[INFO] cloning repository https://github.com/anookinov-training-ground/rust_loops
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anookinov-training-ground/rust_loops" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanookinov-training-ground%2Frust_loops", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanookinov-training-ground%2Frust_loops'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5a27db62ecaf1634454b75a33b6ff018bbaeb418
[INFO] testing anookinov-training-ground/rust_loops 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%2Fanookinov-training-ground%2Frust_loops" "/workspace/builds/worker-44/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-44/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anookinov-training-ground/rust_loops 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/anookinov-training-ground/rust_loops
[INFO] finished tweaking git repo https://github.com/anookinov-training-ground/rust_loops
[INFO] tweaked toml for git repo https://github.com/anookinov-training-ground/rust_loops written to /workspace/builds/worker-44/source/Cargo.toml
[INFO] crate git repo https://github.com/anookinov-training-ground/rust_loops 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 59b2bdecab7a08f86dcd58b79ebbf1639cd9b7bc9b1d3c968fb7fab8ef2b854f
[INFO] running `Command { std: "docker" "start" "-a" "59b2bdecab7a08f86dcd58b79ebbf1639cd9b7bc9b1d3c968fb7fab8ef2b854f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59b2bdecab7a08f86dcd58b79ebbf1639cd9b7bc9b1d3c968fb7fab8ef2b854f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59b2bdecab7a08f86dcd58b79ebbf1639cd9b7bc9b1d3c968fb7fab8ef2b854f", kill_on_drop: false }`
[INFO] [stdout] 59b2bdecab7a08f86dcd58b79ebbf1639cd9b7bc9b1d3c968fb7fab8ef2b854f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] d529f27106205d6a5ef11f8801f8fbfa4a00d98a0533defc0774bbd75af4336e
[INFO] running `Command { std: "docker" "start" "-a" "d529f27106205d6a5ef11f8801f8fbfa4a00d98a0533defc0774bbd75af4336e", kill_on_drop: false }`
[INFO] [stderr]    Compiling loops v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "d529f27106205d6a5ef11f8801f8fbfa4a00d98a0533defc0774bbd75af4336e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d529f27106205d6a5ef11f8801f8fbfa4a00d98a0533defc0774bbd75af4336e", kill_on_drop: false }`
[INFO] [stdout] d529f27106205d6a5ef11f8801f8fbfa4a00d98a0533defc0774bbd75af4336e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 2105474c8f82c69a4a51cfff6ecafcec1fa11871fde27cc6c3ee9834526debc6
[INFO] running `Command { std: "docker" "start" "-a" "2105474c8f82c69a4a51cfff6ecafcec1fa11871fde27cc6c3ee9834526debc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling loops v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "2105474c8f82c69a4a51cfff6ecafcec1fa11871fde27cc6c3ee9834526debc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2105474c8f82c69a4a51cfff6ecafcec1fa11871fde27cc6c3ee9834526debc6", kill_on_drop: false }`
[INFO] [stdout] 2105474c8f82c69a4a51cfff6ecafcec1fa11871fde27cc6c3ee9834526debc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 8f9eb3a7edfe172c7b1879da4ac979c7c5e26aeda998f98c064b0c8d6d6c27cf
[INFO] running `Command { std: "docker" "start" "-a" "8f9eb3a7edfe172c7b1879da4ac979c7c5e26aeda998f98c064b0c8d6d6c27cf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/loops-4772b183e9794993)
[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" "8f9eb3a7edfe172c7b1879da4ac979c7c5e26aeda998f98c064b0c8d6d6c27cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f9eb3a7edfe172c7b1879da4ac979c7c5e26aeda998f98c064b0c8d6d6c27cf", kill_on_drop: false }`
[INFO] [stdout] 8f9eb3a7edfe172c7b1879da4ac979c7c5e26aeda998f98c064b0c8d6d6c27cf