[INFO] fetching crate boomphf 0.5.2...
[INFO] extracting crate boomphf 0.5.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/boomphf/0.5.2
[INFO] extracting crate boomphf 0.5.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/boomphf/0.5.2
[INFO] validating manifest of boomphf-0.5.2 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of boomphf-0.5.2 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing boomphf-0.5.2
[INFO] finished frobbing boomphf-0.5.2
[INFO] frobbed toml for boomphf-0.5.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/boomphf/0.5.2/Cargo.toml
[INFO] started frobbing boomphf-0.5.2
[INFO] finished frobbing boomphf-0.5.2
[INFO] frobbed toml for boomphf-0.5.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/boomphf/0.5.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing boomphf-0.5.2 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/boomphf/0.5.2:/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=warn" "-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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 76c55f140548b647cf3c00598adb81bc5f2a21be6dda2d88595c67bcd1acd1a2
[INFO] running `"docker" "start" "-a" "76c55f140548b647cf3c00598adb81bc5f2a21be6dda2d88595c67bcd1acd1a2"`
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling wyhash v0.3.0
[INFO] [stderr]    Compiling boomphf v0.5.2 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `ones`
[INFO] [stderr]    --> src/bitvector.rs:140:5
[INFO] [stderr]     |
[INFO] [stderr] 140 |     pub fn ones(bits: usize) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_empty`
[INFO] [stderr]    --> src/bitvector.rs:160:5
[INFO] [stderr]     |
[INFO] [stderr] 160 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `insert_all`
[INFO] [stderr]    --> src/bitvector.rs:263:5
[INFO] [stderr]     |
[INFO] [stderr] 263 |     pub fn insert_all(&self, all: &BitVector) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hash_with_seed_slow`
[INFO] [stderr]   --> src/lib.rs:68:1
[INFO] [stderr]    |
[INFO] [stderr] 68 | fn hash_with_seed_slow<T: Hash>(iter: u64, v: &T) -> u64 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.36s
[INFO] running `"docker" "inspect" "76c55f140548b647cf3c00598adb81bc5f2a21be6dda2d88595c67bcd1acd1a2"`
[INFO] running `"docker" "rm" "-f" "76c55f140548b647cf3c00598adb81bc5f2a21be6dda2d88595c67bcd1acd1a2"`
[INFO] [stdout] 76c55f140548b647cf3c00598adb81bc5f2a21be6dda2d88595c67bcd1acd1a2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/boomphf/0.5.2:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1b40a29f626a34b4217536cdc8f157174f4f4f5f96af943b978e952209faffc1
[INFO] running `"docker" "start" "-a" "1b40a29f626a34b4217536cdc8f157174f4f4f5f96af943b978e952209faffc1"`
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling quickcheck v0.3.2
[INFO] [stderr]    Compiling boomphf v0.5.2 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `hash_with_seed_slow`
[INFO] [stderr]   --> src/lib.rs:68:1
[INFO] [stderr]    |
[INFO] [stderr] 68 | fn hash_with_seed_slow<T: Hash>(iter: u64, v: &T) -> u64 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.30s
[INFO] running `"docker" "inspect" "1b40a29f626a34b4217536cdc8f157174f4f4f5f96af943b978e952209faffc1"`
[INFO] running `"docker" "rm" "-f" "1b40a29f626a34b4217536cdc8f157174f4f4f5f96af943b978e952209faffc1"`
[INFO] [stdout] 1b40a29f626a34b4217536cdc8f157174f4f4f5f96af943b978e952209faffc1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/boomphf/0.5.2:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 8f007ac343dbdced3320986d3b710126fc42a414750007c22767d28e2b72727c
[INFO] running `"docker" "start" "-a" "8f007ac343dbdced3320986d3b710126fc42a414750007c22767d28e2b72727c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/boomphf-ec18d9091a98098f
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test bitvector::tests::eq ... ok
[INFO] [stdout] test bitvector::tests::eq_left ... ok
[INFO] [stdout] test bitvector::tests::is_empty ... ok
[INFO] [stdout] test bitvector::tests::bitvec_iter_works_2 ... ok
[INFO] [stdout] test bitvector::tests::len ... ok
[INFO] [stdout] test bitvector::tests::remove ... ok
[INFO] [stdout] test bitvector::tests::test_ones ... ok
[INFO] [stdout] test bitvector::tests::bitvec_iter_works ... ok
[INFO] [stdout] test bitvector::tests::union_two_vecs ... ok
[INFO] [stdout] test tests::check_isize ... ok
[INFO] [stdout] test tests::check_u64 ... ok
[INFO] [stdout] test tests::check_u32 ... ok
[INFO] [stdout] test tests::check_vec_u8 ... ok
[INFO] [stdout] test tests::check_int_slices ... ok
[INFO] [stdout] test tests::from_ints_serial ... ok
[INFO] [stdout] test tests::check_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests boomphf
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8f007ac343dbdced3320986d3b710126fc42a414750007c22767d28e2b72727c"`
[INFO] running `"docker" "rm" "-f" "8f007ac343dbdced3320986d3b710126fc42a414750007c22767d28e2b72727c"`
[INFO] [stdout] 8f007ac343dbdced3320986d3b710126fc42a414750007c22767d28e2b72727c