Dec 11 07:39:41.180 INFO checking tiziano88/xyz against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 07:39:41.180 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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"`
Dec 11 07:39:41.676 INFO [stdout] 688a22530a7df6ea99f0b555699abe45c79f7c614eb3e142f1e24ee89416e44c
Dec 11 07:39:41.678 INFO running `"docker" "start" "-a" "688a22530a7df6ea99f0b555699abe45c79f7c614eb3e142f1e24ee89416e44c"`
Dec 11 07:39:43.891 INFO [stderr] usermod: no changes
Dec 11 07:39:44.009 INFO [stderr]     Checking termion v1.1.4
Dec 11 07:39:44.929 INFO [stderr]     Checking xyz v0.1.0 (/source)
Dec 11 07:39:45.288 INFO [stderr] warning: unused import: `rand::Rng`
Dec 11 07:39:45.288 INFO [stderr]  --> src/main.rs:7:5
Dec 11 07:39:45.288 INFO [stderr]   |
Dec 11 07:39:45.288 INFO [stderr] 7 | use rand::Rng;
Dec 11 07:39:45.288 INFO [stderr]   |     ^^^^^^^^^
Dec 11 07:39:45.298 INFO [stderr] warning: unused import: `rand::Rng`
Dec 11 07:39:45.298 INFO [stderr]  --> src/main.rs:7:5
Dec 11 07:39:45.298 INFO [stderr]   |
Dec 11 07:39:45.298 INFO [stderr] 7 | use rand::Rng;
Dec 11 07:39:45.298 INFO [stderr]   |     ^^^^^^^^^
Dec 11 07:39:45.298 INFO [stderr]   |
Dec 11 07:39:45.298 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 07:39:45.298 INFO [stderr] 
Dec 11 07:39:45.304 INFO [stderr]   |
Dec 11 07:39:45.304 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 07:39:45.304 INFO [stderr] 
Dec 11 07:39:45.488 INFO [stderr] warning: unused variable: `rng`
Dec 11 07:39:45.489 INFO [stderr]    --> src/main.rs:110:13
Dec 11 07:39:45.489 INFO [stderr]     |
Dec 11 07:39:45.489 INFO [stderr] 110 |     let mut rng = thread_rng();
Dec 11 07:39:45.489 INFO [stderr]     |             ^^^ help: consider using `_rng` instead
Dec 11 07:39:45.489 INFO [stderr]     |
Dec 11 07:39:45.489 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 11 07:39:45.489 INFO [stderr] 
Dec 11 07:39:45.490 INFO [stderr] warning: unused variable: `s`
Dec 11 07:39:45.490 INFO [stderr]    --> src/main.rs:115:17
Dec 11 07:39:45.490 INFO [stderr]     |
Dec 11 07:39:45.490 INFO [stderr] 115 |         let mut s = "".to_string();
Dec 11 07:39:45.490 INFO [stderr]     |                 ^ help: consider using `_s` instead
Dec 11 07:39:45.490 INFO [stderr] 
Dec 11 07:39:45.491 INFO [stderr] warning: variable `v` is assigned to, but never used
Dec 11 07:39:45.491 INFO [stderr]   --> src/main.rs:61:25
Dec 11 07:39:45.491 INFO [stderr]    |
Dec 11 07:39:45.491 INFO [stderr] 61 |                 let mut v = self.grid[x][y];
Dec 11 07:39:45.491 INFO [stderr]    |                         ^
Dec 11 07:39:45.495 INFO [stderr]    |
Dec 11 07:39:45.495 INFO [stderr]    = note: consider using `_v` instead
Dec 11 07:39:45.495 INFO [stderr] 
Dec 11 07:39:45.495 INFO [stderr] warning: unused variable: `rng`
Dec 11 07:39:45.495 INFO [stderr]    --> src/main.rs:110:13
Dec 11 07:39:45.495 INFO [stderr]     |
Dec 11 07:39:45.495 INFO [stderr] 110 |     let mut rng = thread_rng();
Dec 11 07:39:45.495 INFO [stderr]     |             ^^^ help: consider using `_rng` instead
Dec 11 07:39:45.495 INFO [stderr]     |
Dec 11 07:39:45.495 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 11 07:39:45.495 INFO [stderr] 
Dec 11 07:39:45.495 INFO [stderr] warning: unused variable: `s`
Dec 11 07:39:45.495 INFO [stderr]    --> src/main.rs:115:17
Dec 11 07:39:45.495 INFO [stderr]     |
Dec 11 07:39:45.495 INFO [stderr] 115 |         let mut s = "".to_string();
Dec 11 07:39:45.495 INFO [stderr]     |                 ^ help: consider using `_s` instead
Dec 11 07:39:45.495 INFO [stderr] 
Dec 11 07:39:45.495 INFO [stderr] warning: variable `v` is assigned to, but never used
Dec 11 07:39:45.495 INFO [stderr]   --> src/main.rs:61:25
Dec 11 07:39:45.495 INFO [stderr]    |
Dec 11 07:39:45.495 INFO [stderr] 61 |                 let mut v = self.grid[x][y];
Dec 11 07:39:45.495 INFO [stderr]    |                         ^
Dec 11 07:39:45.495 INFO [stderr]    |
Dec 11 07:39:45.495 INFO [stderr]    = note: consider using `_v` instead
Dec 11 07:39:45.495 INFO [stderr] 
Dec 11 07:39:45.496 INFO [stderr] warning: variable does not need to be mutable
Dec 11 07:39:45.496 INFO [stderr]   --> src/main.rs:45:13
Dec 11 07:39:45.496 INFO [stderr]    |
Dec 11 07:39:45.496 INFO [stderr] 45 |         let mut g = Grid::default();
Dec 11 07:39:45.496 INFO [stderr]    |             ----^
Dec 11 07:39:45.496 INFO [stderr]    |             |
Dec 11 07:39:45.496 INFO [stderr]    |             help: remove this `mut`
Dec 11 07:39:45.504 INFO [stderr]    |
Dec 11 07:39:45.504 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 07:39:45.504 INFO [stderr] 
Dec 11 07:39:45.505 INFO [stderr] warning: variable does not need to be mutable
Dec 11 07:39:45.505 INFO [stderr]   --> src/main.rs:45:13
Dec 11 07:39:45.505 INFO [stderr]    |
Dec 11 07:39:45.505 INFO [stderr] 45 |         let mut g = Grid::default();
Dec 11 07:39:45.505 INFO [stderr]    |             ----^
Dec 11 07:39:45.505 INFO [stderr]    |             |
Dec 11 07:39:45.505 INFO [stderr]    |             help: remove this `mut`
Dec 11 07:39:45.505 INFO [stderr]    |
Dec 11 07:39:45.505 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 07:39:45.505 INFO [stderr] 
Dec 11 07:39:45.522 INFO [stderr] warning: variable does not need to be mutable
Dec 11 07:39:45.522 INFO [stderr]    --> src/main.rs:110:9
Dec 11 07:39:45.523 INFO [stderr]     |
Dec 11 07:39:45.523 INFO [stderr] 110 |     let mut rng = thread_rng();
Dec 11 07:39:45.523 INFO [stderr]     |         ----^^^
Dec 11 07:39:45.523 INFO [stderr]     |         |
Dec 11 07:39:45.523 INFO [stderr]     |         help: remove this `mut`
Dec 11 07:39:45.524 INFO [stderr] warning: variable does not need to be mutable
Dec 11 07:39:45.524 INFO [stderr]    --> src/main.rs:110:9
Dec 11 07:39:45.524 INFO [stderr]     |
Dec 11 07:39:45.524 INFO [stderr] 110 |     let mut rng = thread_rng();
Dec 11 07:39:45.524 INFO [stderr]     |         ----^^^
Dec 11 07:39:45.524 INFO [stderr]     |         |
Dec 11 07:39:45.524 INFO [stderr]     |         help: remove this `mut`
Dec 11 07:39:45.524 INFO [stderr] 
Dec 11 07:39:45.524 INFO [stderr] warning: variable does not need to be mutable
Dec 11 07:39:45.524 INFO [stderr]    --> src/main.rs:115:13
Dec 11 07:39:45.524 INFO [stderr]     |
Dec 11 07:39:45.524 INFO [stderr] 115 |         let mut s = "".to_string();
Dec 11 07:39:45.524 INFO [stderr]     |             ----^
Dec 11 07:39:45.524 INFO [stderr]     |             |
Dec 11 07:39:45.524 INFO [stderr]     |             help: remove this `mut`
Dec 11 07:39:45.524 INFO [stderr] 
Dec 11 07:39:45.524 INFO [stderr] warning: constant `max` should have an upper case name such as `MAX`
Dec 11 07:39:45.524 INFO [stderr]  --> src/main.rs:9:1
Dec 11 07:39:45.524 INFO [stderr]   |
Dec 11 07:39:45.524 INFO [stderr] 9 | const max: u32 = 128;
Dec 11 07:39:45.524 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
Dec 11 07:39:45.524 INFO [stderr]   |
Dec 11 07:39:45.524 INFO [stderr]   = note: #[warn(non_upper_case_globals)] on by default
Dec 11 07:39:45.524 INFO [stderr] 
Dec 11 07:39:45.525 INFO [stderr] 
Dec 11 07:39:45.525 INFO [stderr] warning: variable does not need to be mutable
Dec 11 07:39:45.525 INFO [stderr]    --> src/main.rs:115:13
Dec 11 07:39:45.525 INFO [stderr]     |
Dec 11 07:39:45.525 INFO [stderr] 115 |         let mut s = "".to_string();
Dec 11 07:39:45.525 INFO [stderr]     |             ----^
Dec 11 07:39:45.525 INFO [stderr]     |             |
Dec 11 07:39:45.525 INFO [stderr]     |             help: remove this `mut`
Dec 11 07:39:45.525 INFO [stderr] 
Dec 11 07:39:45.532 INFO [stderr] warning: constant `max` should have an upper case name such as `MAX`
Dec 11 07:39:45.532 INFO [stderr]  --> src/main.rs:9:1
Dec 11 07:39:45.533 INFO [stderr]   |
Dec 11 07:39:45.533 INFO [stderr] 9 | const max: u32 = 128;
Dec 11 07:39:45.533 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
Dec 11 07:39:45.533 INFO [stderr]   |
Dec 11 07:39:45.533 INFO [stderr]   = note: #[warn(non_upper_case_globals)] on by default
Dec 11 07:39:45.535 INFO [stderr] 
Dec 11 07:39:45.581 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
Dec 11 07:39:45.588 INFO [stderr] su: No module specific data is present
Dec 11 07:39:46.832 INFO running `"docker" "inspect" "688a22530a7df6ea99f0b555699abe45c79f7c614eb3e142f1e24ee89416e44c"`
Dec 11 07:39:47.116 INFO running `"docker" "rm" "-f" "688a22530a7df6ea99f0b555699abe45c79f7c614eb3e142f1e24ee89416e44c"`
Dec 11 07:39:47.472 INFO [stdout] 688a22530a7df6ea99f0b555699abe45c79f7c614eb3e142f1e24ee89416e44c