[INFO] crate dense_mats 0.4.0 is already in cache
[INFO] extracting crate dense_mats 0.4.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/dense_mats/0.4.0
[INFO] extracting crate dense_mats 0.4.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dense_mats/0.4.0
[INFO] validating manifest of dense_mats-0.4.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dense_mats-0.4.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dense_mats-0.4.0
[INFO] finished frobbing dense_mats-0.4.0
[INFO] frobbed toml for dense_mats-0.4.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/dense_mats/0.4.0/Cargo.toml
[INFO] started frobbing dense_mats-0.4.0
[INFO] finished frobbing dense_mats-0.4.0
[INFO] frobbed toml for dense_mats-0.4.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dense_mats/0.4.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing dense_mats-0.4.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dense_mats/0.4.0:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 35db57056834757d651e41e2aceabd3044815c263be14a22ff3c506caf0f5dac
[INFO] running `"docker" "start" "-a" "35db57056834757d651e41e2aceabd3044815c263be14a22ff3c506caf0f5dac"`
[INFO] [stderr]    Compiling dense_mats v0.4.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "35db57056834757d651e41e2aceabd3044815c263be14a22ff3c506caf0f5dac"`
[INFO] running `"docker" "rm" "-f" "35db57056834757d651e41e2aceabd3044815c263be14a22ff3c506caf0f5dac"`
[INFO] [stdout] 35db57056834757d651e41e2aceabd3044815c263be14a22ff3c506caf0f5dac
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dense_mats/0.4.0:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] c6c941f145eb5dbacd11803eea30acfdbfe19b595a1776800f39eb8c57781736
[INFO] running `"docker" "start" "-a" "c6c941f145eb5dbacd11803eea30acfdbfe19b595a1776800f39eb8c57781736"`
[INFO] [stderr]    Compiling dense_mats v0.4.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.78s
[INFO] running `"docker" "inspect" "c6c941f145eb5dbacd11803eea30acfdbfe19b595a1776800f39eb8c57781736"`
[INFO] running `"docker" "rm" "-f" "c6c941f145eb5dbacd11803eea30acfdbfe19b595a1776800f39eb8c57781736"`
[INFO] [stdout] c6c941f145eb5dbacd11803eea30acfdbfe19b595a1776800f39eb8c57781736
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dense_mats/0.4.0:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 021d94986f17315cf9f8fcfd76103406184e31b3800f68931098fa6b60648cbb
[INFO] running `"docker" "start" "-a" "021d94986f17315cf9f8fcfd76103406184e31b3800f68931098fa6b60648cbb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dense_mats-60735206a1ebab97
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tensor::tests::contiguity ... ok
[INFO] [stdout] test tensor::tests::col_iter ... ok
[INFO] [stdout] test tensor::tests::col_view ... ok
[INFO] [stdout] test tensor::tests::diagonal ... ok
[INFO] [stdout] test tensor::tests::iter_axis ... ok
[INFO] [stdout] test tensor::tests::eye ... ok
[INFO] [stdout] test tensor::tests::outer_block_iter ... ok
[INFO] [stdout] test tensor::tests::outer_block_iter_mut ... ok
[INFO] [stdout] test tensor::tests::ravel ... ok
[INFO] [stdout] test tensor::tests::row_iter ... ok
[INFO] [stdout] test tensor::tests::row_view ... ok
[INFO] [stdout] test tensor::tests::slice_dim ... ok
[INFO] [stdout] test tensor::tests::iter_axis_mut ... ok
[INFO] [stdout] test tensor::tests::indexing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dense_mats
[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] running `"docker" "inspect" "021d94986f17315cf9f8fcfd76103406184e31b3800f68931098fa6b60648cbb"`
[INFO] running `"docker" "rm" "-f" "021d94986f17315cf9f8fcfd76103406184e31b3800f68931098fa6b60648cbb"`
[INFO] [stdout] 021d94986f17315cf9f8fcfd76103406184e31b3800f68931098fa6b60648cbb