[INFO] crate libcruby-sys 0.7.5 is already in cache
[INFO] extracting crate libcruby-sys 0.7.5 into work/ex/beta-1.38-1/sources/1.37.0/reg/libcruby-sys/0.7.5
[INFO] extracting crate libcruby-sys 0.7.5 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/libcruby-sys/0.7.5
[INFO] validating manifest of libcruby-sys-0.7.5 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 libcruby-sys-0.7.5 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 libcruby-sys-0.7.5
[INFO] finished frobbing libcruby-sys-0.7.5
[INFO] frobbed toml for libcruby-sys-0.7.5 written to work/ex/beta-1.38-1/sources/1.37.0/reg/libcruby-sys/0.7.5/Cargo.toml
[INFO] started frobbing libcruby-sys-0.7.5
[INFO] finished frobbing libcruby-sys-0.7.5
[INFO] frobbed toml for libcruby-sys-0.7.5 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/libcruby-sys/0.7.5/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 libcruby-sys-0.7.5 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/libcruby-sys/0.7.5:/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] 1a56d4da249a537bc801c83e2d0b57b5ea1be4e57d68aa9e4a02185397375a24
[INFO] running `"docker" "start" "-a" "1a56d4da249a537bc801c83e2d0b57b5ea1be4e57d68aa9e4a02185397375a24"`
[INFO] [stderr]    Compiling libcruby-sys v0.7.5 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `"docker" "inspect" "1a56d4da249a537bc801c83e2d0b57b5ea1be4e57d68aa9e4a02185397375a24"`
[INFO] running `"docker" "rm" "-f" "1a56d4da249a537bc801c83e2d0b57b5ea1be4e57d68aa9e4a02185397375a24"`
[INFO] [stdout] 1a56d4da249a537bc801c83e2d0b57b5ea1be4e57d68aa9e4a02185397375a24
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/libcruby-sys/0.7.5:/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] 74c2cdd08a1faca9764f4a724dec1f535e536e5572c21f051e971f77f433c3f4
[INFO] running `"docker" "start" "-a" "74c2cdd08a1faca9764f4a724dec1f535e536e5572c21f051e971f77f433c3f4"`
[INFO] [stderr]    Compiling libcruby-sys v0.7.5 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `"docker" "inspect" "74c2cdd08a1faca9764f4a724dec1f535e536e5572c21f051e971f77f433c3f4"`
[INFO] running `"docker" "rm" "-f" "74c2cdd08a1faca9764f4a724dec1f535e536e5572c21f051e971f77f433c3f4"`
[INFO] [stdout] 74c2cdd08a1faca9764f4a724dec1f535e536e5572c21f051e971f77f433c3f4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/libcruby-sys/0.7.5:/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] ec550f39cc28b259657c1ddd0ca3d5eb39744a824d6a00a8598959d30717208d
[INFO] running `"docker" "start" "-a" "ec550f39cc28b259657c1ddd0ca3d5eb39744a824d6a00a8598959d30717208d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/libcruby_sys-b63cebc4ce3fc3e2
[INFO] [stderr]    Doc-tests libcruby-sys
[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] [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" "ec550f39cc28b259657c1ddd0ca3d5eb39744a824d6a00a8598959d30717208d"`
[INFO] running `"docker" "rm" "-f" "ec550f39cc28b259657c1ddd0ca3d5eb39744a824d6a00a8598959d30717208d"`
[INFO] [stdout] ec550f39cc28b259657c1ddd0ca3d5eb39744a824d6a00a8598959d30717208d