Nov 28 15:56:21.507 INFO documenting btree-0.1.0 against master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb for pr-55318
Nov 28 15:56:21.507 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318/worker-3/master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 15:56:21.693 INFO [stdout] db16adde13de0ce011f1475154c62b4a9a750520fc4fd80d5714ff4bf47d18b2
Nov 28 15:56:21.696 INFO running `"docker" "start" "-a" "db16adde13de0ce011f1475154c62b4a9a750520fc4fd80d5714ff4bf47d18b2"`
Nov 28 15:56:22.142 INFO [stderr] usermod: no changes
Nov 28 15:56:22.173 INFO [stderr] warning: `panic` setting is ignored for `test` profile
Nov 28 15:56:22.181 INFO [stderr]    Compiling raw_serde_derive v0.1.2
Nov 28 15:56:25.934 INFO [stderr]     Checking raw_serde v0.1.4
Nov 28 15:56:31.575 INFO [stderr]  Documenting btree v0.1.0 (/source)
Nov 28 15:56:33.297 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.14s
Nov 28 15:56:33.299 INFO [stderr] su: No module specific data is present
Nov 28 15:56:33.615 INFO running `"docker" "inspect" "db16adde13de0ce011f1475154c62b4a9a750520fc4fd80d5714ff4bf47d18b2"`
Nov 28 15:56:33.691 INFO running `"docker" "rm" "-f" "db16adde13de0ce011f1475154c62b4a9a750520fc4fd80d5714ff4bf47d18b2"`
Nov 28 15:56:33.780 INFO [stdout] db16adde13de0ce011f1475154c62b4a9a750520fc4fd80d5714ff4bf47d18b2