Dec 04 10:33:18.412 INFO checking seanmceligot/drt against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 10:33:18.412 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 04 10:33:18.896 INFO [stdout] 495b211c864450b505d8f75aa3269bd6b4fda0e0d1f5b73f18cf34c4742d89c5
Dec 04 10:33:18.899 INFO running `"docker" "start" "-a" "495b211c864450b505d8f75aa3269bd6b4fda0e0d1f5b73f18cf34c4742d89c5"`
Dec 04 10:33:20.962 INFO [stderr] usermod: no changes
Dec 04 10:33:21.129 INFO [stderr]    Compiling syn v0.15.13
Dec 04 10:33:21.143 INFO [stderr]     Checking env_logger v0.5.13
Dec 04 10:33:22.653 INFO [stderr]     Checking quickcheck v0.6.2
Dec 04 10:33:31.651 INFO [stderr]    Compiling serde_derive v1.0.80
Dec 04 10:33:45.767 INFO [stderr]     Checking drt v0.1.0 (/source)
Dec 04 10:33:48.327 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.33s
Dec 04 10:33:48.347 INFO [stderr] su: No module specific data is present
Dec 04 10:33:49.260 INFO running `"docker" "inspect" "495b211c864450b505d8f75aa3269bd6b4fda0e0d1f5b73f18cf34c4742d89c5"`
Dec 04 10:33:49.583 INFO running `"docker" "rm" "-f" "495b211c864450b505d8f75aa3269bd6b4fda0e0d1f5b73f18cf34c4742d89c5"`
Dec 04 10:33:49.975 INFO [stdout] 495b211c864450b505d8f75aa3269bd6b4fda0e0d1f5b73f18cf34c4742d89c5