[INFO] crate fractal-matrix-api 4.0.0 is already in cache
[INFO] extracting crate fractal-matrix-api 4.0.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/fractal-matrix-api/4.0.0
[INFO] extracting crate fractal-matrix-api 4.0.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/fractal-matrix-api/4.0.0
[INFO] validating manifest of fractal-matrix-api-4.0.0 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 fractal-matrix-api-4.0.0 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 fractal-matrix-api-4.0.0
[INFO] finished frobbing fractal-matrix-api-4.0.0
[INFO] frobbed toml for fractal-matrix-api-4.0.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/fractal-matrix-api/4.0.0/Cargo.toml
[INFO] started frobbing fractal-matrix-api-4.0.0
[INFO] finished frobbing fractal-matrix-api-4.0.0
[INFO] frobbed toml for fractal-matrix-api-4.0.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/fractal-matrix-api/4.0.0/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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 fractal-matrix-api-4.0.0 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-1/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/fractal-matrix-api/4.0.0:/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] 72e2ce717f8acffd4a72316965052b92125dec465017b730413a52455bbcaeee
[INFO] running `"docker" "start" "-a" "72e2ce717f8acffd4a72316965052b92125dec465017b730413a52455bbcaeee"`
[INFO] [stderr]    Compiling cairo-rs v0.5.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.7.0
[INFO] [stderr]    Compiling tree_magic v0.2.1
[INFO] [stderr]    Compiling fractal-matrix-api v4.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.82s
[INFO] running `"docker" "inspect" "72e2ce717f8acffd4a72316965052b92125dec465017b730413a52455bbcaeee"`
[INFO] running `"docker" "rm" "-f" "72e2ce717f8acffd4a72316965052b92125dec465017b730413a52455bbcaeee"`
[INFO] [stdout] 72e2ce717f8acffd4a72316965052b92125dec465017b730413a52455bbcaeee
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/fractal-matrix-api/4.0.0:/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] 6091203b75948d81012bfc3a764df186f615130ed9f33a060766ec023e86a209
[INFO] running `"docker" "start" "-a" "6091203b75948d81012bfc3a764df186f615130ed9f33a060766ec023e86a209"`
[INFO] [stderr]    Compiling fractal-matrix-api v4.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.48s
[INFO] running `"docker" "inspect" "6091203b75948d81012bfc3a764df186f615130ed9f33a060766ec023e86a209"`
[INFO] running `"docker" "rm" "-f" "6091203b75948d81012bfc3a764df186f615130ed9f33a060766ec023e86a209"`
[INFO] [stdout] 6091203b75948d81012bfc3a764df186f615130ed9f33a060766ec023e86a209
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/fractal-matrix-api/4.0.0:/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] ba91d23308d9c5ee46520dd530bce250b23a3ba7bd1546c1e3d2287db824db7b
[INFO] running `"docker" "start" "-a" "ba91d23308d9c5ee46520dd530bce250b23a3ba7bd1546c1e3d2287db824db7b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fractal_matrix_api-d5868dc41fe2aae3
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::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 fractal-matrix-api
[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" "ba91d23308d9c5ee46520dd530bce250b23a3ba7bd1546c1e3d2287db824db7b"`
[INFO] running `"docker" "rm" "-f" "ba91d23308d9c5ee46520dd530bce250b23a3ba7bd1546c1e3d2287db824db7b"`
[INFO] [stdout] ba91d23308d9c5ee46520dd530bce250b23a3ba7bd1546c1e3d2287db824db7b