Nov 28 07:44:23.688 INFO documenting unix-0.6.4 against master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb for pr-55318
Nov 28 07:44:23.688 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318/worker-1/master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 07:44:23.882 INFO [stdout] 0309da9c289773d750a99d0e73c2bda59ca208aff81263d7db9209cc5663fc1a
Nov 28 07:44:23.887 INFO running `"docker" "start" "-a" "0309da9c289773d750a99d0e73c2bda59ca208aff81263d7db9209cc5663fc1a"`
Nov 28 07:44:24.343 INFO [stderr] usermod: no changes
Nov 28 07:44:24.438 INFO [stderr]    Compiling ptr v0.2.1
Nov 28 07:44:24.440 INFO [stderr]    Compiling hash-table v0.2.2
Nov 28 07:44:24.442 INFO [stderr]    Compiling libc v0.2.44
Nov 28 07:44:24.442 INFO [stderr]    Compiling containers v0.9.3
Nov 28 07:44:24.442 INFO [stderr]     Checking slot v0.2.5
Nov 28 07:44:24.442 INFO [stderr]     Checking rand_core v0.3.0
Nov 28 07:44:24.442 INFO [stderr]     Checking rel v0.2.0
Nov 28 07:44:24.442 INFO [stderr]     Checking heap v0.1.0
Nov 28 07:44:24.795 INFO [stderr]    Compiling i-o v0.4.3
Nov 28 07:44:24.892 INFO [stderr]     Checking idem v0.4.0
Nov 28 07:44:24.904 INFO [stderr]     Checking utf v0.1.4
Nov 28 07:44:25.354 INFO [stderr]     Checking flags v0.1.2
Nov 28 07:44:25.364 INFO [stderr]     Checking fallible v0.1.2
Nov 28 07:44:25.411 INFO [stderr]     Checking idem v0.1.1
Nov 28 07:44:25.531 INFO [stderr]     Checking rand_core v0.2.2
Nov 28 07:44:25.677 INFO [stderr]     Checking rand v0.5.5
Nov 28 07:44:25.688 INFO [stderr]     Checking null-terminated v0.3.4
Nov 28 07:44:25.983 INFO [stderr]     Checking loca v0.7.1
Nov 28 07:44:26.455 INFO [stderr]     Checking default_allocator v0.3.0
Nov 28 07:44:27.602 INFO [stderr]     Checking tempus v0.2.3
Nov 28 07:44:28.288 INFO [stderr]    Compiling unix v0.6.4 (/source)
Nov 28 07:44:28.647 INFO [stderr] error[E0635]: unknown feature `const_slice_as_ptr`
Nov 28 07:44:28.647 INFO [stderr]  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/containers-0.9.3/src/lib.rs:7:12
Nov 28 07:44:28.647 INFO [stderr]   |
Nov 28 07:44:28.647 INFO [stderr] 7 | #![feature(const_slice_as_ptr, const_slice_len)]
Nov 28 07:44:28.647 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^
Nov 28 07:44:28.647 INFO [stderr] 
Nov 28 07:44:28.656 INFO [stderr] error: aborting due to previous error
Nov 28 07:44:28.656 INFO [stderr] 
Nov 28 07:44:28.656 INFO [stderr] For more information about this error, try `rustc --explain E0635`.
Nov 28 07:44:28.666 INFO [stderr] error: Could not compile `containers`.
Nov 28 07:44:28.666 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Nov 28 07:44:29.498 INFO [stderr] error: build failed
Nov 28 07:44:29.498 INFO [stderr] su: No module specific data is present
Nov 28 07:44:29.723 INFO running `"docker" "inspect" "0309da9c289773d750a99d0e73c2bda59ca208aff81263d7db9209cc5663fc1a"`
Nov 28 07:44:29.833 INFO running `"docker" "rm" "-f" "0309da9c289773d750a99d0e73c2bda59ca208aff81263d7db9209cc5663fc1a"`
Nov 28 07:44:29.895 INFO [stdout] 0309da9c289773d750a99d0e73c2bda59ca208aff81263d7db9209cc5663fc1a