Dec 05 14:23:50.614 INFO checking dual-0.2.0 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 14:23:50.614 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 05 14:23:51.191 INFO [stdout] f31dc25b1eeca67dc203162ad24d5b856b55aa38746784c3913ac43d2dee1d1a
Dec 05 14:23:51.193 INFO running `"docker" "start" "-a" "f31dc25b1eeca67dc203162ad24d5b856b55aa38746784c3913ac43d2dee1d1a"`
Dec 05 14:23:52.951 INFO [stderr] usermod: no changes
Dec 05 14:23:53.007 INFO [stderr] warning: path `/source/src/dual.rs` was erroneously implicitly accepted for library `dual`,
Dec 05 14:23:53.007 INFO [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
Dec 05 14:23:53.104 INFO [stderr]     Checking dual v0.2.0 (/source)
Dec 05 14:23:55.499 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.52s
Dec 05 14:23:55.502 INFO [stderr] su: No module specific data is present
Dec 05 14:23:56.017 INFO running `"docker" "inspect" "f31dc25b1eeca67dc203162ad24d5b856b55aa38746784c3913ac43d2dee1d1a"`
Dec 05 14:23:56.153 INFO running `"docker" "rm" "-f" "f31dc25b1eeca67dc203162ad24d5b856b55aa38746784c3913ac43d2dee1d1a"`
Dec 05 14:23:56.297 INFO [stdout] f31dc25b1eeca67dc203162ad24d5b856b55aa38746784c3913ac43d2dee1d1a