Nov 01 01:10:38.112 INFO checking matthiaskrgr/cargo-cache against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 01:10:38.114 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-4/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-alt check --frozen --all --all-targets" "-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"`
Nov 01 01:10:38.528 INFO blam! 4a3993dad7b130fce7936176bebe4ca2ead80a03732d40c19fffd684ecb39464
Nov 01 01:10:38.534 INFO running `"docker" "start" "-a" "4a3993dad7b130fce7936176bebe4ca2ead80a03732d40c19fffd684ecb39464"`
Nov 01 01:10:39.420 INFO kablam! usermod: no changes
Nov 01 01:10:39.487 INFO kablam! error: failed to load source for a dependency on `rustc_tools_util`
Nov 01 01:10:39.487 INFO kablam! 
Nov 01 01:10:39.487 INFO kablam! Caused by:
Nov 01 01:10:39.487 INFO kablam!   Unable to update https://github.com/rust-lang-nursery/rust-clippy?rev=f40c4fa51d308bd32b4b3e3302bad8965d10ffbc#f40c4fa5
Nov 01 01:10:39.487 INFO kablam! 
Nov 01 01:10:39.487 INFO kablam! Caused by:
Nov 01 01:10:39.487 INFO kablam!   failed to open: /cargo-home/git/.cargo-lock-git
Nov 01 01:10:39.487 INFO kablam! 
Nov 01 01:10:39.487 INFO kablam! Caused by:
Nov 01 01:10:39.487 INFO kablam!   Read-only file system (os error 30)
Nov 01 01:10:39.489 INFO kablam! su: No module specific data is present
Nov 01 01:10:39.864 INFO running `"docker" "rm" "-f" "4a3993dad7b130fce7936176bebe4ca2ead80a03732d40c19fffd684ecb39464"`
Nov 01 01:10:40.036 INFO blam! 4a3993dad7b130fce7936176bebe4ca2ead80a03732d40c19fffd684ecb39464