Oct 12 12:06:39.592 INFO checking tiziano88/xyz against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 12:06:39.592 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-6/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/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 12 12:06:40.151 INFO blam! 6ff126aa0b005ca8c6476afd408e6e2c2963a56201e5dbfb13b36b82bdb69098
Oct 12 12:06:40.153 INFO running `"docker" "start" "-a" "6ff126aa0b005ca8c6476afd408e6e2c2963a56201e5dbfb13b36b82bdb69098"`
Oct 12 12:06:42.983 INFO kablam! usermod: no changes
Oct 12 12:06:43.076 INFO kablam!     Checking termion v1.1.4
Oct 12 12:06:43.966 INFO kablam!     Checking xyz v0.1.0 (/source)
Oct 12 12:06:44.332 INFO kablam! warning: unused import: `rand::Rng`
Oct 12 12:06:44.352 INFO kablam!  --> src/main.rs:7:5
Oct 12 12:06:44.352 INFO kablam!   |
Oct 12 12:06:44.352 INFO kablam! 7 | use rand::Rng;
Oct 12 12:06:44.352 INFO kablam!   |     ^^^^^^^^^
Oct 12 12:06:44.352 INFO kablam!   |
Oct 12 12:06:44.352 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 12:06:44.352 INFO kablam! 
Oct 12 12:06:44.364 INFO kablam! warning: unused import: `rand::Rng`
Oct 12 12:06:44.364 INFO kablam!  --> src/main.rs:7:5
Oct 12 12:06:44.364 INFO kablam!   |
Oct 12 12:06:44.364 INFO kablam! 7 | use rand::Rng;
Oct 12 12:06:44.364 INFO kablam!   |     ^^^^^^^^^
Oct 12 12:06:44.364 INFO kablam!   |
Oct 12 12:06:44.364 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 12:06:44.364 INFO kablam! 
Oct 12 12:06:44.504 INFO kablam! warning: unused variable: `rng`
Oct 12 12:06:44.504 INFO kablam!    --> src/main.rs:110:13
Oct 12 12:06:44.504 INFO kablam!     |
Oct 12 12:06:44.504 INFO kablam! 110 |     let mut rng = thread_rng();
Oct 12 12:06:44.504 INFO kablam!     |             ^^^ help: consider using `_rng` instead
Oct 12 12:06:44.504 INFO kablam!     |
Oct 12 12:06:44.504 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 12 12:06:44.504 INFO kablam! 
Oct 12 12:06:44.504 INFO kablam! warning: unused variable: `s`
Oct 12 12:06:44.504 INFO kablam!    --> src/main.rs:115:17
Oct 12 12:06:44.504 INFO kablam!     |
Oct 12 12:06:44.504 INFO kablam! 115 |         let mut s = "".to_string();
Oct 12 12:06:44.504 INFO kablam!     |                 ^ help: consider using `_s` instead
Oct 12 12:06:44.504 INFO kablam! 
Oct 12 12:06:44.504 INFO kablam! warning: variable `v` is assigned to, but never used
Oct 12 12:06:44.504 INFO kablam!   --> src/main.rs:61:25
Oct 12 12:06:44.504 INFO kablam!    |
Oct 12 12:06:44.504 INFO kablam! 61 |                 let mut v = self.grid[x][y];
Oct 12 12:06:44.504 INFO kablam!    |                         ^
Oct 12 12:06:44.504 INFO kablam!    |
Oct 12 12:06:44.504 INFO kablam!    = note: consider using `_v` instead
Oct 12 12:06:44.504 INFO kablam! 
Oct 12 12:06:44.504 INFO kablam! warning: variable does not need to be mutable
Oct 12 12:06:44.504 INFO kablam!   --> src/main.rs:45:13
Oct 12 12:06:44.504 INFO kablam!    |
Oct 12 12:06:44.504 INFO kablam! 45 |         let mut g = Grid::default();
Oct 12 12:06:44.504 INFO kablam!    |             ----^
Oct 12 12:06:44.504 INFO kablam!    |             |
Oct 12 12:06:44.504 INFO kablam!    |             help: remove this `mut`
Oct 12 12:06:44.504 INFO kablam!    |
Oct 12 12:06:44.505 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 12:06:44.505 INFO kablam! 
Oct 12 12:06:44.524 INFO kablam! warning: unused variable: `rng`
Oct 12 12:06:44.524 INFO kablam!    --> src/main.rs:110:13
Oct 12 12:06:44.524 INFO kablam!     |
Oct 12 12:06:44.525 INFO kablam! 110 |     let mut rng = thread_rng();
Oct 12 12:06:44.525 INFO kablam!     |             ^^^ help: consider using `_rng` instead
Oct 12 12:06:44.525 INFO kablam!     |
Oct 12 12:06:44.525 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 12 12:06:44.525 INFO kablam! 
Oct 12 12:06:44.525 INFO kablam! warning: unused variable: `s`
Oct 12 12:06:44.525 INFO kablam!    --> src/main.rs:115:17
Oct 12 12:06:44.525 INFO kablam!     |
Oct 12 12:06:44.525 INFO kablam! 115 |         let mut s = "".to_string();
Oct 12 12:06:44.526 INFO kablam!     |                 ^ help: consider using `_s` instead
Oct 12 12:06:44.526 INFO kablam! 
Oct 12 12:06:44.526 INFO kablam! warning: variable `v` is assigned to, but never used
Oct 12 12:06:44.527 INFO kablam!   --> src/main.rs:61:25
Oct 12 12:06:44.527 INFO kablam!    |
Oct 12 12:06:44.527 INFO kablam! 61 |                 let mut v = self.grid[x][y];
Oct 12 12:06:44.527 INFO kablam!    |                         ^
Oct 12 12:06:44.527 INFO kablam!    |
Oct 12 12:06:44.527 INFO kablam!    = note: consider using `_v` instead
Oct 12 12:06:44.528 INFO kablam! 
Oct 12 12:06:44.532 INFO kablam! warning: variable does not need to be mutable
Oct 12 12:06:44.532 INFO kablam!   --> src/main.rs:45:13
Oct 12 12:06:44.532 INFO kablam!    |
Oct 12 12:06:44.533 INFO kablam! 45 |         let mut g = Grid::default();
Oct 12 12:06:44.533 INFO kablam!    |             ----^
Oct 12 12:06:44.533 INFO kablam!    |             |
Oct 12 12:06:44.533 INFO kablam!    |             help: remove this `mut`
Oct 12 12:06:44.533 INFO kablam!    |
Oct 12 12:06:44.534 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 12:06:44.534 INFO kablam! 
Oct 12 12:06:44.540 INFO kablam! warning: variable does not need to be mutable
Oct 12 12:06:44.540 INFO kablam!    --> src/main.rs:110:9
Oct 12 12:06:44.540 INFO kablam!     |
Oct 12 12:06:44.540 INFO kablam! 110 |     let mut rng = thread_rng();
Oct 12 12:06:44.540 INFO kablam!     |         ----^^^
Oct 12 12:06:44.540 INFO kablam!     |         |
Oct 12 12:06:44.540 INFO kablam!     |         help: remove this `mut`
Oct 12 12:06:44.540 INFO kablam! 
Oct 12 12:06:44.541 INFO kablam! warning: variable does not need to be mutable
Oct 12 12:06:44.541 INFO kablam!    --> src/main.rs:115:13
Oct 12 12:06:44.541 INFO kablam!     |
Oct 12 12:06:44.541 INFO kablam! 115 |         let mut s = "".to_string();
Oct 12 12:06:44.541 INFO kablam!     |             ----^
Oct 12 12:06:44.541 INFO kablam!     |             |
Oct 12 12:06:44.541 INFO kablam!     |             help: remove this `mut`
Oct 12 12:06:44.541 INFO kablam! 
Oct 12 12:06:44.541 INFO kablam! warning: constant `max` should have an upper case name such as `MAX`
Oct 12 12:06:44.541 INFO kablam!  --> src/main.rs:9:1
Oct 12 12:06:44.541 INFO kablam!   |
Oct 12 12:06:44.541 INFO kablam! 9 | const max: u32 = 128;
Oct 12 12:06:44.541 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Oct 12 12:06:44.541 INFO kablam!   |
Oct 12 12:06:44.541 INFO kablam!   = note: #[warn(non_upper_case_globals)] on by default
Oct 12 12:06:44.541 INFO kablam! 
Oct 12 12:06:44.565 INFO kablam! warning: variable does not need to be mutable
Oct 12 12:06:44.565 INFO kablam!    --> src/main.rs:110:9
Oct 12 12:06:44.565 INFO kablam!     |
Oct 12 12:06:44.565 INFO kablam! 110 |     let mut rng = thread_rng();
Oct 12 12:06:44.565 INFO kablam!     |         ----^^^
Oct 12 12:06:44.565 INFO kablam!     |         |
Oct 12 12:06:44.565 INFO kablam!     |         help: remove this `mut`
Oct 12 12:06:44.565 INFO kablam! 
Oct 12 12:06:44.568 INFO kablam! warning: variable does not need to be mutable
Oct 12 12:06:44.569 INFO kablam!    --> src/main.rs:115:13
Oct 12 12:06:44.569 INFO kablam!     |
Oct 12 12:06:44.569 INFO kablam! 115 |         let mut s = "".to_string();
Oct 12 12:06:44.569 INFO kablam!     |             ----^
Oct 12 12:06:44.569 INFO kablam!     |             |
Oct 12 12:06:44.569 INFO kablam!     |             help: remove this `mut`
Oct 12 12:06:44.569 INFO kablam! 
Oct 12 12:06:44.570 INFO kablam! warning: constant `max` should have an upper case name such as `MAX`
Oct 12 12:06:44.570 INFO kablam!  --> src/main.rs:9:1
Oct 12 12:06:44.570 INFO kablam!   |
Oct 12 12:06:44.571 INFO kablam! 9 | const max: u32 = 128;
Oct 12 12:06:44.571 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Oct 12 12:06:44.571 INFO kablam!   |
Oct 12 12:06:44.571 INFO kablam!   = note: #[warn(non_upper_case_globals)] on by default
Oct 12 12:06:44.571 INFO kablam! 
Oct 12 12:06:44.621 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.61s
Oct 12 12:06:44.626 INFO kablam! su: No module specific data is present
Oct 12 12:06:46.173 INFO running `"docker" "rm" "-f" "6ff126aa0b005ca8c6476afd408e6e2c2963a56201e5dbfb13b36b82bdb69098"`
Oct 12 12:06:46.512 INFO blam! 6ff126aa0b005ca8c6476afd408e6e2c2963a56201e5dbfb13b36b82bdb69098