Dec 15 03:40:11.365 INFO testing nff-0.1.2 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 03:40:11.365 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 03:40:12.073 INFO [stdout] 3a7ed038ca35c08bd31229601478ce32e8df285840bed50d05d62d37a0506caf
Dec 15 03:40:12.080 INFO running `"docker" "start" "-a" "3a7ed038ca35c08bd31229601478ce32e8df285840bed50d05d62d37a0506caf"`
Dec 15 03:40:13.441 INFO [stderr] usermod: no changes
Dec 15 03:40:13.476 INFO [stderr]    Compiling nff v0.1.2 (/source)
Dec 15 03:40:14.137 INFO [stderr] warning: variable does not need to be mutable
Dec 15 03:40:14.137 INFO [stderr]   --> src/lib.rs:61:17
Dec 15 03:40:14.137 INFO [stderr]    |
Dec 15 03:40:14.137 INFO [stderr] 61 |             let mut rhs = side.next().expect("Missing right hand side").trim().chars();
Dec 15 03:40:14.137 INFO [stderr]    |                 ----^^^
Dec 15 03:40:14.137 INFO [stderr]    |                 |
Dec 15 03:40:14.137 INFO [stderr]    |                 help: remove this `mut`
Dec 15 03:40:14.137 INFO [stderr]    |
Dec 15 03:40:14.137 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 15 03:40:14.137 INFO [stderr] 
Dec 15 03:40:15.603 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.14s
Dec 15 03:40:15.607 INFO [stderr] su: No module specific data is present
Dec 15 03:40:15.864 INFO running `"docker" "inspect" "3a7ed038ca35c08bd31229601478ce32e8df285840bed50d05d62d37a0506caf"`
Dec 15 03:40:15.968 INFO running `"docker" "rm" "-f" "3a7ed038ca35c08bd31229601478ce32e8df285840bed50d05d62d37a0506caf"`
Dec 15 03:40:16.095 INFO [stdout] 3a7ed038ca35c08bd31229601478ce32e8df285840bed50d05d62d37a0506caf
Dec 15 03:40:16.099 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 03:40:16.284 INFO [stdout] 3c47de1eb025f7944987414abe69f2ecfc2c557508141602d1bc0c4443421881
Dec 15 03:40:16.289 INFO running `"docker" "start" "-a" "3c47de1eb025f7944987414abe69f2ecfc2c557508141602d1bc0c4443421881"`
Dec 15 03:40:16.824 INFO [stderr] usermod: no changes
Dec 15 03:40:16.876 INFO [stderr]    Compiling nff v0.1.2 (/source)
Dec 15 03:40:17.696 INFO [stderr] warning: variable does not need to be mutable
Dec 15 03:40:17.696 INFO [stderr]   --> src/lib.rs:61:17
Dec 15 03:40:17.696 INFO [stderr]    |
Dec 15 03:40:17.696 INFO [stderr] 61 |             let mut rhs = side.next().expect("Missing right hand side").trim().chars();
Dec 15 03:40:17.696 INFO [stderr]    |                 ----^^^
Dec 15 03:40:17.696 INFO [stderr]    |                 |
Dec 15 03:40:17.696 INFO [stderr]    |                 help: remove this `mut`
Dec 15 03:40:17.696 INFO [stderr]    |
Dec 15 03:40:17.696 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 15 03:40:17.696 INFO [stderr] 
Dec 15 03:40:18.087 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
Dec 15 03:40:18.087 INFO [stderr] su: No module specific data is present
Dec 15 03:40:18.391 INFO running `"docker" "inspect" "3c47de1eb025f7944987414abe69f2ecfc2c557508141602d1bc0c4443421881"`
Dec 15 03:40:18.468 INFO running `"docker" "rm" "-f" "3c47de1eb025f7944987414abe69f2ecfc2c557508141602d1bc0c4443421881"`
Dec 15 03:40:18.544 INFO [stdout] 3c47de1eb025f7944987414abe69f2ecfc2c557508141602d1bc0c4443421881
Dec 15 03:40:18.546 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 03:40:18.785 INFO [stdout] fd871c3063a00ff6a30b5eba2f706f355bcb7a0df545adb0a9a09c0203bec6c5
Dec 15 03:40:18.785 INFO running `"docker" "start" "-a" "fd871c3063a00ff6a30b5eba2f706f355bcb7a0df545adb0a9a09c0203bec6c5"`
Dec 15 03:40:19.188 INFO [stderr] usermod: no changes
Dec 15 03:40:19.189 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 15 03:40:19.191 INFO [stderr]      Running /target/debug/deps/nff-6c2b657c9de479d2
Dec 15 03:40:19.195 INFO [stderr]      Running /target/debug/deps/nff-cbccd0a67e7b4010
Dec 15 03:40:19.195 INFO [stdout] 
Dec 15 03:40:19.195 INFO [stdout] running 0 tests
Dec 15 03:40:19.195 INFO [stdout] 
Dec 15 03:40:19.195 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 03:40:19.195 INFO [stdout] 
Dec 15 03:40:19.200 INFO [stdout] 
Dec 15 03:40:19.200 INFO [stdout] running 0 tests
Dec 15 03:40:19.200 INFO [stdout] 
Dec 15 03:40:19.200 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 03:40:19.200 INFO [stdout] 
Dec 15 03:40:19.200 INFO [stderr]    Doc-tests nff
Dec 15 03:40:20.086 INFO [stdout] 
Dec 15 03:40:20.086 INFO [stdout] running 0 tests
Dec 15 03:40:20.086 INFO [stdout] 
Dec 15 03:40:20.086 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 03:40:20.086 INFO [stdout] 
Dec 15 03:40:20.093 INFO [stderr] su: No module specific data is present
Dec 15 03:40:20.419 INFO running `"docker" "inspect" "fd871c3063a00ff6a30b5eba2f706f355bcb7a0df545adb0a9a09c0203bec6c5"`
Dec 15 03:40:20.523 INFO running `"docker" "rm" "-f" "fd871c3063a00ff6a30b5eba2f706f355bcb7a0df545adb0a9a09c0203bec6c5"`
Dec 15 03:40:20.651 INFO [stdout] fd871c3063a00ff6a30b5eba2f706f355bcb7a0df545adb0a9a09c0203bec6c5