[INFO] cloning repository https://github.com/mtizim/rustnn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mtizim/rustnn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmtizim%2Frustnn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmtizim%2Frustnn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 12c09fd814433e2d72a90471d62299d8360f9b39
[INFO] checking mtizim/rustnn against master#df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e for pr-95474
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmtizim%2Frustnn" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mtizim/rustnn on toolchain df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mtizim/rustnn
[INFO] finished tweaking git repo https://github.com/mtizim/rustnn
[INFO] tweaked toml for git repo https://github.com/mtizim/rustnn written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/mtizim/rustnn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded openblas-build v0.1.1
[INFO] [stderr]   Downloaded cauchy v0.4.0
[INFO] [stderr]   Downloaded lapack-sys v0.12.1
[INFO] [stderr]   Downloaded cblas-sys v0.1.4
[INFO] [stderr]   Downloaded lax v0.2.0
[INFO] [stderr]   Downloaded ndarray-linalg v0.14.1
[INFO] [stderr]   Downloaded prgrs v0.6.4
[INFO] [stderr]   Downloaded ndarray-rand v0.14.0
[INFO] [stderr]   Downloaded lapack v0.18.0
[INFO] [stderr]   Downloaded openblas-src v0.10.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8e2e7d0f65936b8b08b6740f953a20588440ded79bee38f1da4a8b5e7fd8e1c5
[INFO] running `Command { std: "docker" "start" "-a" "8e2e7d0f65936b8b08b6740f953a20588440ded79bee38f1da4a8b5e7fd8e1c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e2e7d0f65936b8b08b6740f953a20588440ded79bee38f1da4a8b5e7fd8e1c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e2e7d0f65936b8b08b6740f953a20588440ded79bee38f1da4a8b5e7fd8e1c5", kill_on_drop: false }`
[INFO] [stdout] 8e2e7d0f65936b8b08b6740f953a20588440ded79bee38f1da4a8b5e7fd8e1c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8ca59bf108b91355aeaf25cafec7e755b50946c38f5c0ff2b32fbd7723b34680
[INFO] running `Command { std: "docker" "start" "-a" "8ca59bf108b91355aeaf25cafec7e755b50946c38f5c0ff2b32fbd7723b34680", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libm v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.7
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking crossbeam-channel v0.5.2
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking getrandom v0.2.5
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking cblas-sys v0.1.4
[INFO] [stderr]     Checking lapack-sys v0.12.1
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking prgrs v0.6.4
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling dirs v3.0.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking lapack v0.18.0
[INFO] [stderr]     Checking cauchy v0.4.0
[INFO] [stderr]     Checking ndarray v0.15.4
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling openblas-build v0.1.1
[INFO] [stderr]    Compiling openblas-src v0.10.4
[INFO] [stderr]     Checking ndarray-rand v0.14.0
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "8ca59bf108b91355aeaf25cafec7e755b50946c38f5c0ff2b32fbd7723b34680", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ca59bf108b91355aeaf25cafec7e755b50946c38f5c0ff2b32fbd7723b34680", kill_on_drop: false }`
[INFO] [stdout] 8ca59bf108b91355aeaf25cafec7e755b50946c38f5c0ff2b32fbd7723b34680