Dec 12 09:45:30.126 INFO checking proptest-arbitrary-0.2.2 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 09:45:30.126 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 09:45:30.536 INFO [stdout] 72bf8216d404deb2dc428546b0e0a77d30fceda5af9d7cec849904f0e7b12f3f
Dec 12 09:45:30.538 INFO running `"docker" "start" "-a" "72bf8216d404deb2dc428546b0e0a77d30fceda5af9d7cec849904f0e7b12f3f"`
Dec 12 09:45:31.340 INFO [stderr] usermod: no changes
Dec 12 09:45:31.416 INFO [stderr]    Compiling frunk_core v0.0.21
Dec 12 09:45:31.416 INFO [stderr]    Compiling proptest-arbitrary v0.2.2 (/source)
Dec 12 09:45:31.424 INFO [stderr]     Checking proptest v0.3.4
Dec 12 09:45:51.300 INFO [stderr]    Compiling frunk_derives v0.0.22
Dec 12 09:46:01.060 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.69s
Dec 12 09:46:01.061 INFO [stderr] su: No module specific data is present
Dec 12 09:46:02.030 INFO running `"docker" "inspect" "72bf8216d404deb2dc428546b0e0a77d30fceda5af9d7cec849904f0e7b12f3f"`
Dec 12 09:46:02.494 INFO running `"docker" "rm" "-f" "72bf8216d404deb2dc428546b0e0a77d30fceda5af9d7cec849904f0e7b12f3f"`
Dec 12 09:46:02.836 INFO [stdout] 72bf8216d404deb2dc428546b0e0a77d30fceda5af9d7cec849904f0e7b12f3f