[INFO] fetching crate github_auth 0.8.0...
[INFO] checking github_auth-0.8.0 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate github_auth 0.8.0 into /workspace/builds/worker-113/source
[INFO] validating manifest of crates.io crate github_auth 0.8.0 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 github_auth 0.8.0
[INFO] finished tweaking crates.io crate github_auth 0.8.0
[INFO] tweaked toml for crates.io crate github_auth 0.8.0 written to /workspace/builds/worker-113/source/Cargo.toml
[INFO] crate crates.io crate github_auth 0.8.0 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 ghash v0.3.0
[INFO] [stderr]   Downloaded polyval v0.4.0
[INFO] [stderr]   Downloaded hkdf v0.9.0
[INFO] [stderr]   Downloaded aes v0.4.0
[INFO] [stderr]   Downloaded infer v0.1.7
[INFO] [stderr]   Downloaded aesni v0.7.0
[INFO] [stderr]   Downloaded pin-project-internal v0.4.24
[INFO] [stderr]   Downloaded aes-soft v0.4.0
[INFO] [stderr]   Downloaded async-attributes v1.1.1
[INFO] [stderr]   Downloaded sluice v0.5.2
[INFO] [stderr]   Downloaded byte-pool v0.2.2
[INFO] [stderr]   Downloaded async-h1 v2.1.2
[INFO] [stderr]   Downloaded pin-project-lite v0.1.8
[INFO] [stderr]   Downloaded pin-project v0.4.24
[INFO] [stderr]   Downloaded serde_qs v0.6.1
[INFO] [stderr]   Downloaded chrono v0.4.18
[INFO] [stderr]   Downloaded async-task v4.0.2
[INFO] [stderr]   Downloaded nb-connect v1.0.0
[INFO] [stderr]   Downloaded block-cipher v0.7.1
[INFO] [stderr]   Downloaded async-executor v1.3.0
[INFO] [stderr]   Downloaded aes-gcm v0.6.0
[INFO] [stderr]   Downloaded cookie v0.14.2
[INFO] [stderr]   Downloaded http-types v2.4.0
[INFO] [stderr]   Downloaded http-client v4.0.0
[INFO] [stderr]   Downloaded async-global-executor v1.2.1
[INFO] [stderr]   Downloaded polling v1.1.0
[INFO] [stderr]   Downloaded standback v0.2.10
[INFO] [stderr]   Downloaded blocking v1.0.0
[INFO] [stderr]   Downloaded async-io v1.1.3
[INFO] [stderr]   Downloaded surf v2.0.0-alpha.5
[INFO] [stderr]   Downloaded futures-lite v1.8.0
[INFO] [stderr]   Downloaded isahc v0.9.9
[INFO] [stderr]   Downloaded async-std v1.6.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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] 6f0576c70da2dc76c79d462ddd5c3b1c7e522cb21da3b47801d436b05547f914
[INFO] running `Command { std: "docker" "start" "-a" "6f0576c70da2dc76c79d462ddd5c3b1c7e522cb21da3b47801d436b05547f914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f0576c70da2dc76c79d462ddd5c3b1c7e522cb21da3b47801d436b05547f914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f0576c70da2dc76c79d462ddd5c3b1c7e522cb21da3b47801d436b05547f914", kill_on_drop: false }`
[INFO] [stdout] 6f0576c70da2dc76c79d462ddd5c3b1c7e522cb21da3b47801d436b05547f914
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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] 7ad03a228dcb2e70a6c5511ee521ac457b0d4d0202a1ff6f9d0566c1a70ba7f2
[INFO] running `Command { std: "docker" "start" "-a" "7ad03a228dcb2e70a6c5511ee521ac457b0d4d0202a1ff6f9d0566c1a70ba7f2", 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" "7ad03a228dcb2e70a6c5511ee521ac457b0d4d0202a1ff6f9d0566c1a70ba7f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ad03a228dcb2e70a6c5511ee521ac457b0d4d0202a1ff6f9d0566c1a70ba7f2", kill_on_drop: false }`
[INFO] [stdout] 7ad03a228dcb2e70a6c5511ee521ac457b0d4d0202a1ff6f9d0566c1a70ba7f2