[INFO] fetching crate rack-contracts-proc-macro 0.0.0...
[INFO] checking rack-contracts-proc-macro-0.0.0 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate rack-contracts-proc-macro 0.0.0 into /workspace/builds/worker-85/source
[INFO] validating manifest of crates.io crate rack-contracts-proc-macro 0.0.0 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 rack-contracts-proc-macro 0.0.0
[INFO] finished tweaking crates.io crate rack-contracts-proc-macro 0.0.0
[INFO] tweaked toml for crates.io crate rack-contracts-proc-macro 0.0.0 written to /workspace/builds/worker-85/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] 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-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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] 5d7c211ed42b0f61d002cbd09b850f4ef3c07c074e8f51c86bca197a0e0d80af
[INFO] running `Command { std: "docker" "start" "-a" "5d7c211ed42b0f61d002cbd09b850f4ef3c07c074e8f51c86bca197a0e0d80af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d7c211ed42b0f61d002cbd09b850f4ef3c07c074e8f51c86bca197a0e0d80af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d7c211ed42b0f61d002cbd09b850f4ef3c07c074e8f51c86bca197a0e0d80af", kill_on_drop: false }`
[INFO] [stdout] 5d7c211ed42b0f61d002cbd09b850f4ef3c07c074e8f51c86bca197a0e0d80af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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] 8fbee80b64a83d9792574ff863d113967ddb149363b937fbc18d4af3450c9b35
[INFO] running `Command { std: "docker" "start" "-a" "8fbee80b64a83d9792574ff863d113967ddb149363b937fbc18d4af3450c9b35", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rack-contracts-proc-macro v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "8fbee80b64a83d9792574ff863d113967ddb149363b937fbc18d4af3450c9b35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fbee80b64a83d9792574ff863d113967ddb149363b937fbc18d4af3450c9b35", kill_on_drop: false }`
[INFO] [stdout] 8fbee80b64a83d9792574ff863d113967ddb149363b937fbc18d4af3450c9b35