Dec 11 06:30:38.646 INFO checking wagenet/helix-hello-world-rails against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 06:30:38.646 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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"`
Dec 11 06:30:39.184 INFO [stdout] fcc3a70c54760be23da6d8016b27a8d5bd3ac9de98c29ee4326d96aa36e75579
Dec 11 06:30:39.186 INFO running `"docker" "start" "-a" "fcc3a70c54760be23da6d8016b27a8d5bd3ac9de98c29ee4326d96aa36e75579"`
Dec 11 06:30:41.369 INFO [stderr] usermod: no changes
Dec 11 06:30:41.448 INFO [stderr]    Compiling libcruby-sys v0.5.0-alpha-1
Dec 11 06:30:41.448 INFO [stderr]     Checking cstr-macro v0.1.0
Dec 11 06:30:41.448 INFO [stderr]     Checking cslice v0.2.0
Dec 11 06:30:43.049 INFO [stderr]     Checking helix_runtime v0.5.0-alpha-1
Dec 11 06:30:43.388 INFO [stderr]     Checking helix_hello_world_rails v0.1.0 (/source)
Dec 11 06:30:43.928 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.53s
Dec 11 06:30:43.937 INFO [stderr] su: No module specific data is present
Dec 11 06:30:45.116 INFO running `"docker" "inspect" "fcc3a70c54760be23da6d8016b27a8d5bd3ac9de98c29ee4326d96aa36e75579"`
Dec 11 06:30:45.440 INFO running `"docker" "rm" "-f" "fcc3a70c54760be23da6d8016b27a8d5bd3ac9de98c29ee4326d96aa36e75579"`
Dec 11 06:30:45.752 INFO [stdout] fcc3a70c54760be23da6d8016b27a8d5bd3ac9de98c29ee4326d96aa36e75579