[INFO] crate test_futures 0.0.1 is already in cache [INFO] extracting crate test_futures 0.0.1 into work/ex/clippy-test-run/sources/stable/reg/test_futures/0.0.1 [INFO] extracting crate test_futures 0.0.1 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/test_futures/0.0.1 [INFO] validating manifest of test_futures-0.0.1 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 test_futures-0.0.1 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 test_futures-0.0.1 [INFO] finished frobbing test_futures-0.0.1 [INFO] frobbed toml for test_futures-0.0.1 written to work/ex/clippy-test-run/sources/stable/reg/test_futures/0.0.1/Cargo.toml [INFO] started frobbing test_futures-0.0.1 [INFO] finished frobbing test_futures-0.0.1 [INFO] frobbed toml for test_futures-0.0.1 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/test_futures/0.0.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [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 test_futures-0.0.1 against stable for clippy-test-run [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/test_futures/0.0.1:/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" "+stable" "clippy" "--frozen" "--all" "--all-targets"` [INFO] [stdout] e5ad9feb16fd6410877fbc9149d4f9d1b0a2129fcaf344a11fe218eaae9b3fcd [INFO] running `"docker" "start" "-a" "e5ad9feb16fd6410877fbc9149d4f9d1b0a2129fcaf344a11fe218eaae9b3fcd"` [INFO] [stderr] Checking test_futures v0.0.1 (/opt/crater/workdir) [INFO] [stderr] warning: Constants have by default a `'static` lifetime [INFO] [stderr] --> src/lib.rs:42:18 [INFO] [stderr] | [INFO] [stderr] 42 | const NOOP: &'static Noop = &Noop; [INFO] [stderr] | -^^^^^^^----- help: consider removing `'static`: `&Noop` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::const_static_lifetime)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime [INFO] [stderr] [INFO] [stderr] warning: Err(_) will match all errors, maybe not a good idea [INFO] [stderr] --> src/lib.rs:81:9 [INFO] [stderr] | [INFO] [stderr] 81 | Err(_) => panic!("stream had an error"), [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::match_wild_err_arm)] on by default [INFO] [stderr] = note: to remove this warning, match each error separately or use unreachable macro [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_wild_err_arm [INFO] [stderr] [INFO] [stderr] warning: Err(_) will match all errors, maybe not a good idea [INFO] [stderr] --> src/lib.rs:90:9 [INFO] [stderr] | [INFO] [stderr] 90 | Err(_) => panic!("stream had an error"), [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: to remove this warning, match each error separately or use unreachable macro [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_wild_err_arm [INFO] [stderr] [INFO] [stderr] warning: Err(_) will match all errors, maybe not a good idea [INFO] [stderr] --> src/lib.rs:102:9 [INFO] [stderr] | [INFO] [stderr] 102 | Err(_) => panic!("stream had an error"), [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: to remove this warning, match each error separately or use unreachable macro [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_wild_err_arm [INFO] [stderr] [INFO] [stderr] warning: Constants have by default a `'static` lifetime [INFO] [stderr] --> src/lib.rs:42:18 [INFO] [stderr] | [INFO] [stderr] 42 | const NOOP: &'static Noop = &Noop; [INFO] [stderr] | -^^^^^^^----- help: consider removing `'static`: `&Noop` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::const_static_lifetime)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime [INFO] [stderr] [INFO] [stderr] warning: Err(_) will match all errors, maybe not a good idea [INFO] [stderr] --> src/lib.rs:81:9 [INFO] [stderr] | [INFO] [stderr] 81 | Err(_) => panic!("stream had an error"), [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::match_wild_err_arm)] on by default [INFO] [stderr] = note: to remove this warning, match each error separately or use unreachable macro [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_wild_err_arm [INFO] [stderr] [INFO] [stderr] warning: Err(_) will match all errors, maybe not a good idea [INFO] [stderr] --> src/lib.rs:90:9 [INFO] [stderr] | [INFO] [stderr] 90 | Err(_) => panic!("stream had an error"), [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: to remove this warning, match each error separately or use unreachable macro [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_wild_err_arm [INFO] [stderr] [INFO] [stderr] warning: Err(_) will match all errors, maybe not a good idea [INFO] [stderr] --> src/lib.rs:102:9 [INFO] [stderr] | [INFO] [stderr] 102 | Err(_) => panic!("stream had an error"), [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: to remove this warning, match each error separately or use unreachable macro [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_wild_err_arm [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.24s [INFO] running `"docker" "inspect" "e5ad9feb16fd6410877fbc9149d4f9d1b0a2129fcaf344a11fe218eaae9b3fcd"` [INFO] running `"docker" "rm" "-f" "e5ad9feb16fd6410877fbc9149d4f9d1b0a2129fcaf344a11fe218eaae9b3fcd"` [INFO] [stdout] e5ad9feb16fd6410877fbc9149d4f9d1b0a2129fcaf344a11fe218eaae9b3fcd