Dec 05 13:52:48.723 INFO checking ffsvm-0.6.2 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 13:52:48.723 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-5/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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"`
Dec 05 13:52:48.928 INFO [stdout] 5a0f87a8bc588345f5386314ef00451416fb8959015fcd4c8f6e7560e24cadad
Dec 05 13:52:48.932 INFO running `"docker" "start" "-a" "5a0f87a8bc588345f5386314ef00451416fb8959015fcd4c8f6e7560e24cadad"`
Dec 05 13:52:49.599 INFO [stderr] usermod: no changes
Dec 05 13:52:49.713 INFO [stderr]     Checking packed_simd v0.3.1
Dec 05 13:53:38.863 INFO [stderr]     Checking simd_aligned v0.1.3
Dec 05 13:53:39.659 INFO [stderr]     Checking ffsvm v0.6.2 (/source)
Dec 05 13:53:41.843 INFO [stderr] warning: the feature `tool_lints` has been stable since 1.31.0 and no longer requires an attribute to enable
Dec 05 13:53:41.843 INFO [stderr]   --> src/lib.rs:75:5
Dec 05 13:53:41.843 INFO [stderr]    |
Dec 05 13:53:41.843 INFO [stderr] 75 |     tool_lints
Dec 05 13:53:41.843 INFO [stderr]    |     ^^^^^^^^^^
Dec 05 13:53:41.843 INFO [stderr]    |
Dec 05 13:53:41.843 INFO [stderr]    = note: #[warn(stable_features)] on by default
Dec 05 13:53:41.843 INFO [stderr] 
Dec 05 13:53:41.851 INFO [stderr] warning: outlives requirements can be inferred
Dec 05 13:53:41.851 INFO [stderr]   --> src/svm/core/mod.rs:26:37
Dec 05 13:53:41.851 INFO [stderr]    |
Dec 05 13:53:41.851 INFO [stderr] 26 |   pub struct SVMCore<K, M32, V32, V64>
Dec 05 13:53:41.851 INFO [stderr]    |  _____________________________________^
Dec 05 13:53:41.851 INFO [stderr] 27 | | where
Dec 05 13:53:41.851 INFO [stderr] 28 | |     K: ?Sized,
Dec 05 13:53:41.851 INFO [stderr]    | |_____________^ help: remove these bounds
Dec 05 13:53:41.851 INFO [stderr]    |
Dec 05 13:53:41.851 INFO [stderr] note: lint level defined here
Dec 05 13:53:41.851 INFO [stderr]   --> src/lib.rs:77:27
Dec 05 13:53:41.851 INFO [stderr]    |
Dec 05 13:53:41.851 INFO [stderr] 77 | #![warn(rust_2018_idioms, explicit_outlives_requirements)]
Dec 05 13:53:41.851 INFO [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:53:41.851 INFO [stderr] 
Dec 05 13:53:42.045 INFO [stderr] warning: the feature `tool_lints` has been stable since 1.31.0 and no longer requires an attribute to enable
Dec 05 13:53:42.046 INFO [stderr]   --> src/lib.rs:75:5
Dec 05 13:53:42.046 INFO [stderr]    |
Dec 05 13:53:42.046 INFO [stderr] 75 |     tool_lints
Dec 05 13:53:42.046 INFO [stderr]    |     ^^^^^^^^^^
Dec 05 13:53:42.046 INFO [stderr]    |
Dec 05 13:53:42.046 INFO [stderr]    = note: #[warn(stable_features)] on by default
Dec 05 13:53:42.046 INFO [stderr] 
Dec 05 13:53:42.060 INFO [stderr] warning: outlives requirements can be inferred
Dec 05 13:53:42.060 INFO [stderr]   --> src/svm/core/mod.rs:26:37
Dec 05 13:53:42.060 INFO [stderr]    |
Dec 05 13:53:42.060 INFO [stderr] 26 |   pub struct SVMCore<K, M32, V32, V64>
Dec 05 13:53:42.060 INFO [stderr]    |  _____________________________________^
Dec 05 13:53:42.060 INFO [stderr] 27 | | where
Dec 05 13:53:42.060 INFO [stderr] 28 | |     K: ?Sized,
Dec 05 13:53:42.060 INFO [stderr]    | |_____________^ help: remove these bounds
Dec 05 13:53:42.060 INFO [stderr]    |
Dec 05 13:53:42.060 INFO [stderr] note: lint level defined here
Dec 05 13:53:42.060 INFO [stderr]   --> src/lib.rs:77:27
Dec 05 13:53:42.060 INFO [stderr]    |
Dec 05 13:53:42.060 INFO [stderr] 77 | #![warn(rust_2018_idioms, explicit_outlives_requirements)]
Dec 05 13:53:42.060 INFO [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:53:42.060 INFO [stderr] 
Dec 05 13:53:45.916 INFO [stderr] warning: variable does not need to be mutable
Dec 05 13:53:45.916 INFO [stderr]   --> benches/svm_sparse.rs:22:13
Dec 05 13:53:45.916 INFO [stderr]    |
Dec 05 13:53:45.916 INFO [stderr] 22 |         let mut svm = SparseSVM::try_from(&raw_model).unwrap();
Dec 05 13:53:45.916 INFO [stderr]    |             ----^^^
Dec 05 13:53:45.916 INFO [stderr]    |             |
Dec 05 13:53:45.916 INFO [stderr]    |             help: remove this `mut`
Dec 05 13:53:45.916 INFO [stderr]    |
Dec 05 13:53:45.916 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 13:53:45.916 INFO [stderr] 
Dec 05 13:53:45.958 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.34s
Dec 05 13:53:45.964 INFO [stderr] su: No module specific data is present
Dec 05 13:53:46.339 INFO running `"docker" "inspect" "5a0f87a8bc588345f5386314ef00451416fb8959015fcd4c8f6e7560e24cadad"`
Dec 05 13:53:46.482 INFO running `"docker" "rm" "-f" "5a0f87a8bc588345f5386314ef00451416fb8959015fcd4c8f6e7560e24cadad"`
Dec 05 13:53:46.618 INFO [stdout] 5a0f87a8bc588345f5386314ef00451416fb8959015fcd4c8f6e7560e24cadad