[INFO] updating cached repository nicmr/jargo [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/nicmr/jargo [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/nicmr/jargo" "work/ex/clippy-test-run/sources/stable/gh/nicmr/jargo"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/nicmr/jargo'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/nicmr/jargo" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/nicmr/jargo"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/nicmr/jargo'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 440d2db8653d28f2f33aef691ab012601f7d513e [INFO] sha for GitHub repo nicmr/jargo: 440d2db8653d28f2f33aef691ab012601f7d513e [INFO] validating manifest of nicmr/jargo on toolchain stable [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of nicmr/jargo on toolchain stable+rustflags=-Dclippy::into_iter_on_array [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing nicmr/jargo [INFO] finished frobbing nicmr/jargo [INFO] frobbed toml for nicmr/jargo written to work/ex/clippy-test-run/sources/stable/gh/nicmr/jargo/Cargo.toml [INFO] started frobbing nicmr/jargo [INFO] finished frobbing nicmr/jargo [INFO] frobbed toml for nicmr/jargo written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/nicmr/jargo/Cargo.toml [INFO] crate nicmr/jargo has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] linting nicmr/jargo against stable for clippy-test-run [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/nicmr/jargo:/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" "+stable" "clippy" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 1807b06cc31ba45c0cec25b990b97a79ea07bc03c4b4e61332881d36acfc884a [INFO] running `"docker" "start" "-a" "1807b06cc31ba45c0cec25b990b97a79ea07bc03c4b4e61332881d36acfc884a"` [INFO] [stderr] Compiling syn v0.15.9 [INFO] [stderr] Compiling serde_derive v1.0.79 [INFO] [stderr] Checking jargo v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/commands.rs:85:9 [INFO] [stderr] | [INFO] [stderr] 85 | project.run(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/commands.rs:85:9 [INFO] [stderr] | [INFO] [stderr] 85 | project.run(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: redundant pattern matching, consider using `is_err()` [INFO] [stderr] --> src/main.rs:69:24 [INFO] [stderr] | [INFO] [stderr] 69 | if let Err(_) = commands::run_project(""){ [INFO] [stderr] | _________________- ^^^^^^ [INFO] [stderr] 70 | | println!("Failed to run project."); [INFO] [stderr] 71 | | } [INFO] [stderr] | |_________________- help: try this: `if commands::run_project("").is_err()` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::redundant_pattern_matching)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching [INFO] [stderr] [INFO] [stderr] warning: redundant pattern matching, consider using `is_err()` [INFO] [stderr] --> src/main.rs:75:24 [INFO] [stderr] | [INFO] [stderr] 75 | if let Err(_) = commands::compile_project(¤tdir, String::from("")){ [INFO] [stderr] | _________________- ^^^^^^ [INFO] [stderr] 76 | | println!("Failed to compile project."); [INFO] [stderr] 77 | | } [INFO] [stderr] | |_________________- help: try this: `if commands::compile_project(¤tdir, String::from("")).is_err()` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching [INFO] [stderr] [INFO] [stderr] warning: redundant pattern matching, consider using `is_err()` [INFO] [stderr] --> src/main.rs:81:24 [INFO] [stderr] | [INFO] [stderr] 81 | if let Err(_) = commands::clean_project(¤tdir){ [INFO] [stderr] | _________________- ^^^^^^ [INFO] [stderr] 82 | | println!("Failed to clean project."); [INFO] [stderr] 83 | | } [INFO] [stderr] | |_________________- help: try this: `if commands::clean_project(¤tdir).is_err()` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching [INFO] [stderr] [INFO] [stderr] warning: redundant pattern matching, consider using `is_err()` [INFO] [stderr] --> src/main.rs:87:24 [INFO] [stderr] | [INFO] [stderr] 87 | if let Err(_) = commands::check_project(¤tdir){ [INFO] [stderr] | _________________- ^^^^^^ [INFO] [stderr] 88 | | println!("Failed to find a jargo.toml."); [INFO] [stderr] 89 | | } [INFO] [stderr] | |_________________- help: try this: `if commands::check_project(¤tdir).is_err()` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching [INFO] [stderr] [INFO] [stderr] warning: redundant pattern matching, consider using `is_err()` [INFO] [stderr] --> src/main.rs:69:24 [INFO] [stderr] | [INFO] [stderr] 69 | if let Err(_) = commands::run_project(""){ [INFO] [stderr] | _________________- ^^^^^^ [INFO] [stderr] 70 | | println!("Failed to run project."); [INFO] [stderr] 71 | | } [INFO] [stderr] | |_________________- help: try this: `if commands::run_project("").is_err()` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::redundant_pattern_matching)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching [INFO] [stderr] [INFO] [stderr] warning: redundant pattern matching, consider using `is_err()` [INFO] [stderr] --> src/main.rs:75:24 [INFO] [stderr] | [INFO] [stderr] 75 | if let Err(_) = commands::compile_project(¤tdir, String::from("")){ [INFO] [stderr] | _________________- ^^^^^^ [INFO] [stderr] 76 | | println!("Failed to compile project."); [INFO] [stderr] 77 | | } [INFO] [stderr] | |_________________- help: try this: `if commands::compile_project(¤tdir, String::from("")).is_err()` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching [INFO] [stderr] [INFO] [stderr] warning: redundant pattern matching, consider using `is_err()` [INFO] [stderr] --> src/main.rs:81:24 [INFO] [stderr] | [INFO] [stderr] 81 | if let Err(_) = commands::clean_project(¤tdir){ [INFO] [stderr] | _________________- ^^^^^^ [INFO] [stderr] 82 | | println!("Failed to clean project."); [INFO] [stderr] 83 | | } [INFO] [stderr] | |_________________- help: try this: `if commands::clean_project(¤tdir).is_err()` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching [INFO] [stderr] [INFO] [stderr] warning: redundant pattern matching, consider using `is_err()` [INFO] [stderr] --> src/main.rs:87:24 [INFO] [stderr] | [INFO] [stderr] 87 | if let Err(_) = commands::check_project(¤tdir){ [INFO] [stderr] | _________________- ^^^^^^ [INFO] [stderr] 88 | | println!("Failed to find a jargo.toml."); [INFO] [stderr] 89 | | } [INFO] [stderr] | |_________________- help: try this: `if commands::check_project(¤tdir).is_err()` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.60s [INFO] running `"docker" "inspect" "1807b06cc31ba45c0cec25b990b97a79ea07bc03c4b4e61332881d36acfc884a"` [INFO] running `"docker" "rm" "-f" "1807b06cc31ba45c0cec25b990b97a79ea07bc03c4b4e61332881d36acfc884a"` [INFO] [stdout] 1807b06cc31ba45c0cec25b990b97a79ea07bc03c4b4e61332881d36acfc884a