[INFO] cloning repository https://github.com/t-tonchim/rust_sample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/t-tonchim/rust_sample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft-tonchim%2Frust_sample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft-tonchim%2Frust_sample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 18ba5d08aa0ead798ac2bd31ffa49531dbbe1ea0
[INFO] testing t-tonchim/rust_sample 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%2Ft-tonchim%2Frust_sample" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/t-tonchim/rust_sample 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/t-tonchim/rust_sample
[INFO] finished tweaking git repo https://github.com/t-tonchim/rust_sample
[INFO] tweaked toml for git repo https://github.com/t-tonchim/rust_sample written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/t-tonchim/rust_sample 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 0edf11e9ed752054d3ae095bb74e08ae276438c8743b4f9bd668ed145441427d
[INFO] running `Command { std: "docker" "start" "-a" "0edf11e9ed752054d3ae095bb74e08ae276438c8743b4f9bd668ed145441427d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0edf11e9ed752054d3ae095bb74e08ae276438c8743b4f9bd668ed145441427d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0edf11e9ed752054d3ae095bb74e08ae276438c8743b4f9bd668ed145441427d", kill_on_drop: false }`
[INFO] [stdout] 0edf11e9ed752054d3ae095bb74e08ae276438c8743b4f9bd668ed145441427d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 09c9ebf95165cdad11add896136fae56115d4c420ca1b492ce5d5ba0e61fecf3
[INFO] running `Command { std: "docker" "start" "-a" "09c9ebf95165cdad11add896136fae56115d4c420ca1b492ce5d5ba0e61fecf3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_sample v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "09c9ebf95165cdad11add896136fae56115d4c420ca1b492ce5d5ba0e61fecf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09c9ebf95165cdad11add896136fae56115d4c420ca1b492ce5d5ba0e61fecf3", kill_on_drop: false }`
[INFO] [stdout] 09c9ebf95165cdad11add896136fae56115d4c420ca1b492ce5d5ba0e61fecf3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 8d3446161a3be74eb9b55af730c0952f75a4ed765e8d5ef1bd6342cf29049ac6
[INFO] running `Command { std: "docker" "start" "-a" "8d3446161a3be74eb9b55af730c0952f75a4ed765e8d5ef1bd6342cf29049ac6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_sample v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "8d3446161a3be74eb9b55af730c0952f75a4ed765e8d5ef1bd6342cf29049ac6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d3446161a3be74eb9b55af730c0952f75a4ed765e8d5ef1bd6342cf29049ac6", kill_on_drop: false }`
[INFO] [stdout] 8d3446161a3be74eb9b55af730c0952f75a4ed765e8d5ef1bd6342cf29049ac6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 46af64c0631c97e15403bbffc8f374102a5a074144f630d3ade3c3707900c3fa
[INFO] running `Command { std: "docker" "start" "-a" "46af64c0631c97e15403bbffc8f374102a5a074144f630d3ade3c3707900c3fa", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_sample-998ee3e8ad5bd8f5)
[INFO] [stdout] test test_gcd ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "46af64c0631c97e15403bbffc8f374102a5a074144f630d3ade3c3707900c3fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46af64c0631c97e15403bbffc8f374102a5a074144f630d3ade3c3707900c3fa", kill_on_drop: false }`
[INFO] [stdout] 46af64c0631c97e15403bbffc8f374102a5a074144f630d3ade3c3707900c3fa