Nov 04 15:34:21.075 INFO checking waterrower-0.1.0 against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 04 15:34:21.076 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-2/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55655/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/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 +e740b9aa0b624fa39feb39613e76d15bdf57e594-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"`
Nov 04 15:34:21.537 INFO blam! 998d7c68ebe72bb4fed206e8cc5533e5299f06d0f86e5e087be3a2a095574cc2
Nov 04 15:34:21.559 INFO running `"docker" "start" "-a" "998d7c68ebe72bb4fed206e8cc5533e5299f06d0f86e5e087be3a2a095574cc2"`
Nov 04 15:34:22.609 INFO kablam! usermod: no changes
Nov 04 15:34:22.699 INFO kablam!     Checking bufstream v0.1.4
Nov 04 15:34:22.699 INFO kablam!     Checking ioctl-rs v0.1.6
Nov 04 15:34:22.699 INFO kablam!     Checking nix v0.7.0
Nov 04 15:34:23.385 INFO kablam!     Checking serial v0.3.4
Nov 04 15:34:26.923 INFO kablam!     Checking waterrower v0.1.0 (/source)
Nov 04 15:34:28.079 INFO kablam! warning: unused import: `std::str`
Nov 04 15:34:28.079 INFO kablam!   --> src/main.rs:11:5
Nov 04 15:34:28.079 INFO kablam!    |
Nov 04 15:34:28.079 INFO kablam! 11 | use std::str;
Nov 04 15:34:28.079 INFO kablam!    |     ^^^^^^^^
Nov 04 15:34:28.079 INFO kablam!    |
Nov 04 15:34:28.079 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 04 15:34:28.079 INFO kablam! 
Nov 04 15:34:28.143 INFO kablam! warning: unused variable: `serialtx`
Nov 04 15:34:28.143 INFO kablam!   --> src/main.rs:33:10
Nov 04 15:34:28.143 INFO kablam!    |
Nov 04 15:34:28.143 INFO kablam! 33 |     let (serialtx, serialrx) = mpsc::channel();
Nov 04 15:34:28.143 INFO kablam!    |          ^^^^^^^^ help: consider using `_serialtx` instead
Nov 04 15:34:28.143 INFO kablam!    |
Nov 04 15:34:28.143 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 04 15:34:28.143 INFO kablam! 
Nov 04 15:34:28.246 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 04 15:34:28.246 INFO kablam!   --> src/main.rs:27:14
Nov 04 15:34:28.246 INFO kablam!    |
Nov 04 15:34:28.246 INFO kablam! 27 |     unsafe { signal::sigaction(signal::SIGINT, &sig_action); }
Nov 04 15:34:28.246 INFO kablam!    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 15:34:28.246 INFO kablam!    |
Nov 04 15:34:28.246 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 04 15:34:28.246 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 04 15:34:28.246 INFO kablam! 
Nov 04 15:34:28.246 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 04 15:34:28.246 INFO kablam!   --> src/main.rs:28:14
Nov 04 15:34:28.246 INFO kablam!    |
Nov 04 15:34:28.246 INFO kablam! 28 |     unsafe { signal::sigaction(signal::SIGTERM, &sig_action); }
Nov 04 15:34:28.246 INFO kablam!    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 15:34:28.246 INFO kablam!    |
Nov 04 15:34:28.246 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 04 15:34:28.246 INFO kablam! 
Nov 04 15:34:28.399 INFO kablam! warning: unused import: `std::str`
Nov 04 15:34:28.399 INFO kablam!   --> src/main.rs:11:5
Nov 04 15:34:28.399 INFO kablam!    |
Nov 04 15:34:28.399 INFO kablam! 11 | use std::str;
Nov 04 15:34:28.399 INFO kablam!    |     ^^^^^^^^
Nov 04 15:34:28.399 INFO kablam!    |
Nov 04 15:34:28.399 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 04 15:34:28.399 INFO kablam! 
Nov 04 15:34:28.483 INFO kablam! warning: unused variable: `serialtx`
Nov 04 15:34:28.483 INFO kablam!   --> src/main.rs:33:10
Nov 04 15:34:28.483 INFO kablam!    |
Nov 04 15:34:28.483 INFO kablam! 33 |     let (serialtx, serialrx) = mpsc::channel();
Nov 04 15:34:28.483 INFO kablam!    |          ^^^^^^^^ help: consider using `_serialtx` instead
Nov 04 15:34:28.483 INFO kablam!    |
Nov 04 15:34:28.483 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 04 15:34:28.483 INFO kablam! 
Nov 04 15:34:28.519 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 04 15:34:28.519 INFO kablam!   --> src/main.rs:27:14
Nov 04 15:34:28.519 INFO kablam!    |
Nov 04 15:34:28.519 INFO kablam! 27 |     unsafe { signal::sigaction(signal::SIGINT, &sig_action); }
Nov 04 15:34:28.519 INFO kablam!    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 15:34:28.519 INFO kablam!    |
Nov 04 15:34:28.519 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 04 15:34:28.519 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 04 15:34:28.519 INFO kablam! 
Nov 04 15:34:28.519 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 04 15:34:28.519 INFO kablam!   --> src/main.rs:28:14
Nov 04 15:34:28.519 INFO kablam!    |
Nov 04 15:34:28.519 INFO kablam! 28 |     unsafe { signal::sigaction(signal::SIGTERM, &sig_action); }
Nov 04 15:34:28.519 INFO kablam!    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 15:34:28.519 INFO kablam!    |
Nov 04 15:34:28.519 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 04 15:34:28.519 INFO kablam! 
Nov 04 15:34:28.562 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.92s
Nov 04 15:34:28.567 INFO kablam! su: No module specific data is present
Nov 04 15:34:29.373 INFO running `"docker" "rm" "-f" "998d7c68ebe72bb4fed206e8cc5533e5299f06d0f86e5e087be3a2a095574cc2"`
Nov 04 15:34:29.730 INFO blam! 998d7c68ebe72bb4fed206e8cc5533e5299f06d0f86e5e087be3a2a095574cc2