[INFO] cloning repository https://github.com/antiquark/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/antiquark/sorting_algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantiquark%2Fsorting_algorithms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantiquark%2Fsorting_algorithms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f6563c08bd17426a00122c96e6b3be68cc51c99d
[INFO] testing antiquark/sorting_algorithms 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%2Fantiquark%2Fsorting_algorithms" "/workspace/builds/worker-76/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-76/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/antiquark/sorting_algorithms 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/antiquark/sorting_algorithms
[INFO] finished tweaking git repo https://github.com/antiquark/sorting_algorithms
[INFO] tweaked toml for git repo https://github.com/antiquark/sorting_algorithms written to /workspace/builds/worker-76/source/Cargo.toml
[INFO] crate git repo https://github.com/antiquark/sorting_algorithms 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-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] 7ff1b93956dac29e26597178f7199170b5c88fbdb1193caf7fec192335e4eec8
[INFO] running `Command { std: "docker" "start" "-a" "7ff1b93956dac29e26597178f7199170b5c88fbdb1193caf7fec192335e4eec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ff1b93956dac29e26597178f7199170b5c88fbdb1193caf7fec192335e4eec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ff1b93956dac29e26597178f7199170b5c88fbdb1193caf7fec192335e4eec8", kill_on_drop: false }`
[INFO] [stdout] 7ff1b93956dac29e26597178f7199170b5c88fbdb1193caf7fec192335e4eec8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] 25473426744c6e1ed68eb3968a7ebef32e2ce8e55299e5d76ea9843f5aed5216
[INFO] running `Command { std: "docker" "start" "-a" "25473426744c6e1ed68eb3968a7ebef32e2ce8e55299e5d76ea9843f5aed5216", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sorting_algorithms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.08s
[INFO] running `Command { std: "docker" "inspect" "25473426744c6e1ed68eb3968a7ebef32e2ce8e55299e5d76ea9843f5aed5216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25473426744c6e1ed68eb3968a7ebef32e2ce8e55299e5d76ea9843f5aed5216", kill_on_drop: false }`
[INFO] [stdout] 25473426744c6e1ed68eb3968a7ebef32e2ce8e55299e5d76ea9843f5aed5216
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] 1e3e37e658563a60cfb8e57e25fe4ca1d6ab6ee79fec00579ae4d8dda6efad0c
[INFO] running `Command { std: "docker" "start" "-a" "1e3e37e658563a60cfb8e57e25fe4ca1d6ab6ee79fec00579ae4d8dda6efad0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling sorting_algorithms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "1e3e37e658563a60cfb8e57e25fe4ca1d6ab6ee79fec00579ae4d8dda6efad0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e3e37e658563a60cfb8e57e25fe4ca1d6ab6ee79fec00579ae4d8dda6efad0c", kill_on_drop: false }`
[INFO] [stdout] 1e3e37e658563a60cfb8e57e25fe4ca1d6ab6ee79fec00579ae4d8dda6efad0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] f03a038ed55f58d4f6f5ecd22ea207bc6a0e309cb3a4508128dce6aa82abcd9d
[INFO] running `Command { std: "docker" "start" "-a" "f03a038ed55f58d4f6f5ecd22ea207bc6a0e309cb3a4508128dce6aa82abcd9d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sorting_algorithms-8637ca1165c03194)
[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" "f03a038ed55f58d4f6f5ecd22ea207bc6a0e309cb3a4508128dce6aa82abcd9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f03a038ed55f58d4f6f5ecd22ea207bc6a0e309cb3a4508128dce6aa82abcd9d", kill_on_drop: false }`
[INFO] [stdout] f03a038ed55f58d4f6f5ecd22ea207bc6a0e309cb3a4508128dce6aa82abcd9d