[INFO] fetching crate linregress 0.1.6...
[INFO] extracting crate linregress 0.1.6 into work/ex/beta-1.37-6/sources/1.36.0/reg/linregress/0.1.6
[INFO] extracting crate linregress 0.1.6 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/linregress/0.1.6
[INFO] validating manifest of linregress-0.1.6 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 linregress-0.1.6 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 linregress-0.1.6
[INFO] finished frobbing linregress-0.1.6
[INFO] frobbed toml for linregress-0.1.6 written to work/ex/beta-1.37-6/sources/1.36.0/reg/linregress/0.1.6/Cargo.toml
[INFO] started frobbing linregress-0.1.6
[INFO] finished frobbing linregress-0.1.6
[INFO] frobbed toml for linregress-0.1.6 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/linregress/0.1.6/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 linregress-0.1.6 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-3/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/linregress/0.1.6:/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] deffe9c2c7ec56d755f8dbbd32bf0289d9cd2d84ba8a32ba1bff258e9c98a896
[INFO] running `"docker" "start" "-a" "deffe9c2c7ec56d755f8dbbd32bf0289d9cd2d84ba8a32ba1bff258e9c98a896"`
[INFO] [stderr]    Compiling statrs v0.10.0
[INFO] [stderr]    Compiling nalgebra v0.18.0
[INFO] [stderr]    Compiling linregress v0.1.6 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.42s
[INFO] running `"docker" "inspect" "deffe9c2c7ec56d755f8dbbd32bf0289d9cd2d84ba8a32ba1bff258e9c98a896"`
[INFO] running `"docker" "rm" "-f" "deffe9c2c7ec56d755f8dbbd32bf0289d9cd2d84ba8a32ba1bff258e9c98a896"`
[INFO] [stdout] deffe9c2c7ec56d755f8dbbd32bf0289d9cd2d84ba8a32ba1bff258e9c98a896
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/linregress/0.1.6:/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] faa316302c56bb145c0c89c6c87e13b42fa94736132d78cc02317b81070c33d8
[INFO] running `"docker" "start" "-a" "faa316302c56bb145c0c89c6c87e13b42fa94736132d78cc02317b81070c33d8"`
[INFO] [stderr]    Compiling stdtr-sys v0.1.0
[INFO] [stderr]    Compiling quickcheck_macros v0.8.0
[INFO] [stderr]    Compiling quickcheck v0.8.5
[INFO] [stderr]    Compiling stdtr v0.1.0
[INFO] [stderr]    Compiling linregress v0.1.6 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.73s
[INFO] running `"docker" "inspect" "faa316302c56bb145c0c89c6c87e13b42fa94736132d78cc02317b81070c33d8"`
[INFO] running `"docker" "rm" "-f" "faa316302c56bb145c0c89c6c87e13b42fa94736132d78cc02317b81070c33d8"`
[INFO] [stdout] faa316302c56bb145c0c89c6c87e13b42fa94736132d78cc02317b81070c33d8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/linregress/0.1.6:/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] 7db01f6f8e3467965587368a919f6db36fe3b50c47139885dab2ac7921db9634
[INFO] running `"docker" "start" "-a" "7db01f6f8e3467965587368a919f6db36fe3b50c47139885dab2ac7921db9634"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/linregress-760f7897e24e11f2
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tests::test_invalid_input_empty_matrix ... ok
[INFO] [stdout] test special_functions::tests::test_inc_beta ... ok
[INFO] [stdout] test tests::test_invalid_column_names ... ok
[INFO] [stdout] test tests::test_all_invalid_input ... ok
[INFO] [stdout] test tests::test_invalid_input_infinity ... ok
[INFO] [stdout] test tests::test_invalid_input_wrong_shape_x ... ok
[INFO] [stdout] test tests::test_without_statistics ... ok
[INFO] [stdout] test special_functions::tests::qc_stdtr ... ok
[INFO] [stdout] test tests::test_drop_invalid_values ... ok
[INFO] [stdout] test tests::test_invalid_input_wrong_shape_y ... ok
[INFO] [stdout] test tests::test_pinv_with_formula_builder ... ok
[INFO] [stdout] test tests::test_invalid_input_nan ... ok
[INFO] [stdout] test special_functions::tests::qc_inc_beta ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests linregress
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - RegressionDataBuilder::invalid_value_handling (line 369) ... ok
[INFO] [stdout] test src/lib.rs - RegressionParameters::pairs (line 594) ... ok
[INFO] [stdout] test src/lib.rs - FormulaRegressionBuilder (line 88) ... ok
[INFO] [stdout] test src/lib.rs - RegressionDataBuilder::build_from (line 403) ... ok
[INFO] [stdout] test src/lib.rs -  (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7db01f6f8e3467965587368a919f6db36fe3b50c47139885dab2ac7921db9634"`
[INFO] running `"docker" "rm" "-f" "7db01f6f8e3467965587368a919f6db36fe3b50c47139885dab2ac7921db9634"`
[INFO] [stdout] 7db01f6f8e3467965587368a919f6db36fe3b50c47139885dab2ac7921db9634