Dec 06 21:57:14.593 INFO testing spectral-0.6.0 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 21:57:14.593 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 06 21:57:14.894 INFO [stdout] ad719d80ebc3d401aead96360b159e5c5b772ba5349f252db970e9868dda2fd3
Dec 06 21:57:14.899 INFO running `"docker" "start" "-a" "ad719d80ebc3d401aead96360b159e5c5b772ba5349f252db970e9868dda2fd3"`
Dec 06 21:57:15.627 INFO [stderr] usermod: no changes
Dec 06 21:57:15.736 INFO [stderr]    Compiling spectral v0.6.0 (/source)
Dec 06 21:57:16.960 INFO [stderr] warning: variable does not need to be mutable
Dec 06 21:57:16.960 INFO [stderr]    --> src/lib.rs:318:13
Dec 06 21:57:16.960 INFO [stderr]     |
Dec 06 21:57:16.960 INFO [stderr] 318 |         let mut assertion = self;
Dec 06 21:57:16.960 INFO [stderr]     |             ----^^^^^^^^^
Dec 06 21:57:16.960 INFO [stderr]     |             |
Dec 06 21:57:16.960 INFO [stderr]     |             help: remove this `mut`
Dec 06 21:57:16.960 INFO [stderr]     |
Dec 06 21:57:16.960 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 06 21:57:16.960 INFO [stderr] 
Dec 06 21:57:16.960 INFO [stderr] warning: variable does not need to be mutable
Dec 06 21:57:16.960 INFO [stderr]    --> src/lib.rs:326:13
Dec 06 21:57:16.960 INFO [stderr]     |
Dec 06 21:57:16.960 INFO [stderr] 326 |         let mut assertion = self;
Dec 06 21:57:16.960 INFO [stderr]     |             ----^^^^^^^^^
Dec 06 21:57:16.960 INFO [stderr]     |             |
Dec 06 21:57:16.960 INFO [stderr]     |             help: remove this `mut`
Dec 06 21:57:16.960 INFO [stderr] 
Dec 06 21:57:17.331 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.67s
Dec 06 21:57:17.334 INFO [stderr] su: No module specific data is present
Dec 06 21:57:17.948 INFO running `"docker" "inspect" "ad719d80ebc3d401aead96360b159e5c5b772ba5349f252db970e9868dda2fd3"`
Dec 06 21:57:18.257 INFO running `"docker" "rm" "-f" "ad719d80ebc3d401aead96360b159e5c5b772ba5349f252db970e9868dda2fd3"`
Dec 06 21:57:18.624 INFO [stdout] ad719d80ebc3d401aead96360b159e5c5b772ba5349f252db970e9868dda2fd3
Dec 06 21:57:18.626 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 06 21:57:19.012 INFO [stdout] a947737c86039b766f4aa987e8f91ddbaad62383d9cc0abaf1afa9584ff4003e
Dec 06 21:57:19.014 INFO running `"docker" "start" "-a" "a947737c86039b766f4aa987e8f91ddbaad62383d9cc0abaf1afa9584ff4003e"`
Dec 06 21:57:20.603 INFO [stderr] usermod: no changes
Dec 06 21:57:20.700 INFO [stderr]    Compiling spectral v0.6.0 (/source)
Dec 06 21:57:22.083 INFO [stderr] warning: variable does not need to be mutable
Dec 06 21:57:22.083 INFO [stderr]    --> src/lib.rs:318:13
Dec 06 21:57:22.083 INFO [stderr]     |
Dec 06 21:57:22.083 INFO [stderr] 318 |         let mut assertion = self;
Dec 06 21:57:22.083 INFO [stderr]     |             ----^^^^^^^^^
Dec 06 21:57:22.083 INFO [stderr]     |             |
Dec 06 21:57:22.083 INFO [stderr]     |             help: remove this `mut`
Dec 06 21:57:22.083 INFO [stderr]     |
Dec 06 21:57:22.083 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 06 21:57:22.083 INFO [stderr] 
Dec 06 21:57:22.083 INFO [stderr] warning: variable does not need to be mutable
Dec 06 21:57:22.083 INFO [stderr]    --> src/lib.rs:326:13
Dec 06 21:57:22.083 INFO [stderr]     |
Dec 06 21:57:22.083 INFO [stderr] 326 |         let mut assertion = self;
Dec 06 21:57:22.083 INFO [stderr]     |             ----^^^^^^^^^
Dec 06 21:57:22.083 INFO [stderr]     |             |
Dec 06 21:57:22.083 INFO [stderr]     |             help: remove this `mut`
Dec 06 21:57:22.083 INFO [stderr] 
Dec 06 21:57:25.841 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.20s
Dec 06 21:57:25.846 INFO [stderr] su: No module specific data is present
Dec 06 21:57:27.236 INFO running `"docker" "inspect" "a947737c86039b766f4aa987e8f91ddbaad62383d9cc0abaf1afa9584ff4003e"`
Dec 06 21:57:27.648 INFO running `"docker" "rm" "-f" "a947737c86039b766f4aa987e8f91ddbaad62383d9cc0abaf1afa9584ff4003e"`
Dec 06 21:57:28.019 INFO [stdout] a947737c86039b766f4aa987e8f91ddbaad62383d9cc0abaf1afa9584ff4003e