stdweb: cant start on windows 10

rustc version rustc 1.29.0-nightly (64f7de921 2018-07-12)

rustup show nightly-x86_64-pc-windows-msvc (default)

cargo install -f cargo-web Finished release [optimized] target(s) in 5m 30s

stdweb\examples\todomvc>cargo web start --target=wasm32-unknown-unknown --verbose warning: debug builds on the wasm32-unknown-unknown are currently totally broken forcing a release build Fresh unicode-xid v0.1.0 Fresh dtoa v0.4.3 Fresh base-x v0.2.2 Fresh itoa v0.4.2 Fresh discard v1.0.3 Fresh proc-macro2 v0.4.6 Fresh proc-macro2 v0.2.3 Fresh quote v0.6.3 Fresh quote v0.4.2 Fresh serde v1.0.70 Fresh syn v0.14.4 Fresh syn v0.12.15 Fresh serde_json v1.0.22 Fresh serde_derive v1.0.70 Fresh stdweb-derive v0.4.0 (file:///F:/rlib/stdweb/stdweb-derive) Fresh stdweb-internal-macros v0.1.0 (file:///F:/rlib/stdweb/stdweb-internal-macros) Fresh stdweb v0.4.7 (file:///F:/rlib/stdweb) Compiling todomvc v0.1.0 (file:///F:/rlib/stdweb/examples/todomvc) Running rustc --crate-name todomvc todomvc\src\main.rs --error-format json --crate-type bin --emit=dep-info,link -C opt-level=3 -C metadata=d6ce413d9660bf02 --out-dir f:\rlib\stdweb\examples\target\wasm32-unknown-unknown\release\deps --target wasm32-unknown-unknown -L dependency=f:\rlib\stdweb\examples\target\wasm32-unknown-unknown\release\deps -L dependency=f:\rlib\stdweb\examples\target\release\deps --extern serde=f:\rlib\stdweb\examples\target\wasm32-unknown-unknown\release\deps\libserde-fd22fdbc82144382.rlib --extern serde_derive=f:\rlib\stdweb\examples\target\release\deps\serde_derive-3510d9f019d9d8d8.dll --extern serde_json=f:\rlib\stdweb\examples\target\wasm32-unknown-unknown\release\deps\libserde_json-4b9a3b0bfeae3469.rlib --extern stdweb=f:\rlib\stdweb\examples\target\wasm32-unknown-unknown\release\deps\libstdweb-a556303d2f25a31d.rlib -C debuginfo=2 error: Could not compile todomvc.

Caused by: process didn’t exit successfully: rustc --crate-name todomvc todomvc\src\main.rs --error-format json --crate-type bin --emit=dep-info,link -C opt-level=3 -C metadata=d6ce413d9660bf02 --out-dir f:\rlib\stdweb\examples\target\wasm32-unknown-unknown\release\deps --target wasm32-unknown-unknown -L dependency=f:\rlib\stdweb\examples\target\wasm32-unknown-unknown\release\deps -L dependency=f:\rlib\stdweb\examples\target\release\deps --extern serde=f:\rlib\stdweb\examples\target\wasm32-unknown-unknown\release\deps\libserde-fd22fdbc82144382.rlib --extern serde_derive=f:\rlib\stdweb\examples\target\release\deps\serde_derive-3510d9f019d9d8d8.dll --extern serde_json=f:\rlib\stdweb\examples\target\wasm32-unknown-unknown\release\deps\libserde_json-4b9a3b0bfeae3469.rlib --extern stdweb=f:\rlib\stdweb\examples\target\wasm32-unknown-unknown\release\deps\libstdweb-a556303d2f25a31d.rlib -C debuginfo=2 (exit code: 3221225477) error: build failed

About this issue

  • Original URL
  • State: open
  • Created 6 years ago
  • Reactions: 3
  • Comments: 15 (8 by maintainers)

Most upvoted comments

I upgraded my rustc and now I’m getting this error too.

> rustup show
Default host: x86_64-pc-windows-msvc

installed toolchains
--------------------

stable-x86_64-pc-windows-msvc
nightly-x86_64-pc-windows-msvc (default)

installed targets for active toolchain
--------------------------------------

asmjs-unknown-emscripten
wasm32-unknown-emscripten
wasm32-unknown-unknown
x86_64-pc-windows-msvc

active toolchain
----------------

nightly-x86_64-pc-windows-msvc (default)
rustc 1.29.0-nightly (874dec25e 2018-07-21)
> cargo web --version
cargo-web 0.6.14
stdweb 0.4.8

Here’s the output when I try to build (with CARGO_WEB_LOG=cargo_web=debug):

PS C:\Users\Pauan\Shared Folders\NixOS\tab-organizer> cargo web start --release --bin sidebar --verbose
DEBUG 2018-07-23T08:15:51Z: cargo_web::cargo_shim: Launching: "\\\\?\\C:\\Users\\Pauan\\.rustup\\toolchains\\nightly-x86_64-pc-windows-msvc\\bin\\cargo.exe" "metadata" "--format-version" "1"
DEBUG 2018-07-23T08:15:52Z: cargo_web::config: Loading "C:\\Users\\Pauan\\Shared Folders\\NixOS\\tab-organizer\\Web.toml"...
DEBUG 2018-07-23T08:15:52Z: cargo_web::config: Loading "C:\\Users\\Pauan\\.cargo\\git\\checkouts\\rust-dominator-96636f53e22b4960\\795c2e3\\Web.toml"...
DEBUG 2018-07-23T08:15:52Z: cargo_web::config: Loading "C:\\Users\\Pauan\\.cargo\\registry\\src\\github.com-1ecc6299db9ec823\\stdweb-0.4.8\\Web.toml"...
DEBUG 2018-07-23T08:15:52Z: cargo_web::build: `stdweb`'s Web.toml requires cargo-web 0.6.8
DEBUG 2018-07-23T08:15:52Z: cargo_web::build: `stdweb`'s Web.toml wants to prepend the following JS files: ["src/webcore/runtime.js", "src/webcore/runtime_wasm.js"]
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Will launch cargo with PATH: "C:\\Users\\Pauan\\.cargo\\bin;C:\\Users\\Pauan\\.rustup\\toolchains\\nightly-x86_64-pc-windows-msvc\\bin;C:\\Program Files (x86)\\Common Files\\Oracle\\Java\\javapath;C:\\Program Files\\nodejs\\;C:\\Users\\Pauan\\AppData\\Roaming\\npm;C:\\Users\\Pauan\\Downloads\\emsdk-portable-64bit;C:\\Users\\Pauan\\Downloads\\emsdk-portable-64bit\\clang\\e1.37.32_64bit;C:\\Users\\Pauan\\Downloads\\emsdk-portable-64bit\\python\\2.7.5.3_64bit;C:\\Users\\Pauan\\Downloads\\emsdk-portable-64bit\\java\\7.45_64bit\\bin;C:\\Users\\Pauan\\Downloads\\emsdk-portable-64bit\\emscripten\\1.37.32;C:\\ProgramData\\Oracle\\Java\\javapath;C:\\Program Files (x86)\\Intel\\iCLS Client\\;C:\\Program Files\\Intel\\iCLS Client\\;C:\\WINDOWS\\system32;C:\\WINDOWS;C:\\Program Files (x86)\\Intel\\Intel(R) Management Engine Components\\DAL;C:\\Program Files\\Intel\\Intel(R) Management Engine Components\\DAL;C:\\Program Files (x86)\\Intel\\Intel(R) Management Engine Components\\IPT;C:\\Program Files\\Intel\\Intel(R) Management Engine Components\\IPT;C:\\Program Files\\Intel\\WiFi\\bin\\;C:\\Program Files\\Common Files\\Intel\\WirelessCommon\\;C:\\Program Files (x86)\\NVIDIA Corporation\\PhysX\\Common;C:\\WINDOWS\\System32\\Wbem;C:\\WINDOWS\\System32\\WindowsPowerShell\\v1.0\\;C:\\Program Files\\Git\\cmd;C:\\Users\\Pauan\\.cargo\\bin;C:\\Users\\Pauan\\AppData\\Local\\Microsoft\\WindowsApps;C:\\Program Files\\CMake\\bin;C:\\WINDOWS\\system32;C:\\WINDOWS;C:\\WINDOWS\\System32\\Wbem;C:\\WINDOWS\\System32\\WindowsPowerShell\\v1.0\\;C:\\WINDOWS\\System32\\OpenSSH\\;C:\\Users\\Pauan\\AppData\\Local\\Programs\\Python\\Python37-32\\Scripts\\;C:\\Users\\Pauan\\AppData\\Local\\Programs\\Python\\Python37-32\\;C:\\Program Files\\nodejs\\;C:\\Users\\Pauan\\AppData\\Roaming\\npm;C:\\Users\\Pauan\\Downloads\\emsdk-portable-64bit;C:\\Users\\Pauan\\Downloads\\emsdk-portable-64bit\\clang\\e1.37.32_64bit;C:\\Users\\Pauan\\Downloads\\emsdk-portable-64bit\\python\\2.7.5.3_64bit;C:\\Users\\Pauan\\Downloads\\emsdk-portable-64bit\\java\\7.45_64bit\\bin;C:\\Users\\Pauan\\Downloads\\emsdk-portable-64bit\\emscripten\\1.37.32;C:\\ProgramData\\Oracle\\Java\\javapath;C:\\Program Files (x86)\\Intel\\iCLS Client\\;C:\\Program Files\\Intel\\iCLS Client\\;C:\\WINDOWS\\system32;C:\\WINDOWS;C:\\Program Files (x86)\\Intel\\Intel(R) Management Engine Components\\DAL;C:\\Program Files\\Intel\\Intel(R) Management Engine Components\\DAL;C:\\Program Files (x86)\\Intel\\Intel(R) Management Engine Components\\IPT;C:\\Program Files\\Intel\\Intel(R) Management Engine Components\\IPT;C:\\Program Files\\Intel\\WiFi\\bin\\;C:\\Program Files\\Common Files\\Intel\\WirelessCommon\\;C:\\Program Files (x86)\\NVIDIA Corporation\\PhysX\\Common;C:\\WINDOWS\\System32\\Wbem;C:\\WINDOWS\\System32\\WindowsPowerShell\\v1.0\\;C:\\Program Files (x86)\\Windows Kits\\8.1\\Windows Performance Toolkit\\;C:\\Program Files\\Git\\cmd;C:\\Users\\Pauan\\.cargo\\bin;C:\\Users\\Pauan\\AppData\\Local\\Microsoft\\WindowsApps;C:\\Users\\Pauan\\AppData\\Local\\Microsoft\\WindowsApps;"
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Will launch cargo with RUSTFLAGS: ""
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Will launch cargo with variable "COMPILING_UNDER_CARGO_WEB" set to "1"
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Launching cargo: "cargo" "rustc" "--message-format" "json" "--target" "wasm32-unknown-unknown" "--package" "tab-organizer" "--release" "--profile" "dev" "--bin" "sidebar" "--verbose"
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libeither-dff55490a637666b.rlib
       Fresh either v1.5.0
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\release\deps\libunicode_xid-45d38353008fd7bb.rlib
       Fresh unicode-xid v0.1.0
       Fresh iovec v0.1.2
       Fresh libc v0.2.42
       Fresh lazy_static v1.0.2
       Fresh base-x v0.2.2
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\release\build\serde-29594fffea8573fb\build-script-build.exe
       Fresh itoa v0.4.2
       Fresh dtoa v0.4.3
       Fresh discard v1.0.3
       Fresh cfg-if v0.1.4
       Fresh futures-core v0.2.1 (https://github.com/rust-lang-nursery/futures-rs?rev=3e3a59f6d5c463beb97225a10333f724004941c9#3e3a59f6)
       Fresh proc-macro2 v0.4.9
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libiovec-64d23e7c8f4685fc.rlib
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\liblibc-e84354c2af86268d.rlib
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\liblazy_static-41891d036fa3d7b6.rlib
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\release\deps\libdtoa-d78d7db52257d7d0.rlib
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\release\deps\libitoa-8b04b74af41e3e8a.rlib
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\release\deps\libbase_x-a46c49109b65b37b.rlib
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\release\build\stdweb-a71f0967186abb52\build-script-build.exe
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libitoa-38a63dd1fc6028b1.rlib
       Fresh proc-macro2 v0.2.3
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libdtoa-e9f8dc17733ee59a.rlib
       Fresh num_cpus v1.8.0
       Fresh futures-channel v0.2.1 (https://github.com/rust-lang-nursery/futures-rs?rev=3e3a59f6d5c463beb97225a10333f724004941c9#3e3a59f6)
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libdiscard-6618ca6370570b21.rlib
       Fresh futures-io v0.2.1 (https://github.com/rust-lang-nursery/futures-rs?rev=3e3a59f6d5c463beb97225a10333f724004941c9#3e3a59f6)
       Fresh quote v0.6.4
       Fresh quote v0.4.2
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libcfg_if-6c42d28ea5e1a8ae.rlib
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libfutures_core-bae9d47f53373837.rlib
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\release\deps\libproc_macro2-0e6ecf33070a5306.rlib
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\release\deps\libproc_macro2-7da197e01181ece9.rlib
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libnum_cpus-7607a9742d3d8ccf.rlib
       Fresh serde v1.0.70
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libfutures_channel-c11f9a409a13fbc9.rlib
       Fresh futures-sink v0.2.1 (https://github.com/rust-lang-nursery/futures-rs?rev=3e3a59f6d5c463beb97225a10333f724004941c9#3e3a59f6)
       Fresh syn v0.14.5
       Fresh syn v0.12.15
       Fresh serde_json v1.0.24
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libfutures_io-d3ead335d5f82201.rlib
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\release\deps\libquote-bbdfb024887fdf6b.rlib
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\release\deps\libquote-4467b537a5f9d6b1.rlib
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\release\deps\libserde-17072d197fff148c.rlib
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libserde-bc0b03d18c231ac7.rlib
       Fresh uuid v0.6.5
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libfutures_sink-79ffbab856c28689.rlib
       Fresh futures-util v0.2.1 (https://github.com/rust-lang-nursery/futures-rs?rev=3e3a59f6d5c463beb97225a10333f724004941c9#3e3a59f6)
       Fresh serde_derive v1.0.70
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\release\deps\libsyn-ea2cd51f9f343458.rlib
       Fresh futures-executor v0.2.1 (https://github.com/rust-lang-nursery/futures-rs?rev=3e3a59f6d5c463beb97225a10333f724004941c9#3e3a59f6)
       Fresh futures-signals v0.1.0 (https://github.com/Pauan/rust-signals#c75e5d2a)
       Fresh stdweb-derive v0.4.0
       Fresh stdweb-internal-macros v0.1.0
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\release\deps\libsyn-887025958fe2c8b5.rlib
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\release\deps\libserde_json-14744e550b57439b.rlib
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libserde_json-32bf1c6eb353b261.rlib
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libuuid-86cb871f11d921cc.rlib
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libfutures_util-69e79e74f6c13ce5.rlib
       Fresh futures-stable v0.2.1 (https://github.com/rust-lang-nursery/futures-rs?rev=3e3a59f6d5c463beb97225a10333f724004941c9#3e3a59f6)
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\release\deps\serde_derive-c888867f04c71656.dll
   Compiling stdweb v0.4.8
       Fresh futures-async-runtime v0.2.1 (https://github.com/rust-lang-nursery/futures-rs?rev=3e3a59f6d5c463beb97225a10333f724004941c9#3e3a59f6)
       Fresh futures v0.2.1 (https://github.com/rust-lang-nursery/futures-rs?rev=3e3a59f6d5c463beb97225a10333f724004941c9#3e3a59f6)
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libfutures_executor-677b34431bec2c04.rlib
     Running `rustc --crate-name stdweb C:\Users\Pauan\.cargo\registry\src\github.com-1ecc6299db9ec823\stdweb-0.4.8\src\lib.rs --error-format json --crate-type lib --emit=dep-info,link -C opt-level=3 -C panic=abort -C debug-assertions=on -C overflow-checks=off --cfg "feature=\"default\"" --cfg "feature=\"experimental_features_which_may_break_on_minor_version_bumps\"" --cfg "feature=\"futures-channel\"" --cfg "feature=\"futures-core\"" --cfg "feature=\"futures-support\"" --cfg "feature=\"futures-util\"" --cfg "feature=\"serde\"" --cfg "feature=\"serde_json\"" -C metadata=a19394aa360b8138 -C extra-filename=-a19394aa360b8138 --out-dir "C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps" --target wasm32-unknown-unknown -L "dependency=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps" -L "dependency=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\release\deps" --extern "discard=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libdiscard-6618ca6370570b21.rlib" --extern "futures_channel=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libfutures_channel-c11f9a409a13fbc9.rlib" --extern "futures_core=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libfutures_core-bae9d47f53373837.rlib" --extern "futures_util=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libfutures_util-69e79e74f6c13ce5.rlib" --extern "serde=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libserde-bc0b03d18c231ac7.rlib" --extern "serde_json=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libserde_json-32bf1c6eb353b261.rlib" --extern "stdweb_derive=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\release\deps\stdweb_derive-6907edda33071c7f.dll" --extern "stdweb_internal_macros=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\release\deps\stdweb_internal_macros-53c5ab1850fd518d.dll" --cap-lints allow`
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libfutures_signals-b55be20c67c43055.rlib
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\release\deps\stdweb_derive-6907edda33071c7f.dll
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\release\deps\stdweb_internal_macros-53c5ab1850fd518d.dll
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libfutures_stable-7683d4da79087871.rlib
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libfutures_async_runtime-5c4fa8e5e18a53ca.rlib
DEBUG 2018-07-23T08:15:52Z: cargo_web::cargo_shim: Built artifact: C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libfutures-edce58ded3431b3b.rlib
error: Could not compile `stdweb`.

Caused by:
  process didn't exit successfully: `rustc --crate-name stdweb C:\Users\Pauan\.cargo\registry\src\github.com-1ecc6299db9ec823\stdweb-0.4.8\src\lib.rs --error-format json --crate-type lib --emit=dep-info,link -C opt-level=3 -C panic=abort -C debug-assertions=on -C overflow-checks=off --cfg "feature=\"default\"" --cfg "feature=\"experimental_features_which_may_break_on_minor_version_bumps\"" --cfg "feature=\"futures-channel\"" --cfg "feature=\"futures-core\"" --cfg "feature=\"futures-support\"" --cfg "feature=\"futures-util\"" --cfg "feature=\"serde\"" --cfg "feature=\"serde_json\"" -C metadata=a19394aa360b8138 -C extra-filename=-a19394aa360b8138 --out-dir "C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps" --target wasm32-unknown-unknown -L "dependency=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps" -L "dependency=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\release\deps" --extern "discard=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libdiscard-6618ca6370570b21.rlib" --extern "futures_channel=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libfutures_channel-c11f9a409a13fbc9.rlib" --extern "futures_core=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libfutures_core-bae9d47f53373837.rlib" --extern "futures_util=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libfutures_util-69e79e74f6c13ce5.rlib" --extern "serde=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libserde-bc0b03d18c231ac7.rlib" --extern "serde_json=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libserde_json-32bf1c6eb353b261.rlib" --extern "stdweb_derive=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\release\deps\stdweb_derive-6907edda33071c7f.dll" --extern "stdweb_internal_macros=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\release\deps\stdweb_internal_macros-53c5ab1850fd518d.dll" --cap-lints allow` (exit code: 3221225477)
DEBUG 2018-07-23T08:16:07Z: cargo_web::cargo_shim: Cargo finished with status: 101
error: build failed

When I run cargo rustc --message-format json --target wasm32-unknown-unknown --package tab-organizer --release --profile dev --bin sidebar --verbose I get the same error, so it seems like a cargo/rustc bug, not a stdweb bug.

Also, when I run the final command…

rustc --crate-name stdweb C:\Users\Pauan\.cargo\registry\src\github.com-1ecc6299db9ec823\stdweb-0.4.8\src\lib.rs --error-format json --crate-type lib --emit=dep-info,link -C opt-level=3 -C panic=abort -C debug-assertions=on -C overflow-checks=off --cfg "feature=\"default\"" --cfg "feature=\"experimental_features_which_may_break_on_minor_version_bumps\"" --cfg "feature=\"futures-channel\"" --cfg "feature=\"futures-core\"" --cfg "feature=\"futures-support\"" --cfg "feature=\"futures-util\"" --cfg "feature=\"serde\"" --cfg "feature=\"serde_json\"" -C metadata=a19394aa360b8138 -C extra-filename=-a19394aa360b8138 --out-dir "C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps" --target wasm32-unknown-unknown -L "dependency=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps" -L "dependency=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\release\deps" --extern "discard=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libdiscard-6618ca6370570b21.rlib" --extern "futures_channel=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libfutures_channel-c11f9a409a13fbc9.rlib" --extern "futures_core=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libfutures_core-bae9d47f53373837.rlib" --extern "futures_util=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libfutures_util-69e79e74f6c13ce5.rlib" --extern "serde=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libserde-bc0b03d18c231ac7.rlib" --extern "serde_json=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\wasm32-unknown-unknown\release\deps\libserde_json-32bf1c6eb353b261.rlib" --extern "stdweb_derive=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\release\deps\stdweb_derive-6907edda33071c7f.dll" --extern "stdweb_internal_macros=C:\Users\Pauan\Shared Folders\NixOS\tab-organizer\target\release\deps\stdweb_internal_macros-53c5ab1850fd518d.dll" --cap-lints allow

…I get this error:

error: unknown start of token: \
 --> cfgspec:1:9
  |
1 | feature=\
  |

I can reproduce this on Windows 10.