[INFO] updating cached repository aschampion/test_image_jpeg [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/aschampion/test_image_jpeg [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/aschampion/test_image_jpeg" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/aschampion/test_image_jpeg"` [INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/aschampion/test_image_jpeg'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/aschampion/test_image_jpeg" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/aschampion/test_image_jpeg"` [INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/aschampion/test_image_jpeg'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 4c148ea0ea6ce3caaba24205e9f7e1aee214dd59 [INFO] sha for GitHub repo aschampion/test_image_jpeg: 4c148ea0ea6ce3caaba24205e9f7e1aee214dd59 [INFO] validating manifest of aschampion/test_image_jpeg on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of aschampion/test_image_jpeg on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing aschampion/test_image_jpeg [INFO] finished frobbing aschampion/test_image_jpeg [INFO] frobbed toml for aschampion/test_image_jpeg written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/aschampion/test_image_jpeg/Cargo.toml [INFO] started frobbing aschampion/test_image_jpeg [INFO] finished frobbing aschampion/test_image_jpeg [INFO] frobbed toml for aschampion/test_image_jpeg written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/aschampion/test_image_jpeg/Cargo.toml [INFO] crate aschampion/test_image_jpeg already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking aschampion/test_image_jpeg against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-2/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/aschampion/test_image_jpeg:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 8b8974e9501bdfc86b1cccdf7dd6fe651bd887eb04c6ea31184df147a3c15be3 [INFO] running `"docker" "start" "-a" "8b8974e9501bdfc86b1cccdf7dd6fe651bd887eb04c6ea31184df147a3c15be3"` [INFO] [stderr] Checking jpeg-decoder v0.1.14 [INFO] [stderr] Checking image v0.18.0 [INFO] [stderr] Checking test_image_jpeg v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:24:13 [INFO] [stderr] | [INFO] [stderr] 24 | let mut encoder = image::png::PNGEncoder::new(&mut writer); [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: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:24:13 [INFO] [stderr] | [INFO] [stderr] 24 | let mut encoder = image::png::PNGEncoder::new(&mut writer); [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] Finished dev [unoptimized + debuginfo] target(s) in 9.57s [INFO] running `"docker" "inspect" "8b8974e9501bdfc86b1cccdf7dd6fe651bd887eb04c6ea31184df147a3c15be3"` [INFO] running `"docker" "rm" "-f" "8b8974e9501bdfc86b1cccdf7dd6fe651bd887eb04c6ea31184df147a3c15be3"` [INFO] [stdout] 8b8974e9501bdfc86b1cccdf7dd6fe651bd887eb04c6ea31184df147a3c15be3