[INFO] cloning repository https://github.com/caiopsouza/counting-inversions
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/caiopsouza/counting-inversions" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaiopsouza%2Fcounting-inversions", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaiopsouza%2Fcounting-inversions'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 412ba39c9cd9f62b242c9687f5417fba760908d9
[INFO] testing caiopsouza/counting-inversions against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaiopsouza%2Fcounting-inversions" "/workspace/builds/worker-54/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-54/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/caiopsouza/counting-inversions on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/caiopsouza/counting-inversions
[INFO] finished tweaking git repo https://github.com/caiopsouza/counting-inversions
[INFO] tweaked toml for git repo https://github.com/caiopsouza/counting-inversions written to /workspace/builds/worker-54/source/Cargo.toml
[INFO] crate git repo https://github.com/caiopsouza/counting-inversions already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4430dce30a3c11e3d2a30463adca4602eb220c4f07c349a4654c061b4c3b590e
[INFO] running `Command { std: "docker" "start" "-a" "4430dce30a3c11e3d2a30463adca4602eb220c4f07c349a4654c061b4c3b590e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4430dce30a3c11e3d2a30463adca4602eb220c4f07c349a4654c061b4c3b590e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4430dce30a3c11e3d2a30463adca4602eb220c4f07c349a4654c061b4c3b590e", kill_on_drop: false }`
[INFO] [stdout] 4430dce30a3c11e3d2a30463adca4602eb220c4f07c349a4654c061b4c3b590e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c45d9d4456feea2dddcafff482a684a33697452b786fc4dff34ddd7a410717f3
[INFO] running `Command { std: "docker" "start" "-a" "c45d9d4456feea2dddcafff482a684a33697452b786fc4dff34ddd7a410717f3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling counting-inversions v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.16s
[INFO] running `Command { std: "docker" "inspect" "c45d9d4456feea2dddcafff482a684a33697452b786fc4dff34ddd7a410717f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c45d9d4456feea2dddcafff482a684a33697452b786fc4dff34ddd7a410717f3", kill_on_drop: false }`
[INFO] [stdout] c45d9d4456feea2dddcafff482a684a33697452b786fc4dff34ddd7a410717f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddbff67902d9dcd131583692919a937bcf5455225a5ad0c9d7826989ee60e978
[INFO] running `Command { std: "docker" "start" "-a" "ddbff67902d9dcd131583692919a937bcf5455225a5ad0c9d7826989ee60e978", kill_on_drop: false }`
[INFO] [stderr]    Compiling counting-inversions v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "ddbff67902d9dcd131583692919a937bcf5455225a5ad0c9d7826989ee60e978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddbff67902d9dcd131583692919a937bcf5455225a5ad0c9d7826989ee60e978", kill_on_drop: false }`
[INFO] [stdout] ddbff67902d9dcd131583692919a937bcf5455225a5ad0c9d7826989ee60e978
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 608eaec519c56f3422a09687d1851e67d6a461f2b5c36e9e2f42cb381755ddf8
[INFO] running `Command { std: "docker" "start" "-a" "608eaec519c56f3422a09687d1851e67d6a461f2b5c36e9e2f42cb381755ddf8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.09s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/counting_inversions-b6cc5352afbef688)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::five_elems ... ok
[INFO] [stdout] test tests::hundred_elems ... ok
[INFO] [stdout] test tests::two_hundred_plus_elems_some_duplicated ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "608eaec519c56f3422a09687d1851e67d6a461f2b5c36e9e2f42cb381755ddf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "608eaec519c56f3422a09687d1851e67d6a461f2b5c36e9e2f42cb381755ddf8", kill_on_drop: false }`
[INFO] [stdout] 608eaec519c56f3422a09687d1851e67d6a461f2b5c36e9e2f42cb381755ddf8