[INFO] cloning repository https://github.com/shreyasdamle/rust_101
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shreyasdamle/rust_101" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshreyasdamle%2Frust_101", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshreyasdamle%2Frust_101'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f39b51adaf398d41c24f159aa8147d27995213b7
[INFO] testing shreyasdamle/rust_101 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%2Fshreyasdamle%2Frust_101" "/workspace/builds/worker-68/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-68/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shreyasdamle/rust_101 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/shreyasdamle/rust_101
[INFO] finished tweaking git repo https://github.com/shreyasdamle/rust_101
[INFO] tweaked toml for git repo https://github.com/shreyasdamle/rust_101 written to /workspace/builds/worker-68/source/Cargo.toml
[INFO] crate git repo https://github.com/shreyasdamle/rust_101 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] cdf3e807bebcd6826b13bbcd4e4e83ca816834201a99ef5bf1877cc50c212180
[INFO] running `Command { std: "docker" "start" "-a" "cdf3e807bebcd6826b13bbcd4e4e83ca816834201a99ef5bf1877cc50c212180", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdf3e807bebcd6826b13bbcd4e4e83ca816834201a99ef5bf1877cc50c212180", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdf3e807bebcd6826b13bbcd4e4e83ca816834201a99ef5bf1877cc50c212180", kill_on_drop: false }`
[INFO] [stdout] cdf3e807bebcd6826b13bbcd4e4e83ca816834201a99ef5bf1877cc50c212180
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] 74f31d512f2054073d899119726629a1c659fd0b16f83eacf231ad5ee9e6689d
[INFO] running `Command { std: "docker" "start" "-a" "74f31d512f2054073d899119726629a1c659fd0b16f83eacf231ad5ee9e6689d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_101 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "74f31d512f2054073d899119726629a1c659fd0b16f83eacf231ad5ee9e6689d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74f31d512f2054073d899119726629a1c659fd0b16f83eacf231ad5ee9e6689d", kill_on_drop: false }`
[INFO] [stdout] 74f31d512f2054073d899119726629a1c659fd0b16f83eacf231ad5ee9e6689d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] 0e9278ab53e59333fbc8dc1391ccd62fdbf5a11dad6a6348b36b04f5a24c237d
[INFO] running `Command { std: "docker" "start" "-a" "0e9278ab53e59333fbc8dc1391ccd62fdbf5a11dad6a6348b36b04f5a24c237d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_101 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.43s
[INFO] running `Command { std: "docker" "inspect" "0e9278ab53e59333fbc8dc1391ccd62fdbf5a11dad6a6348b36b04f5a24c237d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e9278ab53e59333fbc8dc1391ccd62fdbf5a11dad6a6348b36b04f5a24c237d", kill_on_drop: false }`
[INFO] [stdout] 0e9278ab53e59333fbc8dc1391ccd62fdbf5a11dad6a6348b36b04f5a24c237d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] 2e21db6d240d91b04e63c513610d72066faa4dbc2e31a1add256960105baaec8
[INFO] running `Command { std: "docker" "start" "-a" "2e21db6d240d91b04e63c513610d72066faa4dbc2e31a1add256960105baaec8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_101-af1f3b521549bee5)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test ctci_01::tests::test_is_unique ... ok
[INFO] [stdout] test ctci_03::tests::test_urlify ... ok
[INFO] [stdout] test ctci_02::tests::test_is_permutation ... ok
[INFO] [stdout] test ctci_04::tests::test_is_palindrome ... ok
[INFO] [stdout] test ctci_05::tests::test_is_palindrome_permutation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2e21db6d240d91b04e63c513610d72066faa4dbc2e31a1add256960105baaec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e21db6d240d91b04e63c513610d72066faa4dbc2e31a1add256960105baaec8", kill_on_drop: false }`
[INFO] [stdout] 2e21db6d240d91b04e63c513610d72066faa4dbc2e31a1add256960105baaec8