Dec 01 20:51:39.319 INFO documenting ThePerkinrex/PercOSv2 against master#147e60c5f89cfa2d3ffc247413956a37582c98e7 for pr-55318-1
Dec 01 20:51:39.320 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-7/master#147e60c5f89cfa2d3ffc247413956a37582c98e7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 20:51:40.327 INFO [stdout] 616d28d83aa0d055484fea0aaf479bd8dec6e2b83c7d385a15265e654ae8a386
Dec 01 20:51:40.329 INFO running `"docker" "start" "-a" "616d28d83aa0d055484fea0aaf479bd8dec6e2b83c7d385a15265e654ae8a386"`
Dec 01 20:51:40.722 INFO [stderr] usermod: no changes
Dec 01 20:51:40.778 INFO [stderr]     Checking bitflags v0.4.0
Dec 01 20:51:40.779 INFO [stderr]     Checking rlibc v1.0.0
Dec 01 20:51:40.779 INFO [stderr]     Checking volatile v0.2.4
Dec 01 20:51:40.780 INFO [stderr]     Checking cpuio v0.2.0
Dec 01 20:51:40.893 INFO [stderr]     Checking multiboot2 v0.1.0
Dec 01 20:51:41.114 INFO [stderr]  Documenting percos v2.0.0 (/source)
Dec 01 20:51:41.162 INFO [stderr] error[E0557]: feature has been removed
Dec 01 20:51:41.162 INFO [stderr]  --> src/lib.rs:3:12
Dec 01 20:51:41.162 INFO [stderr]   |
Dec 01 20:51:41.162 INFO [stderr] 3 | #![feature(panic_implementation)]
Dec 01 20:51:41.162 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^
Dec 01 20:51:41.162 INFO [stderr]   |
Dec 01 20:51:41.162 INFO [stderr] note: subsumed by `#[panic_handler]`
Dec 01 20:51:41.162 INFO [stderr]  --> src/lib.rs:3:12
Dec 01 20:51:41.162 INFO [stderr]   |
Dec 01 20:51:41.162 INFO [stderr] 3 | #![feature(panic_implementation)]
Dec 01 20:51:41.162 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^
Dec 01 20:51:41.162 INFO [stderr] 
Dec 01 20:51:41.251 INFO [stderr] error: Compilation failed, aborting rustdoc
Dec 01 20:51:41.251 INFO [stderr] 
Dec 01 20:51:41.260 INFO [stderr] error: Could not document `percos`.
Dec 01 20:51:41.260 INFO [stderr] 
Dec 01 20:51:41.260 INFO [stderr] Caused by:
Dec 01 20:51:41.260 INFO [stderr]   process didn't exit successfully: `rustdoc --crate-name percos src/lib.rs --color never -o /target/doc --document-private-items -L dependency=/target/debug/deps --extern cpuio=/target/debug/deps/libcpuio-8edf9fe0459471ae.rmeta --extern multiboot2=/target/debug/deps/libmultiboot2-b35119dd4ee20c9f.rmeta --extern rlibc=/target/debug/deps/librlibc-413c0860805588ca.rmeta --extern spin=/target/debug/deps/libspin-0acca072cbb0afda.rmeta --extern volatile=/target/debug/deps/libvolatile-a185ea6d23de8428.rmeta --cap-lints=forbid` (exit code: 1)
Dec 01 20:51:41.261 INFO [stderr] su: No module specific data is present
Dec 01 20:51:42.195 INFO running `"docker" "inspect" "616d28d83aa0d055484fea0aaf479bd8dec6e2b83c7d385a15265e654ae8a386"`
Dec 01 20:51:42.304 INFO running `"docker" "rm" "-f" "616d28d83aa0d055484fea0aaf479bd8dec6e2b83c7d385a15265e654ae8a386"`
Dec 01 20:51:42.387 INFO [stdout] 616d28d83aa0d055484fea0aaf479bd8dec6e2b83c7d385a15265e654ae8a386