[INFO] updating cached 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" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 508dcee6b9f844746801aafb8fbc164d6dc1cedd
[INFO] testing mdelaney/rust-algorithm-play against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdelaney%2Frust-algorithm-play" "/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/mdelaney/rust-algorithm-play on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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-2/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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--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" "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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9d8e9f944fba03a109087430b5ae4ac0f2026da10d1c4953f1d7effc8597236
[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" "b9d8e9f944fba03a109087430b5ae4ac0f2026da10d1c4953f1d7effc8597236", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9d8e9f944fba03a109087430b5ae4ac0f2026da10d1c4953f1d7effc8597236", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9d8e9f944fba03a109087430b5ae4ac0f2026da10d1c4953f1d7effc8597236", kill_on_drop: false }`
[INFO] [stdout] b9d8e9f944fba03a109087430b5ae4ac0f2026da10d1c4953f1d7effc8597236
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", 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] 2b2188e11fbef4d5b40490d9409a4a23b72bc8760dedb2f8d7ccf7914c785c8f
[INFO] running `Command { std: "docker" "start" "-a" "2b2188e11fbef4d5b40490d9409a4a23b72bc8760dedb2f8d7ccf7914c785c8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling algorithm-play v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "2b2188e11fbef4d5b40490d9409a4a23b72bc8760dedb2f8d7ccf7914c785c8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b2188e11fbef4d5b40490d9409a4a23b72bc8760dedb2f8d7ccf7914c785c8f", kill_on_drop: false }`
[INFO] [stdout] 2b2188e11fbef4d5b40490d9409a4a23b72bc8760dedb2f8d7ccf7914c785c8f
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", 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] 33f6ea579acc4a1dd41721cb6abea86b95f961e28ef5b1d4850553ffb5138688
[INFO] running `Command { std: "docker" "start" "-a" "33f6ea579acc4a1dd41721cb6abea86b95f961e28ef5b1d4850553ffb5138688", kill_on_drop: false }`
[INFO] [stderr]    Compiling algorithm-play v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "33f6ea579acc4a1dd41721cb6abea86b95f961e28ef5b1d4850553ffb5138688", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33f6ea579acc4a1dd41721cb6abea86b95f961e28ef5b1d4850553ffb5138688", kill_on_drop: false }`
[INFO] [stdout] 33f6ea579acc4a1dd41721cb6abea86b95f961e28ef5b1d4850553ffb5138688
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] ceedf36422555334d76f6b0c8199bbd64d8c7ab3abe824e62b9239ffb3ce1823
[INFO] running `Command { std: "docker" "start" "-a" "ceedf36422555334d76f6b0c8199bbd64d8c7ab3abe824e62b9239ffb3ce1823", 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-80f93433194a231c
[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" "ceedf36422555334d76f6b0c8199bbd64d8c7ab3abe824e62b9239ffb3ce1823", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ceedf36422555334d76f6b0c8199bbd64d8c7ab3abe824e62b9239ffb3ce1823", kill_on_drop: false }`
[INFO] [stdout] ceedf36422555334d76f6b0c8199bbd64d8c7ab3abe824e62b9239ffb3ce1823