Dec 13 17:32:09.690 INFO testing hgentry/euler against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 17:32:09.690 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-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 13 17:32:09.920 INFO [stdout] f0c2ad6339d00839bf1617114caf7906ea3131f68c676d0948b6c698c3ac9b64
Dec 13 17:32:09.920 INFO running `"docker" "start" "-a" "f0c2ad6339d00839bf1617114caf7906ea3131f68c676d0948b6c698c3ac9b64"`
Dec 13 17:32:10.351 INFO [stderr] usermod: no changes
Dec 13 17:32:10.392 INFO [stderr]    Compiling ord_subset v3.1.0
Dec 13 17:32:11.041 INFO [stderr]    Compiling euler v0.1.0 (/source)
Dec 13 17:32:11.587 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 13 17:32:11.587 INFO [stderr]   --> src/problems/p37.rs:16:5
Dec 13 17:32:11.587 INFO [stderr]    |
Dec 13 17:32:11.587 INFO [stderr] 16 |         if(left_truncatable(p)) {
Dec 13 17:32:11.587 INFO [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 13 17:32:11.587 INFO [stderr]    |
Dec 13 17:32:11.587 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 13 17:32:11.587 INFO [stderr] 
Dec 13 17:32:11.587 INFO [stderr] warning: unused import: `utils::primes`
Dec 13 17:32:11.587 INFO [stderr]  --> src/problems/p40.rs:1:5
Dec 13 17:32:11.587 INFO [stderr]   |
Dec 13 17:32:11.587 INFO [stderr] 1 | use utils::primes;
Dec 13 17:32:11.587 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 13 17:32:11.587 INFO [stderr]   |
Dec 13 17:32:11.587 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 17:32:11.587 INFO [stderr] 
Dec 13 17:32:11.587 INFO [stderr] warning: unused import: `utils::primes`
Dec 13 17:32:11.587 INFO [stderr]  --> src/problems/p42.rs:1:5
Dec 13 17:32:11.587 INFO [stderr]   |
Dec 13 17:32:11.587 INFO [stderr] 1 | use utils::primes;
Dec 13 17:32:11.587 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 13 17:32:11.587 INFO [stderr] 
Dec 13 17:32:11.587 INFO [stderr] warning: unused import: `utils::vec`
Dec 13 17:32:11.587 INFO [stderr]  --> src/problems/p43.rs:1:5
Dec 13 17:32:11.587 INFO [stderr]   |
Dec 13 17:32:11.587 INFO [stderr] 1 | use utils::vec;
Dec 13 17:32:11.587 INFO [stderr]   |     ^^^^^^^^^^
Dec 13 17:32:11.587 INFO [stderr] 
Dec 13 17:32:11.587 INFO [stderr] warning: unused import: `std::collections::BTreeMap`
Dec 13 17:32:11.587 INFO [stderr]  --> src/problems/p615.rs:1:5
Dec 13 17:32:11.587 INFO [stderr]   |
Dec 13 17:32:11.587 INFO [stderr] 1 | use std::collections::BTreeMap;
Dec 13 17:32:11.587 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 17:32:11.587 INFO [stderr] 
Dec 13 17:32:11.587 INFO [stderr] warning: unused import: `std::cell::RefCell`
Dec 13 17:32:11.587 INFO [stderr]  --> src/problems/p615.rs:3:5
Dec 13 17:32:11.587 INFO [stderr]   |
Dec 13 17:32:11.587 INFO [stderr] 3 | use std::cell::RefCell;
Dec 13 17:32:11.587 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 13 17:32:11.587 INFO [stderr] 
Dec 13 17:32:11.587 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 13 17:32:11.587 INFO [stderr]  --> src/problems/p615.rs:4:5
Dec 13 17:32:11.587 INFO [stderr]   |
Dec 13 17:32:11.587 INFO [stderr] 4 | use std::rc::Rc;
Dec 13 17:32:11.587 INFO [stderr]   |     ^^^^^^^^^^^
Dec 13 17:32:11.587 INFO [stderr] 
Dec 13 17:32:11.968 INFO [stderr] warning: unused variable: `i`
Dec 13 17:32:11.969 INFO [stderr]   --> src/problems/p43.rs:14:9
Dec 13 17:32:11.969 INFO [stderr]    |
Dec 13 17:32:11.969 INFO [stderr] 14 |             Some(i) => {},
Dec 13 17:32:11.969 INFO [stderr]    |                  ^ help: consider using `_i` instead
Dec 13 17:32:11.969 INFO [stderr]    |
Dec 13 17:32:11.969 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 17:32:11.969 INFO [stderr] 
Dec 13 17:32:12.048 INFO [stderr] warning: variable does not need to be mutable
Dec 13 17:32:12.048 INFO [stderr]  --> src/problems/p42.rs:6:6
Dec 13 17:32:12.048 INFO [stderr]   |
Dec 13 17:32:12.048 INFO [stderr] 6 |     let mut list : Vec<String> = strings::process_list(s);
Dec 13 17:32:12.048 INFO [stderr]   |         ----^^^^
Dec 13 17:32:12.048 INFO [stderr]   |         |
Dec 13 17:32:12.048 INFO [stderr]   |         help: remove this `mut`
Dec 13 17:32:12.048 INFO [stderr]   |
Dec 13 17:32:12.048 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 13 17:32:12.048 INFO [stderr] 
Dec 13 17:32:12.051 INFO [stderr] warning: variable does not need to be mutable
Dec 13 17:32:12.051 INFO [stderr]   --> src/problems/p43.rs:10:7
Dec 13 17:32:12.051 INFO [stderr]    |
Dec 13 17:32:12.051 INFO [stderr] 10 |         let mut sv = to_vec(seventeen);
Dec 13 17:32:12.051 INFO [stderr]    |             ----^^
Dec 13 17:32:12.051 INFO [stderr]    |             |
Dec 13 17:32:12.051 INFO [stderr]    |             help: remove this `mut`
Dec 13 17:32:12.051 INFO [stderr] 
Dec 13 17:32:12.069 INFO [stderr] warning: variable does not need to be mutable
Dec 13 17:32:12.069 INFO [stderr]   --> src/utils/math.rs:97:25
Dec 13 17:32:12.069 INFO [stderr]    |
Dec 13 17:32:12.069 INFO [stderr] 97 | pub fn next_permutation(mut input: &Vec<i64>) -> Vec<i64> {
Dec 13 17:32:12.069 INFO [stderr]    |                         ----^^^^^
Dec 13 17:32:12.069 INFO [stderr]    |                         |
Dec 13 17:32:12.069 INFO [stderr]    |                         help: remove this `mut`
Dec 13 17:32:12.069 INFO [stderr] 
Dec 13 17:32:12.072 INFO [stderr] warning: variable does not need to be mutable
Dec 13 17:32:12.072 INFO [stderr]    --> src/utils/math.rs:161:25
Dec 13 17:32:12.072 INFO [stderr]     |
Dec 13 17:32:12.072 INFO [stderr] 161 | pub fn prev_permutation(mut input: &Vec<i64>) -> Vec<i64> {
Dec 13 17:32:12.072 INFO [stderr]     |                         ----^^^^^
Dec 13 17:32:12.072 INFO [stderr]     |                         |
Dec 13 17:32:12.072 INFO [stderr]     |                         help: remove this `mut`
Dec 13 17:32:12.072 INFO [stderr] 
Dec 13 17:32:12.090 INFO [stderr] warning: function is never used: `right_truncatable`
Dec 13 17:32:12.090 INFO [stderr]   --> src/problems/p37.rs:29:1
Dec 13 17:32:12.090 INFO [stderr]    |
Dec 13 17:32:12.090 INFO [stderr] 29 | pub fn right_truncatable(p: i64) -> bool {
Dec 13 17:32:12.090 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 17:32:12.090 INFO [stderr]    |
Dec 13 17:32:12.090 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 17:32:12.090 INFO [stderr] 
Dec 13 17:32:12.095 INFO [stderr] warning: function is never used: `next_permutation`
Dec 13 17:32:12.095 INFO [stderr]   --> src/utils/math.rs:97:1
Dec 13 17:32:12.095 INFO [stderr]    |
Dec 13 17:32:12.095 INFO [stderr] 97 | pub fn next_permutation(mut input: &Vec<i64>) -> Vec<i64> {
Dec 13 17:32:12.095 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 17:32:12.095 INFO [stderr] 
Dec 13 17:32:12.095 INFO [stderr] warning: function is never used: `list_primes`
Dec 13 17:32:12.095 INFO [stderr]   --> src/utils/primes.rs:16:1
Dec 13 17:32:12.095 INFO [stderr]    |
Dec 13 17:32:12.095 INFO [stderr] 16 | pub fn list_primes(max: i64) -> Vec<i64> {
Dec 13 17:32:12.095 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 17:32:12.095 INFO [stderr] 
Dec 13 17:32:12.095 INFO [stderr] warning: function is never used: `char_as_val`
Dec 13 17:32:12.095 INFO [stderr]   --> src/utils/strings.rs:32:1
Dec 13 17:32:12.095 INFO [stderr]    |
Dec 13 17:32:12.095 INFO [stderr] 32 | pub fn char_as_val(c: char) -> i64 {
Dec 13 17:32:12.095 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 17:32:12.095 INFO [stderr] 
Dec 13 17:32:12.095 INFO [stderr] warning: function is never used: `subvec`
Dec 13 17:32:12.095 INFO [stderr]  --> src/utils/vec.rs:3:1
Dec 13 17:32:12.095 INFO [stderr]   |
Dec 13 17:32:12.095 INFO [stderr] 3 | pub fn subvec<T: Copy>(v: &Vec<T>, a: usize, b: usize) -> Vec<T> {
Dec 13 17:32:12.095 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 17:32:12.095 INFO [stderr] 
Dec 13 17:32:13.811 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.45s
Dec 13 17:32:13.820 INFO [stderr] su: No module specific data is present
Dec 13 17:32:14.144 INFO running `"docker" "inspect" "f0c2ad6339d00839bf1617114caf7906ea3131f68c676d0948b6c698c3ac9b64"`
Dec 13 17:32:14.241 INFO running `"docker" "rm" "-f" "f0c2ad6339d00839bf1617114caf7906ea3131f68c676d0948b6c698c3ac9b64"`
Dec 13 17:32:14.403 INFO [stdout] f0c2ad6339d00839bf1617114caf7906ea3131f68c676d0948b6c698c3ac9b64
Dec 13 17:32:14.405 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-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 13 17:32:14.701 INFO [stdout] 46d2661c1b7d11ba8a5f2aaa89bce9d5caaaedbc747af74649996a26ae36b424
Dec 13 17:32:14.707 INFO running `"docker" "start" "-a" "46d2661c1b7d11ba8a5f2aaa89bce9d5caaaedbc747af74649996a26ae36b424"`
Dec 13 17:32:15.667 INFO [stderr] usermod: no changes
Dec 13 17:32:15.735 INFO [stderr]    Compiling euler v0.1.0 (/source)
Dec 13 17:32:16.311 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 13 17:32:16.311 INFO [stderr]   --> src/problems/p37.rs:16:5
Dec 13 17:32:16.311 INFO [stderr]    |
Dec 13 17:32:16.311 INFO [stderr] 16 |         if(left_truncatable(p)) {
Dec 13 17:32:16.311 INFO [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 13 17:32:16.311 INFO [stderr]    |
Dec 13 17:32:16.311 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 13 17:32:16.311 INFO [stderr] 
Dec 13 17:32:16.311 INFO [stderr] warning: unused import: `utils::primes`
Dec 13 17:32:16.311 INFO [stderr]  --> src/problems/p40.rs:1:5
Dec 13 17:32:16.311 INFO [stderr]   |
Dec 13 17:32:16.311 INFO [stderr] 1 | use utils::primes;
Dec 13 17:32:16.311 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 13 17:32:16.311 INFO [stderr]   |
Dec 13 17:32:16.311 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 17:32:16.311 INFO [stderr] 
Dec 13 17:32:16.311 INFO [stderr] warning: unused import: `utils::primes`
Dec 13 17:32:16.311 INFO [stderr]  --> src/problems/p42.rs:1:5
Dec 13 17:32:16.311 INFO [stderr]   |
Dec 13 17:32:16.311 INFO [stderr] 1 | use utils::primes;
Dec 13 17:32:16.311 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 13 17:32:16.311 INFO [stderr] 
Dec 13 17:32:16.311 INFO [stderr] warning: unused import: `utils::vec`
Dec 13 17:32:16.311 INFO [stderr]  --> src/problems/p43.rs:1:5
Dec 13 17:32:16.311 INFO [stderr]   |
Dec 13 17:32:16.311 INFO [stderr] 1 | use utils::vec;
Dec 13 17:32:16.311 INFO [stderr]   |     ^^^^^^^^^^
Dec 13 17:32:16.311 INFO [stderr] 
Dec 13 17:32:16.319 INFO [stderr] warning: unused import: `std::collections::BTreeMap`
Dec 13 17:32:16.319 INFO [stderr]  --> src/problems/p615.rs:1:5
Dec 13 17:32:16.319 INFO [stderr]   |
Dec 13 17:32:16.319 INFO [stderr] 1 | use std::collections::BTreeMap;
Dec 13 17:32:16.319 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 17:32:16.319 INFO [stderr] 
Dec 13 17:32:16.319 INFO [stderr] warning: unused import: `std::cell::RefCell`
Dec 13 17:32:16.319 INFO [stderr]  --> src/problems/p615.rs:3:5
Dec 13 17:32:16.319 INFO [stderr]   |
Dec 13 17:32:16.319 INFO [stderr] 3 | use std::cell::RefCell;
Dec 13 17:32:16.319 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 13 17:32:16.319 INFO [stderr] 
Dec 13 17:32:16.319 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 13 17:32:16.319 INFO [stderr]  --> src/problems/p615.rs:4:5
Dec 13 17:32:16.319 INFO [stderr]   |
Dec 13 17:32:16.319 INFO [stderr] 4 | use std::rc::Rc;
Dec 13 17:32:16.319 INFO [stderr]   |     ^^^^^^^^^^^
Dec 13 17:32:16.319 INFO [stderr] 
Dec 13 17:32:16.727 INFO [stderr] warning: unused variable: `i`
Dec 13 17:32:16.727 INFO [stderr]   --> src/problems/p43.rs:14:9
Dec 13 17:32:16.727 INFO [stderr]    |
Dec 13 17:32:16.727 INFO [stderr] 14 |             Some(i) => {},
Dec 13 17:32:16.727 INFO [stderr]    |                  ^ help: consider using `_i` instead
Dec 13 17:32:16.727 INFO [stderr]    |
Dec 13 17:32:16.727 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 17:32:16.727 INFO [stderr] 
Dec 13 17:32:16.821 INFO [stderr] warning: variable does not need to be mutable
Dec 13 17:32:16.822 INFO [stderr]  --> src/problems/p42.rs:6:6
Dec 13 17:32:16.822 INFO [stderr]   |
Dec 13 17:32:16.822 INFO [stderr] 6 |     let mut list : Vec<String> = strings::process_list(s);
Dec 13 17:32:16.822 INFO [stderr]   |         ----^^^^
Dec 13 17:32:16.822 INFO [stderr]   |         |
Dec 13 17:32:16.822 INFO [stderr]   |         help: remove this `mut`
Dec 13 17:32:16.822 INFO [stderr]   |
Dec 13 17:32:16.822 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 13 17:32:16.822 INFO [stderr] 
Dec 13 17:32:16.827 INFO [stderr] warning: variable does not need to be mutable
Dec 13 17:32:16.827 INFO [stderr]   --> src/problems/p43.rs:10:7
Dec 13 17:32:16.827 INFO [stderr]    |
Dec 13 17:32:16.827 INFO [stderr] 10 |         let mut sv = to_vec(seventeen);
Dec 13 17:32:16.827 INFO [stderr]    |             ----^^
Dec 13 17:32:16.827 INFO [stderr]    |             |
Dec 13 17:32:16.827 INFO [stderr]    |             help: remove this `mut`
Dec 13 17:32:16.827 INFO [stderr] 
Dec 13 17:32:16.853 INFO [stderr] warning: variable does not need to be mutable
Dec 13 17:32:16.853 INFO [stderr]   --> src/utils/math.rs:97:25
Dec 13 17:32:16.853 INFO [stderr]    |
Dec 13 17:32:16.853 INFO [stderr] 97 | pub fn next_permutation(mut input: &Vec<i64>) -> Vec<i64> {
Dec 13 17:32:16.853 INFO [stderr]    |                         ----^^^^^
Dec 13 17:32:16.853 INFO [stderr]    |                         |
Dec 13 17:32:16.853 INFO [stderr]    |                         help: remove this `mut`
Dec 13 17:32:16.853 INFO [stderr] 
Dec 13 17:32:16.859 INFO [stderr] warning: variable does not need to be mutable
Dec 13 17:32:16.859 INFO [stderr]    --> src/utils/math.rs:161:25
Dec 13 17:32:16.859 INFO [stderr]     |
Dec 13 17:32:16.859 INFO [stderr] 161 | pub fn prev_permutation(mut input: &Vec<i64>) -> Vec<i64> {
Dec 13 17:32:16.859 INFO [stderr]     |                         ----^^^^^
Dec 13 17:32:16.859 INFO [stderr]     |                         |
Dec 13 17:32:16.859 INFO [stderr]     |                         help: remove this `mut`
Dec 13 17:32:16.859 INFO [stderr] 
Dec 13 17:32:16.887 INFO [stderr] warning: function is never used: `right_truncatable`
Dec 13 17:32:16.887 INFO [stderr]   --> src/problems/p37.rs:29:1
Dec 13 17:32:16.887 INFO [stderr]    |
Dec 13 17:32:16.887 INFO [stderr] 29 | pub fn right_truncatable(p: i64) -> bool {
Dec 13 17:32:16.887 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 17:32:16.887 INFO [stderr]    |
Dec 13 17:32:16.887 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 17:32:16.887 INFO [stderr] 
Dec 13 17:32:16.887 INFO [stderr] warning: function is never used: `next_permutation`
Dec 13 17:32:16.887 INFO [stderr]   --> src/utils/math.rs:97:1
Dec 13 17:32:16.887 INFO [stderr]    |
Dec 13 17:32:16.887 INFO [stderr] 97 | pub fn next_permutation(mut input: &Vec<i64>) -> Vec<i64> {
Dec 13 17:32:16.887 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 17:32:16.887 INFO [stderr] 
Dec 13 17:32:16.887 INFO [stderr] warning: function is never used: `list_primes`
Dec 13 17:32:16.887 INFO [stderr]   --> src/utils/primes.rs:16:1
Dec 13 17:32:16.887 INFO [stderr]    |
Dec 13 17:32:16.887 INFO [stderr] 16 | pub fn list_primes(max: i64) -> Vec<i64> {
Dec 13 17:32:16.887 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 17:32:16.887 INFO [stderr] 
Dec 13 17:32:16.887 INFO [stderr] warning: function is never used: `char_as_val`
Dec 13 17:32:16.887 INFO [stderr]   --> src/utils/strings.rs:32:1
Dec 13 17:32:16.887 INFO [stderr]    |
Dec 13 17:32:16.887 INFO [stderr] 32 | pub fn char_as_val(c: char) -> i64 {
Dec 13 17:32:16.887 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 17:32:16.887 INFO [stderr] 
Dec 13 17:32:16.887 INFO [stderr] warning: function is never used: `subvec`
Dec 13 17:32:16.887 INFO [stderr]  --> src/utils/vec.rs:3:1
Dec 13 17:32:16.887 INFO [stderr]   |
Dec 13 17:32:16.887 INFO [stderr] 3 | pub fn subvec<T: Copy>(v: &Vec<T>, a: usize, b: usize) -> Vec<T> {
Dec 13 17:32:16.887 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 17:32:16.887 INFO [stderr] 
Dec 13 17:32:17.245 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
Dec 13 17:32:17.255 INFO [stderr] su: No module specific data is present
Dec 13 17:32:17.694 INFO running `"docker" "inspect" "46d2661c1b7d11ba8a5f2aaa89bce9d5caaaedbc747af74649996a26ae36b424"`
Dec 13 17:32:17.805 INFO running `"docker" "rm" "-f" "46d2661c1b7d11ba8a5f2aaa89bce9d5caaaedbc747af74649996a26ae36b424"`
Dec 13 17:32:17.914 INFO [stdout] 46d2661c1b7d11ba8a5f2aaa89bce9d5caaaedbc747af74649996a26ae36b424
Dec 13 17:32:17.916 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen" "-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 13 17:32:18.283 INFO [stdout] 5565bec9ede34957acf9ddf722ffc6ffcc399f9b8a8c7c145b91fdb5d3aa9b78
Dec 13 17:32:18.283 INFO running `"docker" "start" "-a" "5565bec9ede34957acf9ddf722ffc6ffcc399f9b8a8c7c145b91fdb5d3aa9b78"`
Dec 13 17:32:18.853 INFO [stderr] usermod: no changes
Dec 13 17:32:18.881 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 13 17:32:18.892 INFO [stderr]      Running /target/debug/deps/euler-cf30567e4e4a4d0b
Dec 13 17:32:18.894 INFO [stdout] 
Dec 13 17:32:18.895 INFO [stdout] running 0 tests
Dec 13 17:32:18.896 INFO [stdout] 
Dec 13 17:32:18.896 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 17:32:18.896 INFO [stdout] 
Dec 13 17:32:18.896 INFO [stderr] su: No module specific data is present
Dec 13 17:32:19.162 INFO running `"docker" "inspect" "5565bec9ede34957acf9ddf722ffc6ffcc399f9b8a8c7c145b91fdb5d3aa9b78"`
Dec 13 17:32:19.247 INFO running `"docker" "rm" "-f" "5565bec9ede34957acf9ddf722ffc6ffcc399f9b8a8c7c145b91fdb5d3aa9b78"`
Dec 13 17:32:19.373 INFO [stdout] 5565bec9ede34957acf9ddf722ffc6ffcc399f9b8a8c7c145b91fdb5d3aa9b78