Dec 11 20:50:25.530 INFO checking chucksmash/pomo against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 20:50:25.530 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 20:50:25.994 INFO [stdout] 73599a2ea76f0228a8999328678cfb2b33cc0690779252e164e431a7c5e661eb
Dec 11 20:50:25.996 INFO running `"docker" "start" "-a" "73599a2ea76f0228a8999328678cfb2b33cc0690779252e164e431a7c5e661eb"`
Dec 11 20:50:27.640 INFO [stderr] usermod: no changes
Dec 11 20:50:27.800 INFO [stderr]     Checking pomo v0.1.0 (/source)
Dec 11 20:50:29.592 INFO [stderr] warning: unused import: `Duration`
Dec 11 20:50:29.592 INFO [stderr]   --> src/lib.rs:10:21
Dec 11 20:50:29.592 INFO [stderr]    |
Dec 11 20:50:29.592 INFO [stderr] 10 |     use std::time::{Duration, Instant};
Dec 11 20:50:29.592 INFO [stderr]    |                     ^^^^^^^^
Dec 11 20:50:29.593 INFO [stderr]    |
Dec 11 20:50:29.593 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 11 20:50:29.593 INFO [stderr] 
Dec 11 20:50:29.664 INFO [stderr] warning: unused import: `Duration`
Dec 11 20:50:29.664 INFO [stderr]   --> src/lib.rs:10:21
Dec 11 20:50:29.664 INFO [stderr]    |
Dec 11 20:50:29.664 INFO [stderr] 10 |     use std::time::{Duration, Instant};
Dec 11 20:50:29.664 INFO [stderr]    |                     ^^^^^^^^
Dec 11 20:50:29.664 INFO [stderr]    |
Dec 11 20:50:29.664 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 11 20:50:29.664 INFO [stderr] 
Dec 11 20:50:30.208 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 20:50:30.208 INFO [stderr]    --> src/lib.rs:175:17
Dec 11 20:50:30.208 INFO [stderr]     |
Dec 11 20:50:30.208 INFO [stderr] 175 |                 write!(self.stdout, "{}", clear::All);
Dec 11 20:50:30.208 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 20:50:30.208 INFO [stderr]     |
Dec 11 20:50:30.208 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 11 20:50:30.208 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 20:50:30.208 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 11 20:50:30.208 INFO [stderr] 
Dec 11 20:50:30.256 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 20:50:30.256 INFO [stderr]    --> src/lib.rs:175:17
Dec 11 20:50:30.256 INFO [stderr]     |
Dec 11 20:50:30.256 INFO [stderr] 175 |                 write!(self.stdout, "{}", clear::All);
Dec 11 20:50:30.256 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 20:50:30.256 INFO [stderr]     |
Dec 11 20:50:30.256 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 11 20:50:30.256 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 20:50:30.256 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 11 20:50:30.256 INFO [stderr] 
Dec 11 20:50:33.296 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.63s
Dec 11 20:50:33.316 INFO [stderr] su: No module specific data is present
Dec 11 20:50:33.734 INFO running `"docker" "inspect" "73599a2ea76f0228a8999328678cfb2b33cc0690779252e164e431a7c5e661eb"`
Dec 11 20:50:33.932 INFO running `"docker" "rm" "-f" "73599a2ea76f0228a8999328678cfb2b33cc0690779252e164e431a7c5e661eb"`
Dec 11 20:50:34.248 INFO [stdout] 73599a2ea76f0228a8999328678cfb2b33cc0690779252e164e431a7c5e661eb