[INFO] fetching crate reexport-proc-macro 1.0.6...
[INFO] checking reexport-proc-macro-1.0.6 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate reexport-proc-macro 1.0.6 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate reexport-proc-macro 1.0.6 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reexport-proc-macro 1.0.6
[INFO] finished tweaking crates.io crate reexport-proc-macro 1.0.6
[INFO] tweaked toml for crates.io crate reexport-proc-macro 1.0.6 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8cbd1e6dbfa9b37c0a07a3b8abc0140dea1102fcf486b409186b7f0d201c31d4
[INFO] running `Command { std: "docker" "start" "-a" "8cbd1e6dbfa9b37c0a07a3b8abc0140dea1102fcf486b409186b7f0d201c31d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8cbd1e6dbfa9b37c0a07a3b8abc0140dea1102fcf486b409186b7f0d201c31d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cbd1e6dbfa9b37c0a07a3b8abc0140dea1102fcf486b409186b7f0d201c31d4", kill_on_drop: false }`
[INFO] [stdout] 8cbd1e6dbfa9b37c0a07a3b8abc0140dea1102fcf486b409186b7f0d201c31d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9cb4d71c714aa120e1cc3ceee26f47d5a7154924f39b3fafde64cea38a3858a
[INFO] running `Command { std: "docker" "start" "-a" "e9cb4d71c714aa120e1cc3ceee26f47d5a7154924f39b3fafde64cea38a3858a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]     Checking reexport-proc-macro v1.0.6
[INFO] [stderr]     Checking reexport-proc-macro v1.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling enum-map-derive v0.2.10
[INFO] [stderr]     Checking enum-map v0.2.36
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.67s
[INFO] running `Command { std: "docker" "inspect" "e9cb4d71c714aa120e1cc3ceee26f47d5a7154924f39b3fafde64cea38a3858a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9cb4d71c714aa120e1cc3ceee26f47d5a7154924f39b3fafde64cea38a3858a", kill_on_drop: false }`
[INFO] [stdout] e9cb4d71c714aa120e1cc3ceee26f47d5a7154924f39b3fafde64cea38a3858a