[INFO] cloning repository https://github.com/TheHiddenLayer/Perceptron
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheHiddenLayer/Perceptron" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheHiddenLayer%2FPerceptron", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheHiddenLayer%2FPerceptron'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 40c0f6a756125d873edc344de8932dbc86b9b724
[INFO] testing TheHiddenLayer/Perceptron against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheHiddenLayer%2FPerceptron" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TheHiddenLayer/Perceptron on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TheHiddenLayer/Perceptron
[INFO] finished tweaking git repo https://github.com/TheHiddenLayer/Perceptron
[INFO] tweaked toml for git repo https://github.com/TheHiddenLayer/Perceptron written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/TheHiddenLayer/Perceptron already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.124
[INFO] [stderr]   Downloaded bstr v0.2.15
[INFO] [stderr]   Downloaded syn v1.0.63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] fa7f1b2394a2fafd64452013bcfbf163bc0b90aa3c21425d31f41b1b7efcdce1
[INFO] running `Command { std: "docker" "start" "-a" "fa7f1b2394a2fafd64452013bcfbf163bc0b90aa3c21425d31f41b1b7efcdce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa7f1b2394a2fafd64452013bcfbf163bc0b90aa3c21425d31f41b1b7efcdce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa7f1b2394a2fafd64452013bcfbf163bc0b90aa3c21425d31f41b1b7efcdce1", kill_on_drop: false }`
[INFO] [stdout] fa7f1b2394a2fafd64452013bcfbf163bc0b90aa3c21425d31f41b1b7efcdce1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 689a884df8d51e33bc8f1ab58d8e368a0d502bbffeec265e724a3651eee07104
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "689a884df8d51e33bc8f1ab58d8e368a0d502bbffeec265e724a3651eee07104", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.63
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling bstr v0.2.15
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling perceptron v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `points`
[INFO] [stdout]   --> src/perceptron.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let mut points: Vec<[i32; 3]>;
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_points`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Input`
[INFO] [stdout]   --> src/perceptron.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Input {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.70s
[INFO] running `Command { std: "docker" "inspect" "689a884df8d51e33bc8f1ab58d8e368a0d502bbffeec265e724a3651eee07104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "689a884df8d51e33bc8f1ab58d8e368a0d502bbffeec265e724a3651eee07104", kill_on_drop: false }`
[INFO] [stdout] 689a884df8d51e33bc8f1ab58d8e368a0d502bbffeec265e724a3651eee07104
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdc0697979854f1201e5b15e06e0388957585e966e00aa5a7ac7058709f1d181
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bdc0697979854f1201e5b15e06e0388957585e966e00aa5a7ac7058709f1d181", kill_on_drop: false }`
[INFO] [stderr]    Compiling perceptron v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `points`
[INFO] [stdout]   --> src/perceptron.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let mut points: Vec<[i32; 3]>;
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_points`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Input`
[INFO] [stdout]   --> src/perceptron.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Input {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "bdc0697979854f1201e5b15e06e0388957585e966e00aa5a7ac7058709f1d181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdc0697979854f1201e5b15e06e0388957585e966e00aa5a7ac7058709f1d181", kill_on_drop: false }`
[INFO] [stdout] bdc0697979854f1201e5b15e06e0388957585e966e00aa5a7ac7058709f1d181
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 754a25a1f76863aa06dd140d9d02aea878df2ce76ad1a25c602ab67b67f2d323
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "754a25a1f76863aa06dd140d9d02aea878df2ce76ad1a25c602ab67b67f2d323", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `points`
[INFO] [stderr]   --> src/perceptron.rs:24:13
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let mut points: Vec<[i32; 3]>;
[INFO] [stderr]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_points`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Input`
[INFO] [stderr]   --> src/perceptron.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | struct Input {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `perceptron` (bin "perceptron" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/perceptron-bae40d2c0cad43b0)
[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" "754a25a1f76863aa06dd140d9d02aea878df2ce76ad1a25c602ab67b67f2d323", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "754a25a1f76863aa06dd140d9d02aea878df2ce76ad1a25c602ab67b67f2d323", kill_on_drop: false }`
[INFO] [stdout] 754a25a1f76863aa06dd140d9d02aea878df2ce76ad1a25c602ab67b67f2d323