[INFO] fetching crate loadem 0.2.11...
[INFO] checking loadem-0.2.11 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate loadem 0.2.11 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate loadem 0.2.11 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate loadem 0.2.11
[INFO] finished tweaking crates.io crate loadem 0.2.11
[INFO] tweaked toml for crates.io crate loadem 0.2.11 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate crates.io crate loadem 0.2.11 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "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 hyper-rustls v0.22.1
[INFO] [stderr]   Downloaded pin-project-internal v1.0.4
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.69
[INFO] [stderr]   Downloaded tracing-core v0.1.17
[INFO] [stderr]   Downloaded pin-project v0.4.27
[INFO] [stderr]   Downloaded ct-logs v0.8.0
[INFO] [stderr]   Downloaded simple-error v0.2.3
[INFO] [stderr]   Downloaded tokio-stream v0.1.2
[INFO] [stderr]   Downloaded rustls-native-certs v0.5.0
[INFO] [stderr]   Downloaded cc v1.0.66
[INFO] [stderr]   Downloaded tokio-util v0.6.1
[INFO] [stderr]   Downloaded h2 v0.3.0
[INFO] [stderr]   Downloaded tracing v0.1.22
[INFO] [stderr]   Downloaded indexmap v1.6.1
[INFO] [stderr]   Downloaded tokio-rustls v0.22.0
[INFO] [stderr]   Downloaded rustls v0.19.0
[INFO] [stderr]   Downloaded tokio-macros v1.0.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.69
[INFO] [stderr]   Downloaded http-body v0.4.0
[INFO] [stderr]   Downloaded js-sys v0.3.46
[INFO] [stderr]   Downloaded parking_lot_core v0.8.2
[INFO] [stderr]   Downloaded hyper v0.14.2
[INFO] [stderr]   Downloaded mio v0.7.7
[INFO] [stderr]   Downloaded tokio v1.0.2
[INFO] [stderr]   Downloaded http v0.2.3
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.69
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.69
[INFO] [stderr]   Downloaded pin-project-lite v0.2.4
[INFO] [stderr]   Downloaded once_cell v1.5.2
[INFO] [stderr]   Downloaded quote v1.0.8
[INFO] [stderr]   Downloaded pin-project v1.0.4
[INFO] [stderr]   Downloaded security-framework-sys v2.0.0
[INFO] [stderr]   Downloaded log v0.4.13
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.69
[INFO] [stderr]   Downloaded pin-project-internal v0.4.27
[INFO] [stderr]   Downloaded syn v1.0.58
[INFO] [stderr]   Downloaded web-sys v0.3.46
[INFO] [stderr]   Downloaded security-framework v2.0.0
[INFO] [stderr]   Downloaded ring v0.16.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e467f2ce9f0bcc4ed4000364b77a38c3013ce8705fa50ea0fa6fc19d5591fcb8
[INFO] running `Command { std: "docker" "start" "-a" "e467f2ce9f0bcc4ed4000364b77a38c3013ce8705fa50ea0fa6fc19d5591fcb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e467f2ce9f0bcc4ed4000364b77a38c3013ce8705fa50ea0fa6fc19d5591fcb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e467f2ce9f0bcc4ed4000364b77a38c3013ce8705fa50ea0fa6fc19d5591fcb8", kill_on_drop: false }`
[INFO] [stdout] e467f2ce9f0bcc4ed4000364b77a38c3013ce8705fa50ea0fa6fc19d5591fcb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e10cbe1ea55a9b6e752602562a6ff128a2d42d2a178f950dfd93ced613e5dc3
[INFO] running `Command { std: "docker" "start" "-a" "7e10cbe1ea55a9b6e752602562a6ff128a2d42d2a178f950dfd93ced613e5dc3", kill_on_drop: false }`
[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" "7e10cbe1ea55a9b6e752602562a6ff128a2d42d2a178f950dfd93ced613e5dc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e10cbe1ea55a9b6e752602562a6ff128a2d42d2a178f950dfd93ced613e5dc3", kill_on_drop: false }`
[INFO] [stdout] 7e10cbe1ea55a9b6e752602562a6ff128a2d42d2a178f950dfd93ced613e5dc3