[INFO] fetching crate arg-derive 0.3.4...
[INFO] testing arg-derive-0.3.4 against 1.55.0 for beta-1.56-1
[INFO] extracting crate arg-derive 0.3.4 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate arg-derive 0.3.4 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 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-12/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 88bbe9fca8096cb8040c40f8480e6fdd9ef5576b73c18f7c01b4e9d92585a50c
[INFO] running `Command { std: "docker" "start" "-a" "88bbe9fca8096cb8040c40f8480e6fdd9ef5576b73c18f7c01b4e9d92585a50c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88bbe9fca8096cb8040c40f8480e6fdd9ef5576b73c18f7c01b4e9d92585a50c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88bbe9fca8096cb8040c40f8480e6fdd9ef5576b73c18f7c01b4e9d92585a50c", kill_on_drop: false }`
[INFO] [stdout] 88bbe9fca8096cb8040c40f8480e6fdd9ef5576b73c18f7c01b4e9d92585a50c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] ffd55c7e15d802912ab6c62cb2a674c89bcc8844d1c4e173f38586589e8f8b1d
[INFO] running `Command { std: "docker" "start" "-a" "ffd55c7e15d802912ab6c62cb2a674c89bcc8844d1c4e173f38586589e8f8b1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling tabwriter v1.2.1
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling arg-derive v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.34s
[INFO] running `Command { std: "docker" "inspect" "ffd55c7e15d802912ab6c62cb2a674c89bcc8844d1c4e173f38586589e8f8b1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffd55c7e15d802912ab6c62cb2a674c89bcc8844d1c4e173f38586589e8f8b1d", kill_on_drop: false }`
[INFO] [stdout] ffd55c7e15d802912ab6c62cb2a674c89bcc8844d1c4e173f38586589e8f8b1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] db5dccb059b051470ffa0d863cb4e9a07f0412d4095beac188aa657968e21aa5
[INFO] running `Command { std: "docker" "start" "-a" "db5dccb059b051470ffa0d863cb4e9a07f0412d4095beac188aa657968e21aa5", kill_on_drop: false }`
[INFO] [stderr]    Compiling arg-derive v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "db5dccb059b051470ffa0d863cb4e9a07f0412d4095beac188aa657968e21aa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db5dccb059b051470ffa0d863cb4e9a07f0412d4095beac188aa657968e21aa5", kill_on_drop: false }`
[INFO] [stdout] db5dccb059b051470ffa0d863cb4e9a07f0412d4095beac188aa657968e21aa5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] e6b72298cb53ec70a282016b18d6f89828e6db4c1360d65e1954c13a1c7a4561
[INFO] running `Command { std: "docker" "start" "-a" "e6b72298cb53ec70a282016b18d6f89828e6db4c1360d65e1954c13a1c7a4561", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arg_derive-d255e428d88beb92)
[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] [stderr]    Doc-tests arg-derive
[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" "e6b72298cb53ec70a282016b18d6f89828e6db4c1360d65e1954c13a1c7a4561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6b72298cb53ec70a282016b18d6f89828e6db4c1360d65e1954c13a1c7a4561", kill_on_drop: false }`
[INFO] [stdout] e6b72298cb53ec70a282016b18d6f89828e6db4c1360d65e1954c13a1c7a4561