[INFO] cloning repository https://github.com/Carson-DeSotel/ppm-color-compressor [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Carson-DeSotel/ppm-color-compressor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCarson-DeSotel%2Fppm-color-compressor"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCarson-DeSotel%2Fppm-color-compressor'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 05e877e044d75eb718c2f821509301e90d165580 [INFO] checking Carson-DeSotel/ppm-color-compressor against try#879b8cb7dc2ad9102994457e73cf78d124926ea5 for pr-73084 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCarson-DeSotel%2Fppm-color-compressor" "/workspace/builds/worker-7/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Carson-DeSotel/ppm-color-compressor on toolchain 879b8cb7dc2ad9102994457e73cf78d124926ea5 [INFO] running `"/workspace/cargo-home/bin/cargo" "+879b8cb7dc2ad9102994457e73cf78d124926ea5" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Carson-DeSotel/ppm-color-compressor [INFO] finished tweaking git repo https://github.com/Carson-DeSotel/ppm-color-compressor [INFO] tweaked toml for git repo https://github.com/Carson-DeSotel/ppm-color-compressor written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/Carson-DeSotel/ppm-color-compressor already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+879b8cb7dc2ad9102994457e73cf78d124926ea5" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+879b8cb7dc2ad9102994457e73cf78d124926ea5" "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] 416d21bc48e684710bfd9532f203a985ac46f72388376c0d29df4a7ba59e2e7b [INFO] running `"docker" "start" "-a" "416d21bc48e684710bfd9532f203a985ac46f72388376c0d29df4a7ba59e2e7b"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking ppm-color-compressor v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `crate::image_io::*` [INFO] [stderr] --> src/image_tweaker.rs:23:9 [INFO] [stderr] | [INFO] [stderr] 23 | use crate::image_io::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `to_large` [INFO] [stderr] --> src/image_io.rs:31:12 [INFO] [stderr] | [INFO] [stderr] 31 | pub fn to_large(self) -> LargePixel { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `LargePixel` [INFO] [stderr] --> src/image_io.rs:44:12 [INFO] [stderr] | [INFO] [stderr] 44 | pub struct LargePixel { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Image` [INFO] [stderr] --> src/image_io.rs:61:12 [INFO] [stderr] | [INFO] [stderr] 61 | pub struct Image { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/image_io.rs:77:8 [INFO] [stderr] | [INFO] [stderr] 77 | fn new() -> Image { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `element_at` [INFO] [stderr] --> src/image_io.rs:96:12 [INFO] [stderr] | [INFO] [stderr] 96 | pub fn element_at(self, x: i32, y: i32) -> Pixel { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `random_color` [INFO] [stderr] --> src/image_io.rs:107:8 [INFO] [stderr] | [INFO] [stderr] 107 | pub fn random_color() -> Pixel { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `read_ppm` [INFO] [stderr] --> src/image_io.rs:126:8 [INFO] [stderr] | [INFO] [stderr] 126 | pub fn read_ppm(path: &Path) -> io::Result{ [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `save_ppm` [INFO] [stderr] --> src/image_io.rs:196:8 [INFO] [stderr] | [INFO] [stderr] 196 | pub fn save_ppm(image: Image, path: &Path) -> io::Result<()> { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `distance` [INFO] [stderr] --> src/image_tweaker.rs:9:8 [INFO] [stderr] | [INFO] [stderr] 9 | pub fn distance(p1: &Pixel, p2: &Pixel) -> f32 { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.73s [INFO] running `"docker" "inspect" "416d21bc48e684710bfd9532f203a985ac46f72388376c0d29df4a7ba59e2e7b"` [INFO] running `"docker" "rm" "-f" "416d21bc48e684710bfd9532f203a985ac46f72388376c0d29df4a7ba59e2e7b"` [INFO] [stdout] 416d21bc48e684710bfd9532f203a985ac46f72388376c0d29df4a7ba59e2e7b