[INFO] updating cached repository https://github.com/jlewisbrewer/rust_kana [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 93989fce9b022e1d6c93787e297ebbe40fd00ee7 [INFO] checking jlewisbrewer/rust_kana against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlewisbrewer%2Frust_kana" "/workspace/builds/worker-3/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jlewisbrewer/rust_kana on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/jlewisbrewer/rust_kana [INFO] finished tweaking git repo https://github.com/jlewisbrewer/rust_kana [INFO] tweaked toml for git repo https://github.com/jlewisbrewer/rust_kana written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/jlewisbrewer/rust_kana already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2cb3e29d349cd097960a0ccdfa1b55ef1d61860faeea5839bb54d2c50a46d5cb [INFO] running `"docker" "start" "-a" "2cb3e29d349cd097960a0ccdfa1b55ef1d61860faeea5839bb54d2c50a46d5cb"` [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Checking to_kana v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/main.rs:29:1 [INFO] [stderr] | [INFO] [stderr] 29 | /// Global constant hashmaps that map Latin 1 syllables to Japanese [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/main.rs:30:1 [INFO] [stderr] | [INFO] [stderr] 30 | /// kana in unicode. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/main.rs:32:56 [INFO] [stderr] | [INFO] [stderr] 32 | pub static ref HIRAGANA: HashMap = { initialize_hiragana() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_braces)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/main.rs:33:56 [INFO] [stderr] | [INFO] [stderr] 33 | pub static ref KATAKANA: HashMap = { initialize_katakana() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/main.rs:34:64 [INFO] [stderr] | [INFO] [stderr] 34 | pub static ref ROOMAJI_HIRAGANA: HashMap = { initilize_roomaji(initialize_hiragana_keys) }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/main.rs:35:64 [INFO] [stderr] | [INFO] [stderr] 35 | pub static ref ROOMAJI_KATAKANA: HashMap = { initilize_roomaji(initialize_katakana_keys) }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/main.rs:36:55 [INFO] [stderr] | [INFO] [stderr] 36 | pub static ref HIRAGANA_KEYS: Vec<&'static str> = { initialize_hiragana_keys() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/main.rs:37:55 [INFO] [stderr] | [INFO] [stderr] 37 | pub static ref KATAKANA_KEYS: Vec<&'static str> = { initialize_katakana_keys() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/main.rs:29:1 [INFO] [stderr] | [INFO] [stderr] 29 | /// Global constant hashmaps that map Latin 1 syllables to Japanese [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/main.rs:30:1 [INFO] [stderr] | [INFO] [stderr] 30 | /// kana in unicode. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/main.rs:32:56 [INFO] [stderr] | [INFO] [stderr] 32 | pub static ref HIRAGANA: HashMap = { initialize_hiragana() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_braces)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/main.rs:33:56 [INFO] [stderr] | [INFO] [stderr] 33 | pub static ref KATAKANA: HashMap = { initialize_katakana() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/main.rs:34:64 [INFO] [stderr] | [INFO] [stderr] 34 | pub static ref ROOMAJI_HIRAGANA: HashMap = { initilize_roomaji(initialize_hiragana_keys) }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/main.rs:35:64 [INFO] [stderr] | [INFO] [stderr] 35 | pub static ref ROOMAJI_KATAKANA: HashMap = { initilize_roomaji(initialize_katakana_keys) }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/main.rs:36:55 [INFO] [stderr] | [INFO] [stderr] 36 | pub static ref HIRAGANA_KEYS: Vec<&'static str> = { initialize_hiragana_keys() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> src/main.rs:37:55 [INFO] [stderr] | [INFO] [stderr] 37 | pub static ref KATAKANA_KEYS: Vec<&'static str> = { initialize_katakana_keys() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/kana/cmu.rs:68:9 [INFO] [stderr] | [INFO] [stderr] 68 | for mut phone in &mut eng_phones { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/kana/trans.rs:242:17 [INFO] [stderr] | [INFO] [stderr] 242 | let mut temp = c.to_string(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/kana/trans.rs:300:17 [INFO] [stderr] | [INFO] [stderr] 300 | let mut temp = c.to_string(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stderr] --> src/kana/trans.rs:238:40 [INFO] [stderr] | [INFO] [stderr] 238 | let index = digraph_vowels.into_iter().position(|x| x == &c).unwrap(); [INFO] [stderr] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(array_into_iter)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #66145 [INFO] [stderr] [INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stderr] --> src/kana/trans.rs:292:40 [INFO] [stderr] | [INFO] [stderr] 292 | let index = digraph_vowels.into_iter().position(|x| x == &c).unwrap(); [INFO] [stderr] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #66145 [INFO] [stderr] [INFO] [stderr] warning: 13 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/kana/cmu.rs:68:9 [INFO] [stderr] | [INFO] [stderr] 68 | for mut phone in &mut eng_phones { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/kana/trans.rs:242:17 [INFO] [stderr] | [INFO] [stderr] 242 | let mut temp = c.to_string(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/kana/trans.rs:300:17 [INFO] [stderr] | [INFO] [stderr] 300 | let mut temp = c.to_string(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stderr] --> src/kana/trans.rs:238:40 [INFO] [stderr] | [INFO] [stderr] 238 | let index = digraph_vowels.into_iter().position(|x| x == &c).unwrap(); [INFO] [stderr] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(array_into_iter)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #66145 [INFO] [stderr] [INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stderr] --> src/kana/trans.rs:292:40 [INFO] [stderr] | [INFO] [stderr] 292 | let index = digraph_vowels.into_iter().position(|x| x == &c).unwrap(); [INFO] [stderr] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #66145 [INFO] [stderr] [INFO] [stderr] warning: 13 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.10s [INFO] running `"docker" "inspect" "2cb3e29d349cd097960a0ccdfa1b55ef1d61860faeea5839bb54d2c50a46d5cb"` [INFO] running `"docker" "rm" "-f" "2cb3e29d349cd097960a0ccdfa1b55ef1d61860faeea5839bb54d2c50a46d5cb"` [INFO] [stdout] 2cb3e29d349cd097960a0ccdfa1b55ef1d61860faeea5839bb54d2c50a46d5cb