[INFO] cloning repository https://github.com/cedrou/nn-from-scratch-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cedrou/nn-from-scratch-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcedrou%2Fnn-from-scratch-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcedrou%2Fnn-from-scratch-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 823d35982e9e1c6e5acbdb30bf1c8b587d0d60b9
[INFO] testing cedrou/nn-from-scratch-rs against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcedrou%2Fnn-from-scratch-rs" "/workspace/builds/worker-92/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-92/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cedrou/nn-from-scratch-rs on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cedrou/nn-from-scratch-rs
[INFO] finished tweaking git repo https://github.com/cedrou/nn-from-scratch-rs
[INFO] tweaked toml for git repo https://github.com/cedrou/nn-from-scratch-rs written to /workspace/builds/worker-92/source/Cargo.toml
[INFO] crate git repo https://github.com/cedrou/nn-from-scratch-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea3368597412f567b823d7d19139542eeb92dd8d7d6eb544042b7c4b886fc6a3
[INFO] running `Command { std: "docker" "start" "-a" "ea3368597412f567b823d7d19139542eeb92dd8d7d6eb544042b7c4b886fc6a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea3368597412f567b823d7d19139542eeb92dd8d7d6eb544042b7c4b886fc6a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea3368597412f567b823d7d19139542eeb92dd8d7d6eb544042b7c4b886fc6a3", kill_on_drop: false }`
[INFO] [stdout] ea3368597412f567b823d7d19139542eeb92dd8d7d6eb544042b7c4b886fc6a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 277028c0af1b8150a6f848d5ea6b67cf084387c2df763abab3b218c62abecd64
[INFO] running `Command { std: "docker" "start" "-a" "277028c0af1b8150a6f848d5ea6b67cf084387c2df763abab3b218c62abecd64", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling nn-from-scratch-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.79s
[INFO] running `Command { std: "docker" "inspect" "277028c0af1b8150a6f848d5ea6b67cf084387c2df763abab3b218c62abecd64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "277028c0af1b8150a6f848d5ea6b67cf084387c2df763abab3b218c62abecd64", kill_on_drop: false }`
[INFO] [stdout] 277028c0af1b8150a6f848d5ea6b67cf084387c2df763abab3b218c62abecd64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c84c37d249df0ec40e5db4e3db2f1caef927a04aa53c9d4064915e2b3230a86
[INFO] running `Command { std: "docker" "start" "-a" "7c84c37d249df0ec40e5db4e3db2f1caef927a04aa53c9d4064915e2b3230a86", kill_on_drop: false }`
[INFO] [stderr]    Compiling nn-from-scratch-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "7c84c37d249df0ec40e5db4e3db2f1caef927a04aa53c9d4064915e2b3230a86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c84c37d249df0ec40e5db4e3db2f1caef927a04aa53c9d4064915e2b3230a86", kill_on_drop: false }`
[INFO] [stdout] 7c84c37d249df0ec40e5db4e3db2f1caef927a04aa53c9d4064915e2b3230a86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b1413e96e8bab3c0fc32eb0575c90e676a794044be70eeb10720f3e4e5cf92f1
[INFO] running `Command { std: "docker" "start" "-a" "b1413e96e8bab3c0fc32eb0575c90e676a794044be70eeb10720f3e4e5cf92f1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nn_from_scratch_rs-945c840dce3e4e86)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test linspace_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b1413e96e8bab3c0fc32eb0575c90e676a794044be70eeb10720f3e4e5cf92f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1413e96e8bab3c0fc32eb0575c90e676a794044be70eeb10720f3e4e5cf92f1", kill_on_drop: false }`
[INFO] [stdout] b1413e96e8bab3c0fc32eb0575c90e676a794044be70eeb10720f3e4e5cf92f1