[INFO] cloning repository https://github.com/ph3337jo-s/rust_perceptron
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ph3337jo-s/rust_perceptron" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fph3337jo-s%2Frust_perceptron", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fph3337jo-s%2Frust_perceptron'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e85f685f3ef6a634700d9f60f6db9c6ebba0fbb4
[INFO] testing ph3337jo-s/rust_perceptron against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fph3337jo-s%2Frust_perceptron" "/workspace/builds/worker-98/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-98/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ph3337jo-s/rust_perceptron on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ph3337jo-s/rust_perceptron
[INFO] finished tweaking git repo https://github.com/ph3337jo-s/rust_perceptron
[INFO] tweaked toml for git repo https://github.com/ph3337jo-s/rust_perceptron written to /workspace/builds/worker-98/source/Cargo.toml
[INFO] crate git repo https://github.com/ph3337jo-s/rust_perceptron already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be02e59fb3ef8ed1614564255abbeb244361caeca354048078f63ae45a3bdfc4
[INFO] running `Command { std: "docker" "start" "-a" "be02e59fb3ef8ed1614564255abbeb244361caeca354048078f63ae45a3bdfc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be02e59fb3ef8ed1614564255abbeb244361caeca354048078f63ae45a3bdfc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be02e59fb3ef8ed1614564255abbeb244361caeca354048078f63ae45a3bdfc4", kill_on_drop: false }`
[INFO] [stdout] be02e59fb3ef8ed1614564255abbeb244361caeca354048078f63ae45a3bdfc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26d9e12fd2a5c1d5de8b9c97bdbab7113a5569e85b094d799b0d1a514c76b6e2
[INFO] running `Command { std: "docker" "start" "-a" "26d9e12fd2a5c1d5de8b9c97bdbab7113a5569e85b094d799b0d1a514c76b6e2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling perceptron v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `HEIGHT`, `WIDTH`, `layer::Layer`
[INFO] [stdout]  --> src/train.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     WIDTH,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 3 |     HEIGHT,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 4 |     shape::Shape,
[INFO] [stdout] 5 |     layer::Layer,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.32s
[INFO] running `Command { std: "docker" "inspect" "26d9e12fd2a5c1d5de8b9c97bdbab7113a5569e85b094d799b0d1a514c76b6e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26d9e12fd2a5c1d5de8b9c97bdbab7113a5569e85b094d799b0d1a514c76b6e2", kill_on_drop: false }`
[INFO] [stdout] 26d9e12fd2a5c1d5de8b9c97bdbab7113a5569e85b094d799b0d1a514c76b6e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afb1d3bb1c4ed0a43df14e6dc2e1f43ca4b1e0e71f985a0070a8cc8aa15a01bd
[INFO] running `Command { std: "docker" "start" "-a" "afb1d3bb1c4ed0a43df14e6dc2e1f43ca4b1e0e71f985a0070a8cc8aa15a01bd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: unused imports: `HEIGHT`, `WIDTH`, `layer::Layer`
[INFO] [stdout]  --> src/train.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     WIDTH,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 3 |     HEIGHT,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 4 |     shape::Shape,
[INFO] [stdout] 5 |     layer::Layer,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling perceptron v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `HEIGHT`, `WIDTH`, `layer::Layer`
[INFO] [stdout]  --> src/train.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     WIDTH,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 3 |     HEIGHT,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 4 |     shape::Shape,
[INFO] [stdout] 5 |     layer::Layer,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "afb1d3bb1c4ed0a43df14e6dc2e1f43ca4b1e0e71f985a0070a8cc8aa15a01bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afb1d3bb1c4ed0a43df14e6dc2e1f43ca4b1e0e71f985a0070a8cc8aa15a01bd", kill_on_drop: false }`
[INFO] [stdout] afb1d3bb1c4ed0a43df14e6dc2e1f43ca4b1e0e71f985a0070a8cc8aa15a01bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9985fb4dd8142ee270f23e771a2b0e7bc9df2b43061a2c135c2a679aa86a658a
[INFO] running `Command { std: "docker" "start" "-a" "9985fb4dd8142ee270f23e771a2b0e7bc9df2b43061a2c135c2a679aa86a658a", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `HEIGHT`, `WIDTH`, `layer::Layer`
[INFO] [stderr]  --> src/train.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     WIDTH,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 3 |     HEIGHT,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 4 |     shape::Shape,
[INFO] [stderr] 5 |     layer::Layer,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `perceptron` (lib) generated 1 warning
[INFO] [stderr] warning: `perceptron` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/perceptron-29954a6f8821bcfa)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/perceptron-737628d1a60b1fdf)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests perceptron
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9985fb4dd8142ee270f23e771a2b0e7bc9df2b43061a2c135c2a679aa86a658a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9985fb4dd8142ee270f23e771a2b0e7bc9df2b43061a2c135c2a679aa86a658a", kill_on_drop: false }`
[INFO] [stdout] 9985fb4dd8142ee270f23e771a2b0e7bc9df2b43061a2c135c2a679aa86a658a