Dec 13 02:52:49.269 INFO testing smolkov/mdbook-mosta against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 02:52:49.269 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 02:52:49.747 INFO [stdout] 4ea3a8157860c1b904ef72d192f767e5d47bc5789a287be4853999c63b22c1c4
Dec 13 02:52:49.749 INFO running `"docker" "start" "-a" "4ea3a8157860c1b904ef72d192f767e5d47bc5789a287be4853999c63b22c1c4"`
Dec 13 02:52:51.119 INFO [stderr] usermod: no changes
Dec 13 02:52:51.199 INFO [stderr] error: failed to load source for a dependency on `mdbook`
Dec 13 02:52:51.199 INFO [stderr] 
Dec 13 02:52:51.199 INFO [stderr] Caused by:
Dec 13 02:52:51.199 INFO [stderr]   Unable to update https://github.com/badboy/mdBook?branch=fix-section-numbering#e6f0ef64
Dec 13 02:52:51.199 INFO [stderr] 
Dec 13 02:52:51.199 INFO [stderr] Caused by:
Dec 13 02:52:51.199 INFO [stderr]   failed to open: /cargo-home/git/.cargo-lock-git
Dec 13 02:52:51.199 INFO [stderr] 
Dec 13 02:52:51.199 INFO [stderr] Caused by:
Dec 13 02:52:51.199 INFO [stderr]   Read-only file system (os error 30)
Dec 13 02:52:51.207 INFO [stderr] su: No module specific data is present
Dec 13 02:52:52.071 INFO running `"docker" "inspect" "4ea3a8157860c1b904ef72d192f767e5d47bc5789a287be4853999c63b22c1c4"`
Dec 13 02:52:52.344 INFO running `"docker" "rm" "-f" "4ea3a8157860c1b904ef72d192f767e5d47bc5789a287be4853999c63b22c1c4"`
Dec 13 02:52:52.715 INFO [stdout] 4ea3a8157860c1b904ef72d192f767e5d47bc5789a287be4853999c63b22c1c4