[INFO] cloning repository https://github.com/iamr2003/macrograd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iamr2003/macrograd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamr2003%2Fmacrograd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamr2003%2Fmacrograd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad9f60ccd85b8a109821f191919925396a952d94
[INFO] checking iamr2003/macrograd against master#3350c1eb3fd8fe1bee1ed4c76944d707bd256876 for pr-140558
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamr2003%2Fmacrograd" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iamr2003/macrograd on toolchain 3350c1eb3fd8fe1bee1ed4c76944d707bd256876
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/iamr2003/macrograd
[INFO] finished tweaking git repo https://github.com/iamr2003/macrograd
[INFO] tweaked toml for git repo https://github.com/iamr2003/macrograd written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/iamr2003/macrograd already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee3a57c7c04fb34ac31b2533ca788068ddf0201b8417a56ed14b1785c3af2be7
[INFO] running `Command { std: "docker" "start" "-a" "ee3a57c7c04fb34ac31b2533ca788068ddf0201b8417a56ed14b1785c3af2be7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee3a57c7c04fb34ac31b2533ca788068ddf0201b8417a56ed14b1785c3af2be7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee3a57c7c04fb34ac31b2533ca788068ddf0201b8417a56ed14b1785c3af2be7", kill_on_drop: false }`
[INFO] [stdout] ee3a57c7c04fb34ac31b2533ca788068ddf0201b8417a56ed14b1785c3af2be7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3c4daafee9ba400680e71b3f988d9b647c0e627339f8e46421247d46a9bd4bc
[INFO] running `Command { std: "docker" "start" "-a" "d3c4daafee9ba400680e71b3f988d9b647c0e627339f8e46421247d46a9bd4bc", kill_on_drop: false }`
[INFO] [stderr]     Checking macrograd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `grad`
[INFO] [stdout]  --> src/grad.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | macro_rules! grad {
[INFO] [stdout]   |              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `grad_implem`
[INFO] [stdout]   --> src/grad.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 | macro_rules! grad_implem {
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `relu`
[INFO] [stdout]   --> src/lib.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let relu = |x: f64| grad!((x).max(0.0));
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_relu`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::grad`
[INFO] [stdout]  --> src/nn.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::grad;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::grad`
[INFO] [stdout]  --> src/nn.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::grad;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `power`
[INFO] [stdout]   --> src/main.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let power = |x: f64| grad!(x.powi(4));
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_power`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `power`
[INFO] [stdout]   --> src/main.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let power = |x: f64| grad!(x.powi(4));
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_power`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Layer` is never constructed
[INFO] [stdout]  --> src/nn.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Layer<const INPUT_NODES: usize, const OUTPUT_NODES: usize> {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `forward` is never used
[INFO] [stdout]   --> src/nn.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<const INPUT_NODES: usize, const OUTPUT_NODES: usize> Layer<INPUT_NODES, OUTPUT_NODES> {
[INFO] [stdout]    | ------------------------------------------------------------------------------------------ method in this implementation
[INFO] [stdout] 14 |     fn forward(self, input: [f64; INPUT_NODES]) -> [f64; OUTPUT_NODES] {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Layer` is never constructed
[INFO] [stdout]  --> src/nn.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Layer<const INPUT_NODES: usize, const OUTPUT_NODES: usize> {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `forward` is never used
[INFO] [stdout]   --> src/nn.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<const INPUT_NODES: usize, const OUTPUT_NODES: usize> Layer<INPUT_NODES, OUTPUT_NODES> {
[INFO] [stdout]    | ------------------------------------------------------------------------------------------ method in this implementation
[INFO] [stdout] 14 |     fn forward(self, input: [f64; INPUT_NODES]) -> [f64; OUTPUT_NODES] {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "d3c4daafee9ba400680e71b3f988d9b647c0e627339f8e46421247d46a9bd4bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3c4daafee9ba400680e71b3f988d9b647c0e627339f8e46421247d46a9bd4bc", kill_on_drop: false }`
[INFO] [stdout] d3c4daafee9ba400680e71b3f988d9b647c0e627339f8e46421247d46a9bd4bc