Nov 16 19:35:22.512 INFO testing millere/bf against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 16 19:35:22.512 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt build --frozen" "-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 16 19:35:22.669 INFO [stdout] 1c31561538b4e6b7ad759efea2ad8222b52d6b4e35e05990eceef7db8a13553c
Nov 16 19:35:22.674 INFO running `"docker" "start" "-a" "1c31561538b4e6b7ad759efea2ad8222b52d6b4e35e05990eceef7db8a13553c"`
Nov 16 19:35:23.180 INFO [stderr] usermod: no changes
Nov 16 19:35:23.206 INFO [stderr]    Compiling bf v0.0.1 (/source)
Nov 16 19:35:23.447 INFO [stderr] warning: unused import: `std::io::Read`
Nov 16 19:35:23.447 INFO [stderr]  --> src/main.rs:2:5
Nov 16 19:35:23.448 INFO [stderr]   |
Nov 16 19:35:23.448 INFO [stderr] 2 | use std::io::Read;
Nov 16 19:35:23.448 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 16 19:35:23.448 INFO [stderr]   |
Nov 16 19:35:23.448 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 16 19:35:23.449 INFO [stderr] 
Nov 16 19:35:23.451 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 19:35:23.451 INFO [stderr]   --> src/main.rs:14:22
Nov 16 19:35:23.451 INFO [stderr]    |
Nov 16 19:35:23.451 INFO [stderr] 14 |             b'.' => {output.write(&mut buffer[mptr .. mptr+1]);},
Nov 16 19:35:23.451 INFO [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:35:23.451 INFO [stderr]    |
Nov 16 19:35:23.451 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 16 19:35:23.451 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 19:35:23.451 INFO [stderr] 
Nov 16 19:35:23.759 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
Nov 16 19:35:23.761 INFO [stderr] su: No module specific data is present
Nov 16 19:35:24.007 INFO running `"docker" "inspect" "1c31561538b4e6b7ad759efea2ad8222b52d6b4e35e05990eceef7db8a13553c"`
Nov 16 19:35:24.155 INFO running `"docker" "rm" "-f" "1c31561538b4e6b7ad759efea2ad8222b52d6b4e35e05990eceef7db8a13553c"`
Nov 16 19:35:24.276 INFO [stdout] 1c31561538b4e6b7ad759efea2ad8222b52d6b4e35e05990eceef7db8a13553c
Nov 16 19:35:24.278 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen --no-run" "-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 16 19:35:24.551 INFO [stdout] 3fa51bf4c3c96b803802238e13e8642a48141f698da2e9b4947d03f007c26eec
Nov 16 19:35:24.552 INFO running `"docker" "start" "-a" "3fa51bf4c3c96b803802238e13e8642a48141f698da2e9b4947d03f007c26eec"`
Nov 16 19:35:24.943 INFO [stderr] usermod: no changes
Nov 16 19:35:24.985 INFO [stderr]    Compiling bf v0.0.1 (/source)
Nov 16 19:35:25.260 INFO [stderr] warning: unused import: `std::io::Read`
Nov 16 19:35:25.260 INFO [stderr]  --> src/main.rs:2:5
Nov 16 19:35:25.260 INFO [stderr]   |
Nov 16 19:35:25.260 INFO [stderr] 2 | use std::io::Read;
Nov 16 19:35:25.260 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 16 19:35:25.260 INFO [stderr]   |
Nov 16 19:35:25.260 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 16 19:35:25.261 INFO [stderr] 
Nov 16 19:35:25.268 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 19:35:25.268 INFO [stderr]   --> src/main.rs:14:22
Nov 16 19:35:25.268 INFO [stderr]    |
Nov 16 19:35:25.268 INFO [stderr] 14 |             b'.' => {output.write(&mut buffer[mptr .. mptr+1]);},
Nov 16 19:35:25.268 INFO [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 19:35:25.268 INFO [stderr]    |
Nov 16 19:35:25.268 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 16 19:35:25.268 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 19:35:25.268 INFO [stderr] 
Nov 16 19:35:25.727 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
Nov 16 19:35:25.735 INFO [stderr] su: No module specific data is present
Nov 16 19:35:26.033 INFO running `"docker" "inspect" "3fa51bf4c3c96b803802238e13e8642a48141f698da2e9b4947d03f007c26eec"`
Nov 16 19:35:26.153 INFO running `"docker" "rm" "-f" "3fa51bf4c3c96b803802238e13e8642a48141f698da2e9b4947d03f007c26eec"`
Nov 16 19:35:26.273 INFO [stdout] 3fa51bf4c3c96b803802238e13e8642a48141f698da2e9b4947d03f007c26eec