[INFO] cloning repository https://github.com/salsasteve/lenet-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/salsasteve/lenet-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsalsasteve%2Flenet-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsalsasteve%2Flenet-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1173f61a340c8b4880122a3a6d7b6c0d37c64166
[INFO] checking salsasteve/lenet-rs against master#c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3 for pr-141352
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsalsasteve%2Flenet-rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/salsasteve/lenet-rs on toolchain c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/salsasteve/lenet-rs
[INFO] finished tweaking git repo https://github.com/salsasteve/lenet-rs
[INFO] tweaked toml for git repo https://github.com/salsasteve/lenet-rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/salsasteve/lenet-rs 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" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d7d28f918ec653729650b00decdc27485f2a90b5adf6fa713128c0c926065a0
[INFO] running `Command { std: "docker" "start" "-a" "3d7d28f918ec653729650b00decdc27485f2a90b5adf6fa713128c0c926065a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d7d28f918ec653729650b00decdc27485f2a90b5adf6fa713128c0c926065a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d7d28f918ec653729650b00decdc27485f2a90b5adf6fa713128c0c926065a0", kill_on_drop: false }`
[INFO] [stdout] 3d7d28f918ec653729650b00decdc27485f2a90b5adf6fa713128c0c926065a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4ba832de17bb94e04b5ff6a36a35ed1071326b00108e9300e5d1998c73990e8
[INFO] running `Command { std: "docker" "start" "-a" "f4ba832de17bb94e04b5ff6a36a35ed1071326b00108e9300e5d1998c73990e8", kill_on_drop: false }`
[INFO] [stderr]     Checking lenet-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `padding`
[INFO] [stdout]   --> src/convolution.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let padding = params.padding;
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_padding`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `padding`
[INFO] [stdout]   --> src/convolution.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let padding = params.padding;
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_padding`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `average_pooling` is never used
[INFO] [stdout]  --> src/pooling.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn average_pooling(matrix: Vec<Vec<f32>>, stride: usize, pool_size: usize) -> Vec<Vec<f32>> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ConvParams` is never constructed
[INFO] [stdout]  --> src/convolution.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct ConvParams {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Kernel` is never constructed
[INFO] [stdout]  --> src/convolution.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Kernel {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pretty_print_matrix` is never used
[INFO] [stdout]   --> src/convolution.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn pretty_print_matrix(matrix: &Vec<Vec<Vec<f32>>>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `apply_padding` is never used
[INFO] [stdout]   --> src/convolution.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn apply_padding(input: &Vec<Vec<Vec<f32>>>, padding: (usize, usize)) -> Vec<Vec<Vec<f32>>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `convolve_single_position` is never used
[INFO] [stdout]   --> src/convolution.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn convolve_single_position(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `convolution_2d` is never used
[INFO] [stdout]   --> src/convolution.rs:97:4
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn convolution_2d(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "f4ba832de17bb94e04b5ff6a36a35ed1071326b00108e9300e5d1998c73990e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4ba832de17bb94e04b5ff6a36a35ed1071326b00108e9300e5d1998c73990e8", kill_on_drop: false }`
[INFO] [stdout] f4ba832de17bb94e04b5ff6a36a35ed1071326b00108e9300e5d1998c73990e8