[INFO] updating cached repository https://github.com/sdbondi/rust-concurrency-examples
[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] ad950a5e3c0e31b19228510e888af365dc29487d
[INFO] testing sdbondi/rust-concurrency-examples against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsdbondi%2Frust-concurrency-examples" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sdbondi/rust-concurrency-examples 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/sdbondi/rust-concurrency-examples
[INFO] finished tweaking git repo https://github.com/sdbondi/rust-concurrency-examples
[INFO] tweaked toml for git repo https://github.com/sdbondi/rust-concurrency-examples written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/sdbondi/rust-concurrency-examples 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/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] 679c23650d85d954e69c45b4dff4b1baa786439cfe96ac7224ef16ff4638efc3
[INFO] running `"docker" "start" "-a" "679c23650d85d954e69c45b4dff4b1baa786439cfe96ac7224ef16ff4638efc3"`
[INFO] [stderr]    Compiling concurrency v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "679c23650d85d954e69c45b4dff4b1baa786439cfe96ac7224ef16ff4638efc3"`
[INFO] running `"docker" "rm" "-f" "679c23650d85d954e69c45b4dff4b1baa786439cfe96ac7224ef16ff4638efc3"`
[INFO] [stdout] 679c23650d85d954e69c45b4dff4b1baa786439cfe96ac7224ef16ff4638efc3
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/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] 5eb865a4424021e95f97a8456c04a454c1ea6e8f2ee31858ff536a54a006b5da
[INFO] running `"docker" "start" "-a" "5eb865a4424021e95f97a8456c04a454c1ea6e8f2ee31858ff536a54a006b5da"`
[INFO] [stderr]    Compiling concurrency v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "5eb865a4424021e95f97a8456c04a454c1ea6e8f2ee31858ff536a54a006b5da"`
[INFO] running `"docker" "rm" "-f" "5eb865a4424021e95f97a8456c04a454c1ea6e8f2ee31858ff536a54a006b5da"`
[INFO] [stdout] 5eb865a4424021e95f97a8456c04a454c1ea6e8f2ee31858ff536a54a006b5da
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/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] 1292d88ec894b80380f149395dbe9d92cf68973746d3735e2ab697118ab79ad6
[INFO] running `"docker" "start" "-a" "1292d88ec894b80380f149395dbe9d92cf68973746d3735e2ab697118ab79ad6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/concurrency-89e34c79efca1ba8
[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" "1292d88ec894b80380f149395dbe9d92cf68973746d3735e2ab697118ab79ad6"`
[INFO] running `"docker" "rm" "-f" "1292d88ec894b80380f149395dbe9d92cf68973746d3735e2ab697118ab79ad6"`
[INFO] [stdout] 1292d88ec894b80380f149395dbe9d92cf68973746d3735e2ab697118ab79ad6