[INFO] cloning repository https://github.com/lopez86/rust-mlearn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lopez86/rust-mlearn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flopez86%2Frust-mlearn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flopez86%2Frust-mlearn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 71198456a7207590b9c519b552464feab0f57d1f
[INFO] checking lopez86/rust-mlearn against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flopez86%2Frust-mlearn" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lopez86/rust-mlearn on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lopez86/rust-mlearn
[INFO] finished tweaking git repo https://github.com/lopez86/rust-mlearn
[INFO] tweaked toml for git repo https://github.com/lopez86/rust-mlearn written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/lopez86/rust-mlearn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0bf1d725b332a878468c349e83c31d5271b27336b931ef2907c40cc6d258c857
[INFO] running `Command { std: "docker" "start" "-a" "0bf1d725b332a878468c349e83c31d5271b27336b931ef2907c40cc6d258c857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bf1d725b332a878468c349e83c31d5271b27336b931ef2907c40cc6d258c857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bf1d725b332a878468c349e83c31d5271b27336b931ef2907c40cc6d258c857", kill_on_drop: false }`
[INFO] [stdout] 0bf1d725b332a878468c349e83c31d5271b27336b931ef2907c40cc6d258c857
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0451c42ff20f75bbfd7a7041039e9cde4596a85f969c5b2e5a1468d5f6cedf27
[INFO] running `Command { std: "docker" "start" "-a" "0451c42ff20f75bbfd7a7041039e9cde4596a85f969c5b2e5a1468d5f6cedf27", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling ndarray v0.13.0
[INFO] [stderr]     Checking blas-src v0.2.1
[INFO] [stderr]     Checking blas-src v0.4.0
[INFO] [stderr]     Checking lapack-src v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling netlib-src v0.7.4
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking getrandom v0.1.13
[INFO] [stderr]     Checking cblas-sys v0.1.4
[INFO] [stderr]     Checking lapacke-sys v0.1.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking cauchy v0.2.2
[INFO] [stderr]     Checking lapacke v0.2.0
[INFO] [stderr]     Checking ndarray-linalg v0.12.0
[INFO] [stderr]     Checking ndarray-rand v0.11.0
[INFO] [stderr]     Checking mlearn v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 55s
[INFO] running `Command { std: "docker" "inspect" "0451c42ff20f75bbfd7a7041039e9cde4596a85f969c5b2e5a1468d5f6cedf27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0451c42ff20f75bbfd7a7041039e9cde4596a85f969c5b2e5a1468d5f6cedf27", kill_on_drop: false }`
[INFO] [stdout] 0451c42ff20f75bbfd7a7041039e9cde4596a85f969c5b2e5a1468d5f6cedf27