Nov 28 00:37:33.688 INFO checking millere/bf against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 00:37:33.688 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-6/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 28 00:37:34.148 INFO [stdout] 624a511e1627633e56e033b0b52f53a74dfef84dcd8a291a5cd5bc6e083ffe94
Nov 28 00:37:34.150 INFO running `"docker" "start" "-a" "624a511e1627633e56e033b0b52f53a74dfef84dcd8a291a5cd5bc6e083ffe94"`
Nov 28 00:37:34.817 INFO [stderr] usermod: no changes
Nov 28 00:37:34.856 INFO [stderr]     Checking bf v0.0.1 (/source)
Nov 28 00:37:35.148 INFO [stderr] warning: unused import: `std::io::Read`
Nov 28 00:37:35.149 INFO [stderr]  --> src/main.rs:2:5
Nov 28 00:37:35.149 INFO [stderr]   |
Nov 28 00:37:35.149 INFO [stderr] 2 | use std::io::Read;
Nov 28 00:37:35.149 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 28 00:37:35.149 INFO [stderr]   |
Nov 28 00:37:35.149 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 00:37:35.155 INFO [stderr] 
Nov 28 00:37:35.156 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 00:37:35.156 INFO [stderr]   --> src/main.rs:14:22
Nov 28 00:37:35.156 INFO [stderr]    |
Nov 28 00:37:35.157 INFO [stderr] 14 |             b'.' => {output.write(&mut buffer[mptr .. mptr+1]);},
Nov 28 00:37:35.158 INFO [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:37:35.158 INFO [stderr]    |
Nov 28 00:37:35.158 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 00:37:35.159 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 00:37:35.159 INFO [stderr] 
Nov 28 00:37:35.227 INFO [stderr] warning: unused import: `std::io::Read`
Nov 28 00:37:35.228 INFO [stderr]  --> src/main.rs:2:5
Nov 28 00:37:35.228 INFO [stderr]   |
Nov 28 00:37:35.228 INFO [stderr] 2 | use std::io::Read;
Nov 28 00:37:35.229 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 28 00:37:35.229 INFO [stderr]   |
Nov 28 00:37:35.229 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 00:37:35.230 INFO [stderr] 
Nov 28 00:37:35.248 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 00:37:35.248 INFO [stderr]   --> src/main.rs:14:22
Nov 28 00:37:35.248 INFO [stderr]    |
Nov 28 00:37:35.248 INFO [stderr] 14 |             b'.' => {output.write(&mut buffer[mptr .. mptr+1]);},
Nov 28 00:37:35.248 INFO [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:37:35.248 INFO [stderr]    |
Nov 28 00:37:35.248 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 00:37:35.248 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 00:37:35.248 INFO [stderr] 
Nov 28 00:37:35.276 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
Nov 28 00:37:35.276 INFO [stderr] su: No module specific data is present
Nov 28 00:37:35.758 INFO running `"docker" "inspect" "624a511e1627633e56e033b0b52f53a74dfef84dcd8a291a5cd5bc6e083ffe94"`
Nov 28 00:37:36.050 INFO running `"docker" "rm" "-f" "624a511e1627633e56e033b0b52f53a74dfef84dcd8a291a5cd5bc6e083ffe94"`
Nov 28 00:37:36.324 INFO [stdout] 624a511e1627633e56e033b0b52f53a74dfef84dcd8a291a5cd5bc6e083ffe94