Dec 05 17:07:08.488 INFO checking PolyPoly-0.1.0 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 17:07:08.488 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 05 17:07:08.986 INFO [stdout] bcc66651b6755ce58e8db26008b784199aec9f4146294c67f37a1cba5bebf96f
Dec 05 17:07:08.988 INFO running `"docker" "start" "-a" "bcc66651b6755ce58e8db26008b784199aec9f4146294c67f37a1cba5bebf96f"`
Dec 05 17:07:10.414 INFO [stderr] usermod: no changes
Dec 05 17:07:10.467 INFO [stderr]     Checking PolyPoly v0.1.0 (/source)
Dec 05 17:07:11.470 INFO [stderr] warning: unused variable: `w`
Dec 05 17:07:11.470 INFO [stderr]   --> src/main.rs:23:17
Dec 05 17:07:11.470 INFO [stderr]    |
Dec 05 17:07:11.470 INFO [stderr] 23 |             let w = Writer{watchdog: tx.clone()};
Dec 05 17:07:11.471 INFO [stderr]    |                 ^ help: consider using `_w` instead
Dec 05 17:07:11.471 INFO [stderr]    |
Dec 05 17:07:11.471 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 17:07:11.471 INFO [stderr] 
Dec 05 17:07:11.472 INFO [stderr] warning: unused variable: `i`
Dec 05 17:07:11.472 INFO [stderr]   --> src/main.rs:19:9
Dec 05 17:07:11.472 INFO [stderr]    |
Dec 05 17:07:11.472 INFO [stderr] 19 |     for i in 0..number_thread {
Dec 05 17:07:11.473 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 05 17:07:11.473 INFO [stderr] 
Dec 05 17:07:11.473 INFO [stderr] warning: crate `PolyPoly` should have a snake case name such as `poly_poly`
Dec 05 17:07:11.473 INFO [stderr]   |
Dec 05 17:07:11.474 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 05 17:07:11.474 INFO [stderr] 
Dec 05 17:07:11.474 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 17:07:11.474 INFO [stderr]   --> src/main.rs:10:9
Dec 05 17:07:11.474 INFO [stderr]    |
Dec 05 17:07:11.474 INFO [stderr] 10 |         self.watchdog.send(());
Dec 05 17:07:11.474 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 17:07:11.474 INFO [stderr]    |
Dec 05 17:07:11.475 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 17:07:11.475 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 17:07:11.475 INFO [stderr] 
Dec 05 17:07:11.779 INFO [stderr] warning: unused variable: `w`
Dec 05 17:07:11.779 INFO [stderr]   --> src/main.rs:23:17
Dec 05 17:07:11.779 INFO [stderr]    |
Dec 05 17:07:11.779 INFO [stderr] 23 |             let w = Writer{watchdog: tx.clone()};
Dec 05 17:07:11.779 INFO [stderr]    |                 ^ help: consider using `_w` instead
Dec 05 17:07:11.779 INFO [stderr]    |
Dec 05 17:07:11.779 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 17:07:11.779 INFO [stderr] 
Dec 05 17:07:11.779 INFO [stderr] warning: unused variable: `i`
Dec 05 17:07:11.779 INFO [stderr]   --> src/main.rs:19:9
Dec 05 17:07:11.779 INFO [stderr]    |
Dec 05 17:07:11.779 INFO [stderr] 19 |     for i in 0..number_thread {
Dec 05 17:07:11.779 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 05 17:07:11.779 INFO [stderr] 
Dec 05 17:07:11.784 INFO [stderr] warning: crate `PolyPoly` should have a snake case name such as `poly_poly`
Dec 05 17:07:11.784 INFO [stderr]   |
Dec 05 17:07:11.784 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 05 17:07:11.784 INFO [stderr] 
Dec 05 17:07:11.792 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 17:07:11.792 INFO [stderr]   --> src/main.rs:10:9
Dec 05 17:07:11.792 INFO [stderr]    |
Dec 05 17:07:11.792 INFO [stderr] 10 |         self.watchdog.send(());
Dec 05 17:07:11.792 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 17:07:11.792 INFO [stderr]    |
Dec 05 17:07:11.792 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 17:07:11.792 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 17:07:11.792 INFO [stderr] 
Dec 05 17:07:11.851 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
Dec 05 17:07:11.853 INFO [stderr] su: No module specific data is present
Dec 05 17:07:12.731 INFO running `"docker" "inspect" "bcc66651b6755ce58e8db26008b784199aec9f4146294c67f37a1cba5bebf96f"`
Dec 05 17:07:13.147 INFO running `"docker" "rm" "-f" "bcc66651b6755ce58e8db26008b784199aec9f4146294c67f37a1cba5bebf96f"`
Dec 05 17:07:13.416 INFO [stdout] bcc66651b6755ce58e8db26008b784199aec9f4146294c67f37a1cba5bebf96f