[INFO] updating cached repository matterinc/plasma_cash_history_snark
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/matterinc/plasma_cash_history_snark
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/matterinc/plasma_cash_history_snark" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/matterinc/plasma_cash_history_snark"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/matterinc/plasma_cash_history_snark'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/matterinc/plasma_cash_history_snark" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/matterinc/plasma_cash_history_snark"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/matterinc/plasma_cash_history_snark'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 651c7c79156ab530476b10a05021c205bef123ab
[INFO] sha for GitHub repo matterinc/plasma_cash_history_snark: 651c7c79156ab530476b10a05021c205bef123ab
[INFO] validating manifest of matterinc/plasma_cash_history_snark on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of matterinc/plasma_cash_history_snark on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing matterinc/plasma_cash_history_snark
[INFO] finished frobbing matterinc/plasma_cash_history_snark
[INFO] frobbed toml for matterinc/plasma_cash_history_snark written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/matterinc/plasma_cash_history_snark/Cargo.toml
[INFO] started frobbing matterinc/plasma_cash_history_snark
[INFO] finished frobbing matterinc/plasma_cash_history_snark
[INFO] frobbed toml for matterinc/plasma_cash_history_snark written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/matterinc/plasma_cash_history_snark/Cargo.toml
[INFO] crate matterinc/plasma_cash_history_snark has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing matterinc/plasma_cash_history_snark against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/matterinc/plasma_cash_history_snark:/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] d782342c093c8ffd1652ba85d8e9ea56d3ee25bb3d41b8bb50374daa98a12603
[INFO] running `"docker" "start" "-a" "d782342c093c8ffd1652ba85d8e9ea56d3ee25bb3d41b8bb50374daa98a12603"`
[INFO] [stderr] error: failed to load source for a dependency on `bellman`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Unable to update https://github.com/matterinc/bellman#57095fbf
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to open: /opt/crater/cargo-home/git/.cargo-lock-git
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `"docker" "inspect" "d782342c093c8ffd1652ba85d8e9ea56d3ee25bb3d41b8bb50374daa98a12603"`
[INFO] running `"docker" "rm" "-f" "d782342c093c8ffd1652ba85d8e9ea56d3ee25bb3d41b8bb50374daa98a12603"`
[INFO] [stdout] d782342c093c8ffd1652ba85d8e9ea56d3ee25bb3d41b8bb50374daa98a12603