[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 try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicola-bovolato%2Frust-sorting-algorithms" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nicola-bovolato/rust-sorting-algorithms on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-4/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 4d9461a207d1c7336831a7bf972039495abb39d0a98d5f02d3f72c6302ae80d1
[INFO] running `Command { std: "docker" "start" "-a" "4d9461a207d1c7336831a7bf972039495abb39d0a98d5f02d3f72c6302ae80d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d9461a207d1c7336831a7bf972039495abb39d0a98d5f02d3f72c6302ae80d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d9461a207d1c7336831a7bf972039495abb39d0a98d5f02d3f72c6302ae80d1", kill_on_drop: false }`
[INFO] [stdout] 4d9461a207d1c7336831a7bf972039495abb39d0a98d5f02d3f72c6302ae80d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3cd812c75286a53e6b1e7a2cd1612d2e73090657eb9e1a1a0a68fef1ce604556
[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" "3cd812c75286a53e6b1e7a2cd1612d2e73090657eb9e1a1a0a68fef1ce604556", 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 0.72s
[INFO] running `Command { std: "docker" "inspect" "3cd812c75286a53e6b1e7a2cd1612d2e73090657eb9e1a1a0a68fef1ce604556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cd812c75286a53e6b1e7a2cd1612d2e73090657eb9e1a1a0a68fef1ce604556", kill_on_drop: false }`
[INFO] [stdout] 3cd812c75286a53e6b1e7a2cd1612d2e73090657eb9e1a1a0a68fef1ce604556
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb7857d9a327f5376a5b66d628a568e80da9453a2b2d380e3a35a5927ac4b3f3
[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" "fb7857d9a327f5376a5b66d628a568e80da9453a2b2d380e3a35a5927ac4b3f3", 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 0.96s
[INFO] running `Command { std: "docker" "inspect" "fb7857d9a327f5376a5b66d628a568e80da9453a2b2d380e3a35a5927ac4b3f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb7857d9a327f5376a5b66d628a568e80da9453a2b2d380e3a35a5927ac4b3f3", kill_on_drop: false }`
[INFO] [stdout] fb7857d9a327f5376a5b66d628a568e80da9453a2b2d380e3a35a5927ac4b3f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 96268c47e36457166dcaee1a992ba5da17a98ab443ee485fa7bc197d0d535d80
[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" "96268c47e36457166dcaee1a992ba5da17a98ab443ee485fa7bc197d0d535d80", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_sorting_algorithms-26bf30bd16f6341f)
[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::one_element ... ok
[INFO] [stdout] test bubble_sort::tests::two_elements ... ok
[INFO] [stdout] test bubble_sort::tests::unsorted ... ok
[INFO] [stdout] test insertion_sort::tests::first_should_be_last ... ok
[INFO] [stdout] test insertion_sort::tests::last_should_be_first ... ok
[INFO] [stdout] test insertion_sort::tests::one_element ... ok
[INFO] [stdout] test insertion_sort::tests::two_elements ... ok
[INFO] [stdout] test insertion_sort::tests::unsorted ... ok
[INFO] [stdout] test merge_sort::tests::already_sorted ... ok
[INFO] [stdout] test merge_sort::tests::first_should_be_last ... ok
[INFO] [stdout] test merge_sort::tests::last_should_be_first ... ok
[INFO] [stdout] test merge_sort::tests::unsorted ... ok
[INFO] [stdout] test selection_sort::tests::already_sorted ... ok
[INFO] [stdout] test selection_sort::tests::last_should_be_first ... ok
[INFO] [stdout] test selection_sort::tests::one_element ... ok
[INFO] [stdout] test selection_sort::tests::two_elements ... ok
[INFO] [stdout] test selection_sort::tests::unsorted ... ok
[INFO] [stdout] test insertion_sort::tests::already_sorted ... ok
[INFO] [stdout] test merge_sort::tests::two_elements ... ok
[INFO] [stdout] test selection_sort::tests::first_should_be_last ... ok
[INFO] [stdout] test bubble_sort::tests::last_should_be_first ... ok
[INFO] [stdout] test merge_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" "96268c47e36457166dcaee1a992ba5da17a98ab443ee485fa7bc197d0d535d80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96268c47e36457166dcaee1a992ba5da17a98ab443ee485fa7bc197d0d535d80", kill_on_drop: false }`
[INFO] [stdout] 96268c47e36457166dcaee1a992ba5da17a98ab443ee485fa7bc197d0d535d80