[INFO] fetching crate hassium-network 0.1.3...
[INFO] building hassium-network-0.1.3 against try#d5c88c22807925c189328ef9d923c5d2b11a95b8+rustflags=-Zprofile-closures for pr-87066-3
[INFO] extracting crate hassium-network 0.1.3 into /workspace/builds/worker-94/source
[INFO] validating manifest of crates.io crate hassium-network 0.1.3 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hassium-network 0.1.3
[INFO] finished tweaking crates.io crate hassium-network 0.1.3
[INFO] tweaked toml for crates.io crate hassium-network 0.1.3 written to /workspace/builds/worker-94/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hassium-core v0.1.3
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dad88afd3770ebb5044adcf2f49ac2d7eb03f6fac025dc7eae15b4a0b0d4045c
[INFO] running `Command { std: "docker" "start" "-a" "dad88afd3770ebb5044adcf2f49ac2d7eb03f6fac025dc7eae15b4a0b0d4045c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dad88afd3770ebb5044adcf2f49ac2d7eb03f6fac025dc7eae15b4a0b0d4045c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dad88afd3770ebb5044adcf2f49ac2d7eb03f6fac025dc7eae15b4a0b0d4045c", kill_on_drop: false }`
[INFO] [stdout] dad88afd3770ebb5044adcf2f49ac2d7eb03f6fac025dc7eae15b4a0b0d4045c
[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=forbid -Zprofile-closures" "-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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64b4e21225e52637d512df4f8785a1c5fd3233d940df987b1f11062ab4fe3402
[INFO] running `Command { std: "docker" "start" "-a" "64b4e21225e52637d512df4f8785a1c5fd3233d940df987b1f11062ab4fe3402", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: failed to create jobserver
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to increase jobserver pipe capacity from 4096 to 8192; jobserver otherwise might deadlock
[INFO] running `Command { std: "docker" "inspect" "64b4e21225e52637d512df4f8785a1c5fd3233d940df987b1f11062ab4fe3402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64b4e21225e52637d512df4f8785a1c5fd3233d940df987b1f11062ab4fe3402", kill_on_drop: false }`
[INFO] [stdout] 64b4e21225e52637d512df4f8785a1c5fd3233d940df987b1f11062ab4fe3402