Dec 05 14:27:33.964 INFO checking dolphin-0.1.0-alpha.1 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 14:27:33.964 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 14:27:34.268 INFO [stdout] c8a0d97947fef8c2e0b6b009185c1f213a5d481ef448f0aebe58506324ea3c9a
Dec 05 14:27:34.276 INFO running `"docker" "start" "-a" "c8a0d97947fef8c2e0b6b009185c1f213a5d481ef448f0aebe58506324ea3c9a"`
Dec 05 14:27:35.451 INFO [stderr] usermod: no changes
Dec 05 14:27:35.725 INFO [stderr]     Checking crossbeam-utils v0.5.0
Dec 05 14:27:36.651 INFO [stderr]     Checking crossbeam-epoch v0.5.2
Dec 05 14:27:37.531 INFO [stderr]     Checking dolphin v0.1.0-alpha.1 (/source)
Dec 05 14:27:40.995 INFO [stderr] warning: method is never used: `dec_progress`
Dec 05 14:27:40.995 INFO [stderr]     --> src/containers/hash_map.rs:1433:5
Dec 05 14:27:40.995 INFO [stderr]      |
Dec 05 14:27:40.995 INFO [stderr] 1433 |     fn dec_progress(&self) {
Dec 05 14:27:40.995 INFO [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:27:40.995 INFO [stderr]      |
Dec 05 14:27:40.995 INFO [stderr]      = note: #[warn(dead_code)] on by default
Dec 05 14:27:40.995 INFO [stderr] 
Dec 05 14:27:40.995 INFO [stderr] warning: method is never used: `is_key`
Dec 05 14:27:40.995 INFO [stderr]     --> src/containers/hash_map.rs:1755:5
Dec 05 14:27:40.995 INFO [stderr]      |
Dec 05 14:27:40.995 INFO [stderr] 1755 |     fn is_key(&self) -> bool {
Dec 05 14:27:40.995 INFO [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:27:40.995 INFO [stderr] 
Dec 05 14:27:40.995 INFO [stderr] warning: method is never used: `is_value`
Dec 05 14:27:40.995 INFO [stderr]     --> src/containers/hash_map.rs:1811:5
Dec 05 14:27:40.995 INFO [stderr]      |
Dec 05 14:27:40.995 INFO [stderr] 1811 |     fn is_value(&self) -> bool {
Dec 05 14:27:40.995 INFO [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:27:40.995 INFO [stderr] 
Dec 05 14:27:40.995 INFO [stderr] warning: method is never used: `moving_hash`
Dec 05 14:27:40.995 INFO [stderr]     --> src/containers/hash_map.rs:1819:5
Dec 05 14:27:40.995 INFO [stderr]      |
Dec 05 14:27:40.995 INFO [stderr] 1819 |     fn moving_hash(&self) -> Option<u64> {
Dec 05 14:27:40.995 INFO [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:27:40.995 INFO [stderr] 
Dec 05 14:27:40.995 INFO [stderr] warning: method is never used: `value`
Dec 05 14:27:40.995 INFO [stderr]     --> src/containers/hash_map.rs:1826:5
Dec 05 14:27:40.995 INFO [stderr]      |
Dec 05 14:27:40.995 INFO [stderr] 1826 |     fn value(&self) -> Option<&V> {
Dec 05 14:27:40.995 INFO [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:27:40.995 INFO [stderr] 
Dec 05 14:27:41.231 INFO [stderr] warning: method is never used: `dec_progress`
Dec 05 14:27:41.231 INFO [stderr]     --> src/containers/hash_map.rs:1433:5
Dec 05 14:27:41.231 INFO [stderr]      |
Dec 05 14:27:41.231 INFO [stderr] 1433 |     fn dec_progress(&self) {
Dec 05 14:27:41.231 INFO [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:27:41.231 INFO [stderr]      |
Dec 05 14:27:41.231 INFO [stderr]      = note: #[warn(dead_code)] on by default
Dec 05 14:27:41.231 INFO [stderr] 
Dec 05 14:27:41.231 INFO [stderr] warning: method is never used: `is_key`
Dec 05 14:27:41.231 INFO [stderr]     --> src/containers/hash_map.rs:1755:5
Dec 05 14:27:41.231 INFO [stderr]      |
Dec 05 14:27:41.231 INFO [stderr] 1755 |     fn is_key(&self) -> bool {
Dec 05 14:27:41.231 INFO [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:27:41.231 INFO [stderr] 
Dec 05 14:27:41.231 INFO [stderr] warning: method is never used: `is_value`
Dec 05 14:27:41.231 INFO [stderr]     --> src/containers/hash_map.rs:1811:5
Dec 05 14:27:41.231 INFO [stderr]      |
Dec 05 14:27:41.231 INFO [stderr] 1811 |     fn is_value(&self) -> bool {
Dec 05 14:27:41.231 INFO [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:27:41.231 INFO [stderr] 
Dec 05 14:27:41.231 INFO [stderr] warning: method is never used: `moving_hash`
Dec 05 14:27:41.231 INFO [stderr]     --> src/containers/hash_map.rs:1819:5
Dec 05 14:27:41.231 INFO [stderr]      |
Dec 05 14:27:41.231 INFO [stderr] 1819 |     fn moving_hash(&self) -> Option<u64> {
Dec 05 14:27:41.231 INFO [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:27:41.231 INFO [stderr] 
Dec 05 14:27:41.231 INFO [stderr] warning: method is never used: `value`
Dec 05 14:27:41.231 INFO [stderr]     --> src/containers/hash_map.rs:1826:5
Dec 05 14:27:41.231 INFO [stderr]      |
Dec 05 14:27:41.231 INFO [stderr] 1826 |     fn value(&self) -> Option<&V> {
Dec 05 14:27:41.231 INFO [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:27:41.231 INFO [stderr] 
Dec 05 14:27:41.275 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.78s
Dec 05 14:27:41.281 INFO [stderr] su: No module specific data is present
Dec 05 14:27:42.251 INFO running `"docker" "inspect" "c8a0d97947fef8c2e0b6b009185c1f213a5d481ef448f0aebe58506324ea3c9a"`
Dec 05 14:27:42.525 INFO running `"docker" "rm" "-f" "c8a0d97947fef8c2e0b6b009185c1f213a5d481ef448f0aebe58506324ea3c9a"`
Dec 05 14:27:42.825 INFO [stdout] c8a0d97947fef8c2e0b6b009185c1f213a5d481ef448f0aebe58506324ea3c9a