[INFO] cloning repository https://github.com/ljhwang/rust-helloworld
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ljhwang/rust-helloworld" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fljhwang%2Frust-helloworld", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fljhwang%2Frust-helloworld'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7767a594084016f03ac11f3d5e08b1c0c1b656cf
[INFO] testing ljhwang/rust-helloworld against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fljhwang%2Frust-helloworld" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ljhwang/rust-helloworld on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ljhwang/rust-helloworld
[INFO] finished tweaking git repo https://github.com/ljhwang/rust-helloworld
[INFO] tweaked toml for git repo https://github.com/ljhwang/rust-helloworld written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/ljhwang/rust-helloworld already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 011bc96c29b81309433f053520e5c723a90824a68126f21e46d525af1d61bf49
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "011bc96c29b81309433f053520e5c723a90824a68126f21e46d525af1d61bf49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "011bc96c29b81309433f053520e5c723a90824a68126f21e46d525af1d61bf49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "011bc96c29b81309433f053520e5c723a90824a68126f21e46d525af1d61bf49", kill_on_drop: false }`
[INFO] [stdout] 011bc96c29b81309433f053520e5c723a90824a68126f21e46d525af1d61bf49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9092bd09ad7113a6a5435b9a466a345385a3dc666577a11f9122826ed84029f9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9092bd09ad7113a6a5435b9a466a345385a3dc666577a11f9122826ed84029f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-helloworld v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "9092bd09ad7113a6a5435b9a466a345385a3dc666577a11f9122826ed84029f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9092bd09ad7113a6a5435b9a466a345385a3dc666577a11f9122826ed84029f9", kill_on_drop: false }`
[INFO] [stdout] 9092bd09ad7113a6a5435b9a466a345385a3dc666577a11f9122826ed84029f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4711f23da85d4a1127eec3aea6eae16d95f3dc8e338156adfae6aa4af4002f8c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4711f23da85d4a1127eec3aea6eae16d95f3dc8e338156adfae6aa4af4002f8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-helloworld v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "4711f23da85d4a1127eec3aea6eae16d95f3dc8e338156adfae6aa4af4002f8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4711f23da85d4a1127eec3aea6eae16d95f3dc8e338156adfae6aa4af4002f8c", kill_on_drop: false }`
[INFO] [stdout] 4711f23da85d4a1127eec3aea6eae16d95f3dc8e338156adfae6aa4af4002f8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ad6b93efbd5761280ae10d2359368c17a6e3c56b0902ef643c549b15a8b5b491
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ad6b93efbd5761280ae10d2359368c17a6e3c56b0902ef643c549b15a8b5b491", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_helloworld-25106844d25f8360)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test simple_math ... ok
[INFO] [stdout] test newspeak_math - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ad6b93efbd5761280ae10d2359368c17a6e3c56b0902ef643c549b15a8b5b491", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad6b93efbd5761280ae10d2359368c17a6e3c56b0902ef643c549b15a8b5b491", kill_on_drop: false }`
[INFO] [stdout] ad6b93efbd5761280ae10d2359368c17a6e3c56b0902ef643c549b15a8b5b491