Nov 30 15:42:29.683 INFO checking series-0.1.0 against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 15:42:29.683 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-0/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 15:42:30.114 INFO [stdout] 9d8407f947a7a8ea8661aa23c6cb3c4e4d49ead7a099f55dc03c9f5f9af009d7
Nov 30 15:42:30.118 INFO running `"docker" "start" "-a" "9d8407f947a7a8ea8661aa23c6cb3c4e4d49ead7a099f55dc03c9f5f9af009d7"`
Nov 30 15:42:31.913 INFO [stderr] usermod: no changes
Nov 30 15:42:32.003 INFO [stderr]     Checking series v0.1.0 (/source)
Nov 30 15:42:33.848 INFO [stderr] warning: unused arithmetic operation that must be used
Nov 30 15:42:33.848 INFO [stderr]     --> src/lib.rs:1159:9
Nov 30 15:42:33.848 INFO [stderr]      |
Nov 30 15:42:33.848 INFO [stderr] 1159 |         s + t;
Nov 30 15:42:33.848 INFO [stderr]      |         ^^^^^
Nov 30 15:42:33.848 INFO [stderr]      |
Nov 30 15:42:33.848 INFO [stderr]      = note: #[warn(unused_must_use)] on by default
Nov 30 15:42:33.848 INFO [stderr] 
Nov 30 15:42:33.848 INFO [stderr] warning: unused arithmetic operation that must be used
Nov 30 15:42:33.848 INFO [stderr]     --> src/lib.rs:1167:9
Nov 30 15:42:33.848 INFO [stderr]      |
Nov 30 15:42:33.848 INFO [stderr] 1167 |         s - t;
Nov 30 15:42:33.848 INFO [stderr]      |         ^^^^^
Nov 30 15:42:33.848 INFO [stderr] 
Nov 30 15:42:33.848 INFO [stderr] warning: unused arithmetic operation that must be used
Nov 30 15:42:33.848 INFO [stderr]     --> src/lib.rs:1175:9
Nov 30 15:42:33.848 INFO [stderr]      |
Nov 30 15:42:33.848 INFO [stderr] 1175 |         s * t;
Nov 30 15:42:33.848 INFO [stderr]      |         ^^^^^
Nov 30 15:42:33.848 INFO [stderr] 
Nov 30 15:42:33.848 INFO [stderr] warning: unused arithmetic operation that must be used
Nov 30 15:42:33.848 INFO [stderr]     --> src/lib.rs:1183:9
Nov 30 15:42:33.848 INFO [stderr]      |
Nov 30 15:42:33.848 INFO [stderr] 1183 |         s / t;
Nov 30 15:42:33.848 INFO [stderr]      |         ^^^^^
Nov 30 15:42:33.848 INFO [stderr] 
Nov 30 15:42:33.872 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
Nov 30 15:42:33.872 INFO [stderr] su: No module specific data is present
Nov 30 15:42:34.526 INFO running `"docker" "inspect" "9d8407f947a7a8ea8661aa23c6cb3c4e4d49ead7a099f55dc03c9f5f9af009d7"`
Nov 30 15:42:34.796 INFO running `"docker" "rm" "-f" "9d8407f947a7a8ea8661aa23c6cb3c4e4d49ead7a099f55dc03c9f5f9af009d7"`
Nov 30 15:42:35.216 INFO [stdout] 9d8407f947a7a8ea8661aa23c6cb3c4e4d49ead7a099f55dc03c9f5f9af009d7