Nov 30 15:42:29.254 INFO checking series-0.1.0 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 15:42:29.254 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-7/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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"`
Nov 30 15:42:29.686 INFO [stdout] e1ad456a34eefb65f53156b69d87347980e6f75069f2340112a607b139f31284
Nov 30 15:42:29.687 INFO running `"docker" "start" "-a" "e1ad456a34eefb65f53156b69d87347980e6f75069f2340112a607b139f31284"`
Nov 30 15:42:30.698 INFO [stderr] usermod: no changes
Nov 30 15:42:30.756 INFO [stderr]     Checking series v0.1.0 (/source)
Nov 30 15:42:32.659 INFO [stderr] warning: unused arithmetic operation that must be used
Nov 30 15:42:32.659 INFO [stderr]     --> src/lib.rs:1159:9
Nov 30 15:42:32.659 INFO [stderr]      |
Nov 30 15:42:32.659 INFO [stderr] 1159 |         s + t;
Nov 30 15:42:32.660 INFO [stderr]      |         ^^^^^
Nov 30 15:42:32.660 INFO [stderr]      |
Nov 30 15:42:32.664 INFO [stderr]      = note: #[warn(unused_must_use)] on by default
Nov 30 15:42:32.668 INFO [stderr] 
Nov 30 15:42:32.668 INFO [stderr] warning: unused arithmetic operation that must be used
Nov 30 15:42:32.668 INFO [stderr]     --> src/lib.rs:1167:9
Nov 30 15:42:32.668 INFO [stderr]      |
Nov 30 15:42:32.668 INFO [stderr] 1167 |         s - t;
Nov 30 15:42:32.668 INFO [stderr]      |         ^^^^^
Nov 30 15:42:32.668 INFO [stderr] 
Nov 30 15:42:32.668 INFO [stderr] warning: unused arithmetic operation that must be used
Nov 30 15:42:32.668 INFO [stderr]     --> src/lib.rs:1175:9
Nov 30 15:42:32.668 INFO [stderr]      |
Nov 30 15:42:32.668 INFO [stderr] 1175 |         s * t;
Nov 30 15:42:32.668 INFO [stderr]      |         ^^^^^
Nov 30 15:42:32.668 INFO [stderr] 
Nov 30 15:42:32.668 INFO [stderr] warning: unused arithmetic operation that must be used
Nov 30 15:42:32.668 INFO [stderr]     --> src/lib.rs:1183:9
Nov 30 15:42:32.668 INFO [stderr]      |
Nov 30 15:42:32.668 INFO [stderr] 1183 |         s / t;
Nov 30 15:42:32.668 INFO [stderr]      |         ^^^^^
Nov 30 15:42:32.668 INFO [stderr] 
Nov 30 15:42:32.670 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.95s
Nov 30 15:42:32.673 INFO [stderr] su: No module specific data is present
Nov 30 15:42:33.616 INFO running `"docker" "inspect" "e1ad456a34eefb65f53156b69d87347980e6f75069f2340112a607b139f31284"`
Nov 30 15:42:33.900 INFO running `"docker" "rm" "-f" "e1ad456a34eefb65f53156b69d87347980e6f75069f2340112a607b139f31284"`
Nov 30 15:42:34.239 INFO [stdout] e1ad456a34eefb65f53156b69d87347980e6f75069f2340112a607b139f31284