Dec 12 15:58:24.695 INFO checking derive_arbitrary-0.2.0 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 15:58:24.695 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 15:58:25.180 INFO [stdout] 761930c31f11863c324cd00cec955acbd2ec223ce0ae036e0cda0dacee79f290
Dec 12 15:58:25.185 INFO running `"docker" "start" "-a" "761930c31f11863c324cd00cec955acbd2ec223ce0ae036e0cda0dacee79f290"`
Dec 12 15:58:26.244 INFO [stderr] usermod: no changes
Dec 12 15:58:26.352 INFO [stderr]     Checking arbitrary v0.2.0
Dec 12 15:58:26.380 INFO [stderr]     Checking syn v0.14.9
Dec 12 15:58:26.396 INFO [stderr]    Compiling derive_arbitrary v0.2.0 (/source)
Dec 12 15:58:33.708 INFO [stderr]     Checking synstructure v0.9.0
Dec 12 15:58:37.433 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.17s
Dec 12 15:58:37.436 INFO [stderr] su: No module specific data is present
Dec 12 15:58:38.677 INFO running `"docker" "inspect" "761930c31f11863c324cd00cec955acbd2ec223ce0ae036e0cda0dacee79f290"`
Dec 12 15:58:38.934 INFO running `"docker" "rm" "-f" "761930c31f11863c324cd00cec955acbd2ec223ce0ae036e0cda0dacee79f290"`
Dec 12 15:58:39.236 INFO [stdout] 761930c31f11863c324cd00cec955acbd2ec223ce0ae036e0cda0dacee79f290