[INFO] cloning repository https://github.com/iwangjie/RestGap
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iwangjie/RestGap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiwangjie%2FRestGap", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiwangjie%2FRestGap'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 798f72b5b1c51b89c939b57b838e7deba711b6cd
[INFO] testing iwangjie/RestGap against 1.98.0-beta.8+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiwangjie%2FRestGap" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/iwangjie/RestGap
[INFO] finished tweaking git repo https://github.com/iwangjie/RestGap
[INFO] tweaked toml for git repo https://github.com/iwangjie/RestGap written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/iwangjie/RestGap on toolchain 1.98.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/iwangjie/RestGap 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" "+1.98.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6366033e180c6df1b2209c1572d7deef8b02d3e558f6adb9fc40fc9c0da2cec8
[INFO] running `Command { std: "docker" "start" "6366033e180c6df1b2209c1572d7deef8b02d3e558f6adb9fc40fc9c0da2cec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6366033e180c6df1b2209c1572d7deef8b02d3e558f6adb9fc40fc9c0da2cec8", 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" "6366033e180c6df1b2209c1572d7deef8b02d3e558f6adb9fc40fc9c0da2cec8" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6366033e180c6df1b2209c1572d7deef8b02d3e558f6adb9fc40fc9c0da2cec8", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6366033e180c6df1b2209c1572d7deef8b02d3e558f6adb9fc40fc9c0da2cec8" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling restgap v2.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `Language` is never used
[INFO] [stdout]  --> src/i18n.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum Language {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `LanguagePreference` is never used
[INFO] [stdout]   --> src/i18n.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub enum LanguagePreference {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `resolve` is never used
[INFO] [stdout]   --> src/i18n.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl LanguagePreference {
[INFO] [stdout]    | ----------------------- method in this implementation
[INFO] [stdout] 30 |     pub fn resolve(self) -> Language {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `detect_system_language` is never used
[INFO] [stdout]    --> src/i18n.rs:283:8
[INFO] [stdout]     |
[INFO] [stdout] 283 | pub fn detect_system_language() -> Language {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `detect_system_language_env` is never used
[INFO] [stdout]    --> src/i18n.rs:299:8
[INFO] [stdout]     |
[INFO] [stdout] 299 | pub fn detect_system_language_env() -> Language {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `language_from_tag` is never used
[INFO] [stdout]    --> src/i18n.rs:311:8
[INFO] [stdout]     |
[INFO] [stdout] 311 | pub fn language_from_tag(tag: &str) -> Option<Language> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_ALLOWED_ACTIVE_TIME` is never used
[INFO] [stdout]  --> src/idle.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const MAX_ALLOWED_ACTIVE_TIME: Duration = Duration::from_secs(8);
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `should_skip_break` is never used
[INFO] [stdout]  --> src/idle.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn should_skip_break(cycle_elapsed: Duration) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `should_skip_break_with_idle` is never used
[INFO] [stdout]   --> src/idle.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn should_skip_break_with_idle(cycle_elapsed: Duration, idle_duration: Duration) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `current_idle_duration` is never used
[INFO] [stdout]   --> src/idle.rs:58:10
[INFO] [stdout]    |
[INFO] [stdout] 58 | const fn current_idle_duration() -> Option<Duration> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 12.98s
[INFO] running `Command { std: "docker" "inspect" "6366033e180c6df1b2209c1572d7deef8b02d3e558f6adb9fc40fc9c0da2cec8", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6366033e180c6df1b2209c1572d7deef8b02d3e558f6adb9fc40fc9c0da2cec8" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling restgap v2.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `Language` is never used
[INFO] [stdout]  --> src/i18n.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum Language {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `LanguagePreference` is never used
[INFO] [stdout]   --> src/i18n.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub enum LanguagePreference {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `resolve` is never used
[INFO] [stdout]   --> src/i18n.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl LanguagePreference {
[INFO] [stdout]    | ----------------------- method in this implementation
[INFO] [stdout] 30 |     pub fn resolve(self) -> Language {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `detect_system_language` is never used
[INFO] [stdout]    --> src/i18n.rs:283:8
[INFO] [stdout]     |
[INFO] [stdout] 283 | pub fn detect_system_language() -> Language {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `detect_system_language_env` is never used
[INFO] [stdout]    --> src/i18n.rs:299:8
[INFO] [stdout]     |
[INFO] [stdout] 299 | pub fn detect_system_language_env() -> Language {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `language_from_tag` is never used
[INFO] [stdout]    --> src/i18n.rs:311:8
[INFO] [stdout]     |
[INFO] [stdout] 311 | pub fn language_from_tag(tag: &str) -> Option<Language> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `should_skip_break` is never used
[INFO] [stdout]  --> src/idle.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn should_skip_break(cycle_elapsed: Duration) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `current_idle_duration` is never used
[INFO] [stdout]   --> src/idle.rs:58:10
[INFO] [stdout]    |
[INFO] [stdout] 58 | const fn current_idle_duration() -> Option<Duration> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 13.77s
[INFO] running `Command { std: "docker" "inspect" "6366033e180c6df1b2209c1572d7deef8b02d3e558f6adb9fc40fc9c0da2cec8", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6366033e180c6df1b2209c1572d7deef8b02d3e558f6adb9fc40fc9c0da2cec8" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: enum `Language` is never used
[INFO] [stderr]  --> src/i18n.rs:9:10
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub enum Language {
[INFO] [stderr]   |          ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `LanguagePreference` is never used
[INFO] [stderr]   --> src/i18n.rs:19:10
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub enum LanguagePreference {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `resolve` is never used
[INFO] [stderr]   --> src/i18n.rs:30:12
[INFO] [stderr]    |
[INFO] [stderr] 29 | impl LanguagePreference {
[INFO] [stderr]    | ----------------------- method in this implementation
[INFO] [stderr] 30 |     pub fn resolve(self) -> Language {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `detect_system_language` is never used
[INFO] [stderr]    --> src/i18n.rs:283:8
[INFO] [stderr]     |
[INFO] [stderr] 283 | pub fn detect_system_language() -> Language {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `detect_system_language_env` is never used
[INFO] [stderr]    --> src/i18n.rs:299:8
[INFO] [stderr]     |
[INFO] [stderr] 299 | pub fn detect_system_language_env() -> Language {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `language_from_tag` is never used
[INFO] [stderr]    --> src/i18n.rs:311:8
[INFO] [stderr]     |
[INFO] [stderr] 311 | pub fn language_from_tag(tag: &str) -> Option<Language> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `should_skip_break` is never used
[INFO] [stderr]  --> src/idle.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn should_skip_break(cycle_elapsed: Duration) -> bool {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `current_idle_duration` is never used
[INFO] [stderr]   --> src/idle.rs:58:10
[INFO] [stderr]    |
[INFO] [stderr] 58 | const fn current_idle_duration() -> Option<Duration> {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `restgap` (bin "restgap" test) generated 8 warnings
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/restgap-1b42b509d0ae1b21)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test idle::tests::skips_only_when_idle_almost_covers_cycle ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6366033e180c6df1b2209c1572d7deef8b02d3e558f6adb9fc40fc9c0da2cec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6366033e180c6df1b2209c1572d7deef8b02d3e558f6adb9fc40fc9c0da2cec8", kill_on_drop: false }`
[INFO] [stdout] 6366033e180c6df1b2209c1572d7deef8b02d3e558f6adb9fc40fc9c0da2cec8