Nov 09 08:12:01.216 INFO checking nathanm2/iron-gcd against master#653da4fd006c97625247acd7e076d0782cdc149b for pr-55632
Nov 09 08:12:01.216 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-4/master#653da4fd006c97625247acd7e076d0782cdc149b:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55632/master#653da4fd006c97625247acd7e076d0782cdc149b:/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 +653da4fd006c97625247acd7e076d0782cdc149b-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 09 08:12:01.409 INFO blam! 76932e6067c25e283a378d94d27f97d54bd95bed202c25a4354bc269361efe9b
Nov 09 08:12:01.412 INFO running `"docker" "start" "-a" "76932e6067c25e283a378d94d27f97d54bd95bed202c25a4354bc269361efe9b"`
Nov 09 08:12:01.936 INFO kablam! usermod: no changes
Nov 09 08:12:01.988 INFO kablam!     Checking iron-gcd v0.1.0 (/source)
Nov 09 08:12:02.230 INFO kablam! warning: function is never used: `gcd`
Nov 09 08:12:02.230 INFO kablam!  --> src/main.rs:1:1
Nov 09 08:12:02.231 INFO kablam!   |
Nov 09 08:12:02.231 INFO kablam! 1 | fn gcd(mut a: u64, mut b: u64) -> u64 {
Nov 09 08:12:02.231 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 08:12:02.232 INFO kablam!   |
Nov 09 08:12:02.232 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 09 08:12:02.232 INFO kablam! 
Nov 09 08:12:02.294 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
Nov 09 08:12:02.299 INFO kablam! su: No module specific data is present
Nov 09 08:12:02.740 INFO running `"docker" "rm" "-f" "76932e6067c25e283a378d94d27f97d54bd95bed202c25a4354bc269361efe9b"`
Nov 09 08:12:02.999 INFO blam! 76932e6067c25e283a378d94d27f97d54bd95bed202c25a4354bc269361efe9b