Nov 01 10:10:24.611 INFO checking SamYaple/waterrower-rs against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 10:10:24.612 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-7/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 01 10:10:25.024 INFO blam! d657014653febd5c73b7e11a2e3e2db238a7a1b2bfb9a77ddc8af37f1e1bcc6f
Nov 01 10:10:25.030 INFO running `"docker" "start" "-a" "d657014653febd5c73b7e11a2e3e2db238a7a1b2bfb9a77ddc8af37f1e1bcc6f"`
Nov 01 10:10:26.376 INFO kablam! usermod: no changes
Nov 01 10:10:26.444 INFO kablam!     Checking ioctl-rs v0.1.5
Nov 01 10:10:26.444 INFO kablam!     Checking termios v0.2.2
Nov 01 10:10:26.464 INFO kablam!     Checking nix v0.7.0
Nov 01 10:10:27.921 INFO kablam!     Checking serial v0.3.4
Nov 01 10:10:31.676 INFO kablam!     Checking waterrower v0.1.0 (/source)
Nov 01 10:10:33.008 INFO kablam! warning: unused import: `std::str`
Nov 01 10:10:33.008 INFO kablam!   --> src/main.rs:11:5
Nov 01 10:10:33.008 INFO kablam!    |
Nov 01 10:10:33.008 INFO kablam! 11 | use std::str;
Nov 01 10:10:33.008 INFO kablam!    |     ^^^^^^^^
Nov 01 10:10:33.012 INFO kablam!    |
Nov 01 10:10:33.012 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 01 10:10:33.012 INFO kablam! 
Nov 01 10:10:33.044 INFO kablam! warning: unused import: `std::str`
Nov 01 10:10:33.044 INFO kablam!   --> src/main.rs:11:5
Nov 01 10:10:33.044 INFO kablam!    |
Nov 01 10:10:33.044 INFO kablam! 11 | use std::str;
Nov 01 10:10:33.044 INFO kablam!    |     ^^^^^^^^
Nov 01 10:10:33.044 INFO kablam!    |
Nov 01 10:10:33.044 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 01 10:10:33.044 INFO kablam! 
Nov 01 10:10:33.196 INFO kablam! warning: unused variable: `serialtx`
Nov 01 10:10:33.196 INFO kablam!   --> src/main.rs:33:10
Nov 01 10:10:33.196 INFO kablam!    |
Nov 01 10:10:33.196 INFO kablam! 33 |     let (serialtx, serialrx) = mpsc::channel();
Nov 01 10:10:33.196 INFO kablam!    |          ^^^^^^^^ help: consider using `_serialtx` instead
Nov 01 10:10:33.196 INFO kablam!    |
Nov 01 10:10:33.196 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 10:10:33.196 INFO kablam! 
Nov 01 10:10:33.224 INFO kablam! warning: unused variable: `serialtx`
Nov 01 10:10:33.224 INFO kablam!   --> src/main.rs:33:10
Nov 01 10:10:33.224 INFO kablam!    |
Nov 01 10:10:33.224 INFO kablam! 33 |     let (serialtx, serialrx) = mpsc::channel();
Nov 01 10:10:33.224 INFO kablam!    |          ^^^^^^^^ help: consider using `_serialtx` instead
Nov 01 10:10:33.224 INFO kablam!    |
Nov 01 10:10:33.224 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 10:10:33.224 INFO kablam! 
Nov 01 10:10:33.251 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 10:10:33.251 INFO kablam!   --> src/main.rs:27:14
Nov 01 10:10:33.251 INFO kablam!    |
Nov 01 10:10:33.251 INFO kablam! 27 |     unsafe { signal::sigaction(signal::SIGINT, &sig_action); }
Nov 01 10:10:33.251 INFO kablam!    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 10:10:33.251 INFO kablam!    |
Nov 01 10:10:33.251 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 01 10:10:33.251 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 10:10:33.251 INFO kablam! 
Nov 01 10:10:33.256 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 10:10:33.256 INFO kablam!   --> src/main.rs:28:14
Nov 01 10:10:33.256 INFO kablam!    |
Nov 01 10:10:33.256 INFO kablam! 28 |     unsafe { signal::sigaction(signal::SIGTERM, &sig_action); }
Nov 01 10:10:33.256 INFO kablam!    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 10:10:33.256 INFO kablam!    |
Nov 01 10:10:33.256 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 10:10:33.256 INFO kablam! 
Nov 01 10:10:33.256 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 10:10:33.256 INFO kablam!   --> src/main.rs:27:14
Nov 01 10:10:33.256 INFO kablam!    |
Nov 01 10:10:33.256 INFO kablam! 27 |     unsafe { signal::sigaction(signal::SIGINT, &sig_action); }
Nov 01 10:10:33.256 INFO kablam!    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 10:10:33.256 INFO kablam!    |
Nov 01 10:10:33.256 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 01 10:10:33.256 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 10:10:33.256 INFO kablam! 
Nov 01 10:10:33.256 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 10:10:33.256 INFO kablam!   --> src/main.rs:28:14
Nov 01 10:10:33.256 INFO kablam!    |
Nov 01 10:10:33.256 INFO kablam! 28 |     unsafe { signal::sigaction(signal::SIGTERM, &sig_action); }
Nov 01 10:10:33.256 INFO kablam!    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 10:10:33.256 INFO kablam!    |
Nov 01 10:10:33.256 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 10:10:33.256 INFO kablam! 
Nov 01 10:10:33.304 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.91s
Nov 01 10:10:33.304 INFO kablam! su: No module specific data is present
Nov 01 10:10:34.126 INFO running `"docker" "rm" "-f" "d657014653febd5c73b7e11a2e3e2db238a7a1b2bfb9a77ddc8af37f1e1bcc6f"`
Nov 01 10:10:34.500 INFO blam! d657014653febd5c73b7e11a2e3e2db238a7a1b2bfb9a77ddc8af37f1e1bcc6f