[INFO] updating cached repository drbawb/ubuffer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/drbawb/ubuffer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/drbawb/ubuffer" "work/ex/beta-1.38-1/sources/1.37.0/gh/drbawb/ubuffer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/drbawb/ubuffer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/drbawb/ubuffer" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/drbawb/ubuffer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/drbawb/ubuffer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e38b06640825a477a50f67740949daa0fb958c7c
[INFO] sha for GitHub repo drbawb/ubuffer: e38b06640825a477a50f67740949daa0fb958c7c
[INFO] validating manifest of drbawb/ubuffer 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 drbawb/ubuffer 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 drbawb/ubuffer
[INFO] finished frobbing drbawb/ubuffer
[INFO] frobbed toml for drbawb/ubuffer written to work/ex/beta-1.38-1/sources/1.37.0/gh/drbawb/ubuffer/Cargo.toml
[INFO] started frobbing drbawb/ubuffer
[INFO] finished frobbing drbawb/ubuffer
[INFO] frobbed toml for drbawb/ubuffer written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/drbawb/ubuffer/Cargo.toml
[INFO] crate drbawb/ubuffer 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 drbawb/ubuffer 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-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/drbawb/ubuffer:/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] 68a3aefbfbefa589d8ca4b3cf62e77c1605a7ef9886e192a73c91565a6ec5559
[INFO] running `"docker" "start" "-a" "68a3aefbfbefa589d8ca4b3cf62e77c1605a7ef9886e192a73c91565a6ec5559"`
[INFO] [stderr]    Compiling cc v1.0.27
[INFO] [stderr]    Compiling rustc-demangle v0.1.11
[INFO] [stderr]    Compiling libudt4-sys v0.2.0
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling bincode v1.0.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.26
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.82
[INFO] [stderr]    Compiling failure v0.1.3
[INFO] [stderr]    Compiling udt v0.2.0
[INFO] [stderr]    Compiling ubuffer v0.4.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.98s
[INFO] running `"docker" "inspect" "68a3aefbfbefa589d8ca4b3cf62e77c1605a7ef9886e192a73c91565a6ec5559"`
[INFO] running `"docker" "rm" "-f" "68a3aefbfbefa589d8ca4b3cf62e77c1605a7ef9886e192a73c91565a6ec5559"`
[INFO] [stdout] 68a3aefbfbefa589d8ca4b3cf62e77c1605a7ef9886e192a73c91565a6ec5559
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/drbawb/ubuffer:/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] 48ff7bceec4ae7cee3a7932c91d63e828353dd25090d4d3f66aacedb23560264
[INFO] running `"docker" "start" "-a" "48ff7bceec4ae7cee3a7932c91d63e828353dd25090d4d3f66aacedb23560264"`
[INFO] [stderr]    Compiling ubuffer v0.4.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `"docker" "inspect" "48ff7bceec4ae7cee3a7932c91d63e828353dd25090d4d3f66aacedb23560264"`
[INFO] running `"docker" "rm" "-f" "48ff7bceec4ae7cee3a7932c91d63e828353dd25090d4d3f66aacedb23560264"`
[INFO] [stdout] 48ff7bceec4ae7cee3a7932c91d63e828353dd25090d4d3f66aacedb23560264
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/drbawb/ubuffer:/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] 57e00d104be4ba914db532504c31be0c47fee9165b7d8bfb2d86796102a3b93a
[INFO] running `"docker" "start" "-a" "57e00d104be4ba914db532504c31be0c47fee9165b7d8bfb2d86796102a3b93a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ubuffer-2e9ce2ecdfefdf1e
[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" "57e00d104be4ba914db532504c31be0c47fee9165b7d8bfb2d86796102a3b93a"`
[INFO] running `"docker" "rm" "-f" "57e00d104be4ba914db532504c31be0c47fee9165b7d8bfb2d86796102a3b93a"`
[INFO] [stdout] 57e00d104be4ba914db532504c31be0c47fee9165b7d8bfb2d86796102a3b93a