[INFO] crate bit-vec 0.5.0 is already in cache [INFO] extracting crate bit-vec 0.5.0 into work/ex/clippy-test-run/sources/stable/reg/bit-vec/0.5.0 [INFO] extracting crate bit-vec 0.5.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/bit-vec/0.5.0 [INFO] validating manifest of bit-vec-0.5.0 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 bit-vec-0.5.0 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 bit-vec-0.5.0 [INFO] finished frobbing bit-vec-0.5.0 [INFO] frobbed toml for bit-vec-0.5.0 written to work/ex/clippy-test-run/sources/stable/reg/bit-vec/0.5.0/Cargo.toml [INFO] started frobbing bit-vec-0.5.0 [INFO] finished frobbing bit-vec-0.5.0 [INFO] frobbed toml for bit-vec-0.5.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/bit-vec/0.5.0/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 bit-vec-0.5.0 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-3/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/reg/bit-vec/0.5.0:/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] 1c7ae6447d28b98d3ad118206fbe8684cce85cab762e8beb771aa72c82b0392f [INFO] running `"docker" "start" "-a" "1c7ae6447d28b98d3ad118206fbe8684cce85cab762e8beb771aa72c82b0392f"` [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Checking bit-vec v0.5.0 (/opt/crater/workdir) [INFO] [stderr] error[E0602]: unknown lint: `clippy::into_iter_on_array` [INFO] [stderr] | [INFO] [stderr] = note: requested on the command line with `-D clippy::into_iter_on_array` [INFO] [stderr] [INFO] [stderr] warning: redundant field names in struct initialization [INFO] [stderr] --> src/lib.rs:294:13 [INFO] [stderr] | [INFO] [stderr] 294 | nbits: nbits [INFO] [stderr] | ^^^^^^^^^^^^ help: replace it with: `nbits` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::redundant_field_names)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0602`. [INFO] [stderr] error: Could not compile `libc`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: type alias is never used: `MatchWords` [INFO] [stderr] --> src/lib.rs:115:1 [INFO] [stderr] | [INFO] [stderr] 115 | type MatchWords<'a, B> = Chain>, Skip>>>>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change [INFO] [stderr] --> src/lib.rs:156:46 [INFO] [stderr] | [INFO] [stderr] 156 | fn from_byte(byte: u8) -> Self { byte as $t } [INFO] [stderr] | ^^^^ help: try: `u16::from(byte)` [INFO] [stderr] ... [INFO] [stderr] 167 | / bit_block_impl!{ [INFO] [stderr] 168 | | (u8, 8), [INFO] [stderr] 169 | | (u16, 16), [INFO] [stderr] 170 | | (u32, 32), [INFO] [stderr] 171 | | (u64, 64), [INFO] [stderr] 172 | | (usize, core::mem::size_of::() * 8) [INFO] [stderr] 173 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::cast_lossless)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless [INFO] [stderr] [INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change [INFO] [stderr] --> src/lib.rs:156:46 [INFO] [stderr] | [INFO] [stderr] 156 | fn from_byte(byte: u8) -> Self { byte as $t } [INFO] [stderr] | ^^^^ help: try: `u32::from(byte)` [INFO] [stderr] ... [INFO] [stderr] 167 | / bit_block_impl!{ [INFO] [stderr] 168 | | (u8, 8), [INFO] [stderr] 169 | | (u16, 16), [INFO] [stderr] 170 | | (u32, 32), [INFO] [stderr] 171 | | (u64, 64), [INFO] [stderr] 172 | | (usize, core::mem::size_of::() * 8) [INFO] [stderr] 173 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless [INFO] [stderr] [INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change [INFO] [stderr] --> src/lib.rs:156:46 [INFO] [stderr] | [INFO] [stderr] 156 | fn from_byte(byte: u8) -> Self { byte as $t } [INFO] [stderr] | ^^^^ help: try: `u64::from(byte)` [INFO] [stderr] ... [INFO] [stderr] 167 | / bit_block_impl!{ [INFO] [stderr] 168 | | (u8, 8), [INFO] [stderr] 169 | | (u16, 16), [INFO] [stderr] 170 | | (u32, 32), [INFO] [stderr] 171 | | (u64, 64), [INFO] [stderr] 172 | | (usize, core::mem::size_of::() * 8) [INFO] [stderr] 173 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless [INFO] [stderr] [INFO] [stderr] warning: manual implementation of an assign operation [INFO] [stderr] --> src/lib.rs:179:9 [INFO] [stderr] | [INFO] [stderr] 179 | result = result | ((byte >> i) & 1) << (u8::bits() - 1 - i); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `result |= ((byte >> i) & 1) << (u8::bits() - 1 - i)` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::assign_op_pattern)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern [INFO] [stderr] [INFO] [stderr] warning: manual implementation of an assign operation [INFO] [stderr] --> src/lib.rs:341:17 [INFO] [stderr] | [INFO] [stderr] 341 | / accumulator = accumulator | [INFO] [stderr] 342 | | (B::from_byte(reverse_bits(bytes[i * B::bytes() + idx])) << (idx * 8)) [INFO] [stderr] | |__________________________________________________________________________________________^ help: replace it with: `accumulator |= (B::from_byte(reverse_bits(bytes[i * B::bytes() + idx])) << (idx * 8))` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern [INFO] [stderr] [INFO] [stderr] warning: manual implementation of an assign operation [INFO] [stderr] --> src/lib.rs:350:17 [INFO] [stderr] | [INFO] [stderr] 350 | / last_word = last_word | [INFO] [stderr] 351 | | (B::from_byte(reverse_bits(byte)) << (i * 8)); [INFO] [stderr] | |_________________________________________________________________^ help: replace it with: `last_word |= (B::from_byte(reverse_bits(byte)) << (i * 8))` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern [INFO] [stderr] [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "1c7ae6447d28b98d3ad118206fbe8684cce85cab762e8beb771aa72c82b0392f"` [INFO] running `"docker" "rm" "-f" "1c7ae6447d28b98d3ad118206fbe8684cce85cab762e8beb771aa72c82b0392f"` [INFO] [stdout] 1c7ae6447d28b98d3ad118206fbe8684cce85cab762e8beb771aa72c82b0392f