k: Build fails to download from the mvn repository

After running mvn package in the root directory:

[INFO] Scanning for projects...
Downloading from runtime.verification.snapshots: https://s3.amazonaws.com/repo.runtime.verification/repository/snapshots/com/runtimeverification/rv_match/parent/1.0-SNAPSHOT/maven-metadata.xml
[WARNING] Could not transfer metadata com.runtimeverification.rv_match:parent:1.0-SNAPSHOT/maven-metadata.xml from/to runtime.verification.snapshots (https://s3.amazonaws.com/repo.runtime.verification/repository/snapshots): Access denied to: https://s3.amazonaws.com/repo.runtime.verification/repository/snapshots/com/runtimeverification/rv_match/parent/1.0-SNAPSHOT/maven-metadata.xml
Downloading from runtime.verification.snapshots: https://s3.amazonaws.com/repo.runtime.verification/repository/snapshots/com/runtimeverification/rv_match/parent/1.0-SNAPSHOT/parent-1.0-SNAPSHOT.pom
[ERROR] [ERROR] Some problems were encountered while processing the POMs:
[FATAL] Non-resolvable parent POM for com.runtimeverification.k:parent:[unknown-version]: Could not transfer artifact com.runtimeverification.rv_match:parent:pom:1.0-SNAPSHOT from/to runtime.verification.snapshots (https://s3.amazonaws.com/repo.runtime.verification/repository/snapshots): Access denied to: https://s3.amazonaws.com/repo.runtime.verification/repository/snapshots/com/runtimeverification/rv_match/parent/1.0-SNAPSHOT/parent-1.0-SNAPSHOT.pom and 'parent.relativePath' points at wrong local POM @ line 5, column 11
 @
[ERROR] The build could not read 1 project -> [Help 1]
[ERROR]
[ERROR]   The project com.runtimeverification.k:parent:[unknown-version] (/Users/sophia/dev/k/pom.xml) has 1 error
[ERROR]     Non-resolvable parent POM for com.runtimeverification.k:parent:[unknown-version]: Could not transfer artifact com.runtimeverification.rv_match:parent:pom:1.0-SNAPSHOT from/to runtime.verification.snapshots (https://s3.amazonaws.com/repo.runtime.verification/repository/snapshots): Access denied to: https://s3.amazonaws.com/repo.runtime.verification/repository/snapshots/com/runtimeverification/rv_match/parent/1.0-SNAPSHOT/parent-1.0-SNAPSHOT.pom and 'parent.relativePath' points at wrong local POM @ line 5, column 11 -> [Help 2]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/ProjectBuildingException
[ERROR] [Help 2] http://cwiki.apache.org/confluence/display/MAVEN/UnresolvableModelException