[INFO] cloning repository https://github.com/timboe/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/timboe/rust_perceptron" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimboe%2Frust_perceptron", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimboe%2Frust_perceptron'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f65e03d5250d4be622afffecb756a973efaf7bf2 [INFO] testing timboe/rust_perceptron against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimboe%2Frust_perceptron" "/workspace/builds/worker-69/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-69/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/timboe/rust_perceptron on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/timboe/rust_perceptron [INFO] finished tweaking git repo https://github.com/timboe/rust_perceptron [INFO] tweaked toml for git repo https://github.com/timboe/rust_perceptron written to /workspace/builds/worker-69/source/Cargo.toml [INFO] crate git repo https://github.com/timboe/rust_perceptron already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7707316dc9c7cb5eeb6556946a513bc6601535369a084f0a40733e5bd93ada03 [INFO] running `Command { std: "docker" "start" "-a" "7707316dc9c7cb5eeb6556946a513bc6601535369a084f0a40733e5bd93ada03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7707316dc9c7cb5eeb6556946a513bc6601535369a084f0a40733e5bd93ada03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7707316dc9c7cb5eeb6556946a513bc6601535369a084f0a40733e5bd93ada03", kill_on_drop: false }` [INFO] [stdout] 7707316dc9c7cb5eeb6556946a513bc6601535369a084f0a40733e5bd93ada03 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d200b4eec27ec993de2a5c6c79b0585ed223e6b8efd78827897619cdb6cd76ab [INFO] running `Command { std: "docker" "start" "-a" "d200b4eec27ec993de2a5c6c79b0585ed223e6b8efd78827897619cdb6cd76ab", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling matrixmultiply v0.1.15 [INFO] [stderr] Compiling rawpointer v0.1.0 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.0 [INFO] [stderr] Compiling mnist v0.4.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling rand_chacha v0.1.0 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling rand v0.6.1 [INFO] [stderr] Compiling rand v0.4.3 [INFO] [stderr] Compiling time v0.1.41 [INFO] [stderr] Compiling num-complex v0.1.43 [INFO] [stderr] Compiling num-bigint v0.1.44 [INFO] [stderr] Compiling rand v0.3.22 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling mindtree_utils v0.4.0 [INFO] [stderr] Compiling rulinalg v0.4.2 [INFO] [stderr] Compiling rust_perceptron v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `cost` [INFO] [stdout] --> src/main.rs:243:13 [INFO] [stdout] | [INFO] [stdout] 243 | let cost = network.apply(&mut response, answers.get(label).unwrap()); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_cost` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vertex` [INFO] [stdout] --> src/main.rs:128:17 [INFO] [stdout] | [INFO] [stdout] 128 | for (index, vertex) in self.layers.iter().enumerate() { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_vertex` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:150:9 [INFO] [stdout] | [INFO] [stdout] 150 | let mut iter = response.get_output_layer().iter().zip( answer.iter() ); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `as_ref` [INFO] [stdout] --> src/main.rs:170:10 [INFO] [stdout] | [INFO] [stdout] 170 | pub fn as_ref(&self) -> &Vector { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `as_ref` [INFO] [stdout] --> src/main.rs:185:10 [INFO] [stdout] | [INFO] [stdout] 185 | pub fn as_ref(&self) -> &Matrix { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 32.75s [INFO] running `Command { std: "docker" "inspect" "d200b4eec27ec993de2a5c6c79b0585ed223e6b8efd78827897619cdb6cd76ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d200b4eec27ec993de2a5c6c79b0585ed223e6b8efd78827897619cdb6cd76ab", kill_on_drop: false }` [INFO] [stdout] d200b4eec27ec993de2a5c6c79b0585ed223e6b8efd78827897619cdb6cd76ab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dc5d0356e33cc2ca16d70f4ac587c11cedbe97fee60cd12256441a460e4ced52 [INFO] running `Command { std: "docker" "start" "-a" "dc5d0356e33cc2ca16d70f4ac587c11cedbe97fee60cd12256441a460e4ced52", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rust_perceptron v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `cost` [INFO] [stdout] --> src/main.rs:243:13 [INFO] [stdout] | [INFO] [stdout] 243 | let cost = network.apply(&mut response, answers.get(label).unwrap()); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_cost` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vertex` [INFO] [stdout] --> src/main.rs:128:17 [INFO] [stdout] | [INFO] [stdout] 128 | for (index, vertex) in self.layers.iter().enumerate() { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_vertex` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:150:9 [INFO] [stdout] | [INFO] [stdout] 150 | let mut iter = response.get_output_layer().iter().zip( answer.iter() ); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `as_ref` [INFO] [stdout] --> src/main.rs:170:10 [INFO] [stdout] | [INFO] [stdout] 170 | pub fn as_ref(&self) -> &Vector { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `as_ref` [INFO] [stdout] --> src/main.rs:185:10 [INFO] [stdout] | [INFO] [stdout] 185 | pub fn as_ref(&self) -> &Matrix { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.88s [INFO] running `Command { std: "docker" "inspect" "dc5d0356e33cc2ca16d70f4ac587c11cedbe97fee60cd12256441a460e4ced52", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc5d0356e33cc2ca16d70f4ac587c11cedbe97fee60cd12256441a460e4ced52", kill_on_drop: false }` [INFO] [stdout] dc5d0356e33cc2ca16d70f4ac587c11cedbe97fee60cd12256441a460e4ced52 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 8c51654bc4ee7a8ba0cbc16fdb478f69fe5adc47a583c3b053dfbada05d896cb [INFO] running `Command { std: "docker" "start" "-a" "8c51654bc4ee7a8ba0cbc16fdb478f69fe5adc47a583c3b053dfbada05d896cb", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused variable: `cost` [INFO] [stderr] --> src/main.rs:243:13 [INFO] [stderr] | [INFO] [stderr] 243 | let cost = network.apply(&mut response, answers.get(label).unwrap()); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_cost` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `vertex` [INFO] [stderr] --> src/main.rs:128:17 [INFO] [stderr] | [INFO] [stderr] 128 | for (index, vertex) in self.layers.iter().enumerate() { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_vertex` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:150:9 [INFO] [stderr] | [INFO] [stderr] 150 | let mut iter = response.get_output_layer().iter().zip( answer.iter() ); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `as_ref` [INFO] [stderr] --> src/main.rs:170:10 [INFO] [stderr] | [INFO] [stderr] 170 | pub fn as_ref(&self) -> &Vector { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `as_ref` [INFO] [stderr] --> src/main.rs:185:10 [INFO] [stderr] | [INFO] [stderr] 185 | pub fn as_ref(&self) -> &Matrix { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `rust_perceptron` (bin "rust_perceptron" test) generated 5 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1m 29s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_perceptron-43c1eabc56ca0e3b) [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" "8c51654bc4ee7a8ba0cbc16fdb478f69fe5adc47a583c3b053dfbada05d896cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c51654bc4ee7a8ba0cbc16fdb478f69fe5adc47a583c3b053dfbada05d896cb", kill_on_drop: false }` [INFO] [stdout] 8c51654bc4ee7a8ba0cbc16fdb478f69fe5adc47a583c3b053dfbada05d896cb