[INFO] fetching crate pidfd_getfd 0.2.1...
[INFO] checking pidfd_getfd-0.2.1 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate pidfd_getfd 0.2.1 into /workspace/builds/worker-36/source
[INFO] validating manifest of crates.io crate pidfd_getfd 0.2.1 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 pidfd_getfd 0.2.1
[INFO] finished tweaking crates.io crate pidfd_getfd 0.2.1
[INFO] tweaked toml for crates.io crate pidfd_getfd 0.2.1 written to /workspace/builds/worker-36/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] [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-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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] 990b10a961b37d0a6f43c07bd0c63efd128d087a2af97008f6b42e3cddfb3929
[INFO] running `Command { std: "docker" "start" "-a" "990b10a961b37d0a6f43c07bd0c63efd128d087a2af97008f6b42e3cddfb3929", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "990b10a961b37d0a6f43c07bd0c63efd128d087a2af97008f6b42e3cddfb3929", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "990b10a961b37d0a6f43c07bd0c63efd128d087a2af97008f6b42e3cddfb3929", kill_on_drop: false }`
[INFO] [stdout] 990b10a961b37d0a6f43c07bd0c63efd128d087a2af97008f6b42e3cddfb3929
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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] 152673b1126f7f706cbc5472d6e9dcade8574f2de9bffccdfb7442f5fa21d36f
[INFO] running `Command { std: "docker" "start" "-a" "152673b1126f7f706cbc5472d6e9dcade8574f2de9bffccdfb7442f5fa21d36f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking fd-reactor v0.1.0
[INFO] [stderr]     Checking pidfd v0.2.4
[INFO] [stderr]     Checking pidfd_getfd v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.23s
[INFO] running `Command { std: "docker" "inspect" "152673b1126f7f706cbc5472d6e9dcade8574f2de9bffccdfb7442f5fa21d36f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "152673b1126f7f706cbc5472d6e9dcade8574f2de9bffccdfb7442f5fa21d36f", kill_on_drop: false }`
[INFO] [stdout] 152673b1126f7f706cbc5472d6e9dcade8574f2de9bffccdfb7442f5fa21d36f