[INFO] fetching crate mir-protocol 0.1.0...
[INFO] testing mir-protocol-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate mir-protocol 0.1.0 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate mir-protocol 0.1.0 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 crates.io crate mir-protocol 0.1.0
[INFO] finished tweaking crates.io crate mir-protocol 0.1.0
[INFO] tweaked toml for crates.io crate mir-protocol 0.1.0 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate crates.io crate mir-protocol 0.1.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] da2993b4ebe3b7794092dfc74a65b2029d8e4ab2e9cabcd27015013d8cd24d03
[INFO] running `Command { std: "docker" "start" "-a" "da2993b4ebe3b7794092dfc74a65b2029d8e4ab2e9cabcd27015013d8cd24d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da2993b4ebe3b7794092dfc74a65b2029d8e4ab2e9cabcd27015013d8cd24d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da2993b4ebe3b7794092dfc74a65b2029d8e4ab2e9cabcd27015013d8cd24d03", kill_on_drop: false }`
[INFO] [stdout] da2993b4ebe3b7794092dfc74a65b2029d8e4ab2e9cabcd27015013d8cd24d03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] e227091f0c8a283e256d8cd8d4b3c214e999846784388c930d470bfc83c145ca
[INFO] running `Command { std: "docker" "start" "-a" "e227091f0c8a283e256d8cd8d4b3c214e999846784388c930d470bfc83c145ca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mir-protocol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.00s
[INFO] running `Command { std: "docker" "inspect" "e227091f0c8a283e256d8cd8d4b3c214e999846784388c930d470bfc83c145ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e227091f0c8a283e256d8cd8d4b3c214e999846784388c930d470bfc83c145ca", kill_on_drop: false }`
[INFO] [stdout] e227091f0c8a283e256d8cd8d4b3c214e999846784388c930d470bfc83c145ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] bedffe021611bebe646baec6f6e5641513ad129dd3f021d5f4a6a7f0ef75864e
[INFO] running `Command { std: "docker" "start" "-a" "bedffe021611bebe646baec6f6e5641513ad129dd3f021d5f4a6a7f0ef75864e", kill_on_drop: false }`
[INFO] [stderr]    Compiling mir-protocol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "bedffe021611bebe646baec6f6e5641513ad129dd3f021d5f4a6a7f0ef75864e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bedffe021611bebe646baec6f6e5641513ad129dd3f021d5f4a6a7f0ef75864e", kill_on_drop: false }`
[INFO] [stdout] bedffe021611bebe646baec6f6e5641513ad129dd3f021d5f4a6a7f0ef75864e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] be78c26c96b8e2212ee29f9165284b3d700867cf8f89b58c98bb2314c5093eff
[INFO] running `Command { std: "docker" "start" "-a" "be78c26c96b8e2212ee29f9165284b3d700867cf8f89b58c98bb2314c5093eff", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mir_protocol-591e2091551b0173)
[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" "be78c26c96b8e2212ee29f9165284b3d700867cf8f89b58c98bb2314c5093eff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be78c26c96b8e2212ee29f9165284b3d700867cf8f89b58c98bb2314c5093eff", kill_on_drop: false }`
[INFO] [stdout] be78c26c96b8e2212ee29f9165284b3d700867cf8f89b58c98bb2314c5093eff