Nov 28 10:51:47.757 INFO documenting powhasher-0.2.2 against try#f5a0bd723553ea4b7556bd7087b9f0919cafb483 for pr-55318
Nov 28 10:51:47.759 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318/worker-6/try#f5a0bd723553ea4b7556bd7087b9f0919cafb483:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55318/try#f5a0bd723553ea4b7556bd7087b9f0919cafb483:/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 +f5a0bd723553ea4b7556bd7087b9f0919cafb483-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 10:51:48.103 INFO [stdout] 98432dd068112150b5fdad149922ba1f7ff949dbbd2aad3c0d67ccc0bfc64c75
Nov 28 10:51:48.109 INFO running `"docker" "start" "-a" "98432dd068112150b5fdad149922ba1f7ff949dbbd2aad3c0d67ccc0bfc64c75"`
Nov 28 10:51:48.758 INFO [stderr] usermod: no changes
Nov 28 10:51:48.978 INFO [stderr]     Checking arrayvec v0.4.8
Nov 28 10:51:48.983 INFO [stderr]     Checking core_affinity v0.5.9
Nov 28 10:51:48.988 INFO [stderr]     Checking yellowsun v0.2.0
Nov 28 10:51:50.737 INFO [stderr]     Checking cn-stratum v0.4.0
Nov 28 10:51:52.695 INFO [stderr]  Documenting powhasher v0.2.2 (/source)
Nov 28 10:51:52.933 INFO [stderr] error[E0463]: can't find crate for `alloc_system`
Nov 28 10:51:52.933 INFO [stderr]  --> src/main.rs:6:1
Nov 28 10:51:52.933 INFO [stderr]   |
Nov 28 10:51:52.933 INFO [stderr] 6 | extern crate alloc_system;
Nov 28 10:51:52.933 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
Nov 28 10:51:52.933 INFO [stderr] 
Nov 28 10:51:52.951 INFO [stderr] error: Could not document `powhasher`.
Nov 28 10:51:52.951 INFO [stderr] 
Nov 28 10:51:52.951 INFO [stderr] Caused by:
Nov 28 10:51:52.951 INFO [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-name powhasher src/main.rs --color never -o /target/doc --document-private-items -L dependency=/target/debug/deps --extern byteorder=/target/debug/deps/libbyteorder-de1bdf8c0114932b.rmeta --extern clap=/target/debug/deps/libclap-bf23ed285d0d4939.rmeta --extern cn_stratum=/target/debug/deps/libcn_stratum-446f7ff035879ae7.rmeta --extern core_affinity=/target/debug/deps/libcore_affinity-9113f14373772940.rmeta --extern env_logger=/target/debug/deps/libenv_logger-ff1fa422974cd68b.rmeta --extern log=/target/debug/deps/liblog-7108ccf313b638d2.rmeta --extern serde=/target/debug/deps/libserde-5ef784b89c4ae75d.rmeta --extern serde_derive=/target/debug/deps/libserde_derive-d7dcf311ddecdbbb.so --extern serde_json=/target/debug/deps/libserde_json-5d22bc2c2843e081.rmeta --extern yellowsun=/target/debug/deps/libyellowsun-0219266baf770157.rmeta --cap-lints=forbid` (exit code: 1)
Nov 28 10:51:52.962 INFO [stderr] su: No module specific data is present
Nov 28 10:51:53.419 INFO running `"docker" "inspect" "98432dd068112150b5fdad149922ba1f7ff949dbbd2aad3c0d67ccc0bfc64c75"`
Nov 28 10:51:53.619 INFO running `"docker" "rm" "-f" "98432dd068112150b5fdad149922ba1f7ff949dbbd2aad3c0d67ccc0bfc64c75"`
Nov 28 10:51:53.747 INFO [stdout] 98432dd068112150b5fdad149922ba1f7ff949dbbd2aad3c0d67ccc0bfc64c75