[INFO] fetching crate arg-derive 0.3.4...
[INFO] testing arg-derive-0.3.4 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate arg-derive 0.3.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate arg-derive 0.3.4 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 arg-derive 0.3.4
[INFO] finished tweaking crates.io crate arg-derive 0.3.4
[INFO] tweaked toml for crates.io crate arg-derive 0.3.4 written to /workspace/builds/worker-0/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] 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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] b4f6c0fe1e8113eda99bb65f10e5a82b1657b1452a73b185c0090ebdd5e375b8
[INFO] running `Command { std: "docker" "start" "-a" "b4f6c0fe1e8113eda99bb65f10e5a82b1657b1452a73b185c0090ebdd5e375b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4f6c0fe1e8113eda99bb65f10e5a82b1657b1452a73b185c0090ebdd5e375b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4f6c0fe1e8113eda99bb65f10e5a82b1657b1452a73b185c0090ebdd5e375b8", kill_on_drop: false }`
[INFO] [stdout] b4f6c0fe1e8113eda99bb65f10e5a82b1657b1452a73b185c0090ebdd5e375b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] d70764dbd0f480ff709c5a226019e1398384e5e9159aade16082d743d743f7df
[INFO] running `Command { std: "docker" "start" "-a" "d70764dbd0f480ff709c5a226019e1398384e5e9159aade16082d743d743f7df", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling tabwriter v1.2.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling arg-derive v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.24s
[INFO] running `Command { std: "docker" "inspect" "d70764dbd0f480ff709c5a226019e1398384e5e9159aade16082d743d743f7df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d70764dbd0f480ff709c5a226019e1398384e5e9159aade16082d743d743f7df", kill_on_drop: false }`
[INFO] [stdout] d70764dbd0f480ff709c5a226019e1398384e5e9159aade16082d743d743f7df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 538358d749dc89d49791205ae5299fedd0484bd668be14ee0b20b8980b237126
[INFO] running `Command { std: "docker" "start" "-a" "538358d749dc89d49791205ae5299fedd0484bd668be14ee0b20b8980b237126", kill_on_drop: false }`
[INFO] [stderr]    Compiling arg-derive v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "538358d749dc89d49791205ae5299fedd0484bd668be14ee0b20b8980b237126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "538358d749dc89d49791205ae5299fedd0484bd668be14ee0b20b8980b237126", kill_on_drop: false }`
[INFO] [stdout] 538358d749dc89d49791205ae5299fedd0484bd668be14ee0b20b8980b237126
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 3f7df8a42af9a28401ca7ec7bd8203b4d3b9b9ce8d42291371624d666ea7bb42
[INFO] running `Command { std: "docker" "start" "-a" "3f7df8a42af9a28401ca7ec7bd8203b4d3b9b9ce8d42291371624d666ea7bb42", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arg_derive-accb444864cd9d83)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arg-derive
[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" "3f7df8a42af9a28401ca7ec7bd8203b4d3b9b9ce8d42291371624d666ea7bb42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f7df8a42af9a28401ca7ec7bd8203b4d3b9b9ce8d42291371624d666ea7bb42", kill_on_drop: false }`
[INFO] [stdout] 3f7df8a42af9a28401ca7ec7bd8203b4d3b9b9ce8d42291371624d666ea7bb42