[INFO] crate dolphin 0.1.0-alpha.1 is already in cache
[INFO] extracting crate dolphin 0.1.0-alpha.1 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/dolphin/0.1.0-alpha.1
[INFO] extracting crate dolphin 0.1.0-alpha.1 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/dolphin/0.1.0-alpha.1
[INFO] validating manifest of dolphin-0.1.0-alpha.1 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dolphin-0.1.0-alpha.1 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dolphin-0.1.0-alpha.1
[INFO] finished frobbing dolphin-0.1.0-alpha.1
[INFO] frobbed toml for dolphin-0.1.0-alpha.1 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/dolphin/0.1.0-alpha.1/Cargo.toml
[INFO] started frobbing dolphin-0.1.0-alpha.1
[INFO] finished frobbing dolphin-0.1.0-alpha.1
[INFO] frobbed toml for dolphin-0.1.0-alpha.1 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/dolphin/0.1.0-alpha.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing dolphin-0.1.0-alpha.1 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/dolphin/0.1.0-alpha.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] 0bb50284db66baac815c9eb61f72eefdd0fd6d0b9becd00060dee90c80b4e8ed
[INFO] running `"docker" "start" "-a" "0bb50284db66baac815c9eb61f72eefdd0fd6d0b9becd00060dee90c80b4e8ed"`
[INFO] [stderr]    Compiling crossbeam-utils v0.5.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.5.2
[INFO] [stderr]    Compiling dolphin v0.1.0-alpha.1 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `dec_progress`
[INFO] [stderr]     --> src/containers/hash_map.rs:1433:5
[INFO] [stderr]      |
[INFO] [stderr] 1433 |     fn dec_progress(&self) {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_key`
[INFO] [stderr]     --> src/containers/hash_map.rs:1755:5
[INFO] [stderr]      |
[INFO] [stderr] 1755 |     fn is_key(&self) -> bool {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_value`
[INFO] [stderr]     --> src/containers/hash_map.rs:1811:5
[INFO] [stderr]      |
[INFO] [stderr] 1811 |     fn is_value(&self) -> bool {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `moving_hash`
[INFO] [stderr]     --> src/containers/hash_map.rs:1819:5
[INFO] [stderr]      |
[INFO] [stderr] 1819 |     fn moving_hash(&self) -> Option<u64> {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `value`
[INFO] [stderr]     --> src/containers/hash_map.rs:1826:5
[INFO] [stderr]      |
[INFO] [stderr] 1826 |     fn value(&self) -> Option<&V> {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.76s
[INFO] running `"docker" "inspect" "0bb50284db66baac815c9eb61f72eefdd0fd6d0b9becd00060dee90c80b4e8ed"`
[INFO] running `"docker" "rm" "-f" "0bb50284db66baac815c9eb61f72eefdd0fd6d0b9becd00060dee90c80b4e8ed"`
[INFO] [stdout] 0bb50284db66baac815c9eb61f72eefdd0fd6d0b9becd00060dee90c80b4e8ed
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/dolphin/0.1.0-alpha.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] e996f9df3ef8962e3c7ec4cbae79b55c2e2de23b434a8a5ace452296006a4d8a
[INFO] running `"docker" "start" "-a" "e996f9df3ef8962e3c7ec4cbae79b55c2e2de23b434a8a5ace452296006a4d8a"`
[INFO] [stderr]    Compiling dolphin v0.1.0-alpha.1 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `dec_progress`
[INFO] [stderr]     --> src/containers/hash_map.rs:1433:5
[INFO] [stderr]      |
[INFO] [stderr] 1433 |     fn dec_progress(&self) {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_key`
[INFO] [stderr]     --> src/containers/hash_map.rs:1755:5
[INFO] [stderr]      |
[INFO] [stderr] 1755 |     fn is_key(&self) -> bool {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_value`
[INFO] [stderr]     --> src/containers/hash_map.rs:1811:5
[INFO] [stderr]      |
[INFO] [stderr] 1811 |     fn is_value(&self) -> bool {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `moving_hash`
[INFO] [stderr]     --> src/containers/hash_map.rs:1819:5
[INFO] [stderr]      |
[INFO] [stderr] 1819 |     fn moving_hash(&self) -> Option<u64> {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `value`
[INFO] [stderr]     --> src/containers/hash_map.rs:1826:5
[INFO] [stderr]      |
[INFO] [stderr] 1826 |     fn value(&self) -> Option<&V> {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `"docker" "inspect" "e996f9df3ef8962e3c7ec4cbae79b55c2e2de23b434a8a5ace452296006a4d8a"`
[INFO] running `"docker" "rm" "-f" "e996f9df3ef8962e3c7ec4cbae79b55c2e2de23b434a8a5ace452296006a4d8a"`
[INFO] [stdout] e996f9df3ef8962e3c7ec4cbae79b55c2e2de23b434a8a5ace452296006a4d8a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/dolphin/0.1.0-alpha.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] 04f6abeba9fc94606b6a34dc80c2570bf8e0d6148aa0bec3d8ca8ebfd335f715
[INFO] running `"docker" "start" "-a" "04f6abeba9fc94606b6a34dc80c2570bf8e0d6148aa0bec3d8ca8ebfd335f715"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dolphin-975aa02aaa2689bd
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dolphin
[INFO] [stdout] 
[INFO] [stdout] running 50 tests
[INFO] [stdout] test src/containers/atomic.rs - containers::atomic::AtomicPtr<T>::inner (line 84) ... ok
[INFO] [stdout] test src/containers/atomic.rs - containers::atomic::AtomicPtr<T>::deref (line 327) ... ok
[INFO] [stdout] test src/containers/atomic.rs - containers::atomic::AtomicPtr<T>::as_ref (line 295) ... ok
[INFO] [stdout] test src/containers/atomic.rs - containers::atomic::AtomicPtr<T>::new (line 69) ... ok
[INFO] [stdout] test src/containers/atomic.rs - containers::atomic::AtomicPtr<T>::is_null (line 262) ... ok
[INFO] [stdout] test src/containers/atomic.rs - containers::atomic::AtomicPtr<T>::load (line 111) ... ok
[INFO] [stdout] test src/containers/atomic.rs - containers::atomic::AtomicPtr<T>::compare_and_set (line 222) ... ok
[INFO] [stdout] test src/containers/atomic.rs - containers::atomic::AtomicPtr (line 25) ... ok
[INFO] [stdout] test src/containers/atomic.rs - containers::atomic::AtomicPtr<T>::null (line 51) ... ok
[INFO] [stdout] test src/containers/atomic.rs - containers::atomic::AtomicPtr<T>::swap (line 180) ... ok
[INFO] [stdout] test src/containers/hash_map.rs - containers::hash_map::HashMap<K, V, RandomState>::with_capacity (line 127) ... ok
[INFO] [stdout] test src/containers/hash_map.rs - containers::hash_map::HashMap<K, V, S>::clear (line 501) ... ok
[INFO] [stdout] test src/containers/hash_map.rs - containers::hash_map::HashMap<K, V, S>::capacity (line 232) ... ok
[INFO] [stdout] test src/containers/hash_map.rs - containers::hash_map::HashMap<K, V, RandomState>::new (line 111) ... ok
[INFO] [stdout] test src/containers/atomic.rs - containers::atomic::AtomicPtr<T>::store (line 143) ... ok
[INFO] [stdout] test src/containers/hash_map.rs - containers::hash_map::HashMap<K, V, S>::contains_key (line 705) ... ok
[INFO] [stdout] test src/containers/hash_map.rs - containers::hash_map::HashMap<K, V, S>::drain (line 456) ... ok
[INFO] [stdout] test src/containers/hash_map.rs - containers::hash_map::HashMap<K, V, S>::get (line 536) ... ok
[INFO] [stdout] test src/containers/hash_map.rs - containers::hash_map::HashMap<K, V, S>::insert (line 746) ... ok
[INFO] [stdout] test src/containers/hash_map.rs - containers::hash_map::HashMap<K, V, S>::hasher (line 212) ... ok
[INFO] [stdout] test src/containers/hash_map.rs - containers::hash_map::HashMap<K, V, S>::get_key_value (line 616) ... ok
[INFO] [stdout] test src/containers/hash_map.rs - containers::hash_map::HashMap<K, V, S>::is_empty (line 424) ... ok
[INFO] [stdout] test src/containers/hash_map.rs - containers::hash_map::HashMap<K, V, S>::len (line 406) ... ok
[INFO] [stdout] test src/containers/hash_map.rs - containers::hash_map::HashMap<K, V, S>::iter (line 377) ... ok
[INFO] [stdout] test src/containers/hash_map.rs - containers::hash_map::HashMap<K, V, S>::keys (line 310) ... ok
[INFO] [stdout] test src/containers/hash_map.rs - containers::hash_map::HashMap<K, V, S>::remove (line 881) ... ok
[INFO] [stdout] test src/containers/hash_map.rs - containers::hash_map::HashMap<K, V, S>::remove_entry (line 974) ... ok
[INFO] [stdout] test src/containers/hash_map.rs - containers::hash_map::HashMap<K, V, S>::retain (line 1068) ... ok
[INFO] [stdout] test src/containers/hash_map.rs - containers::hash_map::HashMap<K, V, S>::reserve (line 260) ... ok
[INFO] [stdout] test src/containers/hash_map.rs - containers::hash_map::HashMap<K, V, S>::values (line 343) ... ok
[INFO] [stdout] test src/containers/hash_map.rs - containers::hash_map::HashMap<K, V, S>::try_reserve (line 282) ... ok
[INFO] [stdout] test src/db.rs - db::DB (line 14) ... ok
[INFO] [stdout] test src/containers/hash_map.rs - containers::hash_map::HashMap<K, V, S>::with_hasher (line 151) ... ok
[INFO] [stdout] test src/containers/hash_map.rs - containers::hash_map::HashMap<K, V, S>::with_capacity_and_hasher (line 179) ... ok
[INFO] [stdout] test src/db.rs - db::DB::delete (line 125) ... ok
[INFO] [stdout] test src/db.rs - db::DB::set (line 87) ... ok
[INFO] [stdout] test src/db.rs - db::DB::get (line 50) ... ok
[INFO] [stdout] test src/db.rs - db::DBBuilder (line 167) ... ok
[INFO] [stdout] test src/db.rs - db::DBBuilder::build (line 217) ... ok
[INFO] [stdout] test src/db.rs - db::DBBuilder::index (line 293) ... ok
[INFO] [stdout] test src/db.rs - db::DBBuilder::new (line 198) ... ok
[INFO] [stdout] test src/db.rs - db::DBBuilder::storage (line 266) ... ok
[INFO] [stdout] test src/index/hash_map.rs - index::hash_map::HashMapBuilder::capacity (line 91) ... ok
[INFO] [stdout] test src/index/mod.rs - index::Index::delete (line 358) ... ok
[INFO] [stdout] test src/index/mod.rs - index::Index::get (line 313) ... ok
[INFO] [stdout] test src/index/mod.rs - index::Index::set (line 335) ... ok
[INFO] [stdout] test src/index/mod.rs - index::Index::iter (line 382) ... ok
[INFO] [stdout] test src/index/mod.rs - index::save (line 251) ... ok
[INFO] [stdout] test src/index/mod.rs - index::load (line 108) ... ok
[INFO] [stdout] test src/lib.rs -  (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 50 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "04f6abeba9fc94606b6a34dc80c2570bf8e0d6148aa0bec3d8ca8ebfd335f715"`
[INFO] running `"docker" "rm" "-f" "04f6abeba9fc94606b6a34dc80c2570bf8e0d6148aa0bec3d8ca8ebfd335f715"`
[INFO] [stdout] 04f6abeba9fc94606b6a34dc80c2570bf8e0d6148aa0bec3d8ca8ebfd335f715