Dec 01 13:42:40.886 INFO documenting joelparkerhenderson/demo_rust_code against try#f86f76f89ea2b1ccbfb3741962ec2029d878a389 for pr-55318-1
Dec 01 13:42:40.886 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-3/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55318-1/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/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 +f86f76f89ea2b1ccbfb3741962ec2029d878a389-alt doc --frozen --no-deps --document-private-items" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 13:42:41.392 INFO [stdout] 226f38dd771a9ebb41a0eaf46c6b2aa2976d0d3204d992cdfc5817249b0e812f
Dec 01 13:42:41.394 INFO running `"docker" "start" "-a" "226f38dd771a9ebb41a0eaf46c6b2aa2976d0d3204d992cdfc5817249b0e812f"`
Dec 01 13:42:43.568 INFO [stderr] usermod: no changes
Dec 01 13:42:43.721 INFO [stderr]     Checking backtrace-sys v0.1.16
Dec 01 13:42:44.149 INFO [stderr]     Checking backtrace v0.3.3
Dec 01 13:42:44.749 INFO [stderr]     Checking error-chain v0.11.0
Dec 01 13:42:45.521 INFO [stderr]  Documenting demo-rust-code v1.0.0 (/source)
Dec 01 13:42:47.652 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.05s
Dec 01 13:42:47.656 INFO [stderr] su: No module specific data is present
Dec 01 13:42:49.174 INFO running `"docker" "inspect" "226f38dd771a9ebb41a0eaf46c6b2aa2976d0d3204d992cdfc5817249b0e812f"`
Dec 01 13:42:49.442 INFO running `"docker" "rm" "-f" "226f38dd771a9ebb41a0eaf46c6b2aa2976d0d3204d992cdfc5817249b0e812f"`
Dec 01 13:42:49.752 INFO [stdout] 226f38dd771a9ebb41a0eaf46c6b2aa2976d0d3204d992cdfc5817249b0e812f