[INFO] cloning repository https://github.com/KenjiKamada/bubble_sort
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KenjiKamada/bubble_sort" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKenjiKamada%2Fbubble_sort", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKenjiKamada%2Fbubble_sort'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7ffc95f632592fd83e587e2cb65f5eac9d54151a
[INFO] testing KenjiKamada/bubble_sort against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKenjiKamada%2Fbubble_sort" "/workspace/builds/worker-27/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KenjiKamada/bubble_sort on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KenjiKamada/bubble_sort
[INFO] finished tweaking git repo https://github.com/KenjiKamada/bubble_sort
[INFO] tweaked toml for git repo https://github.com/KenjiKamada/bubble_sort written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/KenjiKamada/bubble_sort already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 173cb1c95b06083b7e721abb1f8c4655b6b3d57f4530b7db5067216df6c17a8f
[INFO] running `Command { std: "docker" "start" "-a" "173cb1c95b06083b7e721abb1f8c4655b6b3d57f4530b7db5067216df6c17a8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "173cb1c95b06083b7e721abb1f8c4655b6b3d57f4530b7db5067216df6c17a8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "173cb1c95b06083b7e721abb1f8c4655b6b3d57f4530b7db5067216df6c17a8f", kill_on_drop: false }`
[INFO] [stdout] 173cb1c95b06083b7e721abb1f8c4655b6b3d57f4530b7db5067216df6c17a8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1b36265b4b2bddc1cc609cbe093d4f7d7ec9c86579a59c95d4f2ba433c773f7
[INFO] running `Command { std: "docker" "start" "-a" "a1b36265b4b2bddc1cc609cbe093d4f7d7ec9c86579a59c95d4f2ba433c773f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling bubble_sort v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.23s
[INFO] running `Command { std: "docker" "inspect" "a1b36265b4b2bddc1cc609cbe093d4f7d7ec9c86579a59c95d4f2ba433c773f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1b36265b4b2bddc1cc609cbe093d4f7d7ec9c86579a59c95d4f2ba433c773f7", kill_on_drop: false }`
[INFO] [stdout] a1b36265b4b2bddc1cc609cbe093d4f7d7ec9c86579a59c95d4f2ba433c773f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f637c6f387f7b7bec2ec465a9505097830a3cd00f17cb2cf348f35a830560fa
[INFO] running `Command { std: "docker" "start" "-a" "0f637c6f387f7b7bec2ec465a9505097830a3cd00f17cb2cf348f35a830560fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling bubble_sort v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/bubble_sort-6bc1d6bbc49e95cf)
[INFO] running `Command { std: "docker" "inspect" "0f637c6f387f7b7bec2ec465a9505097830a3cd00f17cb2cf348f35a830560fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f637c6f387f7b7bec2ec465a9505097830a3cd00f17cb2cf348f35a830560fa", kill_on_drop: false }`
[INFO] [stdout] 0f637c6f387f7b7bec2ec465a9505097830a3cd00f17cb2cf348f35a830560fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 83d5df3ef47e326f62469175a17cbcf988f624780fcaed8bcfc762280ba6f2a4
[INFO] running `Command { std: "docker" "start" "-a" "83d5df3ef47e326f62469175a17cbcf988f624780fcaed8bcfc762280ba6f2a4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/bubble_sort-6bc1d6bbc49e95cf)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "83d5df3ef47e326f62469175a17cbcf988f624780fcaed8bcfc762280ba6f2a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83d5df3ef47e326f62469175a17cbcf988f624780fcaed8bcfc762280ba6f2a4", kill_on_drop: false }`
[INFO] [stdout] 83d5df3ef47e326f62469175a17cbcf988f624780fcaed8bcfc762280ba6f2a4