[INFO] updating cached repository https://github.com/0gdump/arduino-chargen
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d67edaa4492c287da616f1db030605c5f4465ab0
[INFO] checking 0gdump/arduino-chargen against master#914adf04af1c1a984707f778da3d04590c03d144 for pr-72331
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0gdump%2Farduino-chargen" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/0gdump/arduino-chargen on toolchain 914adf04af1c1a984707f778da3d04590c03d144
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/0gdump/arduino-chargen
[INFO] finished tweaking git repo https://github.com/0gdump/arduino-chargen
[INFO] tweaked toml for git repo https://github.com/0gdump/arduino-chargen written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/0gdump/arduino-chargen already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+914adf04af1c1a984707f778da3d04590c03d144" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e18e34ab7bf57e2af075a49d903f9bbd761d0b0f92d2f0ce98c7585d871cb259
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "e18e34ab7bf57e2af075a49d903f9bbd761d0b0f92d2f0ce98c7585d871cb259"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking arduino-chargen v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: associated function is never used: `log`
[INFO] [stderr]   --> src/bmp.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |     pub fn log(&self) {
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `log`
[INFO] [stderr]   --> src/bmp.rs:76:9
[INFO] [stderr]    |
[INFO] [stderr] 76 |     pub fn log(&self) {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `read`
[INFO] [stderr]   --> src/bmp.rs:94:9
[INFO] [stderr]    |
[INFO] [stderr] 94 |     pub fn read(file: &mut File, index: u32) -> BitmapPaletteColor {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `log`
[INFO] [stderr]    --> src/bmp.rs:111:9
[INFO] [stderr]     |
[INFO] [stderr] 111 |     pub fn log(&self) {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `log`
[INFO] [stderr]   --> src/bmp.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |     pub fn log(&self) {
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `log`
[INFO] [stderr]   --> src/bmp.rs:76:9
[INFO] [stderr]    |
[INFO] [stderr] 76 |     pub fn log(&self) {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `read`
[INFO] [stderr]   --> src/bmp.rs:94:9
[INFO] [stderr]    |
[INFO] [stderr] 94 |     pub fn read(file: &mut File, index: u32) -> BitmapPaletteColor {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `log`
[INFO] [stderr]    --> src/bmp.rs:111:9
[INFO] [stderr]     |
[INFO] [stderr] 111 |     pub fn log(&self) {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.99s
[INFO] running `"docker" "inspect" "e18e34ab7bf57e2af075a49d903f9bbd761d0b0f92d2f0ce98c7585d871cb259"`
[INFO] running `"docker" "rm" "-f" "e18e34ab7bf57e2af075a49d903f9bbd761d0b0f92d2f0ce98c7585d871cb259"`
[INFO] [stdout] e18e34ab7bf57e2af075a49d903f9bbd761d0b0f92d2f0ce98c7585d871cb259