[INFO] updating cached repository https://github.com/detedetedetedete/DictWalker
[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] 81ebbf52a0e124172b7697a1f8ee0748f98ed60e
[INFO] checking detedetedetedete/DictWalker against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdetedetedetedete%2FDictWalker" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/detedetedetedete/DictWalker on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/detedetedetedete/DictWalker
[INFO] finished tweaking git repo https://github.com/detedetedetedete/DictWalker
[INFO] tweaked toml for git repo https://github.com/detedetedetedete/DictWalker written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/detedetedetedete/DictWalker already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f29281087ca50f382d111e0614d1c99e4ee727cc84e696e87d9c447dfb11361b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "f29281087ca50f382d111e0614d1c99e4ee727cc84e696e87d9c447dfb11361b"`
[INFO] [stderr]     Checking colored v1.6.1
[INFO] [stderr]    Compiling quote v0.6.9
[INFO] [stderr]     Checking fern v0.5.6
[INFO] [stderr]    Compiling syn v0.15.18
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]     Checking dict_walker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/training_entry.rs:122:59
[INFO] [stderr]     |
[INFO] [stderr] 122 |     fn convert_to_phonemes(str: &str, resolvers: &Vec<Box<PhonemeResolver>>) -> Vec<Phoneme> {
[INFO] [stderr]     |                                                           ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PhonemeResolver`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/training_entry.rs:151:57
[INFO] [stderr]     |
[INFO] [stderr] 151 |     pub fn construct(de: DictEntry, resolvers: &Vec<Box<PhonemeResolver>>) -> Self {
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PhonemeResolver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/training_entry.rs:122:59
[INFO] [stderr]     |
[INFO] [stderr] 122 |     fn convert_to_phonemes(str: &str, resolvers: &Vec<Box<PhonemeResolver>>) -> Vec<Phoneme> {
[INFO] [stderr]     |                                                           ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PhonemeResolver`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/training_entry.rs:151:57
[INFO] [stderr]     |
[INFO] [stderr] 151 |     pub fn construct(de: DictEntry, resolvers: &Vec<Box<PhonemeResolver>>) -> Self {
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PhonemeResolver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:57:40
[INFO] [stderr]    |
[INFO] [stderr] 57 |     let mut phoneme_resolvers: Vec<Box<PhonemeResolver>> = vec![
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PhonemeResolver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:57:40
[INFO] [stderr]    |
[INFO] [stderr] 57 |     let mut phoneme_resolvers: Vec<Box<PhonemeResolver>> = vec![
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PhonemeResolver`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `ext_list_re` should have an upper case name
[INFO] [stderr]   --> src/cli_api.rs:58:20
[INFO] [stderr]    |
[INFO] [stderr] 58 |         static ref ext_list_re: Regex = Regex::new(r"[a-zA-Z0-9,]").unwrap();
[INFO] [stderr]    |                    ^^^^^^^^^^^ help: convert the identifier to upper case: `EXT_LIST_RE`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `postfix_accent_re` should have an upper case name
[INFO] [stderr]    --> src/training_entry.rs:106:24
[INFO] [stderr]     |
[INFO] [stderr] 106 |             static ref postfix_accent_re: Regex = Regex::new(r"(?P<last>[^ ])(?P<accent>_[^ ]+)").unwrap();
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `POSTFIX_ACCENT_RE`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `multi_space_re` should have an upper case name
[INFO] [stderr]    --> src/training_entry.rs:114:24
[INFO] [stderr]     |
[INFO] [stderr] 114 |             static ref multi_space_re: Regex = Regex::new(r" {2,}").unwrap();
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^ help: convert the identifier to upper case: `MULTI_SPACE_RE`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `postfix_accent_re` should have an upper case name
[INFO] [stderr]   --> src/phoneme_resolvers.rs:37:24
[INFO] [stderr]    |
[INFO] [stderr] 37 |             static ref postfix_accent_re: Regex = Regex::new(r"^(?P<graph>[^ ]+) +(?P<accent>.+)$").unwrap(); // TODO fix var and named cap group names
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `POSTFIX_ACCENT_RE`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `ext_list_re` should have an upper case name
[INFO] [stderr]   --> src/cli_api.rs:58:20
[INFO] [stderr]    |
[INFO] [stderr] 58 |         static ref ext_list_re: Regex = Regex::new(r"[a-zA-Z0-9,]").unwrap();
[INFO] [stderr]    |                    ^^^^^^^^^^^ help: convert the identifier to upper case: `EXT_LIST_RE`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `postfix_accent_re` should have an upper case name
[INFO] [stderr]    --> src/training_entry.rs:106:24
[INFO] [stderr]     |
[INFO] [stderr] 106 |             static ref postfix_accent_re: Regex = Regex::new(r"(?P<last>[^ ])(?P<accent>_[^ ]+)").unwrap();
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `POSTFIX_ACCENT_RE`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `multi_space_re` should have an upper case name
[INFO] [stderr]    --> src/training_entry.rs:114:24
[INFO] [stderr]     |
[INFO] [stderr] 114 |             static ref multi_space_re: Regex = Regex::new(r" {2,}").unwrap();
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^ help: convert the identifier to upper case: `MULTI_SPACE_RE`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `postfix_accent_re` should have an upper case name
[INFO] [stderr]   --> src/phoneme_resolvers.rs:37:24
[INFO] [stderr]    |
[INFO] [stderr] 37 |             static ref postfix_accent_re: Regex = Regex::new(r"^(?P<graph>[^ ]+) +(?P<accent>.+)$").unwrap(); // TODO fix var and named cap group names
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `POSTFIX_ACCENT_RE`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.92s
[INFO] running `"docker" "inspect" "f29281087ca50f382d111e0614d1c99e4ee727cc84e696e87d9c447dfb11361b"`
[INFO] running `"docker" "rm" "-f" "f29281087ca50f382d111e0614d1c99e4ee727cc84e696e87d9c447dfb11361b"`
[INFO] [stdout] f29281087ca50f382d111e0614d1c99e4ee727cc84e696e87d9c447dfb11361b