[INFO] updating cached repository https://github.com/exercism/rust-test-runner
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 447bf1495a705d5d263a0f0b79287e899536be60
[INFO] testing exercism/rust-test-runner against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexercism%2Frust-test-runner" "work/builds/worker-5/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/exercism/rust-test-runner on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/exercism/rust-test-runner
[INFO] finished tweaking git repo https://github.com/exercism/rust-test-runner
[INFO] tweaked toml for git repo https://github.com/exercism/rust-test-runner written to work/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/exercism/rust-test-runner already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 7d12c4259a33aadd287689e9e78dea48b23294986c48f9b313ad1a14f9a72db0
[INFO] running `"docker" "start" "-a" "7d12c4259a33aadd287689e9e78dea48b23294986c48f9b313ad1a14f9a72db0"`
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling transform-output v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.55s
[INFO] running `"docker" "inspect" "7d12c4259a33aadd287689e9e78dea48b23294986c48f9b313ad1a14f9a72db0"`
[INFO] running `"docker" "rm" "-f" "7d12c4259a33aadd287689e9e78dea48b23294986c48f9b313ad1a14f9a72db0"`
[INFO] [stdout] 7d12c4259a33aadd287689e9e78dea48b23294986c48f9b313ad1a14f9a72db0
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] d8667a02c549b799f4028cb293b0c453ffdc3f251539d0917e57bae27989445d
[INFO] running `"docker" "start" "-a" "d8667a02c549b799f4028cb293b0c453ffdc3f251539d0917e57bae27989445d"`
[INFO] [stderr]    Compiling transform-output v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `"docker" "inspect" "d8667a02c549b799f4028cb293b0c453ffdc3f251539d0917e57bae27989445d"`
[INFO] running `"docker" "rm" "-f" "d8667a02c549b799f4028cb293b0c453ffdc3f251539d0917e57bae27989445d"`
[INFO] [stdout] d8667a02c549b799f4028cb293b0c453ffdc3f251539d0917e57bae27989445d
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 0316c3d482fca7fe960cff8000bbcaf328e4a746769cdb0d9ab28a07453ca334
[INFO] running `"docker" "start" "-a" "0316c3d482fca7fe960cff8000bbcaf328e4a746769cdb0d9ab28a07453ca334"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/transform_output-ec3ffeb54ebf6350
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::fail ... ignored
[INFO] [stdout] test test::pass ... ok
[INFO] [stdout] test cargo_test::test::test_parse_events ... ok
[INFO] [stdout] test test::test_convert ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/transform_output-a5f795df1ce08d10
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests transform-output
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0316c3d482fca7fe960cff8000bbcaf328e4a746769cdb0d9ab28a07453ca334"`
[INFO] running `"docker" "rm" "-f" "0316c3d482fca7fe960cff8000bbcaf328e4a746769cdb0d9ab28a07453ca334"`
[INFO] [stdout] 0316c3d482fca7fe960cff8000bbcaf328e4a746769cdb0d9ab28a07453ca334