[INFO] crate lbfgs 0.2.1 is already in cache
[INFO] extracting crate lbfgs 0.2.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/lbfgs/0.2.1
[INFO] extracting crate lbfgs 0.2.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/lbfgs/0.2.1
[INFO] validating manifest of lbfgs-0.2.1 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 lbfgs-0.2.1 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 lbfgs-0.2.1
[INFO] finished frobbing lbfgs-0.2.1
[INFO] frobbed toml for lbfgs-0.2.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/lbfgs/0.2.1/Cargo.toml
[INFO] started frobbing lbfgs-0.2.1
[INFO] finished frobbing lbfgs-0.2.1
[INFO] frobbed toml for lbfgs-0.2.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/lbfgs/0.2.1/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 lbfgs-0.2.1 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-2/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/lbfgs/0.2.1:/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=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] 6f3ee22464b6fd5fd60bac3149791356bb34268228ca08b93788c50ba30909e0
[INFO] running `"docker" "start" "-a" "6f3ee22464b6fd5fd60bac3149791356bb34268228ca08b93788c50ba30909e0"`
[INFO] [stderr]    Compiling lbfgs v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `"docker" "inspect" "6f3ee22464b6fd5fd60bac3149791356bb34268228ca08b93788c50ba30909e0"`
[INFO] running `"docker" "rm" "-f" "6f3ee22464b6fd5fd60bac3149791356bb34268228ca08b93788c50ba30909e0"`
[INFO] [stdout] 6f3ee22464b6fd5fd60bac3149791356bb34268228ca08b93788c50ba30909e0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/lbfgs/0.2.1:/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=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] cb9fb99df7ddce0fd5f8a01e048b2c3671344a5b95f2008db29ab2058048ea2a
[INFO] running `"docker" "start" "-a" "cb9fb99df7ddce0fd5f8a01e048b2c3671344a5b95f2008db29ab2058048ea2a"`
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling unit_test_utils v0.1.3
[INFO] [stderr]    Compiling lbfgs v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.27s
[INFO] running `"docker" "inspect" "cb9fb99df7ddce0fd5f8a01e048b2c3671344a5b95f2008db29ab2058048ea2a"`
[INFO] running `"docker" "rm" "-f" "cb9fb99df7ddce0fd5f8a01e048b2c3671344a5b95f2008db29ab2058048ea2a"`
[INFO] [stdout] cb9fb99df7ddce0fd5f8a01e048b2c3671344a5b95f2008db29ab2058048ea2a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/lbfgs/0.2.1:/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=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] f81018b8953e4fdc42c2e1d125c432a1ca4a3632a57c81e1467176221064a1aa
[INFO] running `"docker" "start" "-a" "f81018b8953e4fdc42c2e1d125c432a1ca4a3632a57c81e1467176221064a1aa"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lbfgs-6052d717c9adc3c1
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test tests::correctneess_buff_1 ... ok
[INFO] [stdout] test tests::correctneess_buff_2 ... ok
[INFO] [stdout] test tests::lbfgs_apply_finite ... ok
[INFO] [stdout] test tests::correctneess_buff_empty ... ok
[INFO] [stdout] test tests::lbfgs_buffer_storage ... ok
[INFO] [stdout] test tests::correctneess_reset ... ok
[INFO] [stdout] test tests::correctneess_buff_overfull ... ok
[INFO] [stdout] test tests::reject_cfbs_condition ... ok
[INFO] [stdout] test tests::reject_perpendicular_sy ... ok
[INFO] [stdout] test vec_ops::tests::diff_and_save_test ... ok
[INFO] [stdout] test tests::reject_norm_s_zero ... ok
[INFO] [stdout] test tests::lbfgs_panic_apply_size_grad ... ok
[INFO] [stdout] test tests::lbfgs_panic_cbfgs_alpha ... ok
[INFO] [stdout] test tests::lbfgs_panic_cbfgs_epsilon ... ok
[INFO] [stdout] test vec_ops::tests::inner_product_test ... ok
[INFO] [stdout] test tests::lbfgs_panic_apply_state ... ok
[INFO] [stdout] test tests::lbfgs_panic_zero_mem ... ok
[INFO] [stdout] test vec_ops::tests::inplace_vec_add_test ... ok
[INFO] [stdout] test vec_ops::tests::norm1_test ... ok
[INFO] [stdout] test vec_ops::tests::inplace_vec_add_panic ... ok
[INFO] [stdout] test vec_ops::tests::norm2_sq_test ... ok
[INFO] [stdout] test vec_ops::tests::norm2_test ... ok
[INFO] [stdout] test vec_ops::tests::scalar_vector_test ... ok
[INFO] [stdout] test tests::lbfgs_panic_zero_n ... ok
[INFO] [stdout] test vec_ops::tests::norm_inf_test ... ok
[INFO] [stdout] test vec_ops::tests::diff_and_save_test_panic1 ... ok
[INFO] [stdout] test vec_ops::tests::diff_and_save_test_panic2 ... ok
[INFO] [stdout] test vec_ops::tests::inner_product_test_panic ... ok
[INFO] [stdout] test vec_ops::tests::diff_and_save_test_panic3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lbfgs
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 16) ... 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" "f81018b8953e4fdc42c2e1d125c432a1ca4a3632a57c81e1467176221064a1aa"`
[INFO] running `"docker" "rm" "-f" "f81018b8953e4fdc42c2e1d125c432a1ca4a3632a57c81e1467176221064a1aa"`
[INFO] [stdout] f81018b8953e4fdc42c2e1d125c432a1ca4a3632a57c81e1467176221064a1aa