[INFO] updating cached repository https://github.com/humean/rusty-pomodoro
[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] 8363895ae6d065d4de3eae977dc1713b743a0ec6
[INFO] checking humean/rusty-pomodoro against try#c846f8a7dc7af09647f397f047db9cc81acb60bd for pr-69129
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhumean%2Frusty-pomodoro" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/humean/rusty-pomodoro on toolchain c846f8a7dc7af09647f397f047db9cc81acb60bd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+c846f8a7dc7af09647f397f047db9cc81acb60bd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/humean/rusty-pomodoro
[INFO] finished tweaking git repo https://github.com/humean/rusty-pomodoro
[INFO] tweaked toml for git repo https://github.com/humean/rusty-pomodoro written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/humean/rusty-pomodoro already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+c846f8a7dc7af09647f397f047db9cc81acb60bd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+c846f8a7dc7af09647f397f047db9cc81acb60bd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 54999c64a1b3e296a758ad821e0c3826212cd9177d03fbabdb611c0cd87bf838
[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" "54999c64a1b3e296a758ad821e0c3826212cd9177d03fbabdb611c0cd87bf838"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rusty-pomodoro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/lib.rs:49:23
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn next(self, e: PomodoroEvent) -> Self {
[INFO] [stderr]    |                       ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Pomodoro`
[INFO] [stderr]  --> src/lib.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     Pomodoro,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LongBreak`
[INFO] [stderr]  --> src/lib.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     LongBreak,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ShortBreak`
[INFO] [stderr]  --> src/lib.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     ShortBreak,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Ticking`
[INFO] [stderr]   --> src/lib.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     Ticking(TimerState),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Paused`
[INFO] [stderr]   --> src/lib.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     Paused(TimerState),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `state`
[INFO] [stderr]   --> src/lib.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     state: PomodoroState,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/lib.rs:49:23
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn next(self, e: PomodoroEvent) -> Self {
[INFO] [stderr]    |                       ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Pomodoro`
[INFO] [stderr]  --> src/lib.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     Pomodoro,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LongBreak`
[INFO] [stderr]  --> src/lib.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     LongBreak,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ShortBreak`
[INFO] [stderr]  --> src/lib.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     ShortBreak,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Ticking`
[INFO] [stderr]   --> src/lib.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     Ticking(TimerState),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Paused`
[INFO] [stderr]   --> src/lib.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     Paused(TimerState),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `state`
[INFO] [stderr]   --> src/lib.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     state: PomodoroState,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `"docker" "inspect" "54999c64a1b3e296a758ad821e0c3826212cd9177d03fbabdb611c0cd87bf838"`
[INFO] running `"docker" "rm" "-f" "54999c64a1b3e296a758ad821e0c3826212cd9177d03fbabdb611c0cd87bf838"`
[INFO] [stdout] 54999c64a1b3e296a758ad821e0c3826212cd9177d03fbabdb611c0cd87bf838