[INFO] cloning repository exphp-share/exploding-types
[INFO] running `"git" "clone" "--bare" "git://github.com/exphp-share/exploding-types.git" "work/cache/sources/gh/exphp-share/exploding-types"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/exphp-share/exploding-types'...
[INFO] running `"git" "clone" "work/cache/sources/gh/exphp-share/exploding-types" "work/ex/beta-1.37-6/sources/1.36.0/gh/exphp-share/exploding-types"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/exphp-share/exploding-types'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/exphp-share/exploding-types" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/exphp-share/exploding-types"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/exphp-share/exploding-types'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ffd9501eb0be97df222f36e69ba665ecb1005f39
[INFO] sha for GitHub repo exphp-share/exploding-types: ffd9501eb0be97df222f36e69ba665ecb1005f39
[INFO] validating manifest of exphp-share/exploding-types 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 exphp-share/exploding-types 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 exphp-share/exploding-types
[INFO] finished frobbing exphp-share/exploding-types
[INFO] frobbed toml for exphp-share/exploding-types written to work/ex/beta-1.37-6/sources/1.36.0/gh/exphp-share/exploding-types/Cargo.toml
[INFO] started frobbing exphp-share/exploding-types
[INFO] finished frobbing exphp-share/exploding-types
[INFO] frobbed toml for exphp-share/exploding-types written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/exphp-share/exploding-types/Cargo.toml
[INFO] crate exphp-share/exploding-types already has a lockfile, it will not be regenerated
[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 exphp-share/exploding-types against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/exphp-share/exploding-types:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 1cc4f7fa134cdfcc76e9a8e5db07cad5936e28fb5dd81bacf0e3f3713a184ee3
[INFO] running `"docker" "start" "-a" "1cc4f7fa134cdfcc76e9a8e5db07cad5936e28fb5dd81bacf0e3f3713a184ee3"`
[INFO] [stderr]    Compiling explode v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: Could not compile `explode`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --edition=2018 --crate-name explode src/main.rs --color never --crate-type bin --emit=dep-info,link -C debuginfo=2 -C metadata=a2706c88a563430d -C extra-filename=-a2706c88a563430d --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "1cc4f7fa134cdfcc76e9a8e5db07cad5936e28fb5dd81bacf0e3f3713a184ee3"`
[INFO] running `"docker" "rm" "-f" "1cc4f7fa134cdfcc76e9a8e5db07cad5936e28fb5dd81bacf0e3f3713a184ee3"`
[INFO] [stdout] 1cc4f7fa134cdfcc76e9a8e5db07cad5936e28fb5dd81bacf0e3f3713a184ee3