go: x/tools/gopls: nil pointer in analysis

Please answer these questions before submitting your issue. Thanks!

What did you do?

I had gopls running

What did you expect to see?

gopls doing stuff

What did you see instead?

gopls doing stuff and restarting

stack trace of

[Error - 10:36:37.252 AM] Received #2 ToUTF16Column: column is invalid (-1)


panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x1693475]

goroutine 92 [running]:
golang.org/x/tools/internal/lsp/cache.(*actionHandle).analyze(0xc0025b3360, 0x19b0e20, 0xc000270a80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
	/Users/ilanpillemer/go/src/golang.org/x/tools/internal/lsp/cache/analysis.go:149 +0x65
golang.org/x/tools/internal/lsp/cache.(*snapshot).Analyze(0xc0000de820, 0x19b0e20, 0xc000270a80, 0xc0002c47c0, 0x32, 0xc000d83000, 0x88, 0x100, 0x0, 0x101, ...)
	/Users/ilanpillemer/go/src/golang.org/x/tools/internal/lsp/cache/analysis.go:39 +0x25e
golang.org/x/tools/internal/lsp/source.analyses(0x19b0e20, 0xc000270a80, 0x19b3fe0, 0xc0000de820, 0x19b3fa0, 0xc000383b30, 0x0, 0xc0025bb650, 0x1, 0x1)
	/Users/ilanpillemer/go/src/golang.org/x/tools/internal/lsp/source/diagnostics.go:169 +0x294
golang.org/x/tools/internal/lsp/source.Diagnostics(0x19b0e20, 0xc000270a80, 0x19c1540, 0xc00032e900, 0x239a240, 0xc000218340, 0x0, 0x0, 0x0, 0x0, ...)
	/Users/ilanpillemer/go/src/golang.org/x/tools/internal/lsp/source/diagnostics.go:87 +0x971
golang.org/x/tools/internal/lsp.(*Server).diagnostics(0xc00029cf00, 0x19c1540, 0xc00032e900, 0xc0002f22d0, 0x4b, 0x0, 0x0)
	/Users/ilanpillemer/go/src/golang.org/x/tools/internal/lsp/diagnostics.go:30 +0x2e0
created by golang.org/x/tools/internal/lsp.(*Server).didChange
	/Users/ilanpillemer/go/src/golang.org/x/tools/internal/lsp/text_synchronization.go:82 +0x373
[Trace - 10:36:50.040 AM] Sending request 'initialize - (1)'.
Params: {"processId":0,"rootUri":"file:///","capabilities":{"workspace":{"applyEdit":true,"workspaceEdit":{},"didChangeConfiguration":{},"didChangeWatchedFiles":{},"symbol":{},"executeCommand":{},"workspaceFolders":true},"textDocument":{"synchronization":{},"completion":{},"hover":{},"signatureHelp":{},"declaration":{},"definition":{},"typeDefinition":{},"implementation":{},"references":{},"documentHighlight":{},"documentSymbol":{"hierarchicalDocumentSymbolSupport":true},"codeAction":{"codeActionLiteralSupport":{"codeActionKind":{"valueSet":["source.organizeImports"]}}},"formatting":{},"rangeFormatting":{},"onTypeFormatting":{},"codeLens":{},"documentLink":{},"rename":{},"publishDiagnostics":{},"colorProvider":{},"foldingRange":{},"selectionRange":{}}},"initializationOptions":{"hoverKind":"FullDocumentation","staticcheck":true},"workspaceFolders":[{"uri":"file:///Users/ilanpillemer/Repos/bxbdigital/bx-mm","name":"/Users/ilanpillemer/Repos/bxbdigital/bx-mm"},{"uri":"file:///Users/ilanpillemer/Repos/bxbdigital/bx-mm/bx-pipe","name":"/Users/ilanpillemer/Repos/bxbdigital/bx-mm/bx-pipe"},{"uri":"file:///Users/ilanpillemer/Repos/bxbdigital/bx-mm/internal/bxcompiler","name":"/Users/ilanpillemer/Repos/bxbdigital/bx-mm/internal/bxcompiler"},{"uri":"file:///Users/ilanpillemer/Repos/bxbdigital/bxrepl/cmd/bxrepl","name":"/Users/ilanpillemer/Repos/bxbdigital/bxrepl/cmd/bxrepl"}]}

another example

[Trace - 10:36:34.203 AM] Received notification 'window/logMessage'.
Params: {"type":3,"message":"2019/11/04 10:36:34 go/packages.Load\n\tpackage = bitbucket.org/bxbdigital/bx-mm/internal/bxcompiler\n\tfiles = [/Users/ilanpillemer/Repos/bxbdigital/bx-mm/internal/bxcompiler/bx.go /Users/ilanpillemer/Repos/bxbdigital/bx-mm/internal/bxcompiler/compilerflags.go /Users/ilanpillemer/Repos/bxbdigital/bx-mm/internal/bxcompiler/fieldtype_string.go /Users/ilanpillemer/Repos/bxbdigital/bx-mm/internal/bxcompiler/interpreter.go /Users/ilanpillemer/Repos/bxbdigital/bx-mm/internal/bxcompiler/lexer.go /Users/ilanpillemer/Repos/bxbdigital/bx-mm/internal/bxcompiler/parser.go /Users/ilanpillemer/Repos/bxbdigital/bx-mm/internal/bxcompiler/symbols.go]"}


[Trace - 10:36:34.304 AM] Received response 'textDocument/completion - (2)' in 299ms.
Result: {"isIncomplete":false,"items":[]}


panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x1693475]

goroutine 31 [running]:
golang.org/x/tools/internal/lsp/cache.(*actionHandle).analyze(0xc002542d20, 0x19b0e20, 0xc000282a20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
	/Users/ilanpillemer/go/src/golang.org/x/tools/internal/lsp/cache/analysis.go:149 +0x65
golang.org/x/tools/internal/lsp/cache.(*snapshot).Analyze(0xc00025c190, 0x19b0e20, 0xc000282a20, 0xc0001d4f00, 0x32, 0xc001ced800, 0x88, 0x100, 0x0, 0x101, ...)
	/Users/ilanpillemer/go/src/golang.org/x/tools/internal/lsp/cache/analysis.go:39 +0x25e
golang.org/x/tools/internal/lsp/source.analyses(0x19b0e20, 0xc000282a20, 0x19b3fe0, 0xc00025c190, 0x19b3fa0, 0xc00024d0e0, 0x0, 0xc0023810b0, 0x1, 0x1)
	/Users/ilanpillemer/go/src/golang.org/x/tools/internal/lsp/source/diagnostics.go:169 +0x294
golang.org/x/tools/internal/lsp/source.Diagnostics(0x19b0e20, 0xc000282a20, 0x19c1540, 0xc000001980, 0x5400008, 0xc00018c580, 0x0, 0x0, 0x0, 0x0, ...)
	/Users/ilanpillemer/go/src/golang.org/x/tools/internal/lsp/source/diagnostics.go:87 +0x971
golang.org/x/tools/internal/lsp.(*Server).diagnostics(0xc000169ce0, 0x19c1540, 0xc000001980, 0xc00003c1e0, 0x4b, 0x0, 0x0)
	/Users/ilanpillemer/go/src/golang.org/x/tools/internal/lsp/diagnostics.go:30 +0x2e0
created by golang.org/x/tools/internal/lsp.(*Server).didChange
	/Users/ilanpillemer/go/src/golang.org/x/tools/internal/lsp/text_synchronization.go:82 +0x373
[Trace - 10:36:35.026 AM] Sending request 'initialize - (1)'

Build info

golang.org/x/tools/gopls v0.1.6
    golang.org/x/tools/gopls@(devel)
    github.com/BurntSushi/toml@v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
    github.com/sergi/go-diff@v1.0.0 h1:Kpca3qRNrduNnOQeazBd0ysaKrUJiIuISHxogkT9RPQ=
    golang.org/x/sync@v0.0.0-20190423024810-112230192c58 h1:8gQV6CLnAEikrhgkHFbMAEhagSSnXWGV915qUMm9mrU=
    golang.org/x/tools@v0.0.0-20191017151554-a3bc800455d5 => ../
    golang.org/x/xerrors@v0.0.0-20190717185122-a985d3407aa7 h1:9zdDQZ7Thm29KFXgAX/+yaf3eVbP7djjWp/dXAppNCc=
    honnef.co/go/tools@v0.0.1-2019.2.3 h1:3JgtbtFHMiCmsznwGVTUWbgGov+pVqnlf1dEJTNAXeM=

Go info

go version go1.13.3 darwin/amd64

GO111MODULE=""
GOARCH="amd64"
GOBIN=""
GOCACHE="/Users/ilanpillemer/Library/Caches/go-build"
GOENV="/Users/ilanpillemer/Library/Application Support/go/env"
GOEXE=""
GOFLAGS=""
GOHOSTARCH="amd64"
GOHOSTOS="darwin"
GONOPROXY="bitbucket.org/bxbdigital"
GONOSUMDB="bitbucket.org/bxbdigital"
GOOS="darwin"
GOPATH="/Users/ilanpillemer/go"
GOPRIVATE="bitbucket.org/bxbdigital"
GOPROXY="https://proxy.golang.org,direct"
GOROOT="/usr/local/Cellar/go/1.13.3/libexec"
GOSUMDB="sum.golang.org"
GOTMPDIR=""
GOTOOLDIR="/usr/local/Cellar/go/1.13.3/libexec/pkg/tool/darwin_amd64"
GCCGO="gccgo"
AR="ar"
CC="clang"
CXX="clang++"
CGO_ENABLED="1"
GOMOD=""
CGO_CFLAGS="-g -O2"
CGO_CPPFLAGS=""
CGO_CXXFLAGS="-g -O2"
CGO_FFLAGS="-g -O2"
CGO_LDFLAGS="-g -O2"
PKG_CONFIG="pkg-config"
GOGCCFLAGS="-fPIC -m64 -pthread -fno-caret-diagnostics -Qunused-arguments -fmessage-length=0 -fdebug-prefix-map=/var/folders/z4/rs3f6lcs10l9rhf6wg4vdjt80000gn/T/go-build158073267=/tmp/go-build -gno-record-gcc-switches -fno-common"