[INFO] fetching crate rust_keylock_shell 0.13.0...
[INFO] checking rust_keylock_shell-0.13.0 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate rust_keylock_shell 0.13.0 into /workspace/builds/worker-94/source
[INFO] validating manifest of crates.io crate rust_keylock_shell 0.13.0 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 rust_keylock_shell 0.13.0
[INFO] finished tweaking crates.io crate rust_keylock_shell 0.13.0
[INFO] tweaked toml for crates.io crate rust_keylock_shell 0.13.0 written to /workspace/builds/worker-94/source/Cargo.toml
[INFO] crate crates.io crate rust_keylock_shell 0.13.0 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]  Downloading crates ...
[INFO] [stderr]   Downloaded webbrowser v0.5.5
[INFO] [stderr]   Downloaded futures-io v0.3.8
[INFO] [stderr]   Downloaded block-cipher v0.8.0
[INFO] [stderr]   Downloaded futures v0.3.8
[INFO] [stderr]   Downloaded futures-util v0.3.8
[INFO] [stderr]   Downloaded clipboard-win v2.2.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.69
[INFO] [stderr]   Downloaded xcb v0.8.2
[INFO] [stderr]   Downloaded miow v0.3.6
[INFO] [stderr]   Downloaded futures-core v0.3.8
[INFO] [stderr]   Downloaded aes-ctr v0.4.0
[INFO] [stderr]   Downloaded futures-executor v0.3.8
[INFO] [stderr]   Downloaded security-framework v2.0.0
[INFO] [stderr]   Downloaded native-tls v0.2.7
[INFO] [stderr]   Downloaded aes-soft v0.4.0
[INFO] [stderr]   Downloaded aesni v0.7.0
[INFO] [stderr]   Downloaded block-padding v0.2.1
[INFO] [stderr]   Downloaded hex v0.4.2
[INFO] [stderr]   Downloaded objc-foundation v0.1.1
[INFO] [stderr]   Downloaded ctr v0.4.0
[INFO] [stderr]   Downloaded async-trait v0.1.42
[INFO] [stderr]   Downloaded clipboard v0.5.0
[INFO] [stderr]   Downloaded hmac v0.8.1
[INFO] [stderr]   Downloaded hkdf v0.9.0
[INFO] [stderr]   Downloaded rpassword v4.0.5
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.19
[INFO] [stderr]   Downloaded block-cipher v0.7.1
[INFO] [stderr]   Downloaded reqwest v0.10.10
[INFO] [stderr]   Downloaded fern v0.6.0
[INFO] [stderr]   Downloaded dirs-sys v0.3.5
[INFO] [stderr]   Downloaded tokio v0.2.24
[INFO] [stderr]   Downloaded zeroize v1.2.0
[INFO] [stderr]   Downloaded serde_json v1.0.61
[INFO] [stderr]   Downloaded libc v0.2.81
[INFO] [stderr]   Downloaded futures-task v0.3.8
[INFO] [stderr]   Downloaded stream-cipher v0.4.1
[INFO] [stderr]   Downloaded h2 v0.2.7
[INFO] [stderr]   Downloaded sha2 v0.9.2
[INFO] [stderr]   Downloaded encoding_rs v0.8.26
[INFO] [stderr]   Downloaded http v0.2.2
[INFO] [stderr]   Downloaded bcrypt v0.8.2
[INFO] [stderr]   Downloaded pin-project v1.0.3
[INFO] [stderr]   Downloaded rs-password-utils v0.1.0
[INFO] [stderr]   Downloaded pin-project-lite v0.1.11
[INFO] [stderr]   Downloaded futures-macro v0.3.8
[INFO] [stderr]   Downloaded signal-hook-registry v1.3.0
[INFO] [stderr]   Downloaded rust_keylock v0.13.0
[INFO] [stderr]   Downloaded stream-cipher v0.6.0
[INFO] [stderr]   Downloaded pin-project-internal v1.0.3
[INFO] [stderr]   Downloaded secstr v0.4.0
[INFO] [stderr]   Downloaded web-sys v0.3.46
[INFO] [stderr]   Downloaded tokio-macros v0.2.6
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.69
[INFO] [stderr]   Downloaded dirs v3.0.1
[INFO] [stderr]   Downloaded crypto-mac v0.8.0
[INFO] [stderr]   Downloaded zeroize_derive v1.0.1
[INFO] [stderr]   Downloaded openssl v0.10.32
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.69
[INFO] [stderr]   Downloaded blowfish v0.6.0
[INFO] [stderr]   Downloaded x11-clipboard v0.3.3
[INFO] [stderr]   Downloaded tracing-futures v0.2.4
[INFO] [stderr]   Downloaded subtle v2.4.0
[INFO] [stderr]   Downloaded pin-project-lite v0.2.1
[INFO] [stderr]   Downloaded security-framework-sys v2.0.0
[INFO] [stderr]   Downloaded tinyvec v1.1.0
[INFO] [stderr]   Downloaded sha3 v0.9.1
[INFO] [stderr]   Downloaded futures-channel v0.3.8
[INFO] [stderr]   Downloaded futures-sink v0.3.8
[INFO] [stderr]   Downloaded hyper v0.13.9
[INFO] [stderr]   Downloaded keccak v0.1.0
[INFO] [stderr]   Downloaded socket2 v0.3.19
[INFO] [stderr]   Downloaded serde v1.0.118
[INFO] [stderr]   Downloaded indexmap v1.6.1
[INFO] [stderr]   Downloaded form_urlencoded v1.0.0
[INFO] [stderr]   Downloaded unicode-normalization v0.1.16
[INFO] [stderr]   Downloaded url v2.2.0
[INFO] [stderr]   Downloaded js-sys v0.3.46
[INFO] [stderr]   Downloaded quote v1.0.8
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.69
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.69
[INFO] [stderr]   Downloaded objc_id v0.1.1
[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" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3bd1225c98b482ca3a8bbca9821e0d156a2a1305f156ec9a140b13ed0c17c88f
[INFO] running `Command { std: "docker" "start" "-a" "3bd1225c98b482ca3a8bbca9821e0d156a2a1305f156ec9a140b13ed0c17c88f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bd1225c98b482ca3a8bbca9821e0d156a2a1305f156ec9a140b13ed0c17c88f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bd1225c98b482ca3a8bbca9821e0d156a2a1305f156ec9a140b13ed0c17c88f", kill_on_drop: false }`
[INFO] [stdout] 3bd1225c98b482ca3a8bbca9821e0d156a2a1305f156ec9a140b13ed0c17c88f
[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" "-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] 914eb044b9168056b23649945b3287d665195c362fb5dbd115fc84dbbc27ada1
[INFO] running `Command { std: "docker" "start" "-a" "914eb044b9168056b23649945b3287d665195c362fb5dbd115fc84dbbc27ada1", 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]     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" "914eb044b9168056b23649945b3287d665195c362fb5dbd115fc84dbbc27ada1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "914eb044b9168056b23649945b3287d665195c362fb5dbd115fc84dbbc27ada1", kill_on_drop: false }`
[INFO] [stdout] 914eb044b9168056b23649945b3287d665195c362fb5dbd115fc84dbbc27ada1