Dec 04 21:32:45.517 INFO checking brettcannon/flatten_filenames against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 21:32:45.517 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 21:32:45.931 INFO [stdout] 3c1c04949c60f8bdec2da756d82bdad15fbc1dad0e22cb6419e13a1951477a69
Dec 04 21:32:45.934 INFO running `"docker" "start" "-a" "3c1c04949c60f8bdec2da756d82bdad15fbc1dad0e22cb6419e13a1951477a69"`
Dec 04 21:32:46.452 INFO [stderr] usermod: no changes
Dec 04 21:32:46.479 INFO [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
Dec 04 21:32:46.479 INFO [stderr] disables Cargo from automatically inferring other binary targets.
Dec 04 21:32:46.479 INFO [stderr] This inference behavior will change in the Rust 2018 edition and the following
Dec 04 21:32:46.479 INFO [stderr] files will be included as a binary target:
Dec 04 21:32:46.479 INFO [stderr] 
Dec 04 21:32:46.479 INFO [stderr] * /source/src/main.rs
Dec 04 21:32:46.479 INFO [stderr] 
Dec 04 21:32:46.479 INFO [stderr] This is likely to break cargo build or cargo test as these files may not be
Dec 04 21:32:46.479 INFO [stderr] ready to be compiled as a binary target today. You can future-proof yourself
Dec 04 21:32:46.479 INFO [stderr] and disable this warning by adding `autobins = false` to your [package]
Dec 04 21:32:46.479 INFO [stderr] section. You may also move the files to a location where Cargo would not
Dec 04 21:32:46.479 INFO [stderr] automatically infer them to be a target, such as in subfolders.
Dec 04 21:32:46.479 INFO [stderr] 
Dec 04 21:32:46.479 INFO [stderr] For more information on this warning you can consult
Dec 04 21:32:46.479 INFO [stderr] https://github.com/rust-lang/cargo/issues/5330
Dec 04 21:32:46.479 INFO [stderr] warning: path `/source/src/main.rs` was erroneously implicitly accepted for binary `flatten-filenames`,
Dec 04 21:32:46.479 INFO [stderr] please set bin.path in Cargo.toml
Dec 04 21:32:46.483 INFO [stderr]     Checking flatten_filenames v0.1.0 (/source)
Dec 04 21:32:46.487 INFO [stderr]     Checking rand v0.3.14
Dec 04 21:32:47.759 INFO [stderr]     Checking tempdir v0.3.5
Dec 04 21:32:48.774 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.30s
Dec 04 21:32:48.775 INFO [stderr] su: No module specific data is present
Dec 04 21:32:49.068 INFO running `"docker" "inspect" "3c1c04949c60f8bdec2da756d82bdad15fbc1dad0e22cb6419e13a1951477a69"`
Dec 04 21:32:49.216 INFO running `"docker" "rm" "-f" "3c1c04949c60f8bdec2da756d82bdad15fbc1dad0e22cb6419e13a1951477a69"`
Dec 04 21:32:49.347 INFO [stdout] 3c1c04949c60f8bdec2da756d82bdad15fbc1dad0e22cb6419e13a1951477a69