Dec 15 15:08:40.386 INFO testing fec-0.1.0 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 15:08:40.386 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 15 15:08:40.582 INFO [stdout] 7cab64da1ced929958c0805666b155fe78bb5b772b21762c08ba03ca7abe53b3
Dec 15 15:08:40.593 INFO running `"docker" "start" "-a" "7cab64da1ced929958c0805666b155fe78bb5b772b21762c08ba03ca7abe53b3"`
Dec 15 15:08:41.171 INFO [stderr] usermod: no changes
Dec 15 15:08:41.203 INFO [stderr]    Compiling fec v0.1.0 (/source)
Dec 15 15:08:41.931 INFO [stderr] warning: method is never used: `len`
Dec 15 15:08:41.931 INFO [stderr]    --> src/convolutional/bit.rs:177:5
Dec 15 15:08:41.931 INFO [stderr]     |
Dec 15 15:08:41.931 INFO [stderr] 177 |     pub fn len(&self) -> usize {
Dec 15 15:08:41.931 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 15:08:41.931 INFO [stderr]     |
Dec 15 15:08:41.931 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 15 15:08:41.931 INFO [stderr] 
Dec 15 15:08:42.441 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
Dec 15 15:08:42.444 INFO [stderr] su: No module specific data is present
Dec 15 15:08:42.845 INFO running `"docker" "inspect" "7cab64da1ced929958c0805666b155fe78bb5b772b21762c08ba03ca7abe53b3"`
Dec 15 15:08:43.039 INFO running `"docker" "rm" "-f" "7cab64da1ced929958c0805666b155fe78bb5b772b21762c08ba03ca7abe53b3"`
Dec 15 15:08:43.286 INFO [stdout] 7cab64da1ced929958c0805666b155fe78bb5b772b21762c08ba03ca7abe53b3
Dec 15 15:08:43.286 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 15 15:08:43.727 INFO [stdout] ac2dd0ea5a4bc56e2c808d325e8776d2924da841c1f799e99daf2415acbae86a
Dec 15 15:08:43.727 INFO running `"docker" "start" "-a" "ac2dd0ea5a4bc56e2c808d325e8776d2924da841c1f799e99daf2415acbae86a"`
Dec 15 15:08:44.259 INFO [stderr] usermod: no changes
Dec 15 15:08:44.294 INFO [stderr]    Compiling fec v0.1.0 (/source)
Dec 15 15:08:45.135 INFO [stderr] warning: method is never used: `len`
Dec 15 15:08:45.135 INFO [stderr]    --> src/convolutional/bit.rs:177:5
Dec 15 15:08:45.135 INFO [stderr]     |
Dec 15 15:08:45.135 INFO [stderr] 177 |     pub fn len(&self) -> usize {
Dec 15 15:08:45.135 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 15:08:45.135 INFO [stderr]     |
Dec 15 15:08:45.135 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 15 15:08:45.135 INFO [stderr] 
Dec 15 15:08:45.404 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
Dec 15 15:08:45.412 INFO [stderr] su: No module specific data is present
Dec 15 15:08:45.691 INFO running `"docker" "inspect" "ac2dd0ea5a4bc56e2c808d325e8776d2924da841c1f799e99daf2415acbae86a"`
Dec 15 15:08:45.757 INFO running `"docker" "rm" "-f" "ac2dd0ea5a4bc56e2c808d325e8776d2924da841c1f799e99daf2415acbae86a"`
Dec 15 15:08:45.895 INFO [stdout] ac2dd0ea5a4bc56e2c808d325e8776d2924da841c1f799e99daf2415acbae86a
Dec 15 15:08:45.901 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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"`
Dec 15 15:08:46.112 INFO [stdout] bcd28fa656aabef02a728ddd79a7d9f0aaf8c0d697fa936b9f984f09143cdad7
Dec 15 15:08:46.114 INFO running `"docker" "start" "-a" "bcd28fa656aabef02a728ddd79a7d9f0aaf8c0d697fa936b9f984f09143cdad7"`
Dec 15 15:08:46.545 INFO [stderr] usermod: no changes
Dec 15 15:08:46.568 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 15 15:08:46.569 INFO [stderr]      Running /target/debug/deps/fec-920c80c06b5ec6e6
Dec 15 15:08:46.570 INFO [stdout] 
Dec 15 15:08:46.570 INFO [stdout] running 0 tests
Dec 15 15:08:46.570 INFO [stdout] 
Dec 15 15:08:46.570 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 15:08:46.570 INFO [stdout] 
Dec 15 15:08:46.571 INFO [stderr]    Doc-tests fec
Dec 15 15:08:47.437 INFO [stdout] 
Dec 15 15:08:47.437 INFO [stdout] running 0 tests
Dec 15 15:08:47.437 INFO [stdout] 
Dec 15 15:08:47.437 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 15:08:47.437 INFO [stdout] 
Dec 15 15:08:47.437 INFO [stderr] su: No module specific data is present
Dec 15 15:08:47.706 INFO running `"docker" "inspect" "bcd28fa656aabef02a728ddd79a7d9f0aaf8c0d697fa936b9f984f09143cdad7"`
Dec 15 15:08:47.780 INFO running `"docker" "rm" "-f" "bcd28fa656aabef02a728ddd79a7d9f0aaf8c0d697fa936b9f984f09143cdad7"`
Dec 15 15:08:47.856 INFO [stdout] bcd28fa656aabef02a728ddd79a7d9f0aaf8c0d697fa936b9f984f09143cdad7