Nov 06 12:38:45.974 INFO checking thomwiggers/decoder against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a+rustflags=-Dduplicate_associated_type_bindings for pr-55687
Nov 06 12:38:45.974 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-0/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a+rustflags=-Dduplicate_associated_type_bindings:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a+rustflags=-Dduplicate_associated_type_bindings:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dduplicate_associated_type_bindings" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 06 12:38:46.409 INFO blam! bbc80c9e33e7fab0189ae5d9e94e46ad19464237e73019f8e4053c0896b12c2f
Nov 06 12:38:46.417 INFO running `"docker" "start" "-a" "bbc80c9e33e7fab0189ae5d9e94e46ad19464237e73019f8e4053c0896b12c2f"`
Nov 06 12:38:48.003 INFO kablam! usermod: no changes
Nov 06 12:38:48.142 INFO kablam!     Checking zero_one v0.1.0 (/source/zero_one)
Nov 06 12:38:48.472 INFO kablam!     Checking bit_vector v0.1.0 (/source/bit_vector)
Nov 06 12:38:48.944 INFO kablam!     Checking matrix v0.1.0 (/source/matrix)
Nov 06 12:38:50.150 INFO kablam!     Checking decoder v0.1.0 (/source)
Nov 06 12:38:51.344 INFO kablam! warning: unused arithmetic operation that must be used
Nov 06 12:38:51.344 INFO kablam!    --> matrix/src/vector.rs:240:9
Nov 06 12:38:51.344 INFO kablam!     |
Nov 06 12:38:51.344 INFO kablam! 240 |         &Vector::from_vec(vec![0]) + &Vector::from_vec(vec![0, 1]);
Nov 06 12:38:51.344 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 12:38:51.344 INFO kablam!     |
Nov 06 12:38:51.344 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 06 12:38:51.344 INFO kablam! 
Nov 06 12:38:51.344 INFO kablam! warning: unused arithmetic operation that must be used
Nov 06 12:38:51.344 INFO kablam!    --> matrix/src/vector.rs:246:9
Nov 06 12:38:51.344 INFO kablam!     |
Nov 06 12:38:51.344 INFO kablam! 246 |         &Vector::from_vec(vec![0]) - &Vector::from_vec(vec![0, 1]);
Nov 06 12:38:51.344 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 12:38:51.344 INFO kablam! 
Nov 06 12:38:51.352 INFO kablam! warning: unused arithmetic operation that must be used
Nov 06 12:38:51.352 INFO kablam!    --> matrix/src/matrix.rs:471:9
Nov 06 12:38:51.352 INFO kablam!     |
Nov 06 12:38:51.352 INFO kablam! 471 |         m1 + m2;
Nov 06 12:38:51.352 INFO kablam!     |         ^^^^^^^
Nov 06 12:38:51.352 INFO kablam! 
Nov 06 12:38:51.352 INFO kablam! warning: unused arithmetic operation that must be used
Nov 06 12:38:51.352 INFO kablam!    --> matrix/src/matrix.rs:479:9
Nov 06 12:38:51.352 INFO kablam!     |
Nov 06 12:38:51.352 INFO kablam! 479 |         m1 + m2;
Nov 06 12:38:51.352 INFO kablam!     |         ^^^^^^^
Nov 06 12:38:51.352 INFO kablam! 
Nov 06 12:38:51.411 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.37s
Nov 06 12:38:51.415 INFO kablam! su: No module specific data is present
Nov 06 12:38:52.268 INFO running `"docker" "rm" "-f" "bbc80c9e33e7fab0189ae5d9e94e46ad19464237e73019f8e4053c0896b12c2f"`
Nov 06 12:38:52.572 INFO blam! bbc80c9e33e7fab0189ae5d9e94e46ad19464237e73019f8e4053c0896b12c2f