Dec 18 06:39:21.285 INFO checking Lytigas/rust-rt against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 06:39:21.285 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/Lytigas/rust-rt:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 06:39:21.676 INFO [stdout] 4b8b8005224ecfed865a791a30f34ec146caea112e69ca4620b9165cb03db2a8
Dec 18 06:39:21.684 INFO running `"docker" "start" "-a" "4b8b8005224ecfed865a791a30f34ec146caea112e69ca4620b9165cb03db2a8"`
Dec 18 06:39:23.040 INFO [stderr] error: failed to load source for a dependency on `libc`
Dec 18 06:39:23.040 INFO [stderr] 
Dec 18 06:39:23.040 INFO [stderr] Caused by:
Dec 18 06:39:23.040 INFO [stderr]   Unable to update https://github.com/Lytigas/libc#a9590b55
Dec 18 06:39:23.040 INFO [stderr] 
Dec 18 06:39:23.040 INFO [stderr] Caused by:
Dec 18 06:39:23.040 INFO [stderr]   failed to open: /opt/crater/cargo-home/git/.cargo-lock-git
Dec 18 06:39:23.040 INFO [stderr] 
Dec 18 06:39:23.040 INFO [stderr] Caused by:
Dec 18 06:39:23.040 INFO [stderr]   Read-only file system (os error 30)
Dec 18 06:39:23.674 INFO running `"docker" "inspect" "4b8b8005224ecfed865a791a30f34ec146caea112e69ca4620b9165cb03db2a8"`
Dec 18 06:39:23.964 INFO running `"docker" "rm" "-f" "4b8b8005224ecfed865a791a30f34ec146caea112e69ca4620b9165cb03db2a8"`
Dec 18 06:39:24.216 INFO [stdout] 4b8b8005224ecfed865a791a30f34ec146caea112e69ca4620b9165cb03db2a8