[INFO] updating cached repository https://github.com/PeronTheDuck/rust_Floyd_Steinberg_dithering [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] c393ff7f362813a2cc6287a1810927f28f4b2627 [INFO] checking PeronTheDuck/rust_Floyd_Steinberg_dithering against master#450abe80f193ccefbfcd48214d70520f2d507f0e for pr-73084 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPeronTheDuck%2Frust_Floyd_Steinberg_dithering" "/workspace/builds/worker-14/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/PeronTheDuck/rust_Floyd_Steinberg_dithering on toolchain 450abe80f193ccefbfcd48214d70520f2d507f0e [INFO] running `"/workspace/cargo-home/bin/cargo" "+450abe80f193ccefbfcd48214d70520f2d507f0e" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/PeronTheDuck/rust_Floyd_Steinberg_dithering [INFO] finished tweaking git repo https://github.com/PeronTheDuck/rust_Floyd_Steinberg_dithering [INFO] tweaked toml for git repo https://github.com/PeronTheDuck/rust_Floyd_Steinberg_dithering written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/PeronTheDuck/rust_Floyd_Steinberg_dithering already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+450abe80f193ccefbfcd48214d70520f2d507f0e" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+450abe80f193ccefbfcd48214d70520f2d507f0e" "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] 5c590e32ac8eaa52c57b197e797809edcee34dde440402180a5ab930dbc8906a [INFO] running `"docker" "start" "-a" "5c590e32ac8eaa52c57b197e797809edcee34dde440402180a5ab930dbc8906a"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking cfg-if v0.1.5 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Compiling proc-macro2 v0.4.20 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Checking byteorder v1.2.6 [INFO] [stderr] Compiling rayon v1.0.2 [INFO] [stderr] Compiling num-derive v0.2.3 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking inflate v0.4.3 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking deflate v0.7.19 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Checking png v0.12.0 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Checking rayon-core v1.4.1 [INFO] [stderr] Compiling syn v0.15.8 [INFO] [stderr] Checking jpeg-decoder v0.1.15 [INFO] [stderr] Checking tiff v0.2.1 [INFO] [stderr] Checking image v0.20.0 [INFO] [stderr] Checking floyd_steinberg_dithering v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: type `rgba` should have an upper camel case name [INFO] [stderr] --> src/main.rs:5:6 [INFO] [stderr] | [INFO] [stderr] 5 | type rgba = image::Rgba; [INFO] [stderr] | ^^^^ help: convert the identifier to upper camel case: `Rgba` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: type `rgba` should have an upper camel case name [INFO] [stderr] --> src/main.rs:5:6 [INFO] [stderr] | [INFO] [stderr] 5 | type rgba = image::Rgba; [INFO] [stderr] | ^^^^ help: convert the identifier to upper camel case: `Rgba` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:57:17 [INFO] [stderr] | [INFO] [stderr] 57 | let mut loss_diference: [i16; 3] = [ [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: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:57:17 [INFO] [stderr] | [INFO] [stderr] 57 | let mut loss_diference: [i16; 3] = [ [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: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 33.12s [INFO] running `"docker" "inspect" "5c590e32ac8eaa52c57b197e797809edcee34dde440402180a5ab930dbc8906a"` [INFO] running `"docker" "rm" "-f" "5c590e32ac8eaa52c57b197e797809edcee34dde440402180a5ab930dbc8906a"` [INFO] [stdout] 5c590e32ac8eaa52c57b197e797809edcee34dde440402180a5ab930dbc8906a