Dec 02 02:47:22.359 INFO documenting singletonum-0.2.0 against master#147e60c5f89cfa2d3ffc247413956a37582c98e7 for pr-55318-1
Dec 02 02:47:22.359 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-2/master#147e60c5f89cfa2d3ffc247413956a37582c98e7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55318-1/master#147e60c5f89cfa2d3ffc247413956a37582c98e7:/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 +147e60c5f89cfa2d3ffc247413956a37582c98e7-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 02 02:47:22.527 INFO [stdout] fe8dfb630825e53c0e227ba2088cda1024c137c58a112f6521d4dfaa5125e9ae
Dec 02 02:47:22.529 INFO running `"docker" "start" "-a" "fe8dfb630825e53c0e227ba2088cda1024c137c58a112f6521d4dfaa5125e9ae"`
Dec 02 02:47:22.982 INFO [stderr] usermod: no changes
Dec 02 02:47:23.124 INFO [stderr]     Checking lock_api v0.1.5
Dec 02 02:47:23.172 INFO [stderr]    Compiling singletonum-derive v0.2.0
Dec 02 02:47:23.538 INFO [stderr]     Checking parking_lot v0.6.4
Dec 02 02:47:24.456 INFO [stderr]     Checking once_cell v0.1.6
Dec 02 02:47:26.704 INFO [stderr]  Documenting singletonum v0.2.0 (/source)
Dec 02 02:47:28.835 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.83s
Dec 02 02:47:28.874 INFO [stderr] su: No module specific data is present
Dec 02 02:47:29.174 INFO running `"docker" "inspect" "fe8dfb630825e53c0e227ba2088cda1024c137c58a112f6521d4dfaa5125e9ae"`
Dec 02 02:47:29.255 INFO running `"docker" "rm" "-f" "fe8dfb630825e53c0e227ba2088cda1024c137c58a112f6521d4dfaa5125e9ae"`
Dec 02 02:47:29.343 INFO [stdout] fe8dfb630825e53c0e227ba2088cda1024c137c58a112f6521d4dfaa5125e9ae