Dec 12 00:23:49.993 INFO checking SamYaple/waterrower-rs against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 00:23:49.993 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 12 00:23:50.461 INFO [stdout] 16fe4f559bee6c17e1c8e8c29d030ddc9131fa30d9a0fdf65facfedc48481b02
Dec 12 00:23:50.464 INFO running `"docker" "start" "-a" "16fe4f559bee6c17e1c8e8c29d030ddc9131fa30d9a0fdf65facfedc48481b02"`
Dec 12 00:23:51.788 INFO [stderr] usermod: no changes
Dec 12 00:23:51.863 INFO [stderr]     Checking termios v0.2.2
Dec 12 00:23:51.863 INFO [stderr]     Checking ioctl-rs v0.1.5
Dec 12 00:23:51.880 INFO [stderr]     Checking nix v0.7.0
Dec 12 00:23:53.096 INFO [stderr]     Checking serial v0.3.4
Dec 12 00:23:56.028 INFO [stderr]     Checking waterrower v0.1.0 (/source)
Dec 12 00:23:56.793 INFO [stderr] warning: unused import: `std::str`
Dec 12 00:23:56.793 INFO [stderr]   --> src/main.rs:11:5
Dec 12 00:23:56.793 INFO [stderr]    |
Dec 12 00:23:56.793 INFO [stderr] 11 | use std::str;
Dec 12 00:23:56.793 INFO [stderr]    |     ^^^^^^^^
Dec 12 00:23:56.793 INFO [stderr]    |
Dec 12 00:23:56.793 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 12 00:23:56.793 INFO [stderr] 
Dec 12 00:23:56.820 INFO [stderr] warning: unused import: `std::str`
Dec 12 00:23:56.820 INFO [stderr]   --> src/main.rs:11:5
Dec 12 00:23:56.820 INFO [stderr]    |
Dec 12 00:23:56.820 INFO [stderr] 11 | use std::str;
Dec 12 00:23:56.820 INFO [stderr]    |     ^^^^^^^^
Dec 12 00:23:56.820 INFO [stderr]    |
Dec 12 00:23:56.820 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 12 00:23:56.820 INFO [stderr] 
Dec 12 00:23:56.844 INFO [stderr] warning: unused variable: `serialtx`
Dec 12 00:23:56.844 INFO [stderr]   --> src/main.rs:33:10
Dec 12 00:23:56.844 INFO [stderr]    |
Dec 12 00:23:56.844 INFO [stderr] 33 |     let (serialtx, serialrx) = mpsc::channel();
Dec 12 00:23:56.844 INFO [stderr]    |          ^^^^^^^^ help: consider using `_serialtx` instead
Dec 12 00:23:56.844 INFO [stderr]    |
Dec 12 00:23:56.844 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 00:23:56.844 INFO [stderr] 
Dec 12 00:23:56.856 INFO [stderr] warning: unused variable: `serialtx`
Dec 12 00:23:56.856 INFO [stderr]   --> src/main.rs:33:10
Dec 12 00:23:56.856 INFO [stderr]    |
Dec 12 00:23:56.856 INFO [stderr] 33 |     let (serialtx, serialrx) = mpsc::channel();
Dec 12 00:23:56.856 INFO [stderr]    |          ^^^^^^^^ help: consider using `_serialtx` instead
Dec 12 00:23:56.856 INFO [stderr]    |
Dec 12 00:23:56.856 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 00:23:56.856 INFO [stderr] 
Dec 12 00:23:56.860 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 00:23:56.860 INFO [stderr]   --> src/main.rs:27:14
Dec 12 00:23:56.860 INFO [stderr]    |
Dec 12 00:23:56.860 INFO [stderr] 27 |     unsafe { signal::sigaction(signal::SIGINT, &sig_action); }
Dec 12 00:23:56.860 INFO [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:23:56.860 INFO [stderr]    |
Dec 12 00:23:56.860 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 00:23:56.860 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 00:23:56.860 INFO [stderr] 
Dec 12 00:23:56.860 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 00:23:56.860 INFO [stderr]   --> src/main.rs:28:14
Dec 12 00:23:56.860 INFO [stderr]    |
Dec 12 00:23:56.860 INFO [stderr] 28 |     unsafe { signal::sigaction(signal::SIGTERM, &sig_action); }
Dec 12 00:23:56.860 INFO [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:23:56.860 INFO [stderr]    |
Dec 12 00:23:56.860 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 00:23:56.860 INFO [stderr] 
Dec 12 00:23:56.886 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 00:23:56.886 INFO [stderr]   --> src/main.rs:27:14
Dec 12 00:23:56.886 INFO [stderr]    |
Dec 12 00:23:56.886 INFO [stderr] 27 |     unsafe { signal::sigaction(signal::SIGINT, &sig_action); }
Dec 12 00:23:56.886 INFO [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:23:56.886 INFO [stderr]    |
Dec 12 00:23:56.886 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 00:23:56.886 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 00:23:56.886 INFO [stderr] 
Dec 12 00:23:56.887 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 00:23:56.887 INFO [stderr]   --> src/main.rs:28:14
Dec 12 00:23:56.887 INFO [stderr]    |
Dec 12 00:23:56.887 INFO [stderr] 28 |     unsafe { signal::sigaction(signal::SIGTERM, &sig_action); }
Dec 12 00:23:56.887 INFO [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:23:56.887 INFO [stderr]    |
Dec 12 00:23:56.887 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 00:23:56.887 INFO [stderr] 
Dec 12 00:23:56.924 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.11s
Dec 12 00:23:56.928 INFO [stderr] su: No module specific data is present
Dec 12 00:23:57.518 INFO running `"docker" "inspect" "16fe4f559bee6c17e1c8e8c29d030ddc9131fa30d9a0fdf65facfedc48481b02"`
Dec 12 00:23:57.789 INFO running `"docker" "rm" "-f" "16fe4f559bee6c17e1c8e8c29d030ddc9131fa30d9a0fdf65facfedc48481b02"`
Dec 12 00:23:58.012 INFO [stdout] 16fe4f559bee6c17e1c8e8c29d030ddc9131fa30d9a0fdf65facfedc48481b02