Sep 19 17:57:12.464 INFO checking waterrower-0.1.0 against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352
Sep 19 17:57:12.464 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets
Sep 19 17:57:12.465 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-6/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 17:57:12.640 INFO blam! a7e5cce7aaa8d543dff86e85aa7b5b2111dd5713e418c8b67fdc6a18c238fc2e
Sep 19 17:57:12.642 INFO running `"docker" "start" "-a" "a7e5cce7aaa8d543dff86e85aa7b5b2111dd5713e418c8b67fdc6a18c238fc2e"`
Sep 19 17:57:13.480 INFO kablam! usermod: no changes
Sep 19 17:57:13.529 INFO kablam!     Checking bufstream v0.1.3
Sep 19 17:57:13.530 INFO kablam!     Checking ioctl-rs v0.1.6
Sep 19 17:57:13.530 INFO kablam!     Checking termios v0.2.2
Sep 19 17:57:13.530 INFO kablam!     Checking nix v0.7.0
Sep 19 17:57:14.004 INFO kablam!     Checking serial v0.3.4
Sep 19 17:57:16.414 INFO kablam!     Checking waterrower v0.1.0 (/source)
Sep 19 17:57:16.554 INFO kablam! warning: unused import: `std::str`
Sep 19 17:57:16.554 INFO kablam!   --> src/main.rs:11:5
Sep 19 17:57:16.554 INFO kablam!    |
Sep 19 17:57:16.554 INFO kablam! 11 | use std::str;
Sep 19 17:57:16.554 INFO kablam!    |     ^^^^^^^^
Sep 19 17:57:16.554 INFO kablam!    |
Sep 19 17:57:16.554 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 19 17:57:16.554 INFO kablam! 
Sep 19 17:57:16.572 INFO kablam! warning: unused import: `std::str`
Sep 19 17:57:16.572 INFO kablam!   --> src/main.rs:11:5
Sep 19 17:57:16.572 INFO kablam!    |
Sep 19 17:57:16.572 INFO kablam! 11 | use std::str;
Sep 19 17:57:16.572 INFO kablam!    |     ^^^^^^^^
Sep 19 17:57:16.572 INFO kablam!    |
Sep 19 17:57:16.572 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 19 17:57:16.572 INFO kablam! 
Sep 19 17:57:16.614 INFO kablam! warning: unused variable: `serialtx`
Sep 19 17:57:16.615 INFO kablam!   --> src/main.rs:33:10
Sep 19 17:57:16.615 INFO kablam!    |
Sep 19 17:57:16.615 INFO kablam! 33 |     let (serialtx, serialrx) = mpsc::channel();
Sep 19 17:57:16.615 INFO kablam!    |          ^^^^^^^^ help: consider using `_serialtx` instead
Sep 19 17:57:16.615 INFO kablam!    |
Sep 19 17:57:16.615 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 19 17:57:16.615 INFO kablam! 
Sep 19 17:57:16.623 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 19 17:57:16.624 INFO kablam!   --> src/main.rs:27:14
Sep 19 17:57:16.624 INFO kablam!    |
Sep 19 17:57:16.624 INFO kablam! 27 |     unsafe { signal::sigaction(signal::SIGINT, &sig_action); }
Sep 19 17:57:16.624 INFO kablam!    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 19 17:57:16.624 INFO kablam!    |
Sep 19 17:57:16.624 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 19 17:57:16.624 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 19 17:57:16.624 INFO kablam! 
Sep 19 17:57:16.624 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 19 17:57:16.624 INFO kablam!   --> src/main.rs:28:14
Sep 19 17:57:16.624 INFO kablam!    |
Sep 19 17:57:16.624 INFO kablam! 28 |     unsafe { signal::sigaction(signal::SIGTERM, &sig_action); }
Sep 19 17:57:16.624 INFO kablam!    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 19 17:57:16.624 INFO kablam!    |
Sep 19 17:57:16.624 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 19 17:57:16.624 INFO kablam! 
Sep 19 17:57:16.624 INFO kablam! warning: unused variable: `serialtx`
Sep 19 17:57:16.624 INFO kablam!   --> src/main.rs:33:10
Sep 19 17:57:16.624 INFO kablam!    |
Sep 19 17:57:16.624 INFO kablam! 33 |     let (serialtx, serialrx) = mpsc::channel();
Sep 19 17:57:16.624 INFO kablam!    |          ^^^^^^^^ help: consider using `_serialtx` instead
Sep 19 17:57:16.624 INFO kablam!    |
Sep 19 17:57:16.625 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 19 17:57:16.625 INFO kablam! 
Sep 19 17:57:16.633 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 19 17:57:16.633 INFO kablam!   --> src/main.rs:27:14
Sep 19 17:57:16.633 INFO kablam!    |
Sep 19 17:57:16.633 INFO kablam! 27 |     unsafe { signal::sigaction(signal::SIGINT, &sig_action); }
Sep 19 17:57:16.633 INFO kablam!    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 19 17:57:16.633 INFO kablam!    |
Sep 19 17:57:16.633 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 19 17:57:16.633 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 19 17:57:16.633 INFO kablam! 
Sep 19 17:57:16.633 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 19 17:57:16.633 INFO kablam!   --> src/main.rs:28:14
Sep 19 17:57:16.633 INFO kablam!    |
Sep 19 17:57:16.633 INFO kablam! 28 |     unsafe { signal::sigaction(signal::SIGTERM, &sig_action); }
Sep 19 17:57:16.633 INFO kablam!    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 19 17:57:16.633 INFO kablam!    |
Sep 19 17:57:16.633 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 19 17:57:16.633 INFO kablam! 
Sep 19 17:57:16.643 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.14s
Sep 19 17:57:16.649 INFO kablam! su: No module specific data is present
Sep 19 17:57:17.190 INFO running `"docker" "rm" "-f" "a7e5cce7aaa8d543dff86e85aa7b5b2111dd5713e418c8b67fdc6a18c238fc2e"`
Sep 19 17:57:17.288 INFO blam! a7e5cce7aaa8d543dff86e85aa7b5b2111dd5713e418c8b67fdc6a18c238fc2e