[INFO] fetching crate rustsec-admin 0.5.1...
[INFO] checking rustsec-admin-0.5.1 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate rustsec-admin 0.5.1 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate rustsec-admin 0.5.1 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 rustsec-admin 0.5.1
[INFO] finished tweaking crates.io crate rustsec-admin 0.5.1
[INFO] tweaked toml for crates.io crate rustsec-admin 0.5.1 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate crates.io crate rustsec-admin 0.5.1 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smol_str v0.1.17
[INFO] [stderr]   Downloaded openssl-sys v0.9.62
[INFO] [stderr]   Downloaded syn v1.0.71
[INFO] [stderr]   Downloaded atom_syndication v0.9.1
[INFO] [stderr]   Downloaded shell-words v1.0.0
[INFO] [stderr]   Downloaded diligent-date-parser v0.1.2
[INFO] [stderr]   Downloaded smartstring v0.2.6
[INFO] [stderr]   Downloaded unicode_categories v0.1.1
[INFO] [stderr]   Downloaded backtrace v0.3.58
[INFO] [stderr]   Downloaded git2 v0.13.18
[INFO] [stderr]   Downloaded platforms v1.1.0
[INFO] [stderr]   Downloaded cargo-lock v7.0.0
[INFO] [stderr]   Downloaded cvss v1.0.1
[INFO] [stderr]   Downloaded typed-arena v1.7.0
[INFO] [stderr]   Downloaded askama_derive v0.10.5
[INFO] [stderr]   Downloaded askama_escape v0.10.1
[INFO] [stderr]   Downloaded entities v1.0.1
[INFO] [stderr]   Downloaded askama v0.10.5
[INFO] [stderr]   Downloaded comrak v0.10.0
[INFO] [stderr]   Downloaded askama_shared v0.11.1
[INFO] [stderr]   Downloaded fs-err v2.5.0
[INFO] [stderr]   Downloaded vcpkg v0.2.12
[INFO] [stderr]   Downloaded libgit2-sys v0.12.19+1.1.0
[INFO] [stderr]   Downloaded rustsec v0.24.1
[INFO] [stderr]   Downloaded crates-index v0.16.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] 70304d3e56bd2406184f0fb4bf69cc11f3c63bcddd0efa19dfbdec3413dfda91
[INFO] running `Command { std: "docker" "start" "-a" "70304d3e56bd2406184f0fb4bf69cc11f3c63bcddd0efa19dfbdec3413dfda91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70304d3e56bd2406184f0fb4bf69cc11f3c63bcddd0efa19dfbdec3413dfda91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70304d3e56bd2406184f0fb4bf69cc11f3c63bcddd0efa19dfbdec3413dfda91", kill_on_drop: false }`
[INFO] [stdout] 70304d3e56bd2406184f0fb4bf69cc11f3c63bcddd0efa19dfbdec3413dfda91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] 0c1b907624bd256b8c5f13a076e3eb87ae22341a1f47cbe722b2a5f4d5777cfd
[INFO] running `Command { std: "docker" "start" "-a" "0c1b907624bd256b8c5f13a076e3eb87ae22341a1f47cbe722b2a5f4d5777cfd", 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] 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" "0c1b907624bd256b8c5f13a076e3eb87ae22341a1f47cbe722b2a5f4d5777cfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c1b907624bd256b8c5f13a076e3eb87ae22341a1f47cbe722b2a5f4d5777cfd", kill_on_drop: false }`
[INFO] [stdout] 0c1b907624bd256b8c5f13a076e3eb87ae22341a1f47cbe722b2a5f4d5777cfd