Dec 13 17:32:09.697 INFO testing hgentry/euler against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 17:32:09.698 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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] 0eb34d04c622ceef32b9e6f29671c03e5f48472ac9e23c34fadd132ed44a83f6
Dec 13 17:32:09.920 INFO running `"docker" "start" "-a" "0eb34d04c622ceef32b9e6f29671c03e5f48472ac9e23c34fadd132ed44a83f6"`
Dec 13 17:32:10.350 INFO [stderr] usermod: no changes
Dec 13 17:32:10.375 INFO [stderr]    Compiling ord_subset v3.1.0
Dec 13 17:32:10.923 INFO [stderr]    Compiling euler v0.1.0 (/source)
Dec 13 17:32:11.451 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 13 17:32:11.451 INFO [stderr]   --> src/problems/p37.rs:16:5
Dec 13 17:32:11.451 INFO [stderr]    |
Dec 13 17:32:11.451 INFO [stderr] 16 |         if(left_truncatable(p)) {
Dec 13 17:32:11.451 INFO [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 13 17:32:11.451 INFO [stderr]    |
Dec 13 17:32:11.451 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 13 17:32:11.451 INFO [stderr] 
Dec 13 17:32:11.451 INFO [stderr] warning: unused import: `utils::primes`
Dec 13 17:32:11.451 INFO [stderr]  --> src/problems/p40.rs:1:5
Dec 13 17:32:11.451 INFO [stderr]   |
Dec 13 17:32:11.451 INFO [stderr] 1 | use utils::primes;
Dec 13 17:32:11.451 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 13 17:32:11.451 INFO [stderr]   |
Dec 13 17:32:11.451 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 17:32:11.451 INFO [stderr] 
Dec 13 17:32:11.451 INFO [stderr] warning: unused import: `utils::primes`
Dec 13 17:32:11.451 INFO [stderr]  --> src/problems/p42.rs:1:5
Dec 13 17:32:11.451 INFO [stderr]   |
Dec 13 17:32:11.451 INFO [stderr] 1 | use utils::primes;
Dec 13 17:32:11.451 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 13 17:32:11.451 INFO [stderr] 
Dec 13 17:32:11.451 INFO [stderr] warning: unused import: `utils::vec`
Dec 13 17:32:11.451 INFO [stderr]  --> src/problems/p43.rs:1:5
Dec 13 17:32:11.451 INFO [stderr]   |
Dec 13 17:32:11.451 INFO [stderr] 1 | use utils::vec;
Dec 13 17:32:11.451 INFO [stderr]   |     ^^^^^^^^^^
Dec 13 17:32:11.451 INFO [stderr] 
Dec 13 17:32:11.451 INFO [stderr] warning: unused import: `std::collections::BTreeMap`
Dec 13 17:32:11.451 INFO [stderr]  --> src/problems/p615.rs:1:5
Dec 13 17:32:11.451 INFO [stderr]   |
Dec 13 17:32:11.451 INFO [stderr] 1 | use std::collections::BTreeMap;
Dec 13 17:32:11.451 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 17:32:11.451 INFO [stderr] 
Dec 13 17:32:11.451 INFO [stderr] warning: unused import: `std::cell::RefCell`
Dec 13 17:32:11.451 INFO [stderr]  --> src/problems/p615.rs:3:5
Dec 13 17:32:11.451 INFO [stderr]   |
Dec 13 17:32:11.451 INFO [stderr] 3 | use std::cell::RefCell;
Dec 13 17:32:11.451 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 13 17:32:11.451 INFO [stderr] 
Dec 13 17:32:11.451 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 13 17:32:11.451 INFO [stderr]  --> src/problems/p615.rs:4:5
Dec 13 17:32:11.451 INFO [stderr]   |
Dec 13 17:32:11.451 INFO [stderr] 4 | use std::rc::Rc;
Dec 13 17:32:11.451 INFO [stderr]   |     ^^^^^^^^^^^
Dec 13 17:32:11.451 INFO [stderr] 
Dec 13 17:32:11.796 INFO [stderr] warning: unused variable: `i`
Dec 13 17:32:11.796 INFO [stderr]   --> src/problems/p43.rs:14:9
Dec 13 17:32:11.796 INFO [stderr]    |
Dec 13 17:32:11.796 INFO [stderr] 14 |             Some(i) => {},
Dec 13 17:32:11.796 INFO [stderr]    |                  ^ help: consider using `_i` instead
Dec 13 17:32:11.796 INFO [stderr]    |
Dec 13 17:32:11.796 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 17:32:11.796 INFO [stderr] 
Dec 13 17:32:11.891 INFO [stderr] warning: variable does not need to be mutable
Dec 13 17:32:11.891 INFO [stderr]  --> src/problems/p42.rs:6:6
Dec 13 17:32:11.891 INFO [stderr]   |
Dec 13 17:32:11.891 INFO [stderr] 6 |     let mut list : Vec<String> = strings::process_list(s);
Dec 13 17:32:11.891 INFO [stderr]   |         ----^^^^
Dec 13 17:32:11.891 INFO [stderr]   |         |
Dec 13 17:32:11.891 INFO [stderr]   |         help: remove this `mut`
Dec 13 17:32:11.891 INFO [stderr]   |
Dec 13 17:32:11.891 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 13 17:32:11.891 INFO [stderr] 
Dec 13 17:32:11.903 INFO [stderr] warning: variable does not need to be mutable
Dec 13 17:32:11.903 INFO [stderr]   --> src/problems/p43.rs:10:7
Dec 13 17:32:11.903 INFO [stderr]    |
Dec 13 17:32:11.903 INFO [stderr] 10 |         let mut sv = to_vec(seventeen);
Dec 13 17:32:11.903 INFO [stderr]    |             ----^^
Dec 13 17:32:11.903 INFO [stderr]    |             |
Dec 13 17:32:11.903 INFO [stderr]    |             help: remove this `mut`
Dec 13 17:32:11.903 INFO [stderr] 
Dec 13 17:32:11.921 INFO [stderr] warning: variable does not need to be mutable
Dec 13 17:32:11.921 INFO [stderr]   --> src/utils/math.rs:97:25
Dec 13 17:32:11.921 INFO [stderr]    |
Dec 13 17:32:11.921 INFO [stderr] 97 | pub fn next_permutation(mut input: &Vec<i64>) -> Vec<i64> {
Dec 13 17:32:11.921 INFO [stderr]    |                         ----^^^^^
Dec 13 17:32:11.921 INFO [stderr]    |                         |
Dec 13 17:32:11.921 INFO [stderr]    |                         help: remove this `mut`
Dec 13 17:32:11.921 INFO [stderr] 
Dec 13 17:32:11.935 INFO [stderr] warning: variable does not need to be mutable
Dec 13 17:32:11.935 INFO [stderr]    --> src/utils/math.rs:161:25
Dec 13 17:32:11.935 INFO [stderr]     |
Dec 13 17:32:11.935 INFO [stderr] 161 | pub fn prev_permutation(mut input: &Vec<i64>) -> Vec<i64> {
Dec 13 17:32:11.935 INFO [stderr]     |                         ----^^^^^
Dec 13 17:32:11.935 INFO [stderr]     |                         |
Dec 13 17:32:11.935 INFO [stderr]     |                         help: remove this `mut`
Dec 13 17:32:11.935 INFO [stderr] 
Dec 13 17:32:11.951 INFO [stderr] warning: function is never used: `right_truncatable`
Dec 13 17:32:11.951 INFO [stderr]   --> src/problems/p37.rs:29:1
Dec 13 17:32:11.951 INFO [stderr]    |
Dec 13 17:32:11.951 INFO [stderr] 29 | pub fn right_truncatable(p: i64) -> bool {
Dec 13 17:32:11.951 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 17:32:11.951 INFO [stderr]    |
Dec 13 17:32:11.951 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 17:32:11.951 INFO [stderr] 
Dec 13 17:32:11.951 INFO [stderr] warning: function is never used: `next_permutation`
Dec 13 17:32:11.951 INFO [stderr]   --> src/utils/math.rs:97:1
Dec 13 17:32:11.951 INFO [stderr]    |
Dec 13 17:32:11.951 INFO [stderr] 97 | pub fn next_permutation(mut input: &Vec<i64>) -> Vec<i64> {
Dec 13 17:32:11.951 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 17:32:11.951 INFO [stderr] 
Dec 13 17:32:11.951 INFO [stderr] warning: function is never used: `list_primes`
Dec 13 17:32:11.951 INFO [stderr]   --> src/utils/primes.rs:16:1
Dec 13 17:32:11.951 INFO [stderr]    |
Dec 13 17:32:11.951 INFO [stderr] 16 | pub fn list_primes(max: i64) -> Vec<i64> {
Dec 13 17:32:11.951 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 17:32:11.951 INFO [stderr] 
Dec 13 17:32:11.951 INFO [stderr] warning: function is never used: `char_as_val`
Dec 13 17:32:11.951 INFO [stderr]   --> src/utils/strings.rs:32:1
Dec 13 17:32:11.952 INFO [stderr]    |
Dec 13 17:32:11.952 INFO [stderr] 32 | pub fn char_as_val(c: char) -> i64 {
Dec 13 17:32:11.952 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 17:32:11.952 INFO [stderr] 
Dec 13 17:32:11.952 INFO [stderr] warning: function is never used: `subvec`
Dec 13 17:32:11.952 INFO [stderr]  --> src/utils/vec.rs:3:1
Dec 13 17:32:11.952 INFO [stderr]   |
Dec 13 17:32:11.952 INFO [stderr] 3 | pub fn subvec<T: Copy>(v: &Vec<T>, a: usize, b: usize) -> Vec<T> {
Dec 13 17:32:11.952 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 17:32:11.952 INFO [stderr] 
Dec 13 17:32:13.946 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.60s
Dec 13 17:32:13.952 INFO [stderr] su: No module specific data is present
Dec 13 17:32:14.222 INFO running `"docker" "inspect" "0eb34d04c622ceef32b9e6f29671c03e5f48472ac9e23c34fadd132ed44a83f6"`
Dec 13 17:32:14.420 INFO running `"docker" "rm" "-f" "0eb34d04c622ceef32b9e6f29671c03e5f48472ac9e23c34fadd132ed44a83f6"`
Dec 13 17:32:14.615 INFO [stdout] 0eb34d04c622ceef32b9e6f29671c03e5f48472ac9e23c34fadd132ed44a83f6
Dec 13 17:32:14.617 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 17:32:14.931 INFO [stdout] 630a19c3657efb0c113134c9ffcdfd05e4a2f8929d67d5952e5fefb4cc23ce23
Dec 13 17:32:14.931 INFO running `"docker" "start" "-a" "630a19c3657efb0c113134c9ffcdfd05e4a2f8929d67d5952e5fefb4cc23ce23"`
Dec 13 17:32:15.979 INFO [stderr] usermod: no changes
Dec 13 17:32:16.055 INFO [stderr]    Compiling euler v0.1.0 (/source)
Dec 13 17:32:16.759 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 13 17:32:16.759 INFO [stderr]   --> src/problems/p37.rs:16:5
Dec 13 17:32:16.759 INFO [stderr]    |
Dec 13 17:32:16.759 INFO [stderr] 16 |         if(left_truncatable(p)) {
Dec 13 17:32:16.759 INFO [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 13 17:32:16.759 INFO [stderr]    |
Dec 13 17:32:16.759 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 13 17:32:16.759 INFO [stderr] 
Dec 13 17:32:16.759 INFO [stderr] warning: unused import: `utils::primes`
Dec 13 17:32:16.759 INFO [stderr]  --> src/problems/p40.rs:1:5
Dec 13 17:32:16.759 INFO [stderr]   |
Dec 13 17:32:16.759 INFO [stderr] 1 | use utils::primes;
Dec 13 17:32:16.759 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 13 17:32:16.759 INFO [stderr]   |
Dec 13 17:32:16.759 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 17:32:16.759 INFO [stderr] 
Dec 13 17:32:16.759 INFO [stderr] warning: unused import: `utils::primes`
Dec 13 17:32:16.759 INFO [stderr]  --> src/problems/p42.rs:1:5
Dec 13 17:32:16.759 INFO [stderr]   |
Dec 13 17:32:16.759 INFO [stderr] 1 | use utils::primes;
Dec 13 17:32:16.759 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 13 17:32:16.759 INFO [stderr] 
Dec 13 17:32:16.759 INFO [stderr] warning: unused import: `utils::vec`
Dec 13 17:32:16.759 INFO [stderr]  --> src/problems/p43.rs:1:5
Dec 13 17:32:16.759 INFO [stderr]   |
Dec 13 17:32:16.759 INFO [stderr] 1 | use utils::vec;
Dec 13 17:32:16.759 INFO [stderr]   |     ^^^^^^^^^^
Dec 13 17:32:16.759 INFO [stderr] 
Dec 13 17:32:16.759 INFO [stderr] warning: unused import: `std::collections::BTreeMap`
Dec 13 17:32:16.759 INFO [stderr]  --> src/problems/p615.rs:1:5
Dec 13 17:32:16.759 INFO [stderr]   |
Dec 13 17:32:16.759 INFO [stderr] 1 | use std::collections::BTreeMap;
Dec 13 17:32:16.759 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 17:32:16.759 INFO [stderr] 
Dec 13 17:32:16.759 INFO [stderr] warning: unused import: `std::cell::RefCell`
Dec 13 17:32:16.759 INFO [stderr]  --> src/problems/p615.rs:3:5
Dec 13 17:32:16.759 INFO [stderr]   |
Dec 13 17:32:16.759 INFO [stderr] 3 | use std::cell::RefCell;
Dec 13 17:32:16.759 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 13 17:32:16.759 INFO [stderr] 
Dec 13 17:32:16.759 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 13 17:32:16.759 INFO [stderr]  --> src/problems/p615.rs:4:5
Dec 13 17:32:16.759 INFO [stderr]   |
Dec 13 17:32:16.759 INFO [stderr] 4 | use std::rc::Rc;
Dec 13 17:32:16.759 INFO [stderr]   |     ^^^^^^^^^^^
Dec 13 17:32:16.759 INFO [stderr] 
Dec 13 17:32:17.115 INFO [stderr] warning: unused variable: `i`
Dec 13 17:32:17.115 INFO [stderr]   --> src/problems/p43.rs:14:9
Dec 13 17:32:17.115 INFO [stderr]    |
Dec 13 17:32:17.115 INFO [stderr] 14 |             Some(i) => {},
Dec 13 17:32:17.115 INFO [stderr]    |                  ^ help: consider using `_i` instead
Dec 13 17:32:17.115 INFO [stderr]    |
Dec 13 17:32:17.115 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 17:32:17.115 INFO [stderr] 
Dec 13 17:32:17.212 INFO [stderr] warning: variable does not need to be mutable
Dec 13 17:32:17.212 INFO [stderr]  --> src/problems/p42.rs:6:6
Dec 13 17:32:17.212 INFO [stderr]   |
Dec 13 17:32:17.212 INFO [stderr] 6 |     let mut list : Vec<String> = strings::process_list(s);
Dec 13 17:32:17.212 INFO [stderr]   |         ----^^^^
Dec 13 17:32:17.212 INFO [stderr]   |         |
Dec 13 17:32:17.212 INFO [stderr]   |         help: remove this `mut`
Dec 13 17:32:17.212 INFO [stderr]   |
Dec 13 17:32:17.212 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 13 17:32:17.212 INFO [stderr] 
Dec 13 17:32:17.217 INFO [stderr] warning: variable does not need to be mutable
Dec 13 17:32:17.217 INFO [stderr]   --> src/problems/p43.rs:10:7
Dec 13 17:32:17.217 INFO [stderr]    |
Dec 13 17:32:17.217 INFO [stderr] 10 |         let mut sv = to_vec(seventeen);
Dec 13 17:32:17.217 INFO [stderr]    |             ----^^
Dec 13 17:32:17.217 INFO [stderr]    |             |
Dec 13 17:32:17.217 INFO [stderr]    |             help: remove this `mut`
Dec 13 17:32:17.217 INFO [stderr] 
Dec 13 17:32:17.243 INFO [stderr] warning: variable does not need to be mutable
Dec 13 17:32:17.243 INFO [stderr]   --> src/utils/math.rs:97:25
Dec 13 17:32:17.243 INFO [stderr]    |
Dec 13 17:32:17.243 INFO [stderr] 97 | pub fn next_permutation(mut input: &Vec<i64>) -> Vec<i64> {
Dec 13 17:32:17.243 INFO [stderr]    |                         ----^^^^^
Dec 13 17:32:17.243 INFO [stderr]    |                         |
Dec 13 17:32:17.243 INFO [stderr]    |                         help: remove this `mut`
Dec 13 17:32:17.243 INFO [stderr] 
Dec 13 17:32:17.243 INFO [stderr] warning: variable does not need to be mutable
Dec 13 17:32:17.243 INFO [stderr]    --> src/utils/math.rs:161:25
Dec 13 17:32:17.243 INFO [stderr]     |
Dec 13 17:32:17.243 INFO [stderr] 161 | pub fn prev_permutation(mut input: &Vec<i64>) -> Vec<i64> {
Dec 13 17:32:17.243 INFO [stderr]     |                         ----^^^^^
Dec 13 17:32:17.243 INFO [stderr]     |                         |
Dec 13 17:32:17.243 INFO [stderr]     |                         help: remove this `mut`
Dec 13 17:32:17.243 INFO [stderr] 
Dec 13 17:32:17.267 INFO [stderr] warning: function is never used: `right_truncatable`
Dec 13 17:32:17.267 INFO [stderr]   --> src/problems/p37.rs:29:1
Dec 13 17:32:17.267 INFO [stderr]    |
Dec 13 17:32:17.267 INFO [stderr] 29 | pub fn right_truncatable(p: i64) -> bool {
Dec 13 17:32:17.267 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 17:32:17.267 INFO [stderr]    |
Dec 13 17:32:17.267 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 17:32:17.267 INFO [stderr] 
Dec 13 17:32:17.267 INFO [stderr] warning: function is never used: `next_permutation`
Dec 13 17:32:17.267 INFO [stderr]   --> src/utils/math.rs:97:1
Dec 13 17:32:17.267 INFO [stderr]    |
Dec 13 17:32:17.267 INFO [stderr] 97 | pub fn next_permutation(mut input: &Vec<i64>) -> Vec<i64> {
Dec 13 17:32:17.267 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 17:32:17.267 INFO [stderr] 
Dec 13 17:32:17.267 INFO [stderr] warning: function is never used: `list_primes`
Dec 13 17:32:17.267 INFO [stderr]   --> src/utils/primes.rs:16:1
Dec 13 17:32:17.267 INFO [stderr]    |
Dec 13 17:32:17.267 INFO [stderr] 16 | pub fn list_primes(max: i64) -> Vec<i64> {
Dec 13 17:32:17.267 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 17:32:17.267 INFO [stderr] 
Dec 13 17:32:17.267 INFO [stderr] warning: function is never used: `char_as_val`
Dec 13 17:32:17.267 INFO [stderr]   --> src/utils/strings.rs:32:1
Dec 13 17:32:17.267 INFO [stderr]    |
Dec 13 17:32:17.267 INFO [stderr] 32 | pub fn char_as_val(c: char) -> i64 {
Dec 13 17:32:17.267 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 17:32:17.267 INFO [stderr] 
Dec 13 17:32:17.267 INFO [stderr] warning: function is never used: `subvec`
Dec 13 17:32:17.267 INFO [stderr]  --> src/utils/vec.rs:3:1
Dec 13 17:32:17.267 INFO [stderr]   |
Dec 13 17:32:17.267 INFO [stderr] 3 | pub fn subvec<T: Copy>(v: &Vec<T>, a: usize, b: usize) -> Vec<T> {
Dec 13 17:32:17.267 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 17:32:17.267 INFO [stderr] 
Dec 13 17:32:17.552 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
Dec 13 17:32:17.552 INFO [stderr] su: No module specific data is present
Dec 13 17:32:17.805 INFO running `"docker" "inspect" "630a19c3657efb0c113134c9ffcdfd05e4a2f8929d67d5952e5fefb4cc23ce23"`
Dec 13 17:32:17.922 INFO running `"docker" "rm" "-f" "630a19c3657efb0c113134c9ffcdfd05e4a2f8929d67d5952e5fefb4cc23ce23"`
Dec 13 17:32:18.163 INFO [stdout] 630a19c3657efb0c113134c9ffcdfd05e4a2f8929d67d5952e5fefb4cc23ce23
Dec 13 17:32:18.232 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 17:32:18.607 INFO [stdout] ae655b87b25d316eb46c8ad487075a3323a8424ed44f746e5c7f17c9d6f5c626
Dec 13 17:32:18.663 INFO running `"docker" "start" "-a" "ae655b87b25d316eb46c8ad487075a3323a8424ed44f746e5c7f17c9d6f5c626"`
Dec 13 17:32:19.327 INFO [stderr] usermod: no changes
Dec 13 17:32:19.366 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 13 17:32:19.368 INFO [stderr]      Running /target/debug/deps/euler-9f1a79073483a92d
Dec 13 17:32:19.369 INFO [stdout] 
Dec 13 17:32:19.369 INFO [stdout] running 0 tests
Dec 13 17:32:19.369 INFO [stdout] 
Dec 13 17:32:19.369 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 17:32:19.370 INFO [stdout] 
Dec 13 17:32:19.373 INFO [stderr] su: No module specific data is present
Dec 13 17:32:19.726 INFO running `"docker" "inspect" "ae655b87b25d316eb46c8ad487075a3323a8424ed44f746e5c7f17c9d6f5c626"`
Dec 13 17:32:19.926 INFO running `"docker" "rm" "-f" "ae655b87b25d316eb46c8ad487075a3323a8424ed44f746e5c7f17c9d6f5c626"`
Dec 13 17:32:20.048 INFO [stdout] ae655b87b25d316eb46c8ad487075a3323a8424ed44f746e5c7f17c9d6f5c626