Dec 01 17:57:45.620 INFO documenting ckauhaus/multiping against try#f86f76f89ea2b1ccbfb3741962ec2029d878a389 for pr-55318-1
Dec 01 17:57:45.620 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-7/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 17:57:45.830 INFO [stdout] e2d443f889ce40993b2608bb2377b49873a5c7e6dc3a9eed64eed7ddc9fda1e0
Dec 01 17:57:45.832 INFO running `"docker" "start" "-a" "e2d443f889ce40993b2608bb2377b49873a5c7e6dc3a9eed64eed7ddc9fda1e0"`
Dec 01 17:57:46.258 INFO [stderr] usermod: no changes
Dec 01 17:57:46.540 INFO [stderr]     Checking backtrace-sys v0.1.16
Dec 01 17:57:46.931 INFO [stderr]     Checking backtrace v0.3.5
Dec 01 17:57:47.557 INFO [stderr]     Checking error-chain v0.11.0
Dec 01 17:57:48.341 INFO [stderr]     Checking tokio-ping v0.1.2
Dec 01 17:57:50.472 INFO [stderr]  Documenting multiping v1.1.1 (/source)
Dec 01 17:57:53.956 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.68s
Dec 01 17:57:53.967 INFO [stderr] su: No module specific data is present
Dec 01 17:57:55.204 INFO running `"docker" "inspect" "e2d443f889ce40993b2608bb2377b49873a5c7e6dc3a9eed64eed7ddc9fda1e0"`
Dec 01 17:57:55.426 INFO running `"docker" "rm" "-f" "e2d443f889ce40993b2608bb2377b49873a5c7e6dc3a9eed64eed7ddc9fda1e0"`
Dec 01 17:57:55.796 INFO [stdout] e2d443f889ce40993b2608bb2377b49873a5c7e6dc3a9eed64eed7ddc9fda1e0