Dec 12 16:48:55.050 INFO checking chamkho-0.3.0 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 16:48:55.050 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 16:48:55.497 INFO [stdout] e208ac9f5f606e4048eb296d21907b649c9720c4b9abfcb5b2aa080df359e61d
Dec 12 16:48:55.500 INFO running `"docker" "start" "-a" "e208ac9f5f606e4048eb296d21907b649c9720c4b9abfcb5b2aa080df359e61d"`
Dec 12 16:48:57.007 INFO [stderr] usermod: no changes
Dec 12 16:48:57.164 INFO [stderr]     Checking prefixtree v0.1.3
Dec 12 16:48:57.164 INFO [stderr]     Checking vec_map v0.4.0
Dec 12 16:48:57.164 INFO [stderr]     Checking strsim v0.4.1
Dec 12 16:48:58.548 INFO [stderr]     Checking wordcut-engine v0.1.1
Dec 12 16:48:58.924 INFO [stderr]     Checking clap v1.5.6
Dec 12 16:49:02.683 INFO [stderr]     Checking chamkho v0.3.0 (/source)
Dec 12 16:49:06.663 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.62s
Dec 12 16:49:06.677 INFO [stderr] su: No module specific data is present
Dec 12 16:49:08.188 INFO running `"docker" "inspect" "e208ac9f5f606e4048eb296d21907b649c9720c4b9abfcb5b2aa080df359e61d"`
Dec 12 16:49:08.576 INFO running `"docker" "rm" "-f" "e208ac9f5f606e4048eb296d21907b649c9720c4b9abfcb5b2aa080df359e61d"`
Dec 12 16:49:08.960 INFO [stdout] e208ac9f5f606e4048eb296d21907b649c9720c4b9abfcb5b2aa080df359e61d