[INFO] fetching crate qip 0.1.8...
[INFO] extracting crate qip 0.1.8 into work/ex/beta-1.37-6/sources/1.36.0/reg/qip/0.1.8
[INFO] extracting crate qip 0.1.8 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/qip/0.1.8
[INFO] validating manifest of qip-0.1.8 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 qip-0.1.8 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 qip-0.1.8
[INFO] finished frobbing qip-0.1.8
[INFO] frobbed toml for qip-0.1.8 written to work/ex/beta-1.37-6/sources/1.36.0/reg/qip/0.1.8/Cargo.toml
[INFO] started frobbing qip-0.1.8
[INFO] finished frobbing qip-0.1.8
[INFO] frobbed toml for qip-0.1.8 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/qip/0.1.8/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing qip-0.1.8 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/qip/0.1.8:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] fcef41b8b0f38f83e2dfab88db18b0dcbe5ba8a4cd05252f28ab14cf227e4b91
[INFO] running `"docker" "start" "-a" "fcef41b8b0f38f83e2dfab88db18b0dcbe5ba8a4cd05252f28ab14cf227e4b91"`
[INFO] [stderr]    Compiling qip v0.1.8 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.93s
[INFO] running `"docker" "inspect" "fcef41b8b0f38f83e2dfab88db18b0dcbe5ba8a4cd05252f28ab14cf227e4b91"`
[INFO] running `"docker" "rm" "-f" "fcef41b8b0f38f83e2dfab88db18b0dcbe5ba8a4cd05252f28ab14cf227e4b91"`
[INFO] [stdout] fcef41b8b0f38f83e2dfab88db18b0dcbe5ba8a4cd05252f28ab14cf227e4b91
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/qip/0.1.8:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] df9ab0bf3cf93c1a90118f356fa480104e28f1ef5fddacd53ddfd29977b2c7b3
[INFO] running `"docker" "start" "-a" "df9ab0bf3cf93c1a90118f356fa480104e28f1ef5fddacd53ddfd29977b2c7b3"`
[INFO] [stderr]    Compiling qip v0.1.8 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> examples/grovers.rs:65:10
[INFO] [stderr]    |
[INFO] [stderr] 65 |     let (s, states) = (0..iters).fold((s, vec![]), |(s, mut vecs), _| {
[INFO] [stderr]    |          ^ help: consider prefixing with an underscore: `_s`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.98s
[INFO] running `"docker" "inspect" "df9ab0bf3cf93c1a90118f356fa480104e28f1ef5fddacd53ddfd29977b2c7b3"`
[INFO] running `"docker" "rm" "-f" "df9ab0bf3cf93c1a90118f356fa480104e28f1ef5fddacd53ddfd29977b2c7b3"`
[INFO] [stdout] df9ab0bf3cf93c1a90118f356fa480104e28f1ef5fddacd53ddfd29977b2c7b3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/qip/0.1.8:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 22f6952e331ebf0642fa4ef6dcbba1ce2b4972bde24f012d0da1a7622db9fb2a
[INFO] running `"docker" "start" "-a" "22f6952e331ebf0642fa4ef6dcbba1ce2b4972bde24f012d0da1a7622db9fb2a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/qip-065e0352633a0463
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test iterators::qubit_iterators::iterator_tests::test_c_iterator ... ok
[INFO] [stdout] test iterators::qubit_iterators::iterator_tests::test_mat_iterator ... ok
[INFO] [stdout] test iterators::qubit_iterators::iterator_tests::test_f_iterator ... ok
[INFO] [stdout] test iterators::qubit_iterators::iterator_tests::test_sparse_mat_iterator ... ok
[INFO] [stdout] test measurement_ops::measurement_tests::test_measure_probs ... ok
[INFO] [stdout] test measurement_ops::measurement_tests::test_measure_state ... ok
[INFO] [stdout] test measurement_ops::measurement_tests::test_measure_state2 ... ok
[INFO] [stdout] test state_ops::state_ops_tests::test_apply_identity ... ok
[INFO] [stdout] test state_ops::state_ops_tests::test_apply_swap_mat ... ok
[INFO] [stdout] test iterators::qubit_iterators::iterator_tests::test_swap_iterator ... ok
[INFO] [stdout] test iterators::qubit_multi_iterator::multi_iter_tests::test_trivial ... ok
[INFO] [stdout] test state_ops::state_ops_tests::test_apply_swap_mat_first ... ok
[INFO] [stdout] test iterators::qubit_multi_iterator::multi_iter_tests::test_nontrivial ... ok
[INFO] [stdout] test state_ops::state_ops_tests::test_get_index_swap ... ok
[INFO] [stdout] test iterators::qubit_multi_iterator::multi_iter_tests::test_double_mat_swap ... ok
[INFO] [stdout] test iterators::qubit_multi_iterator::multi_iter_tests::test_double_mat_identity ... ok
[INFO] [stdout] test iterators::qubit_multi_iterator::multi_iter_tests::test_nontrivial_other ... ok
[INFO] [stdout] test iterators::qubit_multi_iterator::multi_iter_tests::test_mat_iterator ... ok
[INFO] [stdout] test state_ops::state_ops_tests::test_get_index_simple ... ok
[INFO] [stdout] test state_ops::state_ops_tests::test_make_sparse_mat ... ok
[INFO] [stdout] test state_ops::state_ops_tests::test_get_bit ... ok
[INFO] [stdout] test state_ops::state_ops_tests::test_set_bit ... ok
[INFO] [stdout] test state_ops::state_ops_tests::test_many_mat_swap ... ok
[INFO] [stdout] test state_ops::state_ops_tests::test_get_index_condition ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cswap_test-782f620cea197970
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_cswap_aligned ... ok
[INFO] [stdout] test test_cswap_waves ... ok
[INFO] [stdout] test test_cswap_orthogonal ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests qip
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/utils.rs - utils::entwine_bits (line 34) ... ok
[INFO] [stdout] test src/qubit_chainer.rs - qubit_chainer::Qubit (line 5) ... ok
[INFO] [stdout] test src/utils.rs - utils::extract_bits (line 91) ... ok
[INFO] [stdout] test src/qubit_chainer.rs - qubit_chainer (line 5) ... ok
[INFO] [stdout] test src/qubit_chainer.rs - qubit_chainer::UnitaryBuilder (line 5) ... ok
[INFO] [stdout] test src/measurement_ops.rs - measurement_ops::soft_measure (line 126) ... ok
[INFO] [stdout] test src/state_ops.rs - state_ops::make_control_op (line 129) ... ok
[INFO] [stdout] test src/measurement_ops.rs - measurement_ops::measure_prob (line 30) ... ok
[INFO] [stdout] test src/utils.rs - utils::get_bit (line 21) ... ok
[INFO] [stdout] test src/utils.rs - utils::flip_bits (line 72) ... ok
[INFO] [stdout] test src/utils.rs - utils::set_bit (line 4) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "22f6952e331ebf0642fa4ef6dcbba1ce2b4972bde24f012d0da1a7622db9fb2a"`
[INFO] running `"docker" "rm" "-f" "22f6952e331ebf0642fa4ef6dcbba1ce2b4972bde24f012d0da1a7622db9fb2a"`
[INFO] [stdout] 22f6952e331ebf0642fa4ef6dcbba1ce2b4972bde24f012d0da1a7622db9fb2a