[INFO] fetching crate c2rust-bitfields-derive 0.2.1...
[INFO] testing c2rust-bitfields-derive-0.2.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate c2rust-bitfields-derive 0.2.1 into /workspace/builds/worker-25/source
[INFO] validating manifest of crates.io crate c2rust-bitfields-derive 0.2.1 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 c2rust-bitfields-derive 0.2.1
[INFO] finished tweaking crates.io crate c2rust-bitfields-derive 0.2.1
[INFO] tweaked toml for crates.io crate c2rust-bitfields-derive 0.2.1 written to /workspace/builds/worker-25/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] 0c427d9173d1c4084eade196a2bc24da6615cafa6c4642c9c4b58222d82647f2
[INFO] running `Command { std: "docker" "start" "-a" "0c427d9173d1c4084eade196a2bc24da6615cafa6c4642c9c4b58222d82647f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c427d9173d1c4084eade196a2bc24da6615cafa6c4642c9c4b58222d82647f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c427d9173d1c4084eade196a2bc24da6615cafa6c4642c9c4b58222d82647f2", kill_on_drop: false }`
[INFO] [stdout] 0c427d9173d1c4084eade196a2bc24da6615cafa6c4642c9c4b58222d82647f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] 9800e1b14c9f106bd2f1e3f94e86455f5c77f9da9c40cd10d7676b03e7ae38e8
[INFO] running `Command { std: "docker" "start" "-a" "9800e1b14c9f106bd2f1e3f94e86455f5c77f9da9c40cd10d7676b03e7ae38e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling c2rust-bitfields-derive v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.11s
[INFO] running `Command { std: "docker" "inspect" "9800e1b14c9f106bd2f1e3f94e86455f5c77f9da9c40cd10d7676b03e7ae38e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9800e1b14c9f106bd2f1e3f94e86455f5c77f9da9c40cd10d7676b03e7ae38e8", kill_on_drop: false }`
[INFO] [stdout] 9800e1b14c9f106bd2f1e3f94e86455f5c77f9da9c40cd10d7676b03e7ae38e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] 433e08c2eb391eaa6ca790a7c5bbcc1161fb8190a16960f80b8126ba6f0b1c1b
[INFO] running `Command { std: "docker" "start" "-a" "433e08c2eb391eaa6ca790a7c5bbcc1161fb8190a16960f80b8126ba6f0b1c1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling c2rust-bitfields-derive v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "433e08c2eb391eaa6ca790a7c5bbcc1161fb8190a16960f80b8126ba6f0b1c1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "433e08c2eb391eaa6ca790a7c5bbcc1161fb8190a16960f80b8126ba6f0b1c1b", kill_on_drop: false }`
[INFO] [stdout] 433e08c2eb391eaa6ca790a7c5bbcc1161fb8190a16960f80b8126ba6f0b1c1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] 7834f0c0681689c85408a9d0867823e5e433f7757a37dccbd1ba279dd0e6eeda
[INFO] running `Command { std: "docker" "start" "-a" "7834f0c0681689c85408a9d0867823e5e433f7757a37dccbd1ba279dd0e6eeda", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/c2rust_bitfields_derive-bba3bb6a03df131a)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests c2rust-bitfields-derive
[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] [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" "7834f0c0681689c85408a9d0867823e5e433f7757a37dccbd1ba279dd0e6eeda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7834f0c0681689c85408a9d0867823e5e433f7757a37dccbd1ba279dd0e6eeda", kill_on_drop: false }`
[INFO] [stdout] 7834f0c0681689c85408a9d0867823e5e433f7757a37dccbd1ba279dd0e6eeda