Oct 13 02:50:30.199 INFO checking RollForGuild/RoboGM against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 02:50:30.200 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-1/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 13 02:50:30.684 INFO blam! 6524f53ba1c39d4fd1cf8d504539d95345db5b188cf363fc8f25bdd0d037d96c
Oct 13 02:50:30.686 INFO running `"docker" "start" "-a" "6524f53ba1c39d4fd1cf8d504539d95345db5b188cf363fc8f25bdd0d037d96c"`
Oct 13 02:50:32.155 INFO kablam! usermod: no changes
Oct 13 02:50:32.244 INFO kablam!     Checking robo_gm v0.1.0 (/source)
Oct 13 02:50:33.052 INFO kablam! warning: unused import: `rand::Rng`
Oct 13 02:50:33.052 INFO kablam!  --> src/main.rs:4:5
Oct 13 02:50:33.052 INFO kablam!   |
Oct 13 02:50:33.052 INFO kablam! 4 | use rand::Rng;
Oct 13 02:50:33.052 INFO kablam!   |     ^^^^^^^^^
Oct 13 02:50:33.052 INFO kablam!   |
Oct 13 02:50:33.052 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 02:50:33.052 INFO kablam! 
Oct 13 02:50:33.108 INFO kablam! warning: unused variable: `rng`
Oct 13 02:50:33.108 INFO kablam!   --> src/main.rs:20:13
Oct 13 02:50:33.108 INFO kablam!    |
Oct 13 02:50:33.108 INFO kablam! 20 |     let mut rng = rand::thread_rng();
Oct 13 02:50:33.108 INFO kablam!    |             ^^^ help: consider using `_rng` instead
Oct 13 02:50:33.108 INFO kablam!    |
Oct 13 02:50:33.108 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 02:50:33.108 INFO kablam! 
Oct 13 02:50:33.108 INFO kablam! warning: variable does not need to be mutable
Oct 13 02:50:33.108 INFO kablam!   --> src/main.rs:20:9
Oct 13 02:50:33.108 INFO kablam!    |
Oct 13 02:50:33.108 INFO kablam! 20 |     let mut rng = rand::thread_rng();
Oct 13 02:50:33.108 INFO kablam!    |         ----^^^
Oct 13 02:50:33.108 INFO kablam!    |         |
Oct 13 02:50:33.108 INFO kablam!    |         help: remove this `mut`
Oct 13 02:50:33.108 INFO kablam!    |
Oct 13 02:50:33.108 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 02:50:33.108 INFO kablam! 
Oct 13 02:50:33.112 INFO kablam! warning: function is never used: `gen_rectangles`
Oct 13 02:50:33.112 INFO kablam!   --> src/main.rs:34:1
Oct 13 02:50:33.112 INFO kablam!    |
Oct 13 02:50:33.112 INFO kablam! 34 | fn gen_rectangles() -> () {
Oct 13 02:50:33.112 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:50:33.112 INFO kablam!    |
Oct 13 02:50:33.112 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 02:50:33.112 INFO kablam! 
Oct 13 02:50:33.192 INFO kablam! warning: unused import: `rand::Rng`
Oct 13 02:50:33.192 INFO kablam!  --> src/main.rs:4:5
Oct 13 02:50:33.192 INFO kablam!   |
Oct 13 02:50:33.192 INFO kablam! 4 | use rand::Rng;
Oct 13 02:50:33.192 INFO kablam!   |     ^^^^^^^^^
Oct 13 02:50:33.192 INFO kablam!   |
Oct 13 02:50:33.192 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 02:50:33.192 INFO kablam! 
Oct 13 02:50:33.224 INFO kablam! warning: unused variable: `rng`
Oct 13 02:50:33.224 INFO kablam!   --> src/main.rs:20:13
Oct 13 02:50:33.224 INFO kablam!    |
Oct 13 02:50:33.224 INFO kablam! 20 |     let mut rng = rand::thread_rng();
Oct 13 02:50:33.224 INFO kablam!    |             ^^^ help: consider using `_rng` instead
Oct 13 02:50:33.224 INFO kablam!    |
Oct 13 02:50:33.224 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 02:50:33.224 INFO kablam! 
Oct 13 02:50:33.226 INFO kablam! warning: variable does not need to be mutable
Oct 13 02:50:33.226 INFO kablam!   --> src/main.rs:20:9
Oct 13 02:50:33.226 INFO kablam!    |
Oct 13 02:50:33.226 INFO kablam! 20 |     let mut rng = rand::thread_rng();
Oct 13 02:50:33.226 INFO kablam!    |         ----^^^
Oct 13 02:50:33.226 INFO kablam!    |         |
Oct 13 02:50:33.226 INFO kablam!    |         help: remove this `mut`
Oct 13 02:50:33.226 INFO kablam!    |
Oct 13 02:50:33.226 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 02:50:33.226 INFO kablam! 
Oct 13 02:50:33.226 INFO kablam! warning: function is never used: `gen_rectangles`
Oct 13 02:50:33.226 INFO kablam!   --> src/main.rs:34:1
Oct 13 02:50:33.226 INFO kablam!    |
Oct 13 02:50:33.226 INFO kablam! 34 | fn gen_rectangles() -> () {
Oct 13 02:50:33.226 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:50:33.226 INFO kablam!    |
Oct 13 02:50:33.229 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 02:50:33.229 INFO kablam! 
Oct 13 02:50:33.254 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
Oct 13 02:50:33.261 INFO kablam! su: No module specific data is present
Oct 13 02:50:33.909 INFO running `"docker" "rm" "-f" "6524f53ba1c39d4fd1cf8d504539d95345db5b188cf363fc8f25bdd0d037d96c"`
Oct 13 02:50:34.206 INFO blam! 6524f53ba1c39d4fd1cf8d504539d95345db5b188cf363fc8f25bdd0d037d96c