Dec 01 14:52:49.657 INFO documenting hjr3/future-mpsc-example against master#147e60c5f89cfa2d3ffc247413956a37582c98e7 for pr-55318-1
Dec 01 14:52:49.657 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-6/master#147e60c5f89cfa2d3ffc247413956a37582c98e7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 01 14:52:49.899 INFO [stdout] 70f53b341813e04427a255f17d748b8af28ea9989afe8bcd8cb031d00244d31a
Dec 01 14:52:49.904 INFO running `"docker" "start" "-a" "70f53b341813e04427a255f17d748b8af28ea9989afe8bcd8cb031d00244d31a"`
Dec 01 14:52:50.432 INFO [stderr] usermod: no changes
Dec 01 14:52:50.552 INFO [stderr]     Checking net2 v0.2.26
Dec 01 14:52:50.552 INFO [stderr]     Checking futures v0.1.10
Dec 01 14:52:50.552 INFO [stderr]     Checking env_logger v0.4.1
Dec 01 14:52:51.076 INFO [stderr]     Checking mio v0.6.4
Dec 01 14:52:52.352 INFO [stderr]     Checking tokio-core v0.1.4
Dec 01 14:52:53.344 INFO [stderr]  Documenting future-mpsc-example v0.1.0 (/source)
Dec 01 14:52:55.347 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.88s
Dec 01 14:52:55.349 INFO [stderr] su: No module specific data is present
Dec 01 14:52:55.585 INFO running `"docker" "inspect" "70f53b341813e04427a255f17d748b8af28ea9989afe8bcd8cb031d00244d31a"`
Dec 01 14:52:55.710 INFO running `"docker" "rm" "-f" "70f53b341813e04427a255f17d748b8af28ea9989afe8bcd8cb031d00244d31a"`
Dec 01 14:52:55.822 INFO [stdout] 70f53b341813e04427a255f17d748b8af28ea9989afe8bcd8cb031d00244d31a