[INFO] fetching crate errorderive 0.0.1...
[INFO] checking errorderive-0.0.1 against 1.55.0 for beta-1.56-3
[INFO] extracting crate errorderive 0.0.1 into /workspace/builds/worker-94/source
[INFO] validating manifest of crates.io crate errorderive 0.0.1 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 errorderive 0.0.1
[INFO] finished tweaking crates.io crate errorderive 0.0.1
[INFO] tweaked toml for crates.io crate errorderive 0.0.1 written to /workspace/builds/worker-94/source/Cargo.toml
[INFO] crate crates.io crate errorderive 0.0.1 already has a lockfile, it will not be regenerated
[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-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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] 2f7affa9fa4fc5eb48c26c3ecad4bed6a7c4278ac4479dbc44fe83e43b4edd7c
[INFO] running `Command { std: "docker" "start" "-a" "2f7affa9fa4fc5eb48c26c3ecad4bed6a7c4278ac4479dbc44fe83e43b4edd7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f7affa9fa4fc5eb48c26c3ecad4bed6a7c4278ac4479dbc44fe83e43b4edd7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f7affa9fa4fc5eb48c26c3ecad4bed6a7c4278ac4479dbc44fe83e43b4edd7c", kill_on_drop: false }`
[INFO] [stdout] 2f7affa9fa4fc5eb48c26c3ecad4bed6a7c4278ac4479dbc44fe83e43b4edd7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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] 4e4c8de9c1165740b9caf61790b78e4a6a67a104a87e08defcb1e4989c02fc76
[INFO] running `Command { std: "docker" "start" "-a" "4e4c8de9c1165740b9caf61790b78e4a6a67a104a87e08defcb1e4989c02fc76", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling errorderive v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]     Checking synstructure v0.10.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.51s
[INFO] running `Command { std: "docker" "inspect" "4e4c8de9c1165740b9caf61790b78e4a6a67a104a87e08defcb1e4989c02fc76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e4c8de9c1165740b9caf61790b78e4a6a67a104a87e08defcb1e4989c02fc76", kill_on_drop: false }`
[INFO] [stdout] 4e4c8de9c1165740b9caf61790b78e4a6a67a104a87e08defcb1e4989c02fc76
