Nov 01 16:24:23.617 INFO checking series-0.1.0 against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 16:24:23.618 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-4/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 01 16:24:24.046 INFO blam! 46626183e82b9e437c31642e5e879bbb435c671aa170b5c33deb8c3c42fce622
Nov 01 16:24:24.060 INFO running `"docker" "start" "-a" "46626183e82b9e437c31642e5e879bbb435c671aa170b5c33deb8c3c42fce622"`
Nov 01 16:24:25.072 INFO kablam! usermod: no changes
Nov 01 16:24:25.156 INFO kablam!     Checking series v0.1.0 (/source)
Nov 01 16:24:27.133 INFO kablam! warning: unused arithmetic operation that must be used
Nov 01 16:24:27.134 INFO kablam!     --> src/lib.rs:1159:9
Nov 01 16:24:27.134 INFO kablam!      |
Nov 01 16:24:27.134 INFO kablam! 1159 |         s + t;
Nov 01 16:24:27.134 INFO kablam!      |         ^^^^^
Nov 01 16:24:27.135 INFO kablam!      |
Nov 01 16:24:27.135 INFO kablam!      = note: #[warn(unused_must_use)] on by default
Nov 01 16:24:27.135 INFO kablam! 
Nov 01 16:24:27.136 INFO kablam! warning: unused arithmetic operation that must be used
Nov 01 16:24:27.136 INFO kablam!     --> src/lib.rs:1167:9
Nov 01 16:24:27.136 INFO kablam!      |
Nov 01 16:24:27.136 INFO kablam! 1167 |         s - t;
Nov 01 16:24:27.137 INFO kablam!      |         ^^^^^
Nov 01 16:24:27.137 INFO kablam! 
Nov 01 16:24:27.137 INFO kablam! warning: unused arithmetic operation that must be used
Nov 01 16:24:27.138 INFO kablam!     --> src/lib.rs:1175:9
Nov 01 16:24:27.138 INFO kablam!      |
Nov 01 16:24:27.138 INFO kablam! 1175 |         s * t;
Nov 01 16:24:27.138 INFO kablam!      |         ^^^^^
Nov 01 16:24:27.139 INFO kablam! 
Nov 01 16:24:27.139 INFO kablam! warning: unused arithmetic operation that must be used
Nov 01 16:24:27.139 INFO kablam!     --> src/lib.rs:1183:9
Nov 01 16:24:27.139 INFO kablam!      |
Nov 01 16:24:27.139 INFO kablam! 1183 |         s / t;
Nov 01 16:24:27.140 INFO kablam!      |         ^^^^^
Nov 01 16:24:27.140 INFO kablam! 
Nov 01 16:24:27.169 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.05s
Nov 01 16:24:27.174 INFO kablam! su: No module specific data is present
Nov 01 16:24:27.985 INFO running `"docker" "rm" "-f" "46626183e82b9e437c31642e5e879bbb435c671aa170b5c33deb8c3c42fce622"`
Nov 01 16:24:28.184 INFO blam! 46626183e82b9e437c31642e5e879bbb435c671aa170b5c33deb8c3c42fce622