Nov 28 07:35:29.871 INFO documenting vectorize_struct-0.1.3 against master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb for pr-55318
Nov 28 07:35:29.872 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318/worker-2/master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55318/master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb:/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 +6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb-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"`
Nov 28 07:35:30.080 INFO [stdout] be11153d5fa613dc7b1d01ca3ab3787a15a347eebc7ce3a3256639a81a89d9da
Nov 28 07:35:30.082 INFO running `"docker" "start" "-a" "be11153d5fa613dc7b1d01ca3ab3787a15a347eebc7ce3a3256639a81a89d9da"`
Nov 28 07:35:30.754 INFO [stderr] usermod: no changes
Nov 28 07:35:30.827 INFO [stderr] warning: library `vectorize_struct` should only specify `proc-macro = true` instead of setting `crate-type`
Nov 28 07:35:30.839 INFO [stderr]     Checking syn v0.15.22
Nov 28 07:35:39.735 INFO [stderr]  Documenting vectorize_struct v0.1.3 (/source)
Nov 28 07:35:43.997 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.21s
Nov 28 07:35:43.999 INFO [stderr] su: No module specific data is present
Nov 28 07:35:44.296 INFO running `"docker" "inspect" "be11153d5fa613dc7b1d01ca3ab3787a15a347eebc7ce3a3256639a81a89d9da"`
Nov 28 07:35:44.367 INFO running `"docker" "rm" "-f" "be11153d5fa613dc7b1d01ca3ab3787a15a347eebc7ce3a3256639a81a89d9da"`
Nov 28 07:35:44.472 INFO [stdout] be11153d5fa613dc7b1d01ca3ab3787a15a347eebc7ce3a3256639a81a89d9da