[INFO] fetching crate contrail-derive 0.2.0...
[INFO] checking contrail-derive-0.2.0 against 1.55.0 for beta-1.56-3
[INFO] extracting crate contrail-derive 0.2.0 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate contrail-derive 0.2.0 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 contrail-derive 0.2.0
[INFO] finished tweaking crates.io crate contrail-derive 0.2.0
[INFO] tweaked toml for crates.io crate contrail-derive 0.2.0 written to /workspace/builds/worker-28/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] b1215346d04d575fdd93610645b63f994329deeb4cf860dd5c56d2e49dca2710
[INFO] running `Command { std: "docker" "start" "-a" "b1215346d04d575fdd93610645b63f994329deeb4cf860dd5c56d2e49dca2710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1215346d04d575fdd93610645b63f994329deeb4cf860dd5c56d2e49dca2710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1215346d04d575fdd93610645b63f994329deeb4cf860dd5c56d2e49dca2710", kill_on_drop: false }`
[INFO] [stdout] b1215346d04d575fdd93610645b63f994329deeb4cf860dd5c56d2e49dca2710
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 555907097a96cf233eabfe1404be8a1818fd1e5627d18b161f852c52028fc2cd
[INFO] running `Command { std: "docker" "start" "-a" "555907097a96cf233eabfe1404be8a1818fd1e5627d18b161f852c52028fc2cd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking contrail-derive v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.63s
[INFO] running `Command { std: "docker" "inspect" "555907097a96cf233eabfe1404be8a1818fd1e5627d18b161f852c52028fc2cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "555907097a96cf233eabfe1404be8a1818fd1e5627d18b161f852c52028fc2cd", kill_on_drop: false }`
[INFO] [stdout] 555907097a96cf233eabfe1404be8a1818fd1e5627d18b161f852c52028fc2cd
