[INFO] cloning repository https://github.com/mdelaney/rust-algorithm-play
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mdelaney/rust-algorithm-play" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdelaney%2Frust-algorithm-play", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdelaney%2Frust-algorithm-play'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 508dcee6b9f844746801aafb8fbc164d6dc1cedd
[INFO] testing mdelaney/rust-algorithm-play against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdelaney%2Frust-algorithm-play" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mdelaney/rust-algorithm-play on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mdelaney/rust-algorithm-play
[INFO] finished tweaking git repo https://github.com/mdelaney/rust-algorithm-play
[INFO] tweaked toml for git repo https://github.com/mdelaney/rust-algorithm-play written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/mdelaney/rust-algorithm-play already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 54b671ac5955551f9eb8e4d788678d1a495f50b8198c27d0a1901b419432823a
[INFO] running `Command { std: "docker" "start" "-a" "54b671ac5955551f9eb8e4d788678d1a495f50b8198c27d0a1901b419432823a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54b671ac5955551f9eb8e4d788678d1a495f50b8198c27d0a1901b419432823a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54b671ac5955551f9eb8e4d788678d1a495f50b8198c27d0a1901b419432823a", kill_on_drop: false }`
[INFO] [stdout] 54b671ac5955551f9eb8e4d788678d1a495f50b8198c27d0a1901b419432823a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01250733a14394dc019dd68abfee8379e672fecd24680a86115d42f537166763
[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" "01250733a14394dc019dd68abfee8379e672fecd24680a86115d42f537166763", kill_on_drop: false }`
[INFO] [stderr]    Compiling algorithm-play v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "01250733a14394dc019dd68abfee8379e672fecd24680a86115d42f537166763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01250733a14394dc019dd68abfee8379e672fecd24680a86115d42f537166763", kill_on_drop: false }`
[INFO] [stdout] 01250733a14394dc019dd68abfee8379e672fecd24680a86115d42f537166763
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25a71fa577a0f7cd2fc168af55bca27e324bda761aa66421b8d7454388288220
[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" "25a71fa577a0f7cd2fc168af55bca27e324bda761aa66421b8d7454388288220", kill_on_drop: false }`
[INFO] [stderr]    Compiling algorithm-play v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "25a71fa577a0f7cd2fc168af55bca27e324bda761aa66421b8d7454388288220", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25a71fa577a0f7cd2fc168af55bca27e324bda761aa66421b8d7454388288220", kill_on_drop: false }`
[INFO] [stdout] 25a71fa577a0f7cd2fc168af55bca27e324bda761aa66421b8d7454388288220
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 69a7f686c41b3d0046118cb4b428f6b917ab2c40686e2d603d92a8321ac08b4a
[INFO] running `Command { std: "docker" "start" "-a" "69a7f686c41b3d0046118cb4b428f6b917ab2c40686e2d603d92a8321ac08b4a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/algorithm_play-bcd388cc5e11960f
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test strings::edit_distance::tests::test_levenshtein_distance_advanced ... ok
[INFO] [stdout] test strings::edit_distance::tests::test_levenshtein_distance_simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "69a7f686c41b3d0046118cb4b428f6b917ab2c40686e2d603d92a8321ac08b4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69a7f686c41b3d0046118cb4b428f6b917ab2c40686e2d603d92a8321ac08b4a", kill_on_drop: false }`
[INFO] [stdout] 69a7f686c41b3d0046118cb4b428f6b917ab2c40686e2d603d92a8321ac08b4a