[INFO] fetching crate dist_tx 0.2.4...
[INFO] checking dist_tx-0.2.4 against 1.55.0 for beta-1.56-3
[INFO] extracting crate dist_tx 0.2.4 into /workspace/builds/worker-61/source
[INFO] validating manifest of crates.io crate dist_tx 0.2.4 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 dist_tx 0.2.4
[INFO] finished tweaking crates.io crate dist_tx 0.2.4
[INFO] tweaked toml for crates.io crate dist_tx 0.2.4 written to /workspace/builds/worker-61/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-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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] 8eeffdb8ed42ab167389c02154546d84641ff210c53a140abef04abd59951377
[INFO] running `Command { std: "docker" "start" "-a" "8eeffdb8ed42ab167389c02154546d84641ff210c53a140abef04abd59951377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8eeffdb8ed42ab167389c02154546d84641ff210c53a140abef04abd59951377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eeffdb8ed42ab167389c02154546d84641ff210c53a140abef04abd59951377", kill_on_drop: false }`
[INFO] [stdout] 8eeffdb8ed42ab167389c02154546d84641ff210c53a140abef04abd59951377
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0920bbbe68c099d182a46496962a5f42501ce23cc65637581514dd123993d332
[INFO] running `Command { std: "docker" "start" "-a" "0920bbbe68c099d182a46496962a5f42501ce23cc65637581514dd123993d332", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking dist_tx v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.75s
[INFO] running `Command { std: "docker" "inspect" "0920bbbe68c099d182a46496962a5f42501ce23cc65637581514dd123993d332", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0920bbbe68c099d182a46496962a5f42501ce23cc65637581514dd123993d332", kill_on_drop: false }`
[INFO] [stdout] 0920bbbe68c099d182a46496962a5f42501ce23cc65637581514dd123993d332
