[INFO] cloning repository https://github.com/sifyfy/genula
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sifyfy/genula" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsifyfy%2Fgenula", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsifyfy%2Fgenula'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2a5ce53a33401678020c16a644de0fd93617709a
[INFO] checking sifyfy/genula against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsifyfy%2Fgenula" "/workspace/builds/worker-50/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-50/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sifyfy/genula 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] removed /workspace/builds/worker-50/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/sifyfy/genula
[INFO] finished tweaking git repo https://github.com/sifyfy/genula
[INFO] tweaked toml for git repo https://github.com/sifyfy/genula written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] crate git repo https://github.com/sifyfy/genula already has a lockfile, it will not be regenerated
[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-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] 440f3a1885df22186e8db9bffec4bd05cc4d7039f7c9780f20b75b6b8b986db8
[INFO] running `Command { std: "docker" "start" "-a" "440f3a1885df22186e8db9bffec4bd05cc4d7039f7c9780f20b75b6b8b986db8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "440f3a1885df22186e8db9bffec4bd05cc4d7039f7c9780f20b75b6b8b986db8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "440f3a1885df22186e8db9bffec4bd05cc4d7039f7c9780f20b75b6b8b986db8", kill_on_drop: false }`
[INFO] [stdout] 440f3a1885df22186e8db9bffec4bd05cc4d7039f7c9780f20b75b6b8b986db8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] f9f323ac62de9a789052d90c4f1e6dc79312ca5487cdcfb86540be3c5ef584a4
[INFO] running `Command { std: "docker" "start" "-a" "f9f323ac62de9a789052d90c4f1e6dc79312ca5487cdcfb86540be3c5ef584a4", 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" "f9f323ac62de9a789052d90c4f1e6dc79312ca5487cdcfb86540be3c5ef584a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9f323ac62de9a789052d90c4f1e6dc79312ca5487cdcfb86540be3c5ef584a4", kill_on_drop: false }`
[INFO] [stdout] f9f323ac62de9a789052d90c4f1e6dc79312ca5487cdcfb86540be3c5ef584a4