[INFO] crate palmdb 0.1.0 is already in cache [INFO] extracting crate palmdb 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/palmdb/0.1.0 [INFO] extracting crate palmdb 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/palmdb/0.1.0 [INFO] validating manifest of palmdb-0.1.0 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 palmdb-0.1.0 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 palmdb-0.1.0 [INFO] finished frobbing palmdb-0.1.0 [INFO] frobbed toml for palmdb-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/palmdb/0.1.0/Cargo.toml [INFO] started frobbing palmdb-0.1.0 [INFO] finished frobbing palmdb-0.1.0 [INFO] frobbed toml for palmdb-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/palmdb/0.1.0/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 palmdb-0.1.0 against stable for clippy-test-run [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/palmdb/0.1.0:/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" "-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] 05c8111925f21d9efd1d3c871d12e0c425d6c51c5c5d7c94355f10eeb28bba2c [INFO] running `"docker" "start" "-a" "05c8111925f21d9efd1d3c871d12e0c425d6c51c5c5d7c94355f10eeb28bba2c"` [INFO] [stderr] Checking nom v3.2.1 [INFO] [stderr] Checking nom-test-helpers v3.0.0 [INFO] [stderr] Checking palmdb v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: lint `unused_doc_comment` has been renamed to `unused_doc_comments` [INFO] [stderr] --> src/lib.rs:62:9 [INFO] [stderr] | [INFO] [stderr] 62 | #[allow(unused_doc_comment)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use the new name: `unused_doc_comments` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(renamed_and_removed_lints)] on by default [INFO] [stderr] [INFO] [stderr] warning: lint `unused_doc_comment` has been renamed to `unused_doc_comments` [INFO] [stderr] --> src/lib.rs:62:9 [INFO] [stderr] | [INFO] [stderr] 62 | #[allow(unused_doc_comment)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use the new name: `unused_doc_comments` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(renamed_and_removed_lints)] on by default [INFO] [stderr] [INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change [INFO] [stderr] --> src/lib.rs:153:26 [INFO] [stderr] | [INFO] [stderr] 153 | val: (a1 as u32) << 16 | (a2 as u32) << 8 | (a3 as u32), [INFO] [stderr] | ^^^^^^^^^^^ help: try: `u32::from(a1)` [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:153:46 [INFO] [stderr] | [INFO] [stderr] 153 | val: (a1 as u32) << 16 | (a2 as u32) << 8 | (a3 as u32), [INFO] [stderr] | ^^^^^^^^^^^ help: try: `u32::from(a2)` [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 u32 may become silently lossy if types change [INFO] [stderr] --> src/lib.rs:153:65 [INFO] [stderr] | [INFO] [stderr] 153 | val: (a1 as u32) << 16 | (a2 as u32) << 8 | (a3 as u32), [INFO] [stderr] | ^^^^^^^^^^^ help: try: `u32::from(a3)` [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 u32 may become silently lossy if types change [INFO] [stderr] --> src/lib.rs:338:64 [INFO] [stderr] | [INFO] [stderr] 338 | attrs: map_opt!(be_u8, |a| RecordAttributes::from_bits(a as u32)) >> [INFO] [stderr] | ^^^^^^^^ help: try: `u32::from(a)` [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 u16 to u32 may become silently lossy if types change [INFO] [stderr] --> src/lib.rs:350:64 [INFO] [stderr] | [INFO] [stderr] 350 | attributes: map_opt!(be_u16, |a| Attributes::from_bits(a as u32)) >> [INFO] [stderr] | ^^^^^^^^ help: try: `u32::from(a)` [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 u32 may become silently lossy if types change [INFO] [stderr] --> src/lib.rs:153:26 [INFO] [stderr] | [INFO] [stderr] 153 | val: (a1 as u32) << 16 | (a2 as u32) << 8 | (a3 as u32), [INFO] [stderr] | ^^^^^^^^^^^ help: try: `u32::from(a1)` [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:153:46 [INFO] [stderr] | [INFO] [stderr] 153 | val: (a1 as u32) << 16 | (a2 as u32) << 8 | (a3 as u32), [INFO] [stderr] | ^^^^^^^^^^^ help: try: `u32::from(a2)` [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 u32 may become silently lossy if types change [INFO] [stderr] --> src/lib.rs:153:65 [INFO] [stderr] | [INFO] [stderr] 153 | val: (a1 as u32) << 16 | (a2 as u32) << 8 | (a3 as u32), [INFO] [stderr] | ^^^^^^^^^^^ help: try: `u32::from(a3)` [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 u32 may become silently lossy if types change [INFO] [stderr] --> src/lib.rs:338:64 [INFO] [stderr] | [INFO] [stderr] 338 | attrs: map_opt!(be_u8, |a| RecordAttributes::from_bits(a as u32)) >> [INFO] [stderr] | ^^^^^^^^ help: try: `u32::from(a)` [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 u16 to u32 may become silently lossy if types change [INFO] [stderr] --> src/lib.rs:350:64 [INFO] [stderr] | [INFO] [stderr] 350 | attributes: map_opt!(be_u16, |a| Attributes::from_bits(a as u32)) >> [INFO] [stderr] | ^^^^^^^^ help: try: `u32::from(a)` [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 character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them [INFO] [stderr] --> src/lib.rs:406:13 [INFO] [stderr] | [INFO] [stderr] 406 | 'F' as u8, 'o' as u8, 'o' as u8, 0, 0, 0, 0, 0, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::char_lit_as_u8)] on by default [INFO] [stderr] = help: Consider using a byte literal instead: [INFO] [stderr] b'F' [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8 [INFO] [stderr] [INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them [INFO] [stderr] --> src/lib.rs:406:24 [INFO] [stderr] | [INFO] [stderr] 406 | 'F' as u8, 'o' as u8, 'o' as u8, 0, 0, 0, 0, 0, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: Consider using a byte literal instead: [INFO] [stderr] b'o' [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8 [INFO] [stderr] [INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them [INFO] [stderr] --> src/lib.rs:406:35 [INFO] [stderr] | [INFO] [stderr] 406 | 'F' as u8, 'o' as u8, 'o' as u8, 0, 0, 0, 0, 0, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: Consider using a byte literal instead: [INFO] [stderr] b'o' [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8 [INFO] [stderr] [INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them [INFO] [stderr] --> src/lib.rs:431:13 [INFO] [stderr] | [INFO] [stderr] 431 | 'B' as u8, 'O' as u8, 'O' as u8, 'K' as u8, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: Consider using a byte literal instead: [INFO] [stderr] b'B' [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8 [INFO] [stderr] [INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them [INFO] [stderr] --> src/lib.rs:431:24 [INFO] [stderr] | [INFO] [stderr] 431 | 'B' as u8, 'O' as u8, 'O' as u8, 'K' as u8, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: Consider using a byte literal instead: [INFO] [stderr] b'O' [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8 [INFO] [stderr] [INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them [INFO] [stderr] --> src/lib.rs:431:35 [INFO] [stderr] | [INFO] [stderr] 431 | 'B' as u8, 'O' as u8, 'O' as u8, 'K' as u8, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: Consider using a byte literal instead: [INFO] [stderr] b'O' [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8 [INFO] [stderr] [INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them [INFO] [stderr] --> src/lib.rs:431:46 [INFO] [stderr] | [INFO] [stderr] 431 | 'B' as u8, 'O' as u8, 'O' as u8, 'K' as u8, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: Consider using a byte literal instead: [INFO] [stderr] b'K' [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8 [INFO] [stderr] [INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them [INFO] [stderr] --> src/lib.rs:433:13 [INFO] [stderr] | [INFO] [stderr] 433 | 'M' as u8, 'O' as u8, 'B' as u8, 'I' as u8, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: Consider using a byte literal instead: [INFO] [stderr] b'M' [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8 [INFO] [stderr] [INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them [INFO] [stderr] --> src/lib.rs:433:24 [INFO] [stderr] | [INFO] [stderr] 433 | 'M' as u8, 'O' as u8, 'B' as u8, 'I' as u8, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: Consider using a byte literal instead: [INFO] [stderr] b'O' [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8 [INFO] [stderr] [INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them [INFO] [stderr] --> src/lib.rs:433:35 [INFO] [stderr] | [INFO] [stderr] 433 | 'M' as u8, 'O' as u8, 'B' as u8, 'I' as u8, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: Consider using a byte literal instead: [INFO] [stderr] b'B' [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8 [INFO] [stderr] [INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them [INFO] [stderr] --> src/lib.rs:433:46 [INFO] [stderr] | [INFO] [stderr] 433 | 'M' as u8, 'O' as u8, 'B' as u8, 'I' as u8, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: Consider using a byte literal instead: [INFO] [stderr] b'I' [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8 [INFO] [stderr] [INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them [INFO] [stderr] --> src/lib.rs:446:13 [INFO] [stderr] | [INFO] [stderr] 446 | 'b' as u8, 'a' as u8, 'r' as u8, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: Consider using a byte literal instead: [INFO] [stderr] b'b' [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8 [INFO] [stderr] [INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them [INFO] [stderr] --> src/lib.rs:446:24 [INFO] [stderr] | [INFO] [stderr] 446 | 'b' as u8, 'a' as u8, 'r' as u8, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: Consider using a byte literal instead: [INFO] [stderr] b'a' [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8 [INFO] [stderr] [INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them [INFO] [stderr] --> src/lib.rs:446:35 [INFO] [stderr] | [INFO] [stderr] 446 | 'b' as u8, 'a' as u8, 'r' as u8, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: Consider using a byte literal instead: [INFO] [stderr] b'r' [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8 [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.25s [INFO] running `"docker" "inspect" "05c8111925f21d9efd1d3c871d12e0c425d6c51c5c5d7c94355f10eeb28bba2c"` [INFO] running `"docker" "rm" "-f" "05c8111925f21d9efd1d3c871d12e0c425d6c51c5c5d7c94355f10eeb28bba2c"` [INFO] [stdout] 05c8111925f21d9efd1d3c871d12e0c425d6c51c5c5d7c94355f10eeb28bba2c