[INFO] crate map_ext 1.0.0 is already in cache
[INFO] extracting crate map_ext 1.0.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/map_ext/1.0.0
[INFO] extracting crate map_ext 1.0.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/map_ext/1.0.0
[INFO] validating manifest of map_ext-1.0.0 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 map_ext-1.0.0 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 map_ext-1.0.0
[INFO] finished frobbing map_ext-1.0.0
[INFO] frobbed toml for map_ext-1.0.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/map_ext/1.0.0/Cargo.toml
[INFO] started frobbing map_ext-1.0.0
[INFO] finished frobbing map_ext-1.0.0
[INFO] frobbed toml for map_ext-1.0.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/map_ext/1.0.0/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] 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 map_ext-1.0.0 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-2/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/map_ext/1.0.0:/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] 3d5625652496e20c3ea555dac77387cfa3b0d729f571daf7a5d7537c0e9e751d
[INFO] running `"docker" "start" "-a" "3d5625652496e20c3ea555dac77387cfa3b0d729f571daf7a5d7537c0e9e751d"`
[INFO] [stderr]    Compiling map_ext v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `"docker" "inspect" "3d5625652496e20c3ea555dac77387cfa3b0d729f571daf7a5d7537c0e9e751d"`
[INFO] running `"docker" "rm" "-f" "3d5625652496e20c3ea555dac77387cfa3b0d729f571daf7a5d7537c0e9e751d"`
[INFO] [stdout] 3d5625652496e20c3ea555dac77387cfa3b0d729f571daf7a5d7537c0e9e751d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/map_ext/1.0.0:/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] a352279329a98b84982c3d62d4a4b979df614334153e5cfe5a410b43821552d2
[INFO] running `"docker" "start" "-a" "a352279329a98b84982c3d62d4a4b979df614334153e5cfe5a410b43821552d2"`
[INFO] [stderr]    Compiling map_ext v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `"docker" "inspect" "a352279329a98b84982c3d62d4a4b979df614334153e5cfe5a410b43821552d2"`
[INFO] running `"docker" "rm" "-f" "a352279329a98b84982c3d62d4a4b979df614334153e5cfe5a410b43821552d2"`
[INFO] [stdout] a352279329a98b84982c3d62d4a4b979df614334153e5cfe5a410b43821552d2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/map_ext/1.0.0:/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] 510c77fd5321bf29619acf72df707138ed1f61983262e92c9b79c3e94ea26686
[INFO] running `"docker" "start" "-a" "510c77fd5321bf29619acf72df707138ed1f61983262e92c9b79c3e94ea26686"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/map_ext-5f40f1f3847e3b4a
[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 map_ext
[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" "510c77fd5321bf29619acf72df707138ed1f61983262e92c9b79c3e94ea26686"`
[INFO] running `"docker" "rm" "-f" "510c77fd5321bf29619acf72df707138ed1f61983262e92c9b79c3e94ea26686"`
[INFO] [stdout] 510c77fd5321bf29619acf72df707138ed1f61983262e92c9b79c3e94ea26686