[INFO] cloning repository https://github.com/NgoTaiCo/speekr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NgoTaiCo/speekr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNgoTaiCo%2Fspeekr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNgoTaiCo%2Fspeekr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f852bb40b46e422d280ae188a860c7bc82447c2
[INFO] checking NgoTaiCo/speekr against 444dcce484c66c8d626806a8556be3b4d3ef381a for pr-160902
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNgoTaiCo%2Fspeekr" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/NgoTaiCo/speekr
[INFO] finished tweaking git repo https://github.com/NgoTaiCo/speekr
[INFO] tweaked toml for git repo https://github.com/NgoTaiCo/speekr written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/NgoTaiCo/speekr on toolchain 444dcce484c66c8d626806a8556be3b4d3ef381a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+444dcce484c66c8d626806a8556be3b4d3ef381a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/NgoTaiCo/speekr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+444dcce484c66c8d626806a8556be3b4d3ef381a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4f0de80419bfb59478b337a6b554f11073210fd89ab161a94acd896eb4fb68ce
[INFO] running `Command { std: "docker" "start" "4f0de80419bfb59478b337a6b554f11073210fd89ab161a94acd896eb4fb68ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f0de80419bfb59478b337a6b554f11073210fd89ab161a94acd896eb4fb68ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4f0de80419bfb59478b337a6b554f11073210fd89ab161a94acd896eb4fb68ce" "/opt/rustwide/cargo-home/bin/cargo" "+444dcce484c66c8d626806a8556be3b4d3ef381a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f0de80419bfb59478b337a6b554f11073210fd89ab161a94acd896eb4fb68ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4f0de80419bfb59478b337a6b554f11073210fd89ab161a94acd896eb4fb68ce" "/opt/rustwide/cargo-home/bin/cargo" "+444dcce484c66c8d626806a8556be3b4d3ef381a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking speekr v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/tts/linux.rs:115:5
[INFO] [stdout]     |
[INFO] [stdout]  93 | /     loop {
[INFO] [stdout]  94 | |         if stop_signal.load(Ordering::SeqCst) {
[INFO] [stdout]  95 | |             let _ = child.kill();
[INFO] [stdout]  96 | |             let _ = child.wait();
[INFO] [stdout] ...   |
[INFO] [stdout] 112 | |         thread::sleep(Duration::from_millis(50));
[INFO] [stdout] 113 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 114 |
[INFO] [stdout] 115 |       unreachable!("loop always returns")
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/tts/linux.rs:115:5
[INFO] [stdout]     |
[INFO] [stdout]  93 | /     loop {
[INFO] [stdout]  94 | |         if stop_signal.load(Ordering::SeqCst) {
[INFO] [stdout]  95 | |             let _ = child.kill();
[INFO] [stdout]  96 | |             let _ = child.wait();
[INFO] [stdout] ...   |
[INFO] [stdout] 112 | |         thread::sleep(Duration::from_millis(50));
[INFO] [stdout] 113 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 114 |
[INFO] [stdout] 115 |       unreachable!("loop always returns")
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `windows_culture` and `windows_voice_hint` are never used
[INFO] [stdout]   --> src/language.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Language {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] 23 |     pub fn windows_culture(self) -> &'static str {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn windows_voice_hint(self, gender: Gender) -> &'static str {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `windows_culture` and `windows_voice_hint` are never used
[INFO] [stdout]   --> src/language.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Language {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] 23 |     pub fn windows_culture(self) -> &'static str {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn windows_voice_hint(self, gender: Gender) -> &'static str {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 28s
[INFO] running `Command { std: "docker" "inspect" "4f0de80419bfb59478b337a6b554f11073210fd89ab161a94acd896eb4fb68ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f0de80419bfb59478b337a6b554f11073210fd89ab161a94acd896eb4fb68ce", kill_on_drop: false }`
[INFO] [stdout] 4f0de80419bfb59478b337a6b554f11073210fd89ab161a94acd896eb4fb68ce