[INFO] cloning repository https://github.com/nicola-bovolato/rust-sorting-algorithms
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nicola-bovolato/rust-sorting-algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicola-bovolato%2Frust-sorting-algorithms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicola-bovolato%2Frust-sorting-algorithms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ffceb5bf3f253508d42dd3178760cb9e720c261b
[INFO] testing nicola-bovolato/rust-sorting-algorithms against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicola-bovolato%2Frust-sorting-algorithms" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nicola-bovolato/rust-sorting-algorithms on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nicola-bovolato/rust-sorting-algorithms
[INFO] finished tweaking git repo https://github.com/nicola-bovolato/rust-sorting-algorithms
[INFO] tweaked toml for git repo https://github.com/nicola-bovolato/rust-sorting-algorithms written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/nicola-bovolato/rust-sorting-algorithms already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6af50c135b9a160edc46d973d64023eeb60e04c500b290b1f2d152793f29a771
[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" "6af50c135b9a160edc46d973d64023eeb60e04c500b290b1f2d152793f29a771", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6af50c135b9a160edc46d973d64023eeb60e04c500b290b1f2d152793f29a771", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6af50c135b9a160edc46d973d64023eeb60e04c500b290b1f2d152793f29a771", kill_on_drop: false }`
[INFO] [stdout] 6af50c135b9a160edc46d973d64023eeb60e04c500b290b1f2d152793f29a771
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.55.0" "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] 191cc46a3484983517d7ead91ab5281e2c333a0ced7f5f8713e6a636dfd5db85
[INFO] running `Command { std: "docker" "start" "-a" "191cc46a3484983517d7ead91ab5281e2c333a0ced7f5f8713e6a636dfd5db85", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-sorting-algorithms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "191cc46a3484983517d7ead91ab5281e2c333a0ced7f5f8713e6a636dfd5db85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "191cc46a3484983517d7ead91ab5281e2c333a0ced7f5f8713e6a636dfd5db85", kill_on_drop: false }`
[INFO] [stdout] 191cc46a3484983517d7ead91ab5281e2c333a0ced7f5f8713e6a636dfd5db85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88368d849a6ea611397fe5f690dbcd45580a36ed1f373c54007bc03f81e56324
[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" "88368d849a6ea611397fe5f690dbcd45580a36ed1f373c54007bc03f81e56324", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-sorting-algorithms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "88368d849a6ea611397fe5f690dbcd45580a36ed1f373c54007bc03f81e56324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88368d849a6ea611397fe5f690dbcd45580a36ed1f373c54007bc03f81e56324", kill_on_drop: false }`
[INFO] [stdout] 88368d849a6ea611397fe5f690dbcd45580a36ed1f373c54007bc03f81e56324
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.55.0" "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] b6998466e58ce24957f485875c926aae080c87a99ee6536ef0bd576c7716cb42
[INFO] running `Command { std: "docker" "start" "-a" "b6998466e58ce24957f485875c926aae080c87a99ee6536ef0bd576c7716cb42", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_sorting_algorithms-bde526f891036fff)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test bubble_sort::tests::already_sorted ... ok
[INFO] [stdout] test bubble_sort::tests::first_should_be_last ... ok
[INFO] [stdout] test bubble_sort::tests::last_should_be_first ... ok
[INFO] [stdout] test bubble_sort::tests::one_element ... ok
[INFO] [stdout] test bubble_sort::tests::two_elements ... ok
[INFO] [stdout] test insertion_sort::tests::already_sorted ... ok
[INFO] [stdout] test insertion_sort::tests::first_should_be_last ... ok
[INFO] [stdout] test merge_sort::tests::first_should_be_last ... ok
[INFO] [stdout] test insertion_sort::tests::two_elements ... ok
[INFO] [stdout] test merge_sort::tests::unsorted ... ok
[INFO] [stdout] test merge_sort::tests::two_elements ... ok
[INFO] [stdout] test selection_sort::tests::first_should_be_last ... ok
[INFO] [stdout] test selection_sort::tests::last_should_be_first ... ok
[INFO] [stdout] test selection_sort::tests::already_sorted ... ok
[INFO] [stdout] test selection_sort::tests::two_elements ... ok
[INFO] [stdout] test selection_sort::tests::unsorted ... ok
[INFO] [stdout] test merge_sort::tests::already_sorted ... ok
[INFO] [stdout] test insertion_sort::tests::last_should_be_first ... ok
[INFO] [stdout] test bubble_sort::tests::unsorted ... ok
[INFO] [stdout] test insertion_sort::tests::unsorted ... ok
[INFO] [stdout] test merge_sort::tests::last_should_be_first ... ok
[INFO] [stdout] test selection_sort::tests::one_element ... ok
[INFO] [stdout] test merge_sort::tests::one_element ... ok
[INFO] [stdout] test insertion_sort::tests::one_element ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b6998466e58ce24957f485875c926aae080c87a99ee6536ef0bd576c7716cb42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6998466e58ce24957f485875c926aae080c87a99ee6536ef0bd576c7716cb42", kill_on_drop: false }`
[INFO] [stdout] b6998466e58ce24957f485875c926aae080c87a99ee6536ef0bd576c7716cb42