[INFO] crate vista 0.1.0 is already in cache
[INFO] extracting crate vista 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/vista/0.1.0
[INFO] extracting crate vista 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/vista/0.1.0
[INFO] validating manifest of vista-0.1.0 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 vista-0.1.0 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 vista-0.1.0
[INFO] finished frobbing vista-0.1.0
[INFO] frobbed toml for vista-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/vista/0.1.0/Cargo.toml
[INFO] started frobbing vista-0.1.0
[INFO] finished frobbing vista-0.1.0
[INFO] frobbed toml for vista-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/vista/0.1.0/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] 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing vista-0.1.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/vista/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] b34e206b3a0419fe1c00a6271583995e4d3e8353529cd0808088636e778922fb
[INFO] running `"docker" "start" "-a" "b34e206b3a0419fe1c00a6271583995e4d3e8353529cd0808088636e778922fb"`
[INFO] [stderr]    Compiling vista v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `"docker" "inspect" "b34e206b3a0419fe1c00a6271583995e4d3e8353529cd0808088636e778922fb"`
[INFO] running `"docker" "rm" "-f" "b34e206b3a0419fe1c00a6271583995e4d3e8353529cd0808088636e778922fb"`
[INFO] [stdout] b34e206b3a0419fe1c00a6271583995e4d3e8353529cd0808088636e778922fb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/vista/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 79cc564afcbd4313a6894032bfd1264d1e2c13ab542b23efbe872fe745e96327
[INFO] running `"docker" "start" "-a" "79cc564afcbd4313a6894032bfd1264d1e2c13ab542b23efbe872fe745e96327"`
[INFO] [stderr]    Compiling vista v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "79cc564afcbd4313a6894032bfd1264d1e2c13ab542b23efbe872fe745e96327"`
[INFO] running `"docker" "rm" "-f" "79cc564afcbd4313a6894032bfd1264d1e2c13ab542b23efbe872fe745e96327"`
[INFO] [stdout] 79cc564afcbd4313a6894032bfd1264d1e2c13ab542b23efbe872fe745e96327
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/vista/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 33a19657b2ad19a3dbaa44ad972d993a84bada589ef75b0b46f10328b4537774
[INFO] running `"docker" "start" "-a" "33a19657b2ad19a3dbaa44ad972d993a84bada589ef75b0b46f10328b4537774"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/vista-3aa8efeeaa9bf10c
[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] [stderr]    Doc-tests vista
[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" "33a19657b2ad19a3dbaa44ad972d993a84bada589ef75b0b46f10328b4537774"`
[INFO] running `"docker" "rm" "-f" "33a19657b2ad19a3dbaa44ad972d993a84bada589ef75b0b46f10328b4537774"`
[INFO] [stdout] 33a19657b2ad19a3dbaa44ad972d993a84bada589ef75b0b46f10328b4537774