[INFO] cloning repository https://github.com/hitallow/perceptron_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hitallow/perceptron_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhitallow%2Fperceptron_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhitallow%2Fperceptron_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2d64054a0a2936dcbb658761db0903c4e0020d36
[INFO] testing hitallow/perceptron_rs against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhitallow%2Fperceptron_rs" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hitallow/perceptron_rs on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hitallow/perceptron_rs
[INFO] finished tweaking git repo https://github.com/hitallow/perceptron_rs
[INFO] tweaked toml for git repo https://github.com/hitallow/perceptron_rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/hitallow/perceptron_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37c39f12d6aa9dd35b4b83c9ef2121c01ddf103ec8f7a927af87de7c5a30c49d
[INFO] running `Command { std: "docker" "start" "-a" "37c39f12d6aa9dd35b4b83c9ef2121c01ddf103ec8f7a927af87de7c5a30c49d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37c39f12d6aa9dd35b4b83c9ef2121c01ddf103ec8f7a927af87de7c5a30c49d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37c39f12d6aa9dd35b4b83c9ef2121c01ddf103ec8f7a927af87de7c5a30c49d", kill_on_drop: false }`
[INFO] [stdout] 37c39f12d6aa9dd35b4b83c9ef2121c01ddf103ec8f7a927af87de7c5a30c49d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6faa9b53935875a3d55d8290a4c11f0c6e52e1747dc52d9c172672bfd62867d0
[INFO] running `Command { std: "docker" "start" "-a" "6faa9b53935875a3d55d8290a4c11f0c6e52e1747dc52d9c172672bfd62867d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling codes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `get_weights`
[INFO] [stdout]   --> src/perceptron/perceptron.rs:60:16
[INFO] [stdout]    |
[INFO] [stdout] 60 |         pub fn get_weights(&self) -> &Vec<f32> {
[INFO] [stdout]    |                ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6faa9b53935875a3d55d8290a4c11f0c6e52e1747dc52d9c172672bfd62867d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6faa9b53935875a3d55d8290a4c11f0c6e52e1747dc52d9c172672bfd62867d0", kill_on_drop: false }`
[INFO] [stdout] 6faa9b53935875a3d55d8290a4c11f0c6e52e1747dc52d9c172672bfd62867d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04e823041189829c19e82cf3bd5c6c813e29136be786d14c2867e26c0e84165c
[INFO] running `Command { std: "docker" "start" "-a" "04e823041189829c19e82cf3bd5c6c813e29136be786d14c2867e26c0e84165c", kill_on_drop: false }`
[INFO] [stderr]    Compiling codes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `get_weights`
[INFO] [stdout]   --> src/perceptron/perceptron.rs:60:16
[INFO] [stdout]    |
[INFO] [stdout] 60 |         pub fn get_weights(&self) -> &Vec<f32> {
[INFO] [stdout]    |                ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 0.49s
[INFO] running `Command { std: "docker" "inspect" "04e823041189829c19e82cf3bd5c6c813e29136be786d14c2867e26c0e84165c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04e823041189829c19e82cf3bd5c6c813e29136be786d14c2867e26c0e84165c", kill_on_drop: false }`
[INFO] [stdout] 04e823041189829c19e82cf3bd5c6c813e29136be786d14c2867e26c0e84165c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 03859ea1701728f2479645ed1cfaaa73cb1c9376b7e3ec7e65b06b827f9305e7
[INFO] running `Command { std: "docker" "start" "-a" "03859ea1701728f2479645ed1cfaaa73cb1c9376b7e3ec7e65b06b827f9305e7", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: associated function is never used: `get_weights`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/perceptron/perceptron.rs:60:16
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 60 |         pub fn get_weights(&self) -> &Vec<f32> {
[INFO] [stdout] 
[INFO] [stderr]    |                ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/codes-24f81ff1cdb48008)
[INFO] running `Command { std: "docker" "inspect" "03859ea1701728f2479645ed1cfaaa73cb1c9376b7e3ec7e65b06b827f9305e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03859ea1701728f2479645ed1cfaaa73cb1c9376b7e3ec7e65b06b827f9305e7", kill_on_drop: false }`
[INFO] [stdout] 03859ea1701728f2479645ed1cfaaa73cb1c9376b7e3ec7e65b06b827f9305e7