[INFO] cloning repository https://github.com/Toornax/NeuralNetwork
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Toornax/NeuralNetwork" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FToornax%2FNeuralNetwork"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FToornax%2FNeuralNetwork'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d242751c63443bec8e85140ec64ee09817676776
[INFO] checking Toornax/NeuralNetwork against try#8a749131e7beb72f6edacefd2bdcbed3d67b2112 for pr-72331
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FToornax%2FNeuralNetwork" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Toornax/NeuralNetwork on toolchain 8a749131e7beb72f6edacefd2bdcbed3d67b2112
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Toornax/NeuralNetwork
[INFO] finished tweaking git repo https://github.com/Toornax/NeuralNetwork
[INFO] tweaked toml for git repo https://github.com/Toornax/NeuralNetwork written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/Toornax/NeuralNetwork already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bc39f930d6b951b62f2dc5a3a3db7f1110116c290892d65cf6ba3a33df6a0645
[INFO] running `"docker" "start" "-a" "bc39f930d6b951b62f2dc5a3a3db7f1110116c290892d65cf6ba3a33df6a0645"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking neural_network v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: associated function is never used: `save_as_bmp`
[INFO] [stderr]   --> src/data_extractor.rs:96:12
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn save_as_bmp(&self, datas: &mut Vec<Data>) -> Result<(), Error> {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_size`
[INFO] [stderr]   --> src/data.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn get_size(&self) -> Option<(u32, u32)> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_value`
[INFO] [stderr]   --> src/data.rs:29:12
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn get_value(&self) -> Option<u8>{
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_pixels`
[INFO] [stderr]   --> src/data.rs:37:12
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn get_pixels(&self) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `save_as_bmp`
[INFO] [stderr]   --> src/data_extractor.rs:96:12
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn save_as_bmp(&self, datas: &mut Vec<Data>) -> Result<(), Error> {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_size`
[INFO] [stderr]   --> src/data.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn get_size(&self) -> Option<(u32, u32)> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_value`
[INFO] [stderr]   --> src/data.rs:29:12
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn get_value(&self) -> Option<u8>{
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_pixels`
[INFO] [stderr]   --> src/data.rs:37:12
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn get_pixels(&self) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `"docker" "inspect" "bc39f930d6b951b62f2dc5a3a3db7f1110116c290892d65cf6ba3a33df6a0645"`
[INFO] running `"docker" "rm" "-f" "bc39f930d6b951b62f2dc5a3a3db7f1110116c290892d65cf6ba3a33df6a0645"`
[INFO] [stdout] bc39f930d6b951b62f2dc5a3a3db7f1110116c290892d65cf6ba3a33df6a0645