Oct 13 08:42:44.525 INFO checking series-0.1.0 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 08:42:44.525 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-4/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 13 08:42:44.938 INFO blam! 3ce452cea9ab9dd5bac9205aaece32f3ae4eed99d61fb33dcce23e3778949ab0
Oct 13 08:42:44.949 INFO running `"docker" "start" "-a" "3ce452cea9ab9dd5bac9205aaece32f3ae4eed99d61fb33dcce23e3778949ab0"`
Oct 13 08:42:46.387 INFO kablam! usermod: no changes
Oct 13 08:42:46.484 INFO kablam!     Checking series v0.1.0 (/source)
Oct 13 08:42:48.168 INFO kablam! warning: unused arithmetic operation which must be used
Oct 13 08:42:48.168 INFO kablam!     --> src/lib.rs:1159:9
Oct 13 08:42:48.168 INFO kablam!      |
Oct 13 08:42:48.168 INFO kablam! 1159 |         s + t;
Oct 13 08:42:48.168 INFO kablam!      |         ^^^^^
Oct 13 08:42:48.168 INFO kablam!      |
Oct 13 08:42:48.168 INFO kablam!      = note: #[warn(unused_must_use)] on by default
Oct 13 08:42:48.168 INFO kablam! 
Oct 13 08:42:48.168 INFO kablam! warning: unused arithmetic operation which must be used
Oct 13 08:42:48.168 INFO kablam!     --> src/lib.rs:1167:9
Oct 13 08:42:48.168 INFO kablam!      |
Oct 13 08:42:48.168 INFO kablam! 1167 |         s - t;
Oct 13 08:42:48.168 INFO kablam!      |         ^^^^^
Oct 13 08:42:48.168 INFO kablam! 
Oct 13 08:42:48.168 INFO kablam! warning: unused arithmetic operation which must be used
Oct 13 08:42:48.168 INFO kablam!     --> src/lib.rs:1175:9
Oct 13 08:42:48.168 INFO kablam!      |
Oct 13 08:42:48.168 INFO kablam! 1175 |         s * t;
Oct 13 08:42:48.168 INFO kablam!      |         ^^^^^
Oct 13 08:42:48.168 INFO kablam! 
Oct 13 08:42:48.168 INFO kablam! warning: unused arithmetic operation which must be used
Oct 13 08:42:48.168 INFO kablam!     --> src/lib.rs:1183:9
Oct 13 08:42:48.168 INFO kablam!      |
Oct 13 08:42:48.168 INFO kablam! 1183 |         s / t;
Oct 13 08:42:48.168 INFO kablam!      |         ^^^^^
Oct 13 08:42:48.168 INFO kablam! 
Oct 13 08:42:48.216 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
Oct 13 08:42:48.219 INFO kablam! su: No module specific data is present
Oct 13 08:42:48.866 INFO running `"docker" "rm" "-f" "3ce452cea9ab9dd5bac9205aaece32f3ae4eed99d61fb33dcce23e3778949ab0"`
Oct 13 08:42:49.112 INFO blam! 3ce452cea9ab9dd5bac9205aaece32f3ae4eed99d61fb33dcce23e3778949ab0