[INFO] crate eureka 1.6.1 is already in cache [INFO] extracting crate eureka 1.6.1 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/eureka/1.6.1 [INFO] extracting crate eureka 1.6.1 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/eureka/1.6.1 [INFO] validating manifest of eureka-1.6.1 on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of eureka-1.6.1 on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing eureka-1.6.1 [INFO] finished frobbing eureka-1.6.1 [INFO] frobbed toml for eureka-1.6.1 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/eureka/1.6.1/Cargo.toml [INFO] started frobbing eureka-1.6.1 [INFO] finished frobbing eureka-1.6.1 [INFO] frobbed toml for eureka-1.6.1 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/eureka/1.6.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking eureka-1.6.1 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-3/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/eureka/1.6.1:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] f93b22f6afc9d237eb7a44d9be445b4b76029f37ecb133bfa3ed44a9b0e620bd [INFO] running `"docker" "start" "-a" "f93b22f6afc9d237eb7a44d9be445b4b76029f37ecb133bfa3ed44a9b0e620bd"` [INFO] [stderr] Checking which v2.0.1 [INFO] [stderr] Checking eureka v1.6.1 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `reader::Reader` [INFO] [stderr] --> src/main.rs:264:9 [INFO] [stderr] | [INFO] [stderr] 264 | use reader::Reader; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `path` [INFO] [stderr] --> src/main.rs:272:30 [INFO] [stderr] | [INFO] [stderr] 272 | fn create_dir(&self, path: &str) -> Result<(), Error> { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_path` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `path` [INFO] [stderr] --> src/main.rs:276:31 [INFO] [stderr] | [INFO] [stderr] 276 | fn file_exists(&self, path: &str) -> bool { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_path` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `file` [INFO] [stderr] --> src/main.rs:280:27 [INFO] [stderr] | [INFO] [stderr] 280 | fn file_rm(&self, file: ConfigFile) -> Result<(), Error> { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_file` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `file` [INFO] [stderr] --> src/main.rs:294:31 [INFO] [stderr] | [INFO] [stderr] 294 | fn config_read(&self, file: ConfigFile) -> Result { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_file` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `file` [INFO] [stderr] --> src/main.rs:298:32 [INFO] [stderr] | [INFO] [stderr] 298 | fn config_write(&self, file: ConfigFile, value: &String) -> Result<(), Error> { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_file` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `value` [INFO] [stderr] --> src/main.rs:298:50 [INFO] [stderr] | [INFO] [stderr] 298 | fn config_write(&self, file: ConfigFile, value: &String) -> Result<(), Error> { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_value` [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `MockFileHandler` [INFO] [stderr] --> src/main.rs:269:5 [INFO] [stderr] | [INFO] [stderr] 269 | struct MockFileHandler; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.25s [INFO] running `"docker" "inspect" "f93b22f6afc9d237eb7a44d9be445b4b76029f37ecb133bfa3ed44a9b0e620bd"` [INFO] running `"docker" "rm" "-f" "f93b22f6afc9d237eb7a44d9be445b4b76029f37ecb133bfa3ed44a9b0e620bd"` [INFO] [stdout] f93b22f6afc9d237eb7a44d9be445b4b76029f37ecb133bfa3ed44a9b0e620bd