[INFO] fetching crate packed_struct_codegen 0.6.0...
[INFO] testing packed_struct_codegen-0.6.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate packed_struct_codegen 0.6.0 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate packed_struct_codegen 0.6.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate packed_struct_codegen 0.6.0
[INFO] finished tweaking crates.io crate packed_struct_codegen 0.6.0
[INFO] tweaked toml for crates.io crate packed_struct_codegen 0.6.0 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "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-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32b5acea3ab8291a95c15a2dbfa84bd87de552420bd8cf2b316c3bc20f8b8fdb
[INFO] running `Command { std: "docker" "start" "-a" "32b5acea3ab8291a95c15a2dbfa84bd87de552420bd8cf2b316c3bc20f8b8fdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32b5acea3ab8291a95c15a2dbfa84bd87de552420bd8cf2b316c3bc20f8b8fdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32b5acea3ab8291a95c15a2dbfa84bd87de552420bd8cf2b316c3bc20f8b8fdb", kill_on_drop: false }`
[INFO] [stdout] 32b5acea3ab8291a95c15a2dbfa84bd87de552420bd8cf2b316c3bc20f8b8fdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cb7af7e359d0935757d3dc8bb29481eb66a5d33e62b1bae1c872d5a87ff904e
[INFO] running `Command { std: "docker" "start" "-a" "4cb7af7e359d0935757d3dc8bb29481eb66a5d33e62b1bae1c872d5a87ff904e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling packed_struct_codegen v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.08s
[INFO] running `Command { std: "docker" "inspect" "4cb7af7e359d0935757d3dc8bb29481eb66a5d33e62b1bae1c872d5a87ff904e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cb7af7e359d0935757d3dc8bb29481eb66a5d33e62b1bae1c872d5a87ff904e", kill_on_drop: false }`
[INFO] [stdout] 4cb7af7e359d0935757d3dc8bb29481eb66a5d33e62b1bae1c872d5a87ff904e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e60c78bbc47aa8b12318dfa520bf6b8ba8bc04897b7a39af2dfa3dac70948dd1
[INFO] running `Command { std: "docker" "start" "-a" "e60c78bbc47aa8b12318dfa520bf6b8ba8bc04897b7a39af2dfa3dac70948dd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling packed_struct_codegen v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "e60c78bbc47aa8b12318dfa520bf6b8ba8bc04897b7a39af2dfa3dac70948dd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e60c78bbc47aa8b12318dfa520bf6b8ba8bc04897b7a39af2dfa3dac70948dd1", kill_on_drop: false }`
[INFO] [stdout] e60c78bbc47aa8b12318dfa520bf6b8ba8bc04897b7a39af2dfa3dac70948dd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c9cab5f11c13c488d96ef9bf8c34ed7b27d9d068f13d4c65ea2287d619c83842
[INFO] running `Command { std: "docker" "start" "-a" "c9cab5f11c13c488d96ef9bf8c34ed7b27d9d068f13d4c65ea2287d619c83842", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/packed_struct_codegen-9a44704e2127b3a2)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests packed_struct_codegen
[INFO] [stdout] running 1 test
[INFO] [stdout] test pack_parse_attributes::test_parse_position_val ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "c9cab5f11c13c488d96ef9bf8c34ed7b27d9d068f13d4c65ea2287d619c83842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9cab5f11c13c488d96ef9bf8c34ed7b27d9d068f13d4c65ea2287d619c83842", kill_on_drop: false }`
[INFO] [stdout] c9cab5f11c13c488d96ef9bf8c34ed7b27d9d068f13d4c65ea2287d619c83842