[INFO] cloning repository https://github.com/pingpong74/basic_neural_network [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pingpong74/basic_neural_network" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpingpong74%2Fbasic_neural_network", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpingpong74%2Fbasic_neural_network'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e8a1aa7359647b2ac0b36c4c6fe27a36272cb1a9 [INFO] checking pingpong74/basic_neural_network against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpingpong74%2Fbasic_neural_network" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/pingpong74/basic_neural_network [INFO] finished tweaking git repo https://github.com/pingpong74/basic_neural_network [INFO] tweaked toml for git repo https://github.com/pingpong74/basic_neural_network written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/pingpong74/basic_neural_network on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/pingpong74/basic_neural_network 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f36161a0c24e82b13a2c6fc09da226374926f613d217e0a67d99fa15d4813b93 [INFO] running `Command { std: "docker" "start" "-a" "f36161a0c24e82b13a2c6fc09da226374926f613d217e0a67d99fa15d4813b93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f36161a0c24e82b13a2c6fc09da226374926f613d217e0a67d99fa15d4813b93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f36161a0c24e82b13a2c6fc09da226374926f613d217e0a67d99fa15d4813b93", kill_on_drop: false }` [INFO] [stdout] f36161a0c24e82b13a2c6fc09da226374926f613d217e0a67d99fa15d4813b93 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 91424ff06fed04ce3cffb31ae51ff23a5ca9ad766f26672db6f58125bcf1e884 [INFO] running `Command { std: "docker" "start" "-a" "91424ff06fed04ce3cffb31ae51ff23a5ca9ad766f26672db6f58125bcf1e884", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Compiling zerocopy v0.8.25 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Checking mnist v0.6.0 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking basic_neural_network v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/network.rs:85:27 [INFO] [stdout] | [INFO] [stdout] 85 | pub fn _train(&mut self, input: &Vec>, expected: Vec>){ [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/network.rs:85:27 [INFO] [stdout] | [INFO] [stdout] 85 | pub fn _train(&mut self, input: &Vec>, expected: Vec>){ [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expected` [INFO] [stdout] --> src/network.rs:85:50 [INFO] [stdout] | [INFO] [stdout] 85 | pub fn _train(&mut self, input: &Vec>, expected: Vec>){ [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expected` [INFO] [stdout] --> src/network.rs:85:50 [INFO] [stdout] | [INFO] [stdout] 85 | pub fn _train(&mut self, input: &Vec>, expected: Vec>){ [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `back_prop` is never used [INFO] [stdout] --> src/network.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 27 | impl Network { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 91 | pub fn back_prop(&mut self, outputs: Vec>, expected: Vec>){ [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `back_prop` is never used [INFO] [stdout] --> src/network.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 27 | impl Network { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 91 | pub fn back_prop(&mut self, outputs: Vec>, expected: Vec>){ [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.91s [INFO] running `Command { std: "docker" "inspect" "91424ff06fed04ce3cffb31ae51ff23a5ca9ad766f26672db6f58125bcf1e884", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91424ff06fed04ce3cffb31ae51ff23a5ca9ad766f26672db6f58125bcf1e884", kill_on_drop: false }` [INFO] [stdout] 91424ff06fed04ce3cffb31ae51ff23a5ca9ad766f26672db6f58125bcf1e884