Dec 19 16:48:02.053 INFO checking frnsys/rust-sim against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 16:48:02.053 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/frnsys/rust-sim:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 16:48:02.546 INFO [stdout] 4c6ca60825fe59b612def20c2695ab8884ed203e6186105a17cf83d0f599993e
Dec 19 16:48:02.548 INFO running `"docker" "start" "-a" "4c6ca60825fe59b612def20c2695ab8884ed203e6186105a17cf83d0f599993e"`
Dec 19 16:48:04.697 INFO [stderr]     Checking log v0.3.6
Dec 19 16:48:04.697 INFO [stderr]     Checking num_cpus v1.2.0
Dec 19 16:48:04.697 INFO [stderr]     Checking rmp v0.7.5
Dec 19 16:48:04.712 INFO [stderr]     Checking uuid v0.2.3
Dec 19 16:48:04.715 INFO [stderr]     Checking redis v0.8.0
Dec 19 16:48:05.606 INFO [stderr]     Checking futures v0.1.7
Dec 19 16:48:07.402 INFO [stderr]     Checking rmp-serialize v0.7.0
Dec 19 16:48:09.000 INFO [stderr]     Checking futures-cpupool v0.1.2
Dec 19 16:48:09.631 INFO [stderr]     Checking sim v0.1.0 (/opt/crater/workdir)
Dec 19 16:48:10.976 INFO [stderr] warning: unused variable: `world`
Dec 19 16:48:10.976 INFO [stderr]   --> examples/basic.rs:38:15
Dec 19 16:48:10.976 INFO [stderr]    |
Dec 19 16:48:10.976 INFO [stderr] 38 |               world: Self::World,
Dec 19 16:48:10.976 INFO [stderr]    |               ^^^^^ help: consider using `_world` instead
Dec 19 16:48:10.976 INFO [stderr]    |
Dec 19 16:48:10.976 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 16:48:10.976 INFO [stderr] 
Dec 19 16:48:11.200 INFO [stderr] warning: unused variable: `agent`
Dec 19 16:48:11.200 INFO [stderr]   --> examples/culture.rs:33:21
Dec 19 16:48:11.200 INFO [stderr]    |
Dec 19 16:48:11.200 INFO [stderr] 33 |     fn setup(&self, agent: Agent<Self::State>, population: &Population<Self>) -> () {}
Dec 19 16:48:11.200 INFO [stderr]    |                     ^^^^^ help: consider using `_agent` instead
Dec 19 16:48:11.200 INFO [stderr]    |
Dec 19 16:48:11.200 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 16:48:11.200 INFO [stderr] 
Dec 19 16:48:11.200 INFO [stderr] warning: unused variable: `population`
Dec 19 16:48:11.200 INFO [stderr]   --> examples/culture.rs:33:48
Dec 19 16:48:11.200 INFO [stderr]    |
Dec 19 16:48:11.200 INFO [stderr] 33 |     fn setup(&self, agent: Agent<Self::State>, population: &Population<Self>) -> () {}
Dec 19 16:48:11.200 INFO [stderr]    |                                                ^^^^^^^^^^ help: consider using `_population` instead
Dec 19 16:48:11.200 INFO [stderr] 
Dec 19 16:48:11.216 INFO [stderr] warning: unused variable: `world`
Dec 19 16:48:11.216 INFO [stderr]   --> examples/culture.rs:37:15
Dec 19 16:48:11.216 INFO [stderr]    |
Dec 19 16:48:11.216 INFO [stderr] 37 |               world: Self::World,
Dec 19 16:48:11.216 INFO [stderr]    |               ^^^^^ help: consider using `_world` instead
Dec 19 16:48:11.216 INFO [stderr] 
Dec 19 16:48:11.344 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.78s
Dec 19 16:48:12.400 INFO running `"docker" "inspect" "4c6ca60825fe59b612def20c2695ab8884ed203e6186105a17cf83d0f599993e"`
Dec 19 16:48:12.622 INFO running `"docker" "rm" "-f" "4c6ca60825fe59b612def20c2695ab8884ed203e6186105a17cf83d0f599993e"`
Dec 19 16:48:12.828 INFO [stdout] 4c6ca60825fe59b612def20c2695ab8884ed203e6186105a17cf83d0f599993e