[INFO] fetching crate neat-gru 0.6.4...
[INFO] checking neat-gru-0.6.4 against master#0a8629bff642c3c3b84bb644c0099194f063b627 for pr-86231
[INFO] extracting crate neat-gru 0.6.4 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate neat-gru 0.6.4 on toolchain 0a8629bff642c3c3b84bb644c0099194f063b627
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate neat-gru 0.6.4
[INFO] finished tweaking crates.io crate neat-gru 0.6.4
[INFO] tweaked toml for crates.io crate neat-gru 0.6.4 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b043740b7bd74c5d6c331c9959673495e8c3af614ef1a9bf2794d387d3d4fbf
[INFO] running `Command { std: "docker" "start" "-a" "9b043740b7bd74c5d6c331c9959673495e8c3af614ef1a9bf2794d387d3d4fbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b043740b7bd74c5d6c331c9959673495e8c3af614ef1a9bf2794d387d3d4fbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b043740b7bd74c5d6c331c9959673495e8c3af614ef1a9bf2794d387d3d4fbf", kill_on_drop: false }`
[INFO] [stdout] 9b043740b7bd74c5d6c331c9959673495e8c3af614ef1a9bf2794d387d3d4fbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 656694b2d5761448416705edc87e6ad18baa0e558daf7c3db7c2e946a333b69e
[INFO] running `Command { std: "docker" "start" "-a" "656694b2d5761448416705edc87e6ad18baa0e558daf7c3db7c2e946a333b69e", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking rand_distr v0.4.1
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling numeric_literals v0.1.1
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking neat-gru v0.6.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.65s
[INFO] running `Command { std: "docker" "inspect" "656694b2d5761448416705edc87e6ad18baa0e558daf7c3db7c2e946a333b69e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "656694b2d5761448416705edc87e6ad18baa0e558daf7c3db7c2e946a333b69e", kill_on_drop: false }`
[INFO] [stdout] 656694b2d5761448416705edc87e6ad18baa0e558daf7c3db7c2e946a333b69e