Nov 29 16:09:03.225 INFO checking trcm/gameofrust against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 29 16:09:03.225 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-0/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 29 16:09:03.772 INFO [stdout] 2190821e0b4e0492a191e6040f4467bfcd7aae573ca91082444263c67d5034f1
Nov 29 16:09:03.774 INFO running `"docker" "start" "-a" "2190821e0b4e0492a191e6040f4467bfcd7aae573ca91082444263c67d5034f1"`
Nov 29 16:09:04.776 INFO [stderr] usermod: no changes
Nov 29 16:09:04.872 INFO [stderr]     Checking libc v0.1.12
Nov 29 16:09:04.872 INFO [stderr]    Compiling minifb v0.9.1
Nov 29 16:09:04.872 INFO [stderr]     Checking dylib v0.0.1
Nov 29 16:09:04.884 INFO [stderr]     Checking time v0.1.37
Nov 29 16:09:05.984 INFO [stderr]     Checking x11-dl v2.2.1
Nov 29 16:09:11.312 INFO [stderr]     Checking gameoflife v0.1.0 (/source)
Nov 29 16:09:11.652 INFO [stderr] warning: unused import: `Rng`
Nov 29 16:09:11.652 INFO [stderr]  --> src/main.rs:5:12
Nov 29 16:09:11.652 INFO [stderr]   |
Nov 29 16:09:11.652 INFO [stderr] 5 | use rand::{Rng};
Nov 29 16:09:11.652 INFO [stderr]   |            ^^^
Nov 29 16:09:11.652 INFO [stderr]   |
Nov 29 16:09:11.652 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 29 16:09:11.652 INFO [stderr] 
Nov 29 16:09:11.688 INFO [stderr] warning: unused import: `Rng`
Nov 29 16:09:11.688 INFO [stderr]  --> src/main.rs:5:12
Nov 29 16:09:11.688 INFO [stderr]   |
Nov 29 16:09:11.688 INFO [stderr] 5 | use rand::{Rng};
Nov 29 16:09:11.688 INFO [stderr]   |            ^^^
Nov 29 16:09:11.688 INFO [stderr]   |
Nov 29 16:09:11.688 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 29 16:09:11.688 INFO [stderr] 
Nov 29 16:09:11.797 INFO [stderr] warning: unused variable: `valid`
Nov 29 16:09:11.797 INFO [stderr]   --> src/main.rs:21:9
Nov 29 16:09:11.797 INFO [stderr]    |
Nov 29 16:09:11.797 INFO [stderr] 21 |     let valid: Vec<(u32, u32)> = vec!();
Nov 29 16:09:11.797 INFO [stderr]    |         ^^^^^ help: consider using `_valid` instead
Nov 29 16:09:11.797 INFO [stderr]    |
Nov 29 16:09:11.797 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 29 16:09:11.797 INFO [stderr] 
Nov 29 16:09:11.797 INFO [stderr] warning: unused variable: `item`
Nov 29 16:09:11.797 INFO [stderr]   --> src/main.rs:49:13
Nov 29 16:09:11.797 INFO [stderr]    |
Nov 29 16:09:11.797 INFO [stderr] 49 |     for (i, item) in current.iter().enumerate() {
Nov 29 16:09:11.797 INFO [stderr]    |             ^^^^ help: consider using `_item` instead
Nov 29 16:09:11.797 INFO [stderr] 
Nov 29 16:09:11.797 INFO [stderr] warning: unused variable: `rng`
Nov 29 16:09:11.797 INFO [stderr]    --> src/main.rs:111:13
Nov 29 16:09:11.797 INFO [stderr]     |
Nov 29 16:09:11.797 INFO [stderr] 111 |     let mut rng = rand::thread_rng();
Nov 29 16:09:11.797 INFO [stderr]     |             ^^^ help: consider using `_rng` instead
Nov 29 16:09:11.797 INFO [stderr] 
Nov 29 16:09:11.836 INFO [stderr] warning: unused variable: `valid`
Nov 29 16:09:11.836 INFO [stderr]   --> src/main.rs:21:9
Nov 29 16:09:11.837 INFO [stderr]    |
Nov 29 16:09:11.837 INFO [stderr] 21 |     let valid: Vec<(u32, u32)> = vec!();
Nov 29 16:09:11.837 INFO [stderr]    |         ^^^^^ help: consider using `_valid` instead
Nov 29 16:09:11.837 INFO [stderr]    |
Nov 29 16:09:11.837 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 29 16:09:11.837 INFO [stderr] 
Nov 29 16:09:11.840 INFO [stderr] warning: unused variable: `item`
Nov 29 16:09:11.840 INFO [stderr]   --> src/main.rs:49:13
Nov 29 16:09:11.840 INFO [stderr]    |
Nov 29 16:09:11.840 INFO [stderr] 49 |     for (i, item) in current.iter().enumerate() {
Nov 29 16:09:11.840 INFO [stderr]    |             ^^^^ help: consider using `_item` instead
Nov 29 16:09:11.840 INFO [stderr] 
Nov 29 16:09:11.840 INFO [stderr] warning: unused variable: `rng`
Nov 29 16:09:11.840 INFO [stderr]    --> src/main.rs:111:13
Nov 29 16:09:11.840 INFO [stderr]     |
Nov 29 16:09:11.840 INFO [stderr] 111 |     let mut rng = rand::thread_rng();
Nov 29 16:09:11.840 INFO [stderr]     |             ^^^ help: consider using `_rng` instead
Nov 29 16:09:11.841 INFO [stderr] 
Nov 29 16:09:11.868 INFO [stderr] warning: variable does not need to be mutable
Nov 29 16:09:11.868 INFO [stderr]    --> src/main.rs:111:9
Nov 29 16:09:11.868 INFO [stderr]     |
Nov 29 16:09:11.868 INFO [stderr] 111 |     let mut rng = rand::thread_rng();
Nov 29 16:09:11.868 INFO [stderr]     |         ----^^^
Nov 29 16:09:11.868 INFO [stderr]     |         |
Nov 29 16:09:11.868 INFO [stderr]     |         help: remove this `mut`
Nov 29 16:09:11.880 INFO [stderr]     |
Nov 29 16:09:11.880 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 29 16:09:11.880 INFO [stderr] 
Nov 29 16:09:11.924 INFO [stderr] warning: variable does not need to be mutable
Nov 29 16:09:11.924 INFO [stderr]    --> src/main.rs:111:9
Nov 29 16:09:11.925 INFO [stderr]     |
Nov 29 16:09:11.925 INFO [stderr] 111 |     let mut rng = rand::thread_rng();
Nov 29 16:09:11.925 INFO [stderr]     |         ----^^^
Nov 29 16:09:11.925 INFO [stderr]     |         |
Nov 29 16:09:11.925 INFO [stderr]     |         help: remove this `mut`
Nov 29 16:09:11.936 INFO [stderr]     |
Nov 29 16:09:11.936 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 29 16:09:11.936 INFO [stderr] 
Nov 29 16:09:11.967 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.16s
Nov 29 16:09:11.981 INFO [stderr] su: No module specific data is present
Nov 29 16:09:13.388 INFO running `"docker" "inspect" "2190821e0b4e0492a191e6040f4467bfcd7aae573ca91082444263c67d5034f1"`
Nov 29 16:09:13.674 INFO running `"docker" "rm" "-f" "2190821e0b4e0492a191e6040f4467bfcd7aae573ca91082444263c67d5034f1"`
Nov 29 16:09:13.937 INFO [stdout] 2190821e0b4e0492a191e6040f4467bfcd7aae573ca91082444263c67d5034f1