Nov 30 08:51:24.313 INFO checking RollForGuild/RoboGM against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 08:51:24.313 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-4/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 08:51:24.841 INFO [stdout] 32c582413225ac9ac9b2e80dd6231740ac6c21c3b598dae06694048af248fa8d
Nov 30 08:51:24.848 INFO running `"docker" "start" "-a" "32c582413225ac9ac9b2e80dd6231740ac6c21c3b598dae06694048af248fa8d"`
Nov 30 08:51:25.778 INFO [stderr] usermod: no changes
Nov 30 08:51:25.846 INFO [stderr]     Checking robo_gm v0.1.0 (/source)
Nov 30 08:51:26.434 INFO [stderr] warning: unused import: `rand::Rng`
Nov 30 08:51:26.434 INFO [stderr]  --> src/main.rs:4:5
Nov 30 08:51:26.434 INFO [stderr]   |
Nov 30 08:51:26.434 INFO [stderr] 4 | use rand::Rng;
Nov 30 08:51:26.434 INFO [stderr]   |     ^^^^^^^^^
Nov 30 08:51:26.435 INFO [stderr]   |
Nov 30 08:51:26.435 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 08:51:26.435 INFO [stderr] 
Nov 30 08:51:26.480 INFO [stderr] warning: unused variable: `rng`
Nov 30 08:51:26.480 INFO [stderr]   --> src/main.rs:20:13
Nov 30 08:51:26.480 INFO [stderr]    |
Nov 30 08:51:26.480 INFO [stderr] 20 |     let mut rng = rand::thread_rng();
Nov 30 08:51:26.480 INFO [stderr]    |             ^^^ help: consider using `_rng` instead
Nov 30 08:51:26.480 INFO [stderr]    |
Nov 30 08:51:26.480 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 08:51:26.480 INFO [stderr] 
Nov 30 08:51:26.486 INFO [stderr] warning: variable does not need to be mutable
Nov 30 08:51:26.486 INFO [stderr]   --> src/main.rs:20:9
Nov 30 08:51:26.486 INFO [stderr]    |
Nov 30 08:51:26.486 INFO [stderr] 20 |     let mut rng = rand::thread_rng();
Nov 30 08:51:26.487 INFO [stderr]    |         ----^^^
Nov 30 08:51:26.487 INFO [stderr]    |         |
Nov 30 08:51:26.487 INFO [stderr]    |         help: remove this `mut`
Nov 30 08:51:26.487 INFO [stderr]    |
Nov 30 08:51:26.487 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 08:51:26.487 INFO [stderr] 
Nov 30 08:51:26.487 INFO [stderr] warning: function is never used: `gen_rectangles`
Nov 30 08:51:26.487 INFO [stderr]   --> src/main.rs:34:1
Nov 30 08:51:26.487 INFO [stderr]    |
Nov 30 08:51:26.487 INFO [stderr] 34 | fn gen_rectangles() -> () {
Nov 30 08:51:26.487 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 08:51:26.487 INFO [stderr]    |
Nov 30 08:51:26.487 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 08:51:26.487 INFO [stderr] 
Nov 30 08:51:26.532 INFO [stderr] warning: unused import: `rand::Rng`
Nov 30 08:51:26.532 INFO [stderr]  --> src/main.rs:4:5
Nov 30 08:51:26.532 INFO [stderr]   |
Nov 30 08:51:26.532 INFO [stderr] 4 | use rand::Rng;
Nov 30 08:51:26.532 INFO [stderr]   |     ^^^^^^^^^
Nov 30 08:51:26.532 INFO [stderr]   |
Nov 30 08:51:26.532 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 08:51:26.532 INFO [stderr] 
Nov 30 08:51:26.567 INFO [stderr] warning: unused variable: `rng`
Nov 30 08:51:26.567 INFO [stderr]   --> src/main.rs:20:13
Nov 30 08:51:26.567 INFO [stderr]    |
Nov 30 08:51:26.567 INFO [stderr] 20 |     let mut rng = rand::thread_rng();
Nov 30 08:51:26.567 INFO [stderr]    |             ^^^ help: consider using `_rng` instead
Nov 30 08:51:26.567 INFO [stderr]    |
Nov 30 08:51:26.567 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 08:51:26.567 INFO [stderr] 
Nov 30 08:51:26.567 INFO [stderr] warning: variable does not need to be mutable
Nov 30 08:51:26.567 INFO [stderr]   --> src/main.rs:20:9
Nov 30 08:51:26.567 INFO [stderr]    |
Nov 30 08:51:26.567 INFO [stderr] 20 |     let mut rng = rand::thread_rng();
Nov 30 08:51:26.567 INFO [stderr]    |         ----^^^
Nov 30 08:51:26.567 INFO [stderr]    |         |
Nov 30 08:51:26.567 INFO [stderr]    |         help: remove this `mut`
Nov 30 08:51:26.567 INFO [stderr]    |
Nov 30 08:51:26.567 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 08:51:26.567 INFO [stderr] 
Nov 30 08:51:26.572 INFO [stderr] warning: function is never used: `gen_rectangles`
Nov 30 08:51:26.572 INFO [stderr]   --> src/main.rs:34:1
Nov 30 08:51:26.572 INFO [stderr]    |
Nov 30 08:51:26.572 INFO [stderr] 34 | fn gen_rectangles() -> () {
Nov 30 08:51:26.572 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 08:51:26.572 INFO [stderr]    |
Nov 30 08:51:26.572 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 08:51:26.572 INFO [stderr] 
Nov 30 08:51:26.614 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
Nov 30 08:51:26.616 INFO [stderr] su: No module specific data is present
Nov 30 08:51:27.451 INFO running `"docker" "inspect" "32c582413225ac9ac9b2e80dd6231740ac6c21c3b598dae06694048af248fa8d"`
Nov 30 08:51:27.798 INFO running `"docker" "rm" "-f" "32c582413225ac9ac9b2e80dd6231740ac6c21c3b598dae06694048af248fa8d"`
Nov 30 08:51:28.127 INFO [stdout] 32c582413225ac9ac9b2e80dd6231740ac6c21c3b598dae06694048af248fa8d