[INFO] fetching crate messagepack 0.1.0...
[INFO] testing messagepack-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate messagepack 0.1.0 into /workspace/builds/worker-111/source
[INFO] validating manifest of crates.io crate messagepack 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 messagepack 0.1.0
[INFO] finished tweaking crates.io crate messagepack 0.1.0
[INFO] tweaked toml for crates.io crate messagepack 0.1.0 written to /workspace/builds/worker-111/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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] 0a42a445c4aee26c177ba3cb63adf696d2cc186605ce41470e760b7a99fae512
[INFO] running `Command { std: "docker" "start" "-a" "0a42a445c4aee26c177ba3cb63adf696d2cc186605ce41470e760b7a99fae512", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a42a445c4aee26c177ba3cb63adf696d2cc186605ce41470e760b7a99fae512", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a42a445c4aee26c177ba3cb63adf696d2cc186605ce41470e760b7a99fae512", kill_on_drop: false }`
[INFO] [stdout] 0a42a445c4aee26c177ba3cb63adf696d2cc186605ce41470e760b7a99fae512
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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] c2bb68dae064c75c451f16c2a143f2c8aedd394ce23dc5abdaa16302618b7c63
[INFO] running `Command { std: "docker" "start" "-a" "c2bb68dae064c75c451f16c2a143f2c8aedd394ce23dc5abdaa16302618b7c63", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling messagepack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "c2bb68dae064c75c451f16c2a143f2c8aedd394ce23dc5abdaa16302618b7c63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2bb68dae064c75c451f16c2a143f2c8aedd394ce23dc5abdaa16302618b7c63", kill_on_drop: false }`
[INFO] [stdout] c2bb68dae064c75c451f16c2a143f2c8aedd394ce23dc5abdaa16302618b7c63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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] 5294a3bcc5601f990c4bb56fd8052b1509b790439aa15007153eb20470300be6
[INFO] running `Command { std: "docker" "start" "-a" "5294a3bcc5601f990c4bb56fd8052b1509b790439aa15007153eb20470300be6", kill_on_drop: false }`
[INFO] [stderr]    Compiling messagepack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "5294a3bcc5601f990c4bb56fd8052b1509b790439aa15007153eb20470300be6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5294a3bcc5601f990c4bb56fd8052b1509b790439aa15007153eb20470300be6", kill_on_drop: false }`
[INFO] [stdout] 5294a3bcc5601f990c4bb56fd8052b1509b790439aa15007153eb20470300be6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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] 62d3c6c8b9a2d5d027067fe7b16838fa5b0fe2d85d87121205ccaaffb5611e6f
[INFO] running `Command { std: "docker" "start" "-a" "62d3c6c8b9a2d5d027067fe7b16838fa5b0fe2d85d87121205ccaaffb5611e6f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/messagepack-b9af2a30bdec0608)
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests messagepack
[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" "62d3c6c8b9a2d5d027067fe7b16838fa5b0fe2d85d87121205ccaaffb5611e6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62d3c6c8b9a2d5d027067fe7b16838fa5b0fe2d85d87121205ccaaffb5611e6f", kill_on_drop: false }`
[INFO] [stdout] 62d3c6c8b9a2d5d027067fe7b16838fa5b0fe2d85d87121205ccaaffb5611e6f