Dec 19 11:58:09.350 INFO checking neelayjunnarkar/Proj_Euler against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 11:58:09.351 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/neelayjunnarkar/Proj_Euler:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 11:58:09.596 INFO [stdout] 2f13fa0b01cae5160acf6b39ab3fa0e80bdabef4d9da1dd0fef77f76decbd8b5
Dec 19 11:58:09.602 INFO running `"docker" "start" "-a" "2f13fa0b01cae5160acf6b39ab3fa0e80bdabef4d9da1dd0fef77f76decbd8b5"`
Dec 19 11:58:10.340 INFO [stderr]     Checking Proj_Euler v0.0.1 (/opt/crater/workdir)
Dec 19 11:58:10.566 INFO [stderr] warning: unused import: `std::num::*`
Dec 19 11:58:10.566 INFO [stderr]  --> src/prob3.rs:3:5
Dec 19 11:58:10.566 INFO [stderr]   |
Dec 19 11:58:10.567 INFO [stderr] 3 | use std::num::*;
Dec 19 11:58:10.567 INFO [stderr]   |     ^^^^^^^^^^^
Dec 19 11:58:10.567 INFO [stderr]   |
Dec 19 11:58:10.567 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 11:58:10.568 INFO [stderr] 
Dec 19 11:58:10.584 INFO [stderr] warning: label name `'y_pos` shadows a label name that is already in scope
Dec 19 11:58:10.584 INFO [stderr]    --> src/prob11.rs:106:9
Dec 19 11:58:10.584 INFO [stderr]     |
Dec 19 11:58:10.584 INFO [stderr] 90  |         'y_pos: for y in 0..(h-n_adjacents) {
Dec 19 11:58:10.584 INFO [stderr]     |         ------ first declared here
Dec 19 11:58:10.584 INFO [stderr] ...
Dec 19 11:58:10.584 INFO [stderr] 106 |         'y_pos: for y in 0..(h-n_adjacents) {
Dec 19 11:58:10.584 INFO [stderr]     |         ^^^^^^ lifetime 'y_pos already in scope
Dec 19 11:58:10.584 INFO [stderr] 
Dec 19 11:58:10.608 INFO [stderr] warning: unused import: `std::num::*`
Dec 19 11:58:10.608 INFO [stderr]  --> src/prob3.rs:3:5
Dec 19 11:58:10.608 INFO [stderr]   |
Dec 19 11:58:10.608 INFO [stderr] 3 | use std::num::*;
Dec 19 11:58:10.608 INFO [stderr]   |     ^^^^^^^^^^^
Dec 19 11:58:10.608 INFO [stderr]   |
Dec 19 11:58:10.608 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 11:58:10.608 INFO [stderr] 
Dec 19 11:58:10.627 INFO [stderr] warning: label name `'y_pos` shadows a label name that is already in scope
Dec 19 11:58:10.627 INFO [stderr]    --> src/prob11.rs:106:9
Dec 19 11:58:10.627 INFO [stderr]     |
Dec 19 11:58:10.627 INFO [stderr] 90  |         'y_pos: for y in 0..(h-n_adjacents) {
Dec 19 11:58:10.627 INFO [stderr]     |         ------ first declared here
Dec 19 11:58:10.627 INFO [stderr] ...
Dec 19 11:58:10.627 INFO [stderr] 106 |         'y_pos: for y in 0..(h-n_adjacents) {
Dec 19 11:58:10.627 INFO [stderr]     |         ^^^^^^ lifetime 'y_pos already in scope
Dec 19 11:58:10.627 INFO [stderr] 
Dec 19 11:58:10.753 INFO [stderr] warning: value assigned to `temp_max` is never read
Dec 19 11:58:10.753 INFO [stderr]   --> src/prob11.rs:54:13
Dec 19 11:58:10.753 INFO [stderr]    |
Dec 19 11:58:10.753 INFO [stderr] 54 |     let mut temp_max = 1;
Dec 19 11:58:10.753 INFO [stderr]    |             ^^^^^^^^
Dec 19 11:58:10.753 INFO [stderr]    |
Dec 19 11:58:10.753 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 19 11:58:10.753 INFO [stderr]    = help: maybe it is overwritten before being read?
Dec 19 11:58:10.753 INFO [stderr] 
Dec 19 11:58:10.753 INFO [stderr] warning: value assigned to `temp_max` is never read
Dec 19 11:58:10.753 INFO [stderr]   --> src/prob11.rs:70:5
Dec 19 11:58:10.753 INFO [stderr]    |
Dec 19 11:58:10.753 INFO [stderr] 70 |     temp_max = 1;
Dec 19 11:58:10.753 INFO [stderr]    |     ^^^^^^^^
Dec 19 11:58:10.753 INFO [stderr]    |
Dec 19 11:58:10.753 INFO [stderr]    = help: maybe it is overwritten before being read?
Dec 19 11:58:10.753 INFO [stderr] 
Dec 19 11:58:10.753 INFO [stderr] warning: value assigned to `temp_max` is never read
Dec 19 11:58:10.753 INFO [stderr]   --> src/prob11.rs:86:5
Dec 19 11:58:10.753 INFO [stderr]    |
Dec 19 11:58:10.753 INFO [stderr] 86 |     temp_max = 1;
Dec 19 11:58:10.753 INFO [stderr]    |     ^^^^^^^^
Dec 19 11:58:10.753 INFO [stderr]    |
Dec 19 11:58:10.753 INFO [stderr]    = help: maybe it is overwritten before being read?
Dec 19 11:58:10.753 INFO [stderr] 
Dec 19 11:58:10.753 INFO [stderr] warning: value assigned to `temp_max` is never read
Dec 19 11:58:10.753 INFO [stderr]    --> src/prob11.rs:102:5
Dec 19 11:58:10.753 INFO [stderr]     |
Dec 19 11:58:10.753 INFO [stderr] 102 |     temp_max = 1;
Dec 19 11:58:10.753 INFO [stderr]     |     ^^^^^^^^
Dec 19 11:58:10.753 INFO [stderr]     |
Dec 19 11:58:10.753 INFO [stderr]     = help: maybe it is overwritten before being read?
Dec 19 11:58:10.753 INFO [stderr] 
Dec 19 11:58:10.798 INFO [stderr] warning: function is never used: `factorial`
Dec 19 11:58:10.798 INFO [stderr]   --> src/prob15.rs:10:1
Dec 19 11:58:10.798 INFO [stderr]    |
Dec 19 11:58:10.798 INFO [stderr] 10 | fn factorial(n: u64) -> u64 {
Dec 19 11:58:10.798 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:10.798 INFO [stderr]    |
Dec 19 11:58:10.798 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 11:58:10.798 INFO [stderr] 
Dec 19 11:58:10.798 INFO [stderr] warning: crate `Proj_Euler` should have a snake case name such as `proj_euler`
Dec 19 11:58:10.798 INFO [stderr]   |
Dec 19 11:58:10.798 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 19 11:58:10.798 INFO [stderr] 
Dec 19 11:58:10.799 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 19 11:58:10.799 INFO [stderr]   --> src/prob7.rs:6:5
Dec 19 11:58:10.799 INFO [stderr]    |
Dec 19 11:58:10.799 INFO [stderr] 6  | /     (1..55_250).map(|x|x*2+1)
Dec 19 11:58:10.799 INFO [stderr] 7  | |         .filter(|&x| -> bool {
Dec 19 11:58:10.799 INFO [stderr] 8  | |                 for prime in &primes { 
Dec 19 11:58:10.799 INFO [stderr] 9  | |                     if x % *prime == 0 && x != *prime { return false }
Dec 19 11:58:10.799 INFO [stderr] ...  |
Dec 19 11:58:10.799 INFO [stderr] 14 | |             })
Dec 19 11:58:10.799 INFO [stderr] 15 | |         .collect::<Vec<u32>>();
Dec 19 11:58:10.799 INFO [stderr]    | |_______________________________^
Dec 19 11:58:10.799 INFO [stderr]    |
Dec 19 11:58:10.799 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 11:58:10.799 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 19 11:58:10.799 INFO [stderr] 
Dec 19 11:58:10.936 INFO [stderr] warning: value assigned to `temp_max` is never read
Dec 19 11:58:10.936 INFO [stderr]   --> src/prob11.rs:54:13
Dec 19 11:58:10.936 INFO [stderr]    |
Dec 19 11:58:10.936 INFO [stderr] 54 |     let mut temp_max = 1;
Dec 19 11:58:10.936 INFO [stderr]    |             ^^^^^^^^
Dec 19 11:58:10.936 INFO [stderr]    |
Dec 19 11:58:10.936 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 19 11:58:10.936 INFO [stderr]    = help: maybe it is overwritten before being read?
Dec 19 11:58:10.936 INFO [stderr] 
Dec 19 11:58:10.936 INFO [stderr] warning: value assigned to `temp_max` is never read
Dec 19 11:58:10.936 INFO [stderr]   --> src/prob11.rs:70:5
Dec 19 11:58:10.936 INFO [stderr]    |
Dec 19 11:58:10.936 INFO [stderr] 70 |     temp_max = 1;
Dec 19 11:58:10.936 INFO [stderr]    |     ^^^^^^^^
Dec 19 11:58:10.936 INFO [stderr]    |
Dec 19 11:58:10.936 INFO [stderr]    = help: maybe it is overwritten before being read?
Dec 19 11:58:10.936 INFO [stderr] 
Dec 19 11:58:10.936 INFO [stderr] warning: value assigned to `temp_max` is never read
Dec 19 11:58:10.936 INFO [stderr]   --> src/prob11.rs:86:5
Dec 19 11:58:10.936 INFO [stderr]    |
Dec 19 11:58:10.936 INFO [stderr] 86 |     temp_max = 1;
Dec 19 11:58:10.936 INFO [stderr]    |     ^^^^^^^^
Dec 19 11:58:10.936 INFO [stderr]    |
Dec 19 11:58:10.936 INFO [stderr]    = help: maybe it is overwritten before being read?
Dec 19 11:58:10.936 INFO [stderr] 
Dec 19 11:58:10.936 INFO [stderr] warning: value assigned to `temp_max` is never read
Dec 19 11:58:10.936 INFO [stderr]    --> src/prob11.rs:102:5
Dec 19 11:58:10.936 INFO [stderr]     |
Dec 19 11:58:10.936 INFO [stderr] 102 |     temp_max = 1;
Dec 19 11:58:10.936 INFO [stderr]     |     ^^^^^^^^
Dec 19 11:58:10.936 INFO [stderr]     |
Dec 19 11:58:10.936 INFO [stderr]     = help: maybe it is overwritten before being read?
Dec 19 11:58:10.936 INFO [stderr] 
Dec 19 11:58:11.092 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 11:58:11.092 INFO [stderr]  --> src/main.rs:2:13
Dec 19 11:58:11.092 INFO [stderr]   |
Dec 19 11:58:11.092 INFO [stderr] 2 | #[macro_use(run)]
Dec 19 11:58:11.092 INFO [stderr]   |             ^^^
Dec 19 11:58:11.092 INFO [stderr]   |
Dec 19 11:58:11.092 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 11:58:11.092 INFO [stderr] 
Dec 19 11:58:11.092 INFO [stderr] warning: crate `Proj_Euler` should have a snake case name such as `proj_euler`
Dec 19 11:58:11.092 INFO [stderr]   |
Dec 19 11:58:11.092 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 19 11:58:11.092 INFO [stderr] 
Dec 19 11:58:11.130 INFO [stderr] warning: function is never used: `factorial`
Dec 19 11:58:11.130 INFO [stderr]   --> src/prob15.rs:10:1
Dec 19 11:58:11.130 INFO [stderr]    |
Dec 19 11:58:11.131 INFO [stderr] 10 | fn factorial(n: u64) -> u64 {
Dec 19 11:58:11.131 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:58:11.131 INFO [stderr]    |
Dec 19 11:58:11.131 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 11:58:11.131 INFO [stderr] 
Dec 19 11:58:11.132 INFO [stderr] warning: crate `Proj_Euler` should have a snake case name such as `proj_euler`
Dec 19 11:58:11.156 INFO [stderr]   |
Dec 19 11:58:11.156 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 19 11:58:11.156 INFO [stderr] 
Dec 19 11:58:11.157 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 19 11:58:11.157 INFO [stderr]   --> src/prob7.rs:6:5
Dec 19 11:58:11.157 INFO [stderr]    |
Dec 19 11:58:11.158 INFO [stderr] 6  | /     (1..55_250).map(|x|x*2+1)
Dec 19 11:58:11.158 INFO [stderr] 7  | |         .filter(|&x| -> bool {
Dec 19 11:58:11.158 INFO [stderr] 8  | |                 for prime in &primes { 
Dec 19 11:58:11.158 INFO [stderr] 9  | |                     if x % *prime == 0 && x != *prime { return false }
Dec 19 11:58:11.158 INFO [stderr] ...  |
Dec 19 11:58:11.158 INFO [stderr] 14 | |             })
Dec 19 11:58:11.158 INFO [stderr] 15 | |         .collect::<Vec<u32>>();
Dec 19 11:58:11.158 INFO [stderr]    | |_______________________________^
Dec 19 11:58:11.158 INFO [stderr]    |
Dec 19 11:58:11.158 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 11:58:11.159 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 19 11:58:11.159 INFO [stderr] 
Dec 19 11:58:11.231 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 11:58:11.232 INFO [stderr]  --> src/main.rs:2:13
Dec 19 11:58:11.232 INFO [stderr]   |
Dec 19 11:58:11.232 INFO [stderr] 2 | #[macro_use(run)]
Dec 19 11:58:11.233 INFO [stderr]   |             ^^^
Dec 19 11:58:11.233 INFO [stderr]   |
Dec 19 11:58:11.233 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 11:58:11.233 INFO [stderr] 
Dec 19 11:58:11.246 INFO [stderr] warning: crate `Proj_Euler` should have a snake case name such as `proj_euler`
Dec 19 11:58:11.246 INFO [stderr]   |
Dec 19 11:58:11.246 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 19 11:58:11.246 INFO [stderr] 
Dec 19 11:58:11.272 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
Dec 19 11:58:11.906 INFO running `"docker" "inspect" "2f13fa0b01cae5160acf6b39ab3fa0e80bdabef4d9da1dd0fef77f76decbd8b5"`
Dec 19 11:58:12.132 INFO running `"docker" "rm" "-f" "2f13fa0b01cae5160acf6b39ab3fa0e80bdabef4d9da1dd0fef77f76decbd8b5"`
Dec 19 11:58:12.388 INFO [stdout] 2f13fa0b01cae5160acf6b39ab3fa0e80bdabef4d9da1dd0fef77f76decbd8b5