[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 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdelaney%2Frust-algorithm-play" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mdelaney/rust-algorithm-play on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-21/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" "+1.59.0" "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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 242891bd4b5fd86202e43eab3dc5a6daa2aa934e30d66a49ac66fdeb43f4f59c
[INFO] running `Command { std: "docker" "start" "-a" "242891bd4b5fd86202e43eab3dc5a6daa2aa934e30d66a49ac66fdeb43f4f59c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "242891bd4b5fd86202e43eab3dc5a6daa2aa934e30d66a49ac66fdeb43f4f59c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "242891bd4b5fd86202e43eab3dc5a6daa2aa934e30d66a49ac66fdeb43f4f59c", kill_on_drop: false }`
[INFO] [stdout] 242891bd4b5fd86202e43eab3dc5a6daa2aa934e30d66a49ac66fdeb43f4f59c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41a3f02f69556b81f0ad7cb9118b227c86069512bf8f6de3945db6eded39bd72
[INFO] running `Command { std: "docker" "start" "-a" "41a3f02f69556b81f0ad7cb9118b227c86069512bf8f6de3945db6eded39bd72", kill_on_drop: false }`
[INFO] [stderr]    Compiling algorithm-play v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "41a3f02f69556b81f0ad7cb9118b227c86069512bf8f6de3945db6eded39bd72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41a3f02f69556b81f0ad7cb9118b227c86069512bf8f6de3945db6eded39bd72", kill_on_drop: false }`
[INFO] [stdout] 41a3f02f69556b81f0ad7cb9118b227c86069512bf8f6de3945db6eded39bd72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb8e99b20f4dfcbdd9b84e64e4fe26642e9722c1af8403e3ce700bc5231f1f73
[INFO] running `Command { std: "docker" "start" "-a" "eb8e99b20f4dfcbdd9b84e64e4fe26642e9722c1af8403e3ce700bc5231f1f73", kill_on_drop: false }`
[INFO] [stderr]    Compiling algorithm-play v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "eb8e99b20f4dfcbdd9b84e64e4fe26642e9722c1af8403e3ce700bc5231f1f73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb8e99b20f4dfcbdd9b84e64e4fe26642e9722c1af8403e3ce700bc5231f1f73", kill_on_drop: false }`
[INFO] [stdout] eb8e99b20f4dfcbdd9b84e64e4fe26642e9722c1af8403e3ce700bc5231f1f73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 19f4b5df25b8b18650605bda8351930fa5d9fd2c77dbbcce14a0c08e435e8288
[INFO] running `Command { std: "docker" "start" "-a" "19f4b5df25b8b18650605bda8351930fa5d9fd2c77dbbcce14a0c08e435e8288", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/algorithm_play-ccf34623cf473e38)
[INFO] [stdout] test strings::edit_distance::tests::test_levenshtein_distance_simple ... ok
[INFO] [stdout] test strings::edit_distance::tests::test_levenshtein_distance_advanced ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "19f4b5df25b8b18650605bda8351930fa5d9fd2c77dbbcce14a0c08e435e8288", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19f4b5df25b8b18650605bda8351930fa5d9fd2c77dbbcce14a0c08e435e8288", kill_on_drop: false }`
[INFO] [stdout] 19f4b5df25b8b18650605bda8351930fa5d9fd2c77dbbcce14a0c08e435e8288