[INFO] fetching crate i18n-embed 0.4.0...
[INFO] checking i18n-embed-0.4.0 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] extracting crate i18n-embed 0.4.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate i18n-embed 0.4.0 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate i18n-embed 0.4.0
[INFO] finished tweaking crates.io crate i18n-embed 0.4.0
[INFO] tweaked toml for crates.io crate i18n-embed 0.4.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "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" "+45d050cde277b22a755847338f2acc2c7b834141" "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] 4416eabdd8ac1893b2923c9ed4ae3a89ca0c52b0386eee2c1800547e840bd1b1
[INFO] running `"docker" "start" "-a" "4416eabdd8ac1893b2923c9ed4ae3a89ca0c52b0386eee2c1800547e840bd1b1"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking tinystr v0.3.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling rust-embed-utils v5.0.0
[INFO] [stderr]     Checking unic-langid-impl v0.8.0
[INFO] [stderr]     Checking unic-langid v0.8.0
[INFO] [stderr]     Checking fluent-langneg v0.12.1
[INFO] [stderr]     Checking gettext v0.4.0
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking tr v0.1.3
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.16
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling rust-embed-impl v5.5.1
[INFO] [stderr]     Checking rust-embed v5.5.1
[INFO] [stderr]    Compiling thiserror v1.0.16
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling i18n-config v0.2.2
[INFO] [stderr]    Compiling i18n-embed-impl v0.4.0
[INFO] [stderr]     Checking i18n-embed v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: struct is never constructed: `LanguageRequesterImpl`
[INFO] [stderr]    --> src/lib.rs:324:8
[INFO] [stderr]     |
[INFO] [stderr] 324 | struct LanguageRequesterImpl<'a> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/lib.rs:331:5
[INFO] [stderr]     |
[INFO] [stderr] 331 |     pub fn new() -> LanguageRequesterImpl<'a> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_languge_override`
[INFO] [stderr]    --> src/lib.rs:341:5
[INFO] [stderr]     |
[INFO] [stderr] 341 | /     fn set_languge_override(
[INFO] [stderr] 342 | |         &mut self,
[INFO] [stderr] 343 | |         language_override: Option<unic_langid::LanguageIdentifier>,
[INFO] [stderr] 344 | |     ) -> Result<(), I18nEmbedError> {
[INFO] [stderr] 345 | |         self.language_override = language_override;
[INFO] [stderr] 346 | |         Ok(())
[INFO] [stderr] 347 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_listener`
[INFO] [stderr]    --> src/lib.rs:349:5
[INFO] [stderr]     |
[INFO] [stderr] 349 |     fn add_listener(&mut self, localizer: &Rc<Box<dyn Localizer<'a>>>) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `poll_without_override`
[INFO] [stderr]    --> src/lib.rs:356:5
[INFO] [stderr]     |
[INFO] [stderr] 356 | /     fn poll_without_override(
[INFO] [stderr] 357 | |         &mut self,
[INFO] [stderr] 358 | |         requested_languages: Vec<unic_langid::LanguageIdentifier>,
[INFO] [stderr] 359 | |     ) -> Result<(), I18nEmbedError> {
[INFO] [stderr] ...   |
[INFO] [stderr] 382 | |         }
[INFO] [stderr] 383 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `poll`
[INFO] [stderr]    --> src/lib.rs:390:5
[INFO] [stderr]     |
[INFO] [stderr] 390 | /     pub fn poll(
[INFO] [stderr] 391 | |         &mut self,
[INFO] [stderr] 392 | |         requested_languages: Vec<unic_langid::LanguageIdentifier>,
[INFO] [stderr] 393 | |     ) -> Result<(), I18nEmbedError> {
[INFO] [stderr] ...   |
[INFO] [stderr] 402 | |         self.poll_without_override(languages)
[INFO] [stderr] 403 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `LanguageRequesterImpl`
[INFO] [stderr]    --> src/lib.rs:324:8
[INFO] [stderr]     |
[INFO] [stderr] 324 | struct LanguageRequesterImpl<'a> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/lib.rs:331:5
[INFO] [stderr]     |
[INFO] [stderr] 331 |     pub fn new() -> LanguageRequesterImpl<'a> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_languge_override`
[INFO] [stderr]    --> src/lib.rs:341:5
[INFO] [stderr]     |
[INFO] [stderr] 341 | /     fn set_languge_override(
[INFO] [stderr] 342 | |         &mut self,
[INFO] [stderr] 343 | |         language_override: Option<unic_langid::LanguageIdentifier>,
[INFO] [stderr] 344 | |     ) -> Result<(), I18nEmbedError> {
[INFO] [stderr] 345 | |         self.language_override = language_override;
[INFO] [stderr] 346 | |         Ok(())
[INFO] [stderr] 347 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_listener`
[INFO] [stderr]    --> src/lib.rs:349:5
[INFO] [stderr]     |
[INFO] [stderr] 349 |     fn add_listener(&mut self, localizer: &Rc<Box<dyn Localizer<'a>>>) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `poll_without_override`
[INFO] [stderr]    --> src/lib.rs:356:5
[INFO] [stderr]     |
[INFO] [stderr] 356 | /     fn poll_without_override(
[INFO] [stderr] 357 | |         &mut self,
[INFO] [stderr] 358 | |         requested_languages: Vec<unic_langid::LanguageIdentifier>,
[INFO] [stderr] 359 | |     ) -> Result<(), I18nEmbedError> {
[INFO] [stderr] ...   |
[INFO] [stderr] 382 | |         }
[INFO] [stderr] 383 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `poll`
[INFO] [stderr]    --> src/lib.rs:390:5
[INFO] [stderr]     |
[INFO] [stderr] 390 | /     pub fn poll(
[INFO] [stderr] 391 | |         &mut self,
[INFO] [stderr] 392 | |         requested_languages: Vec<unic_langid::LanguageIdentifier>,
[INFO] [stderr] 393 | |     ) -> Result<(), I18nEmbedError> {
[INFO] [stderr] ...   |
[INFO] [stderr] 402 | |         self.poll_without_override(languages)
[INFO] [stderr] 403 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.17s
[INFO] running `"docker" "inspect" "4416eabdd8ac1893b2923c9ed4ae3a89ca0c52b0386eee2c1800547e840bd1b1"`
[INFO] running `"docker" "rm" "-f" "4416eabdd8ac1893b2923c9ed4ae3a89ca0c52b0386eee2c1800547e840bd1b1"`
[INFO] [stdout] 4416eabdd8ac1893b2923c9ed4ae3a89ca0c52b0386eee2c1800547e840bd1b1