[INFO] crate linalg 0.1.0 is already in cache
[INFO] extracting crate linalg 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/linalg/0.1.0
[INFO] extracting crate linalg 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/linalg/0.1.0
[INFO] validating manifest of linalg-0.1.0 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 linalg-0.1.0 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 linalg-0.1.0
[INFO] finished frobbing linalg-0.1.0
[INFO] frobbed toml for linalg-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/linalg/0.1.0/Cargo.toml
[INFO] started frobbing linalg-0.1.0
[INFO] finished frobbing linalg-0.1.0
[INFO] frobbed toml for linalg-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/linalg/0.1.0/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 linalg-0.1.0 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-7/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/linalg/0.1.0:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] f8c97fe9a5bd59d984642c7af2d091d7b6c0dd22f2ab6b8f8e9bf461c1343d7a
[INFO] running `"docker" "start" "-a" "f8c97fe9a5bd59d984642c7af2d091d7b6c0dd22f2ab6b8f8e9bf461c1343d7a"`
[INFO] [stderr]    Compiling linalg v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `densevector::DenseVector`
[INFO] [stderr]  --> src/lib.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use densevector::DenseVector;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `"docker" "inspect" "f8c97fe9a5bd59d984642c7af2d091d7b6c0dd22f2ab6b8f8e9bf461c1343d7a"`
[INFO] running `"docker" "rm" "-f" "f8c97fe9a5bd59d984642c7af2d091d7b6c0dd22f2ab6b8f8e9bf461c1343d7a"`
[INFO] [stdout] f8c97fe9a5bd59d984642c7af2d091d7b6c0dd22f2ab6b8f8e9bf461c1343d7a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/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/linalg/0.1.0:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 852cfb2ae2dd388c7639db50e65c1fee42e2f9ce68bcce0c42530325a09eafdb
[INFO] running `"docker" "start" "-a" "852cfb2ae2dd388c7639db50e65c1fee42e2f9ce68bcce0c42530325a09eafdb"`
[INFO] [stderr]    Compiling linalg v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `densevector::DenseVector`
[INFO] [stderr]  --> src/lib.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use densevector::DenseVector;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "852cfb2ae2dd388c7639db50e65c1fee42e2f9ce68bcce0c42530325a09eafdb"`
[INFO] running `"docker" "rm" "-f" "852cfb2ae2dd388c7639db50e65c1fee42e2f9ce68bcce0c42530325a09eafdb"`
[INFO] [stdout] 852cfb2ae2dd388c7639db50e65c1fee42e2f9ce68bcce0c42530325a09eafdb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/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/linalg/0.1.0:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 29b442244235b7dc691300249582eb65ad9f0857a8da07718acabeb1f15ccf88
[INFO] running `"docker" "start" "-a" "29b442244235b7dc691300249582eb65ad9f0857a8da07718acabeb1f15ccf88"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/linalg-d98911e5992703a7
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lib-9839cb46dff20c62
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test densevector::tests::test_indexing_a_non_set_entry ... ok
[INFO] [stdout] test densevector::tests::test_vector_length ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests linalg
[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" "29b442244235b7dc691300249582eb65ad9f0857a8da07718acabeb1f15ccf88"`
[INFO] running `"docker" "rm" "-f" "29b442244235b7dc691300249582eb65ad9f0857a8da07718acabeb1f15ccf88"`
[INFO] [stdout] 29b442244235b7dc691300249582eb65ad9f0857a8da07718acabeb1f15ccf88