Nov 28 03:06:35.154 INFO documenting ThePerkinrex/PercOSv2 against master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb for pr-55318
Nov 28 03:06:35.155 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318/worker-0/master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 03:06:36.041 INFO [stdout] c5b74e3cb9461d297b5fa3e5e530bc9aa83364779fe225a55430589dc8ea15cc
Nov 28 03:06:36.043 INFO running `"docker" "start" "-a" "c5b74e3cb9461d297b5fa3e5e530bc9aa83364779fe225a55430589dc8ea15cc"`
Nov 28 03:06:36.818 INFO [stderr] usermod: no changes
Nov 28 03:06:36.832 INFO [stderr]     Checking cpuio v0.2.0
Nov 28 03:06:36.832 INFO [stderr]     Checking spin v0.4.9
Nov 28 03:06:36.832 INFO [stderr]     Checking volatile v0.2.4
Nov 28 03:06:36.987 INFO [stderr]  Documenting percos v2.0.0 (/source)
Nov 28 03:06:37.036 INFO [stderr] error[E0557]: feature has been removed
Nov 28 03:06:37.036 INFO [stderr]  --> src/lib.rs:3:12
Nov 28 03:06:37.036 INFO [stderr]   |
Nov 28 03:06:37.036 INFO [stderr] 3 | #![feature(panic_implementation)]
Nov 28 03:06:37.036 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^
Nov 28 03:06:37.036 INFO [stderr]   |
Nov 28 03:06:37.036 INFO [stderr] note: subsumed by `#[panic_handler]`
Nov 28 03:06:37.036 INFO [stderr]  --> src/lib.rs:3:12
Nov 28 03:06:37.036 INFO [stderr]   |
Nov 28 03:06:37.036 INFO [stderr] 3 | #![feature(panic_implementation)]
Nov 28 03:06:37.036 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^
Nov 28 03:06:37.036 INFO [stderr] 
Nov 28 03:06:37.125 INFO [stderr] error: Compilation failed, aborting rustdoc
Nov 28 03:06:37.125 INFO [stderr] 
Nov 28 03:06:37.132 INFO [stderr] error: Could not document `percos`.
Nov 28 03:06:37.132 INFO [stderr] 
Nov 28 03:06:37.132 INFO [stderr] Caused by:
Nov 28 03:06:37.132 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-9df59eefc758394e.rmeta --extern multiboot2=/target/debug/deps/libmultiboot2-7f12c9d803113e32.rmeta --extern rlibc=/target/debug/deps/librlibc-6dfed076fdde9dd2.rmeta --extern spin=/target/debug/deps/libspin-9cec2f0d2d3c1b10.rmeta --extern volatile=/target/debug/deps/libvolatile-a3609e3c9ca618b8.rmeta --cap-lints=forbid` (exit code: 1)
Nov 28 03:06:37.133 INFO [stderr] su: No module specific data is present
Nov 28 03:06:41.418 INFO running `"docker" "inspect" "c5b74e3cb9461d297b5fa3e5e530bc9aa83364779fe225a55430589dc8ea15cc"`
Nov 28 03:06:41.486 INFO running `"docker" "rm" "-f" "c5b74e3cb9461d297b5fa3e5e530bc9aa83364779fe225a55430589dc8ea15cc"`
Nov 28 03:06:41.552 INFO [stdout] c5b74e3cb9461d297b5fa3e5e530bc9aa83364779fe225a55430589dc8ea15cc