Oct 13 08:42:44.761 INFO checking series-0.1.0 against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 13 08:42:44.761 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-6/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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 08:42:45.209 INFO blam! 28eb0521201ed48b1a03d88c1df84197fec56d98a86eb9c2bd0e7869c4fbdbbd
Oct 13 08:42:45.211 INFO running `"docker" "start" "-a" "28eb0521201ed48b1a03d88c1df84197fec56d98a86eb9c2bd0e7869c4fbdbbd"`
Oct 13 08:42:46.916 INFO kablam! usermod: no changes
Oct 13 08:42:47.016 INFO kablam!     Checking series v0.1.0 (/source)
Oct 13 08:42:49.283 INFO kablam! warning: unused arithmetic operation which must be used
Oct 13 08:42:49.283 INFO kablam!     --> src/lib.rs:1159:9
Oct 13 08:42:49.283 INFO kablam!      |
Oct 13 08:42:49.283 INFO kablam! 1159 |         s + t;
Oct 13 08:42:49.283 INFO kablam!      |         ^^^^^
Oct 13 08:42:49.283 INFO kablam!      |
Oct 13 08:42:49.283 INFO kablam!      = note: #[warn(unused_must_use)] on by default
Oct 13 08:42:49.283 INFO kablam! 
Oct 13 08:42:49.283 INFO kablam! warning: unused arithmetic operation which must be used
Oct 13 08:42:49.283 INFO kablam!     --> src/lib.rs:1167:9
Oct 13 08:42:49.283 INFO kablam!      |
Oct 13 08:42:49.283 INFO kablam! 1167 |         s - t;
Oct 13 08:42:49.283 INFO kablam!      |         ^^^^^
Oct 13 08:42:49.283 INFO kablam! 
Oct 13 08:42:49.283 INFO kablam! warning: unused arithmetic operation which must be used
Oct 13 08:42:49.283 INFO kablam!     --> src/lib.rs:1175:9
Oct 13 08:42:49.283 INFO kablam!      |
Oct 13 08:42:49.283 INFO kablam! 1175 |         s * t;
Oct 13 08:42:49.283 INFO kablam!      |         ^^^^^
Oct 13 08:42:49.283 INFO kablam! 
Oct 13 08:42:49.283 INFO kablam! warning: unused arithmetic operation which must be used
Oct 13 08:42:49.283 INFO kablam!     --> src/lib.rs:1183:9
Oct 13 08:42:49.283 INFO kablam!      |
Oct 13 08:42:49.283 INFO kablam! 1183 |         s / t;
Oct 13 08:42:49.283 INFO kablam!      |         ^^^^^
Oct 13 08:42:49.283 INFO kablam! 
Oct 13 08:42:49.384 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.44s
Oct 13 08:42:49.384 INFO kablam! su: No module specific data is present
Oct 13 08:42:50.603 INFO running `"docker" "rm" "-f" "28eb0521201ed48b1a03d88c1df84197fec56d98a86eb9c2bd0e7869c4fbdbbd"`
Oct 13 08:42:50.837 INFO blam! 28eb0521201ed48b1a03d88c1df84197fec56d98a86eb9c2bd0e7869c4fbdbbd