[INFO] fetching crate arg-derive 0.3.4...
[INFO] testing arg-derive-0.3.4 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate arg-derive 0.3.4 into /workspace/builds/worker-50/source
[INFO] validating manifest of crates.io crate arg-derive 0.3.4 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-50/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9b4143cfd5e631d30e0d34093213c09b71eb990dd08c3037aaacbf80f5654e0
[INFO] running `Command { std: "docker" "start" "-a" "d9b4143cfd5e631d30e0d34093213c09b71eb990dd08c3037aaacbf80f5654e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9b4143cfd5e631d30e0d34093213c09b71eb990dd08c3037aaacbf80f5654e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9b4143cfd5e631d30e0d34093213c09b71eb990dd08c3037aaacbf80f5654e0", kill_on_drop: false }`
[INFO] [stdout] d9b4143cfd5e631d30e0d34093213c09b71eb990dd08c3037aaacbf80f5654e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97f8b74efcaf162b066175696357e20164b8d2f1ed9be0a0b336011d5e85e03a
[INFO] running `Command { std: "docker" "start" "-a" "97f8b74efcaf162b066175696357e20164b8d2f1ed9be0a0b336011d5e85e03a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling tabwriter v1.2.1
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling arg-derive v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.35s
[INFO] running `Command { std: "docker" "inspect" "97f8b74efcaf162b066175696357e20164b8d2f1ed9be0a0b336011d5e85e03a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97f8b74efcaf162b066175696357e20164b8d2f1ed9be0a0b336011d5e85e03a", kill_on_drop: false }`
[INFO] [stdout] 97f8b74efcaf162b066175696357e20164b8d2f1ed9be0a0b336011d5e85e03a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37937b595a8ab1784fd544aa31955c98ab485801faa7b284d77605f50d00fb7c
[INFO] running `Command { std: "docker" "start" "-a" "37937b595a8ab1784fd544aa31955c98ab485801faa7b284d77605f50d00fb7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling arg-derive v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "37937b595a8ab1784fd544aa31955c98ab485801faa7b284d77605f50d00fb7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37937b595a8ab1784fd544aa31955c98ab485801faa7b284d77605f50d00fb7c", kill_on_drop: false }`
[INFO] [stdout] 37937b595a8ab1784fd544aa31955c98ab485801faa7b284d77605f50d00fb7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 60478046ad89938c08de960bac356ac0f8182382f449641f15ffb2fdb745035f
[INFO] running `Command { std: "docker" "start" "-a" "60478046ad89938c08de960bac356ac0f8182382f449641f15ffb2fdb745035f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arg_derive-fe105787d9322174)
[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" "60478046ad89938c08de960bac356ac0f8182382f449641f15ffb2fdb745035f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60478046ad89938c08de960bac356ac0f8182382f449641f15ffb2fdb745035f", kill_on_drop: false }`
[INFO] [stdout] 60478046ad89938c08de960bac356ac0f8182382f449641f15ffb2fdb745035f