Dec 05 14:22:52.498 INFO testing millere/bf against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 14:22:52.498 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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"`
Dec 05 14:22:52.916 INFO [stdout] d0528ec77287c1c8a21c65d610e30db52cc4b9f19ffe032dfed8b3312cd0f6cd
Dec 05 14:22:52.918 INFO running `"docker" "start" "-a" "d0528ec77287c1c8a21c65d610e30db52cc4b9f19ffe032dfed8b3312cd0f6cd"`
Dec 05 14:22:54.130 INFO [stderr] usermod: no changes
Dec 05 14:22:54.168 INFO [stderr]    Compiling bf v0.0.1 (/source)
Dec 05 14:22:54.440 INFO [stderr] warning: unused import: `std::io::Read`
Dec 05 14:22:54.440 INFO [stderr]  --> src/main.rs:2:5
Dec 05 14:22:54.440 INFO [stderr]   |
Dec 05 14:22:54.440 INFO [stderr] 2 | use std::io::Read;
Dec 05 14:22:54.440 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 05 14:22:54.440 INFO [stderr]   |
Dec 05 14:22:54.440 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 14:22:54.440 INFO [stderr] 
Dec 05 14:22:54.445 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 14:22:54.445 INFO [stderr]   --> src/main.rs:14:22
Dec 05 14:22:54.445 INFO [stderr]    |
Dec 05 14:22:54.448 INFO [stderr] 14 |             b'.' => {output.write(&mut buffer[mptr .. mptr+1]);},
Dec 05 14:22:54.448 INFO [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:22:54.448 INFO [stderr]    |
Dec 05 14:22:54.448 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 14:22:54.448 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 14:22:54.448 INFO [stderr] 
Dec 05 14:22:54.833 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
Dec 05 14:22:54.835 INFO [stderr] su: No module specific data is present
Dec 05 14:22:55.074 INFO running `"docker" "inspect" "d0528ec77287c1c8a21c65d610e30db52cc4b9f19ffe032dfed8b3312cd0f6cd"`
Dec 05 14:22:55.206 INFO running `"docker" "rm" "-f" "d0528ec77287c1c8a21c65d610e30db52cc4b9f19ffe032dfed8b3312cd0f6cd"`
Dec 05 14:22:55.447 INFO [stdout] d0528ec77287c1c8a21c65d610e30db52cc4b9f19ffe032dfed8b3312cd0f6cd
Dec 05 14:22:55.451 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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"`
Dec 05 14:22:55.608 INFO [stdout] 116af40449615fc28a83f503008c8750a780a077d236bc28a3840795c4e37dc9
Dec 05 14:22:55.612 INFO running `"docker" "start" "-a" "116af40449615fc28a83f503008c8750a780a077d236bc28a3840795c4e37dc9"`
Dec 05 14:22:56.003 INFO [stderr] usermod: no changes
Dec 05 14:22:56.030 INFO [stderr]    Compiling bf v0.0.1 (/source)
Dec 05 14:22:56.348 INFO [stderr] warning: unused import: `std::io::Read`
Dec 05 14:22:56.348 INFO [stderr]  --> src/main.rs:2:5
Dec 05 14:22:56.348 INFO [stderr]   |
Dec 05 14:22:56.348 INFO [stderr] 2 | use std::io::Read;
Dec 05 14:22:56.348 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 05 14:22:56.348 INFO [stderr]   |
Dec 05 14:22:56.348 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 14:22:56.348 INFO [stderr] 
Dec 05 14:22:56.353 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 14:22:56.353 INFO [stderr]   --> src/main.rs:14:22
Dec 05 14:22:56.353 INFO [stderr]    |
Dec 05 14:22:56.353 INFO [stderr] 14 |             b'.' => {output.write(&mut buffer[mptr .. mptr+1]);},
Dec 05 14:22:56.353 INFO [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:22:56.353 INFO [stderr]    |
Dec 05 14:22:56.353 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 14:22:56.353 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 14:22:56.353 INFO [stderr] 
Dec 05 14:22:56.808 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
Dec 05 14:22:56.808 INFO [stderr] su: No module specific data is present
Dec 05 14:22:57.100 INFO running `"docker" "inspect" "116af40449615fc28a83f503008c8750a780a077d236bc28a3840795c4e37dc9"`
Dec 05 14:22:57.245 INFO running `"docker" "rm" "-f" "116af40449615fc28a83f503008c8750a780a077d236bc28a3840795c4e37dc9"`
Dec 05 14:22:57.459 INFO [stdout] 116af40449615fc28a83f503008c8750a780a077d236bc28a3840795c4e37dc9