Nov 29 22:17:11.736 INFO checking millere/bf against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 29 22:17:11.736 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-4/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 29 22:17:12.222 INFO [stdout] d59a154bf15dec2b76e797f6b96879d0add0a7b6885a76a7788a04ebb48b1d5c
Nov 29 22:17:12.224 INFO running `"docker" "start" "-a" "d59a154bf15dec2b76e797f6b96879d0add0a7b6885a76a7788a04ebb48b1d5c"`
Nov 29 22:17:13.904 INFO [stderr] usermod: no changes
Nov 29 22:17:13.956 INFO [stderr]     Checking bf v0.0.1 (/source)
Nov 29 22:17:14.356 INFO [stderr] warning: unused import: `std::io::Read`
Nov 29 22:17:14.356 INFO [stderr]  --> src/main.rs:2:5
Nov 29 22:17:14.356 INFO [stderr]   |
Nov 29 22:17:14.356 INFO [stderr] 2 | use std::io::Read;
Nov 29 22:17:14.356 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 29 22:17:14.356 INFO [stderr]   |
Nov 29 22:17:14.356 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 29 22:17:14.356 INFO [stderr] 
Nov 29 22:17:14.380 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 22:17:14.380 INFO [stderr]   --> src/main.rs:14:22
Nov 29 22:17:14.380 INFO [stderr]    |
Nov 29 22:17:14.380 INFO [stderr] 14 |             b'.' => {output.write(&mut buffer[mptr .. mptr+1]);},
Nov 29 22:17:14.380 INFO [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 22:17:14.380 INFO [stderr]    |
Nov 29 22:17:14.380 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 22:17:14.380 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 22:17:14.380 INFO [stderr] 
Nov 29 22:17:14.440 INFO [stderr] warning: unused import: `std::io::Read`
Nov 29 22:17:14.440 INFO [stderr]  --> src/main.rs:2:5
Nov 29 22:17:14.440 INFO [stderr]   |
Nov 29 22:17:14.440 INFO [stderr] 2 | use std::io::Read;
Nov 29 22:17:14.440 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 29 22:17:14.440 INFO [stderr]   |
Nov 29 22:17:14.440 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 29 22:17:14.441 INFO [stderr] 
Nov 29 22:17:14.460 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 22:17:14.460 INFO [stderr]   --> src/main.rs:14:22
Nov 29 22:17:14.460 INFO [stderr]    |
Nov 29 22:17:14.460 INFO [stderr] 14 |             b'.' => {output.write(&mut buffer[mptr .. mptr+1]);},
Nov 29 22:17:14.460 INFO [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 22:17:14.460 INFO [stderr]    |
Nov 29 22:17:14.460 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 22:17:14.460 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 22:17:14.460 INFO [stderr] 
Nov 29 22:17:14.480 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
Nov 29 22:17:14.480 INFO [stderr] su: No module specific data is present
Nov 29 22:17:15.584 INFO running `"docker" "inspect" "d59a154bf15dec2b76e797f6b96879d0add0a7b6885a76a7788a04ebb48b1d5c"`
Nov 29 22:17:15.888 INFO running `"docker" "rm" "-f" "d59a154bf15dec2b76e797f6b96879d0add0a7b6885a76a7788a04ebb48b1d5c"`
Nov 29 22:17:16.184 INFO [stdout] d59a154bf15dec2b76e797f6b96879d0add0a7b6885a76a7788a04ebb48b1d5c