[INFO] updating cached repository hon/study_rust [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/hon/study_rust [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/hon/study_rust" "work/ex/clippy-test-run/sources/stable/gh/hon/study_rust"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/hon/study_rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/hon/study_rust" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/hon/study_rust"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/hon/study_rust'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] fd7f5c6e1dc451214c9990f6c839ac755c1709fb [INFO] sha for GitHub repo hon/study_rust: fd7f5c6e1dc451214c9990f6c839ac755c1709fb [INFO] validating manifest of hon/study_rust 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 hon/study_rust 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 hon/study_rust [INFO] finished frobbing hon/study_rust [INFO] frobbed toml for hon/study_rust written to work/ex/clippy-test-run/sources/stable/gh/hon/study_rust/Cargo.toml [INFO] started frobbing hon/study_rust [INFO] finished frobbing hon/study_rust [INFO] frobbed toml for hon/study_rust written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/hon/study_rust/Cargo.toml [INFO] crate hon/study_rust 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 hon/study_rust against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/hon/study_rust:/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 -Dclippy::into_iter_on_array" "-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] 999c3d6412260a8a6a0b943f6303f2066d0f9be34740a226169dbb5460af93ae [INFO] running `"docker" "start" "-a" "999c3d6412260a8a6a0b943f6303f2066d0f9be34740a226169dbb5460af93ae"` [INFO] [stderr] Checking study_rust v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: literal with an empty format string [INFO] [stderr] --> src/s_fmt/mod.rs:12:51 [INFO] [stderr] | [INFO] [stderr] 12 | println!("{0} this is {1}, {1} this is {0}.", "Bob", "Jo"); [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::print_literal)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal [INFO] [stderr] [INFO] [stderr] warning: literal with an empty format string [INFO] [stderr] --> src/s_fmt/mod.rs:12:58 [INFO] [stderr] | [INFO] [stderr] 12 | println!("{0} this is {1}, {1} this is {0}.", "Bob", "Jo"); [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal [INFO] [stderr] [INFO] [stderr] warning: literal with an empty format string [INFO] [stderr] --> src/s_fmt/mod.rs:16:18 [INFO] [stderr] | [INFO] [stderr] 16 | object = "the lazy dog", [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal [INFO] [stderr] [INFO] [stderr] warning: literal with an empty format string [INFO] [stderr] --> src/s_fmt/mod.rs:17:19 [INFO] [stderr] | [INFO] [stderr] 17 | subject = "The quick brown fox", [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal [INFO] [stderr] [INFO] [stderr] warning: literal with an empty format string [INFO] [stderr] --> src/s_fmt/mod.rs:18:16 [INFO] [stderr] | [INFO] [stderr] 18 | verb = "jumps over" [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal [INFO] [stderr] [INFO] [stderr] warning: literal with an empty format string [INFO] [stderr] --> src/s_fmt/mod.rs:22:69 [INFO] [stderr] | [INFO] [stderr] 22 | println!("{} of {:b} people know binary, the other half don't", 1, 2); [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal [INFO] [stderr] [INFO] [stderr] warning: literal with an empty format string [INFO] [stderr] --> src/s_fmt/mod.rs:12:51 [INFO] [stderr] | [INFO] [stderr] 12 | println!("{0} this is {1}, {1} this is {0}.", "Bob", "Jo"); [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::print_literal)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal [INFO] [stderr] [INFO] [stderr] warning: literal with an empty format string [INFO] [stderr] --> src/s_fmt/mod.rs:12:58 [INFO] [stderr] | [INFO] [stderr] 12 | println!("{0} this is {1}, {1} this is {0}.", "Bob", "Jo"); [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal [INFO] [stderr] [INFO] [stderr] warning: literal with an empty format string [INFO] [stderr] --> src/s_fmt/mod.rs:16:18 [INFO] [stderr] | [INFO] [stderr] 16 | object = "the lazy dog", [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal [INFO] [stderr] [INFO] [stderr] warning: literal with an empty format string [INFO] [stderr] --> src/s_fmt/mod.rs:17:19 [INFO] [stderr] | [INFO] [stderr] 17 | subject = "The quick brown fox", [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal [INFO] [stderr] [INFO] [stderr] warning: literal with an empty format string [INFO] [stderr] --> src/s_fmt/mod.rs:18:16 [INFO] [stderr] | [INFO] [stderr] 18 | verb = "jumps over" [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal [INFO] [stderr] [INFO] [stderr] warning: literal with an empty format string [INFO] [stderr] --> src/s_fmt/mod.rs:22:69 [INFO] [stderr] | [INFO] [stderr] 22 | println!("{} of {:b} people know binary, the other half don't", 1, 2); [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal [INFO] [stderr] [INFO] [stderr] warning: unused variable: `consume` [INFO] [stderr] --> src/s_closure/mod.rs:61:9 [INFO] [stderr] | [INFO] [stderr] 61 | let consume = || { [INFO] [stderr] | ^^^^^^^ help: consider using `_consume` instead [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `x` is never read [INFO] [stderr] --> src/s_mutability/mod.rs:9:13 [INFO] [stderr] | [INFO] [stderr] 9 | let mut x = 5; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `consume` [INFO] [stderr] --> src/s_closure/mod.rs:61:9 [INFO] [stderr] | [INFO] [stderr] 61 | let consume = || { [INFO] [stderr] | ^^^^^^^ help: consider using `_consume` instead [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `x` is never read [INFO] [stderr] --> src/s_mutability/mod.rs:9:13 [INFO] [stderr] | [INFO] [stderr] 9 | let mut x = 5; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.39s [INFO] running `"docker" "inspect" "999c3d6412260a8a6a0b943f6303f2066d0f9be34740a226169dbb5460af93ae"` [INFO] running `"docker" "rm" "-f" "999c3d6412260a8a6a0b943f6303f2066d0f9be34740a226169dbb5460af93ae"` [INFO] [stdout] 999c3d6412260a8a6a0b943f6303f2066d0f9be34740a226169dbb5460af93ae