Nov 02 23:39:52.518 INFO checking waterrower-0.1.0 against try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7 for pr-55517
Nov 02 23:39:52.520 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-2/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55517/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/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 +dc8b02d6f1e93f212fc39844ea688b634b4a03c7-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 02 23:39:52.980 INFO blam! 3289c660c79989a2576c6585d588df28d19914104f7adb318b33dd80e2db3d1a
Nov 02 23:39:52.982 INFO running `"docker" "start" "-a" "3289c660c79989a2576c6585d588df28d19914104f7adb318b33dd80e2db3d1a"`
Nov 02 23:39:54.057 INFO kablam! usermod: no changes
Nov 02 23:39:54.157 INFO kablam!     Checking ioctl-rs v0.1.6
Nov 02 23:39:54.169 INFO kablam!     Checking nix v0.7.0
Nov 02 23:39:54.924 INFO kablam!     Checking serial v0.3.4
Nov 02 23:39:58.252 INFO kablam!     Checking waterrower v0.1.0 (/source)
Nov 02 23:39:59.645 INFO kablam! warning: unused import: `std::str`
Nov 02 23:39:59.645 INFO kablam!   --> src/main.rs:11:5
Nov 02 23:39:59.645 INFO kablam!    |
Nov 02 23:39:59.645 INFO kablam! 11 | use std::str;
Nov 02 23:39:59.645 INFO kablam!    |     ^^^^^^^^
Nov 02 23:39:59.645 INFO kablam!    |
Nov 02 23:39:59.645 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 02 23:39:59.646 INFO kablam! 
Nov 02 23:39:59.751 INFO kablam! warning: unused variable: `serialtx`
Nov 02 23:39:59.751 INFO kablam!   --> src/main.rs:33:10
Nov 02 23:39:59.751 INFO kablam!    |
Nov 02 23:39:59.751 INFO kablam! 33 |     let (serialtx, serialrx) = mpsc::channel();
Nov 02 23:39:59.751 INFO kablam!    |          ^^^^^^^^ help: consider using `_serialtx` instead
Nov 02 23:39:59.751 INFO kablam!    |
Nov 02 23:39:59.751 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 02 23:39:59.751 INFO kablam! 
Nov 02 23:39:59.782 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 02 23:39:59.782 INFO kablam!   --> src/main.rs:27:14
Nov 02 23:39:59.782 INFO kablam!    |
Nov 02 23:39:59.782 INFO kablam! 27 |     unsafe { signal::sigaction(signal::SIGINT, &sig_action); }
Nov 02 23:39:59.783 INFO kablam!    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 23:39:59.783 INFO kablam!    |
Nov 02 23:39:59.783 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 02 23:39:59.783 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 02 23:39:59.783 INFO kablam! 
Nov 02 23:39:59.784 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 02 23:39:59.784 INFO kablam!   --> src/main.rs:28:14
Nov 02 23:39:59.784 INFO kablam!    |
Nov 02 23:39:59.784 INFO kablam! 28 |     unsafe { signal::sigaction(signal::SIGTERM, &sig_action); }
Nov 02 23:39:59.784 INFO kablam!    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 23:39:59.784 INFO kablam!    |
Nov 02 23:39:59.785 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 02 23:39:59.785 INFO kablam! 
Nov 02 23:39:59.898 INFO kablam! warning: unused import: `std::str`
Nov 02 23:39:59.898 INFO kablam!   --> src/main.rs:11:5
Nov 02 23:39:59.898 INFO kablam!    |
Nov 02 23:39:59.898 INFO kablam! 11 | use std::str;
Nov 02 23:39:59.898 INFO kablam!    |     ^^^^^^^^
Nov 02 23:39:59.899 INFO kablam!    |
Nov 02 23:39:59.899 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 02 23:39:59.899 INFO kablam! 
Nov 02 23:39:59.993 INFO kablam! warning: unused variable: `serialtx`
Nov 02 23:39:59.993 INFO kablam!   --> src/main.rs:33:10
Nov 02 23:39:59.993 INFO kablam!    |
Nov 02 23:39:59.993 INFO kablam! 33 |     let (serialtx, serialrx) = mpsc::channel();
Nov 02 23:39:59.993 INFO kablam!    |          ^^^^^^^^ help: consider using `_serialtx` instead
Nov 02 23:39:59.994 INFO kablam!    |
Nov 02 23:39:59.994 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 02 23:39:59.994 INFO kablam! 
Nov 02 23:40:00.029 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 02 23:40:00.029 INFO kablam!   --> src/main.rs:27:14
Nov 02 23:40:00.029 INFO kablam!    |
Nov 02 23:40:00.029 INFO kablam! 27 |     unsafe { signal::sigaction(signal::SIGINT, &sig_action); }
Nov 02 23:40:00.029 INFO kablam!    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 23:40:00.029 INFO kablam!    |
Nov 02 23:40:00.029 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 02 23:40:00.029 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 02 23:40:00.029 INFO kablam! 
Nov 02 23:40:00.029 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 02 23:40:00.029 INFO kablam!   --> src/main.rs:28:14
Nov 02 23:40:00.029 INFO kablam!    |
Nov 02 23:40:00.029 INFO kablam! 28 |     unsafe { signal::sigaction(signal::SIGTERM, &sig_action); }
Nov 02 23:40:00.029 INFO kablam!    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 23:40:00.029 INFO kablam!    |
Nov 02 23:40:00.029 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 02 23:40:00.029 INFO kablam! 
Nov 02 23:40:00.053 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.97s
Nov 02 23:40:00.058 INFO kablam! su: No module specific data is present
Nov 02 23:40:01.561 INFO running `"docker" "rm" "-f" "3289c660c79989a2576c6585d588df28d19914104f7adb318b33dd80e2db3d1a"`
Nov 02 23:40:01.952 INFO blam! 3289c660c79989a2576c6585d588df28d19914104f7adb318b33dd80e2db3d1a