[INFO] updating cached repository rust-cxx/cargo-cxx
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rust-cxx/cargo-cxx
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rust-cxx/cargo-cxx" "work/ex/beta-1.38-1/sources/1.37.0/gh/rust-cxx/cargo-cxx"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/rust-cxx/cargo-cxx'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rust-cxx/cargo-cxx" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rust-cxx/cargo-cxx"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rust-cxx/cargo-cxx'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 624dd571e7b9a7cc89679ca11994e17cd0d7221e
[INFO] sha for GitHub repo rust-cxx/cargo-cxx: 624dd571e7b9a7cc89679ca11994e17cd0d7221e
[INFO] validating manifest of rust-cxx/cargo-cxx 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 rust-cxx/cargo-cxx 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 rust-cxx/cargo-cxx
[INFO] finished frobbing rust-cxx/cargo-cxx
[INFO] frobbed toml for rust-cxx/cargo-cxx written to work/ex/beta-1.38-1/sources/1.37.0/gh/rust-cxx/cargo-cxx/Cargo.toml
[INFO] started frobbing rust-cxx/cargo-cxx
[INFO] finished frobbing rust-cxx/cargo-cxx
[INFO] frobbed toml for rust-cxx/cargo-cxx written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rust-cxx/cargo-cxx/Cargo.toml
[INFO] crate rust-cxx/cargo-cxx already has a lockfile, it will not be regenerated
[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 rust-cxx/cargo-cxx 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/gh/rust-cxx/cargo-cxx:/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] 282648b695d357752a277a945dc8075091a5ee90151dad2ac9f993e4c5e65e0f
[INFO] running `"docker" "start" "-a" "282648b695d357752a277a945dc8075091a5ee90151dad2ac9f993e4c5e65e0f"`
[INFO] [stderr]    Compiling cargo-cxx v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "282648b695d357752a277a945dc8075091a5ee90151dad2ac9f993e4c5e65e0f"`
[INFO] running `"docker" "rm" "-f" "282648b695d357752a277a945dc8075091a5ee90151dad2ac9f993e4c5e65e0f"`
[INFO] [stdout] 282648b695d357752a277a945dc8075091a5ee90151dad2ac9f993e4c5e65e0f
[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/gh/rust-cxx/cargo-cxx:/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] d28199d95a3cebeee78777000dc0ca9a8322f63fb56d1549f48bfa6e63be9ebd
[INFO] running `"docker" "start" "-a" "d28199d95a3cebeee78777000dc0ca9a8322f63fb56d1549f48bfa6e63be9ebd"`
[INFO] [stderr]    Compiling cargo-cxx v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `"docker" "inspect" "d28199d95a3cebeee78777000dc0ca9a8322f63fb56d1549f48bfa6e63be9ebd"`
[INFO] running `"docker" "rm" "-f" "d28199d95a3cebeee78777000dc0ca9a8322f63fb56d1549f48bfa6e63be9ebd"`
[INFO] [stdout] d28199d95a3cebeee78777000dc0ca9a8322f63fb56d1549f48bfa6e63be9ebd
[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/gh/rust-cxx/cargo-cxx:/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] e4c877658bbcda347053570c718ebb6ce56ceb0ad3dd706a428122fc9a524fbe
[INFO] running `"docker" "start" "-a" "e4c877658bbcda347053570c718ebb6ce56ceb0ad3dd706a428122fc9a524fbe"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cxx-cb122751b7cf6448
[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]      Running /opt/crater/target/debug/deps/cargo_cxx-e99350041db5cc6a
[INFO] [stderr]    Doc-tests cxx
[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" "e4c877658bbcda347053570c718ebb6ce56ceb0ad3dd706a428122fc9a524fbe"`
[INFO] running `"docker" "rm" "-f" "e4c877658bbcda347053570c718ebb6ce56ceb0ad3dd706a428122fc9a524fbe"`
[INFO] [stdout] e4c877658bbcda347053570c718ebb6ce56ceb0ad3dd706a428122fc9a524fbe