Nov 27 18:46:49.569 INFO checking thomwiggers/decoder against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 27 18:46:49.569 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-6/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 27 18:46:50.113 INFO [stdout] b776fe03211b7741d3f1e998ebec7d32689684d9c576bc40ec2e7a655d650d76
Nov 27 18:46:50.118 INFO running `"docker" "start" "-a" "b776fe03211b7741d3f1e998ebec7d32689684d9c576bc40ec2e7a655d650d76"`
Nov 27 18:46:51.636 INFO [stderr] usermod: no changes
Nov 27 18:46:51.728 INFO [stderr]     Checking zero_one v0.1.0 (/source/zero_one)
Nov 27 18:46:52.149 INFO [stderr]     Checking bit_vector v0.1.0 (/source/bit_vector)
Nov 27 18:46:52.706 INFO [stderr]     Checking matrix v0.1.0 (/source/matrix)
Nov 27 18:46:53.710 INFO [stderr]     Checking decoder v0.1.0 (/source)
Nov 27 18:46:55.073 INFO [stderr] warning: unused arithmetic operation that must be used
Nov 27 18:46:55.073 INFO [stderr]    --> matrix/src/vector.rs:240:9
Nov 27 18:46:55.073 INFO [stderr]     |
Nov 27 18:46:55.073 INFO [stderr] 240 |         &Vector::from_vec(vec![0]) + &Vector::from_vec(vec![0, 1]);
Nov 27 18:46:55.073 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 18:46:55.073 INFO [stderr]     |
Nov 27 18:46:55.073 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 27 18:46:55.073 INFO [stderr] 
Nov 27 18:46:55.075 INFO [stderr] warning: unused arithmetic operation that must be used
Nov 27 18:46:55.075 INFO [stderr]    --> matrix/src/vector.rs:246:9
Nov 27 18:46:55.076 INFO [stderr]     |
Nov 27 18:46:55.076 INFO [stderr] 246 |         &Vector::from_vec(vec![0]) - &Vector::from_vec(vec![0, 1]);
Nov 27 18:46:55.076 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 18:46:55.076 INFO [stderr] 
Nov 27 18:46:55.079 INFO [stderr] warning: unused arithmetic operation that must be used
Nov 27 18:46:55.079 INFO [stderr]    --> matrix/src/matrix.rs:471:9
Nov 27 18:46:55.080 INFO [stderr]     |
Nov 27 18:46:55.080 INFO [stderr] 471 |         m1 + m2;
Nov 27 18:46:55.080 INFO [stderr]     |         ^^^^^^^
Nov 27 18:46:55.080 INFO [stderr] 
Nov 27 18:46:55.081 INFO [stderr] warning: unused arithmetic operation that must be used
Nov 27 18:46:55.081 INFO [stderr]    --> matrix/src/matrix.rs:479:9
Nov 27 18:46:55.081 INFO [stderr]     |
Nov 27 18:46:55.081 INFO [stderr] 479 |         m1 + m2;
Nov 27 18:46:55.081 INFO [stderr]     |         ^^^^^^^
Nov 27 18:46:55.081 INFO [stderr] 
Nov 27 18:46:55.129 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.47s
Nov 27 18:46:55.133 INFO [stderr] su: No module specific data is present
Nov 27 18:46:56.149 INFO running `"docker" "inspect" "b776fe03211b7741d3f1e998ebec7d32689684d9c576bc40ec2e7a655d650d76"`
Nov 27 18:46:56.399 INFO running `"docker" "rm" "-f" "b776fe03211b7741d3f1e998ebec7d32689684d9c576bc40ec2e7a655d650d76"`
Nov 27 18:46:56.757 INFO [stdout] b776fe03211b7741d3f1e998ebec7d32689684d9c576bc40ec2e7a655d650d76