Dec 19 19:01:21.729 INFO checking chucksmash/pomo against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 19:01:21.729 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/chucksmash/pomo:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 19:01:22.146 INFO [stdout] 008a3444877aeb37c275b2f043466219546ab0ff3260a4b5339525734d1a6cf0
Dec 19 19:01:22.150 INFO running `"docker" "start" "-a" "008a3444877aeb37c275b2f043466219546ab0ff3260a4b5339525734d1a6cf0"`
Dec 19 19:01:24.016 INFO [stderr]     Checking pomo v0.1.0 (/opt/crater/workdir)
Dec 19 19:01:24.588 INFO [stderr] warning: unused import: `Duration`
Dec 19 19:01:24.588 INFO [stderr]   --> src/lib.rs:10:21
Dec 19 19:01:24.588 INFO [stderr]    |
Dec 19 19:01:24.588 INFO [stderr] 10 |     use std::time::{Duration, Instant};
Dec 19 19:01:24.588 INFO [stderr]    |                     ^^^^^^^^
Dec 19 19:01:24.608 INFO [stderr]    |
Dec 19 19:01:24.608 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 19:01:24.608 INFO [stderr] 
Dec 19 19:01:24.666 INFO [stderr] warning: unused import: `Duration`
Dec 19 19:01:24.666 INFO [stderr]   --> src/lib.rs:10:21
Dec 19 19:01:24.667 INFO [stderr]    |
Dec 19 19:01:24.667 INFO [stderr] 10 |     use std::time::{Duration, Instant};
Dec 19 19:01:24.667 INFO [stderr]    |                     ^^^^^^^^
Dec 19 19:01:24.668 INFO [stderr]    |
Dec 19 19:01:24.672 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 19:01:24.672 INFO [stderr] 
Dec 19 19:01:25.516 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 19:01:25.516 INFO [stderr]    --> src/lib.rs:175:17
Dec 19 19:01:25.516 INFO [stderr]     |
Dec 19 19:01:25.516 INFO [stderr] 175 |                 write!(self.stdout, "{}", clear::All);
Dec 19 19:01:25.516 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 19:01:25.516 INFO [stderr]     |
Dec 19 19:01:25.516 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 19 19:01:25.516 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 19:01:25.516 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 19:01:25.516 INFO [stderr] 
Dec 19 19:01:25.644 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 19:01:25.644 INFO [stderr]    --> src/lib.rs:175:17
Dec 19 19:01:25.644 INFO [stderr]     |
Dec 19 19:01:25.644 INFO [stderr] 175 |                 write!(self.stdout, "{}", clear::All);
Dec 19 19:01:25.644 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 19:01:25.644 INFO [stderr]     |
Dec 19 19:01:25.644 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 19 19:01:25.644 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 19:01:25.644 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 19:01:25.644 INFO [stderr] 
Dec 19 19:01:26.804 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.92s
Dec 19 19:01:27.794 INFO running `"docker" "inspect" "008a3444877aeb37c275b2f043466219546ab0ff3260a4b5339525734d1a6cf0"`
Dec 19 19:01:28.108 INFO running `"docker" "rm" "-f" "008a3444877aeb37c275b2f043466219546ab0ff3260a4b5339525734d1a6cf0"`
Dec 19 19:01:28.426 INFO [stdout] 008a3444877aeb37c275b2f043466219546ab0ff3260a4b5339525734d1a6cf0