[INFO] fetching crate sfcgal-sys 0.2.0...
[INFO] extracting crate sfcgal-sys 0.2.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/sfcgal-sys/0.2.0
[INFO] extracting crate sfcgal-sys 0.2.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sfcgal-sys/0.2.0
[INFO] validating manifest of sfcgal-sys-0.2.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sfcgal-sys-0.2.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sfcgal-sys-0.2.0
[INFO] finished frobbing sfcgal-sys-0.2.0
[INFO] frobbed toml for sfcgal-sys-0.2.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/sfcgal-sys/0.2.0/Cargo.toml
[INFO] started frobbing sfcgal-sys-0.2.0
[INFO] finished frobbing sfcgal-sys-0.2.0
[INFO] frobbed toml for sfcgal-sys-0.2.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sfcgal-sys/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing sfcgal-sys-0.2.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sfcgal-sys/0.2.0:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 943fb7c115ea1e5e41ebdd623523493f71e92d011d7bb75a17182d4bccb559cd
[INFO] running `"docker" "start" "-a" "943fb7c115ea1e5e41ebdd623523493f71e92d011d7bb75a17182d4bccb559cd"`
[INFO] [stderr]    Compiling sfcgal-sys v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] error: failed to run custom build command for `sfcgal-sys v0.2.0 (/opt/crater/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/sfcgal-sys-a3c582e491735246/build-script-build` (exit code: 1)
[INFO] [stderr] --- stdout
[INFO] [stderr] cargo:rustc-link-lib=SFCGAL
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] error occurred: Read-only file system (os error 30)
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "943fb7c115ea1e5e41ebdd623523493f71e92d011d7bb75a17182d4bccb559cd"`
[INFO] running `"docker" "rm" "-f" "943fb7c115ea1e5e41ebdd623523493f71e92d011d7bb75a17182d4bccb559cd"`
[INFO] [stdout] 943fb7c115ea1e5e41ebdd623523493f71e92d011d7bb75a17182d4bccb559cd