[INFO] cloning repository https://github.com/Toornax/NeuralNetwork
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FToornax%2FNeuralNetwork'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d242751c63443bec8e85140ec64ee09817676776
[INFO] checking Toornax/NeuralNetwork against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FToornax%2FNeuralNetwork" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Toornax/NeuralNetwork on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Toornax/NeuralNetwork already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ff0e2b9231aa2c7eae0c9db1621713aa42ebb3306ceb450f85c8abafda88bad2
[INFO] running `Command { std: "docker" "start" "-a" "ff0e2b9231aa2c7eae0c9db1621713aa42ebb3306ceb450f85c8abafda88bad2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff0e2b9231aa2c7eae0c9db1621713aa42ebb3306ceb450f85c8abafda88bad2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff0e2b9231aa2c7eae0c9db1621713aa42ebb3306ceb450f85c8abafda88bad2", kill_on_drop: false }`
[INFO] [stdout] ff0e2b9231aa2c7eae0c9db1621713aa42ebb3306ceb450f85c8abafda88bad2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3837cece8a4e0ea87ae0ed0cc58f10ddde12e90ebd8b39aae0050dbb14a5bb7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b3837cece8a4e0ea87ae0ed0cc58f10ddde12e90ebd8b39aae0050dbb14a5bb7", kill_on_drop: false }`
[INFO] [stderr]     Checking neural_network v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `save_as_bmp`
[INFO] [stdout]   --> src/data_extractor.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn save_as_bmp(&self, datas: &mut Vec<Data>) -> Result<(), Error> {
[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: `get_size`
[INFO] [stdout]   --> src/data.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn get_size(&self) -> Option<(u32, u32)> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_value`
[INFO] [stdout]   --> src/data.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn get_value(&self) -> Option<u8>{
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_pixels`
[INFO] [stdout]   --> src/data.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn get_pixels(&self) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `save_as_bmp`
[INFO] [stdout]   --> src/data_extractor.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn save_as_bmp(&self, datas: &mut Vec<Data>) -> Result<(), Error> {
[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: `get_size`
[INFO] [stdout]   --> src/data.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn get_size(&self) -> Option<(u32, u32)> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_value`
[INFO] [stdout]   --> src/data.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn get_value(&self) -> Option<u8>{
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_pixels`
[INFO] [stdout]   --> src/data.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn get_pixels(&self) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "b3837cece8a4e0ea87ae0ed0cc58f10ddde12e90ebd8b39aae0050dbb14a5bb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3837cece8a4e0ea87ae0ed0cc58f10ddde12e90ebd8b39aae0050dbb14a5bb7", kill_on_drop: false }`
[INFO] [stdout] b3837cece8a4e0ea87ae0ed0cc58f10ddde12e90ebd8b39aae0050dbb14a5bb7