Nov 17 04:47:13.576 INFO testing dgryski/rust-bf against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 17 04:47:13.576 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 17 04:47:13.827 INFO [stdout] dab91961dc40ac534d7a4d814d0a26108a70c88ca94b815ed10f6180e621dded
Nov 17 04:47:13.829 INFO running `"docker" "start" "-a" "dab91961dc40ac534d7a4d814d0a26108a70c88ca94b815ed10f6180e621dded"`
Nov 17 04:47:14.268 INFO [stderr] usermod: no changes
Nov 17 04:47:14.297 INFO [stderr]    Compiling bf v0.1.0 (/source)
Nov 17 04:47:14.633 INFO [stderr] warning: unused variable: `arg1`
Nov 17 04:47:14.633 INFO [stderr]   --> src/main.rs:17:13
Nov 17 04:47:14.633 INFO [stderr]    |
Nov 17 04:47:14.633 INFO [stderr] 17 |     let ref arg1 = args[1];
Nov 17 04:47:14.633 INFO [stderr]    |             ^^^^ help: consider using `_arg1` instead
Nov 17 04:47:14.633 INFO [stderr]    |
Nov 17 04:47:14.633 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 17 04:47:14.633 INFO [stderr] 
Nov 17 04:47:14.661 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 04:47:14.661 INFO [stderr]   --> src/main.rs:31:9
Nov 17 04:47:14.661 INFO [stderr]    |
Nov 17 04:47:14.661 INFO [stderr] 31 |         io::stderr().write(err.as_bytes());
Nov 17 04:47:14.662 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 04:47:14.662 INFO [stderr]    |
Nov 17 04:47:14.662 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 17 04:47:14.667 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 04:47:14.667 INFO [stderr] 
Nov 17 04:47:15.249 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
Nov 17 04:47:15.251 INFO [stderr] su: No module specific data is present
Nov 17 04:47:15.530 INFO running `"docker" "inspect" "dab91961dc40ac534d7a4d814d0a26108a70c88ca94b815ed10f6180e621dded"`
Nov 17 04:47:15.676 INFO running `"docker" "rm" "-f" "dab91961dc40ac534d7a4d814d0a26108a70c88ca94b815ed10f6180e621dded"`
Nov 17 04:47:15.792 INFO [stdout] dab91961dc40ac534d7a4d814d0a26108a70c88ca94b815ed10f6180e621dded
Nov 17 04:47:15.794 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 17 04:47:15.968 INFO [stdout] 6e72d5b09805653300c7c7d83e7f5d6c170b80cd586e5a97474b882b914889b8
Nov 17 04:47:15.970 INFO running `"docker" "start" "-a" "6e72d5b09805653300c7c7d83e7f5d6c170b80cd586e5a97474b882b914889b8"`
Nov 17 04:47:16.492 INFO [stderr] usermod: no changes
Nov 17 04:47:16.521 INFO [stderr]    Compiling bf v0.1.0 (/source)
Nov 17 04:47:16.987 INFO [stderr] warning: unused variable: `arg1`
Nov 17 04:47:16.987 INFO [stderr]   --> src/main.rs:17:13
Nov 17 04:47:16.987 INFO [stderr]    |
Nov 17 04:47:16.987 INFO [stderr] 17 |     let ref arg1 = args[1];
Nov 17 04:47:16.987 INFO [stderr]    |             ^^^^ help: consider using `_arg1` instead
Nov 17 04:47:16.987 INFO [stderr]    |
Nov 17 04:47:16.987 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 17 04:47:16.987 INFO [stderr] 
Nov 17 04:47:17.016 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 04:47:17.016 INFO [stderr]   --> src/main.rs:31:9
Nov 17 04:47:17.016 INFO [stderr]    |
Nov 17 04:47:17.016 INFO [stderr] 31 |         io::stderr().write(err.as_bytes());
Nov 17 04:47:17.016 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 04:47:17.016 INFO [stderr]    |
Nov 17 04:47:17.016 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 17 04:47:17.016 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 04:47:17.016 INFO [stderr] 
Nov 17 04:47:17.311 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
Nov 17 04:47:17.311 INFO [stderr] su: No module specific data is present
Nov 17 04:47:18.033 INFO running `"docker" "inspect" "6e72d5b09805653300c7c7d83e7f5d6c170b80cd586e5a97474b882b914889b8"`
Nov 17 04:47:18.280 INFO running `"docker" "rm" "-f" "6e72d5b09805653300c7c7d83e7f5d6c170b80cd586e5a97474b882b914889b8"`
Nov 17 04:47:18.415 INFO [stdout] 6e72d5b09805653300c7c7d83e7f5d6c170b80cd586e5a97474b882b914889b8
Nov 17 04:47:18.423 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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" "-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 17 04:47:18.769 INFO [stdout] 21385e13f2d48d6f31b0adb92d9d3530435519bae917adb0b15dac75921cebf8
Nov 17 04:47:18.770 INFO running `"docker" "start" "-a" "21385e13f2d48d6f31b0adb92d9d3530435519bae917adb0b15dac75921cebf8"`
Nov 17 04:47:19.288 INFO [stderr] usermod: no changes
Nov 17 04:47:19.326 INFO [stdout] 
Nov 17 04:47:19.326 INFO [stdout] running 0 tests
Nov 17 04:47:19.326 INFO [stdout] 
Nov 17 04:47:19.326 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 04:47:19.326 INFO [stdout] 
Nov 17 04:47:19.326 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Nov 17 04:47:19.326 INFO [stderr]      Running /target/debug/deps/bf-aceace12f79bd58f
Nov 17 04:47:19.326 INFO [stderr] su: No module specific data is present
Nov 17 04:47:19.696 INFO running `"docker" "inspect" "21385e13f2d48d6f31b0adb92d9d3530435519bae917adb0b15dac75921cebf8"`
Nov 17 04:47:19.781 INFO running `"docker" "rm" "-f" "21385e13f2d48d6f31b0adb92d9d3530435519bae917adb0b15dac75921cebf8"`
Nov 17 04:47:19.919 INFO [stdout] 21385e13f2d48d6f31b0adb92d9d3530435519bae917adb0b15dac75921cebf8