Dec 12 02:08:59.563 INFO checking JonLeeCon/zbtcount against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 02:08:59.563 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 02:09:00.001 INFO [stdout] 7d0d75b4334c77c69920bb7e9d4088349ed2237c6bd1e8fbdb29496774e080db
Dec 12 02:09:00.003 INFO running `"docker" "start" "-a" "7d0d75b4334c77c69920bb7e9d4088349ed2237c6bd1e8fbdb29496774e080db"`
Dec 12 02:09:01.180 INFO [stderr] usermod: no changes
Dec 12 02:09:01.232 INFO [stderr]    Compiling gcc v0.3.50
Dec 12 02:09:02.783 INFO [stderr]    Compiling backtrace-sys v0.1.11
Dec 12 02:09:16.008 INFO [stderr]     Checking backtrace v0.3.2
Dec 12 02:09:16.793 INFO [stderr]     Checking error-chain v0.10.0
Dec 12 02:09:17.591 INFO [stderr]     Checking zbtcount v0.1.0 (/source)
Dec 12 02:09:18.501 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.30s
Dec 12 02:09:18.504 INFO [stderr] su: No module specific data is present
Dec 12 02:09:19.480 INFO running `"docker" "inspect" "7d0d75b4334c77c69920bb7e9d4088349ed2237c6bd1e8fbdb29496774e080db"`
Dec 12 02:09:19.690 INFO running `"docker" "rm" "-f" "7d0d75b4334c77c69920bb7e9d4088349ed2237c6bd1e8fbdb29496774e080db"`
Dec 12 02:09:19.824 INFO [stdout] 7d0d75b4334c77c69920bb7e9d4088349ed2237c6bd1e8fbdb29496774e080db