Dec 13 11:37:47.513 INFO testing marony/rust_euler against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 11:37:47.513 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 11:37:47.704 INFO [stdout] b88091c131567078543ea66811b5229280d7f4ef5265635817f7ad64c5f1f14c
Dec 13 11:37:47.706 INFO running `"docker" "start" "-a" "b88091c131567078543ea66811b5229280d7f4ef5265635817f7ad64c5f1f14c"`
Dec 13 11:37:48.247 INFO [stderr] usermod: no changes
Dec 13 11:37:48.291 INFO [stderr]    Compiling time v0.1.35
Dec 13 11:37:49.443 INFO [stderr]    Compiling euler v0.1.0 (/source)
Dec 13 11:37:49.852 INFO [stderr] warning: function is never used: `problem_001`
Dec 13 11:37:49.852 INFO [stderr]   --> src/main.rs:18:1
Dec 13 11:37:49.852 INFO [stderr]    |
Dec 13 11:37:49.852 INFO [stderr] 18 | fn problem_001() {
Dec 13 11:37:49.852 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 13 11:37:49.852 INFO [stderr]    |
Dec 13 11:37:49.852 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 11:37:49.852 INFO [stderr] 
Dec 13 11:37:49.852 INFO [stderr] warning: struct is never constructed: `Fib`
Dec 13 11:37:49.852 INFO [stderr]   --> src/main.rs:26:1
Dec 13 11:37:49.852 INFO [stderr]    |
Dec 13 11:37:49.852 INFO [stderr] 26 | struct Fib {
Dec 13 11:37:49.852 INFO [stderr]    | ^^^^^^^^^^
Dec 13 11:37:49.852 INFO [stderr] 
Dec 13 11:37:49.852 INFO [stderr] warning: method is never used: `new`
Dec 13 11:37:49.852 INFO [stderr]   --> src/main.rs:32:5
Dec 13 11:37:49.852 INFO [stderr]    |
Dec 13 11:37:49.852 INFO [stderr] 32 |     fn new() -> Fib {
Dec 13 11:37:49.852 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 13 11:37:49.852 INFO [stderr] 
Dec 13 11:37:49.852 INFO [stderr] warning: function is never used: `problem_002`
Dec 13 11:37:49.852 INFO [stderr]   --> src/main.rs:50:1
Dec 13 11:37:49.852 INFO [stderr]    |
Dec 13 11:37:49.852 INFO [stderr] 50 | fn problem_002() {
Dec 13 11:37:49.852 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 13 11:37:49.852 INFO [stderr] 
Dec 13 11:37:49.852 INFO [stderr] warning: function is never used: `prime_factors`
Dec 13 11:37:49.852 INFO [stderr]   --> src/main.rs:56:1
Dec 13 11:37:49.852 INFO [stderr]    |
Dec 13 11:37:49.852 INFO [stderr] 56 | fn prime_factors<'a>(n: u64, xs: &'a mut Vec<u64>) -> &'a Vec<u64> {
Dec 13 11:37:49.852 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 11:37:49.852 INFO [stderr] 
Dec 13 11:37:49.852 INFO [stderr] warning: function is never used: `problem_003`
Dec 13 11:37:49.852 INFO [stderr]   --> src/main.rs:69:1
Dec 13 11:37:49.852 INFO [stderr]    |
Dec 13 11:37:49.852 INFO [stderr] 69 | fn problem_003() {
Dec 13 11:37:49.852 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 13 11:37:49.852 INFO [stderr] 
Dec 13 11:37:49.852 INFO [stderr] warning: function is never used: `is_palindome`
Dec 13 11:37:49.852 INFO [stderr]   --> src/main.rs:83:1
Dec 13 11:37:49.852 INFO [stderr]    |
Dec 13 11:37:49.852 INFO [stderr] 83 | fn is_palindome(n: &u64) -> bool {
Dec 13 11:37:49.852 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 11:37:49.852 INFO [stderr] 
Dec 13 11:37:49.852 INFO [stderr] warning: function is never used: `problem_004`
Dec 13 11:37:49.852 INFO [stderr]   --> src/main.rs:91:1
Dec 13 11:37:49.852 INFO [stderr]    |
Dec 13 11:37:49.852 INFO [stderr] 91 | fn problem_004() {
Dec 13 11:37:49.852 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 13 11:37:49.852 INFO [stderr] 
Dec 13 11:37:49.852 INFO [stderr] warning: function is never used: `problem_005`
Dec 13 11:37:49.852 INFO [stderr]    --> src/main.rs:125:1
Dec 13 11:37:49.852 INFO [stderr]     |
Dec 13 11:37:49.852 INFO [stderr] 125 | fn problem_005() {
Dec 13 11:37:49.852 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 13 11:37:49.852 INFO [stderr] 
Dec 13 11:37:49.852 INFO [stderr] warning: function is never used: `problem_006`
Dec 13 11:37:49.852 INFO [stderr]    --> src/main.rs:141:1
Dec 13 11:37:49.852 INFO [stderr]     |
Dec 13 11:37:49.852 INFO [stderr] 141 | fn problem_006() {
Dec 13 11:37:49.852 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 13 11:37:49.852 INFO [stderr] 
Dec 13 11:37:49.852 INFO [stderr] warning: function is never used: `is_prime`
Dec 13 11:37:49.852 INFO [stderr]    --> src/main.rs:162:1
Dec 13 11:37:49.852 INFO [stderr]     |
Dec 13 11:37:49.852 INFO [stderr] 162 | fn is_prime(n: &u64) -> bool {
Dec 13 11:37:49.852 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 11:37:49.852 INFO [stderr] 
Dec 13 11:37:49.852 INFO [stderr] warning: function is never used: `problem_007`
Dec 13 11:37:49.852 INFO [stderr]    --> src/main.rs:168:1
Dec 13 11:37:49.852 INFO [stderr]     |
Dec 13 11:37:49.852 INFO [stderr] 168 | fn problem_007() {
Dec 13 11:37:49.852 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 13 11:37:49.852 INFO [stderr] 
Dec 13 11:37:49.852 INFO [stderr] warning: function is never used: `problem_008`
Dec 13 11:37:49.852 INFO [stderr]    --> src/main.rs:182:1
Dec 13 11:37:49.852 INFO [stderr]     |
Dec 13 11:37:49.852 INFO [stderr] 182 | fn problem_008() {
Dec 13 11:37:49.852 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 13 11:37:49.852 INFO [stderr] 
Dec 13 11:37:49.852 INFO [stderr] warning: function is never used: `pythagorean_triplet`
Dec 13 11:37:49.852 INFO [stderr]    --> src/main.rs:230:1
Dec 13 11:37:49.852 INFO [stderr]     |
Dec 13 11:37:49.852 INFO [stderr] 230 | fn pythagorean_triplet(a: u64, b: u64, c: u64) -> Option<u64> {
Dec 13 11:37:49.852 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 11:37:49.852 INFO [stderr] 
Dec 13 11:37:49.852 INFO [stderr] warning: function is never used: `problem_009`
Dec 13 11:37:49.852 INFO [stderr]    --> src/main.rs:246:1
Dec 13 11:37:49.852 INFO [stderr]     |
Dec 13 11:37:49.852 INFO [stderr] 246 | fn problem_009() {
Dec 13 11:37:49.852 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 13 11:37:49.852 INFO [stderr] 
Dec 13 11:37:49.852 INFO [stderr] warning: function is never used: `problem_010`
Dec 13 11:37:49.852 INFO [stderr]    --> src/main.rs:266:1
Dec 13 11:37:49.852 INFO [stderr]     |
Dec 13 11:37:49.852 INFO [stderr] 266 | fn problem_010() {
Dec 13 11:37:49.852 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 13 11:37:49.853 INFO [stderr] 
Dec 13 11:37:49.853 INFO [stderr] warning: function is never used: `problem_011`
Dec 13 11:37:49.853 INFO [stderr]    --> src/main.rs:280:1
Dec 13 11:37:49.853 INFO [stderr]     |
Dec 13 11:37:49.853 INFO [stderr] 280 | fn problem_011() {
Dec 13 11:37:49.853 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 13 11:37:49.853 INFO [stderr] 
Dec 13 11:37:49.853 INFO [stderr] warning: function is never used: `factors`
Dec 13 11:37:49.853 INFO [stderr]    --> src/main.rs:372:1
Dec 13 11:37:49.853 INFO [stderr]     |
Dec 13 11:37:49.853 INFO [stderr] 372 | fn factors<'a>(n: u64) -> Vec<u64> {
Dec 13 11:37:49.853 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 11:37:49.853 INFO [stderr] 
Dec 13 11:37:49.853 INFO [stderr] warning: function is never used: `triangle_number`
Dec 13 11:37:49.853 INFO [stderr]    --> src/main.rs:383:1
Dec 13 11:37:49.853 INFO [stderr]     |
Dec 13 11:37:49.853 INFO [stderr] 383 | fn triangle_number(n: u64) -> u64 {
Dec 13 11:37:49.853 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 11:37:49.853 INFO [stderr] 
Dec 13 11:37:49.853 INFO [stderr] warning: function is never used: `problem_012`
Dec 13 11:37:49.853 INFO [stderr]    --> src/main.rs:389:1
Dec 13 11:37:49.853 INFO [stderr]     |
Dec 13 11:37:49.853 INFO [stderr] 389 | fn problem_012<'a>() {
Dec 13 11:37:49.853 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^
Dec 13 11:37:49.853 INFO [stderr] 
Dec 13 11:37:49.853 INFO [stderr] warning: function is never used: `problem_013`
Dec 13 11:37:49.853 INFO [stderr]    --> src/main.rs:403:1
Dec 13 11:37:49.853 INFO [stderr]     |
Dec 13 11:37:49.853 INFO [stderr] 403 | fn problem_013() {
Dec 13 11:37:49.853 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 13 11:37:49.853 INFO [stderr] 
Dec 13 11:37:49.853 INFO [stderr] warning: comparison is useless due to type limits
Dec 13 11:37:49.853 INFO [stderr]    --> src/main.rs:315:31
Dec 13 11:37:49.853 INFO [stderr]     |
Dec 13 11:37:49.853 INFO [stderr] 315 |         if is.iter().all(|&i| 0 <= i && i < (SLEN * SLEN) as usize && (i / SLEN as usize) == y) {
Dec 13 11:37:49.853 INFO [stderr]     |                               ^^^^^^
Dec 13 11:37:49.853 INFO [stderr]     |
Dec 13 11:37:49.853 INFO [stderr]     = note: #[warn(unused_comparisons)] on by default
Dec 13 11:37:49.853 INFO [stderr] 
Dec 13 11:37:49.853 INFO [stderr] warning: comparison is useless due to type limits
Dec 13 11:37:49.853 INFO [stderr]    --> src/main.rs:326:31
Dec 13 11:37:49.853 INFO [stderr]     |
Dec 13 11:37:49.853 INFO [stderr] 326 |         if is.iter().all(|&i| 0 <= i && i < (SLEN * SLEN) as usize && (i % SLEN as usize) == x) {
Dec 13 11:37:49.853 INFO [stderr]     |                               ^^^^^^
Dec 13 11:37:49.853 INFO [stderr] 
Dec 13 11:37:49.853 INFO [stderr] warning: comparison is useless due to type limits
Dec 13 11:37:49.853 INFO [stderr]    --> src/main.rs:337:31
Dec 13 11:37:49.853 INFO [stderr]     |
Dec 13 11:37:49.853 INFO [stderr] 337 |         if is.iter().all(|&i| 0 <= i && i < (SLEN * SLEN) as usize && (i % SLEN as usize) >= x && (i / SLEN as usize) >= y) {
Dec 13 11:37:49.853 INFO [stderr]     |                               ^^^^^^
Dec 13 11:37:49.853 INFO [stderr] 
Dec 13 11:37:49.853 INFO [stderr] warning: comparison is useless due to type limits
Dec 13 11:37:49.853 INFO [stderr]    --> src/main.rs:348:31
Dec 13 11:37:49.853 INFO [stderr]     |
Dec 13 11:37:49.853 INFO [stderr] 348 |         if is.iter().all(|&i| 0 <= i && i < (SLEN * SLEN) as usize && (i % SLEN as usize) <= x && (i / SLEN as usize) >= y) {
Dec 13 11:37:49.853 INFO [stderr]     |                               ^^^^^^
Dec 13 11:37:49.853 INFO [stderr] 
Dec 13 11:37:50.068 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.80s
Dec 13 11:37:50.071 INFO [stderr] su: No module specific data is present
Dec 13 11:37:50.268 INFO running `"docker" "inspect" "b88091c131567078543ea66811b5229280d7f4ef5265635817f7ad64c5f1f14c"`
Dec 13 11:37:50.344 INFO running `"docker" "rm" "-f" "b88091c131567078543ea66811b5229280d7f4ef5265635817f7ad64c5f1f14c"`
Dec 13 11:37:50.435 INFO [stdout] b88091c131567078543ea66811b5229280d7f4ef5265635817f7ad64c5f1f14c
Dec 13 11:37:50.437 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 11:37:50.575 INFO [stdout] 2afbfff3b0bc402933c9850f073a25a88733c8d2db871433448281c157960a0d
Dec 13 11:37:50.578 INFO running `"docker" "start" "-a" "2afbfff3b0bc402933c9850f073a25a88733c8d2db871433448281c157960a0d"`
Dec 13 11:37:51.083 INFO [stderr] usermod: no changes
Dec 13 11:37:51.145 INFO [stderr]    Compiling euler v0.1.0 (/source)
Dec 13 11:37:51.505 INFO [stderr] warning: function is never used: `problem_001`
Dec 13 11:37:51.505 INFO [stderr]   --> src/main.rs:18:1
Dec 13 11:37:51.505 INFO [stderr]    |
Dec 13 11:37:51.505 INFO [stderr] 18 | fn problem_001() {
Dec 13 11:37:51.505 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 13 11:37:51.505 INFO [stderr]    |
Dec 13 11:37:51.505 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 11:37:51.505 INFO [stderr] 
Dec 13 11:37:51.505 INFO [stderr] warning: struct is never constructed: `Fib`
Dec 13 11:37:51.505 INFO [stderr]   --> src/main.rs:26:1
Dec 13 11:37:51.505 INFO [stderr]    |
Dec 13 11:37:51.505 INFO [stderr] 26 | struct Fib {
Dec 13 11:37:51.505 INFO [stderr]    | ^^^^^^^^^^
Dec 13 11:37:51.505 INFO [stderr] 
Dec 13 11:37:51.505 INFO [stderr] warning: method is never used: `new`
Dec 13 11:37:51.505 INFO [stderr]   --> src/main.rs:32:5
Dec 13 11:37:51.505 INFO [stderr]    |
Dec 13 11:37:51.505 INFO [stderr] 32 |     fn new() -> Fib {
Dec 13 11:37:51.505 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 13 11:37:51.505 INFO [stderr] 
Dec 13 11:37:51.505 INFO [stderr] warning: function is never used: `problem_002`
Dec 13 11:37:51.505 INFO [stderr]   --> src/main.rs:50:1
Dec 13 11:37:51.505 INFO [stderr]    |
Dec 13 11:37:51.505 INFO [stderr] 50 | fn problem_002() {
Dec 13 11:37:51.505 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 13 11:37:51.505 INFO [stderr] 
Dec 13 11:37:51.505 INFO [stderr] warning: function is never used: `prime_factors`
Dec 13 11:37:51.505 INFO [stderr]   --> src/main.rs:56:1
Dec 13 11:37:51.505 INFO [stderr]    |
Dec 13 11:37:51.505 INFO [stderr] 56 | fn prime_factors<'a>(n: u64, xs: &'a mut Vec<u64>) -> &'a Vec<u64> {
Dec 13 11:37:51.505 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 11:37:51.505 INFO [stderr] 
Dec 13 11:37:51.505 INFO [stderr] warning: function is never used: `problem_003`
Dec 13 11:37:51.505 INFO [stderr]   --> src/main.rs:69:1
Dec 13 11:37:51.505 INFO [stderr]    |
Dec 13 11:37:51.505 INFO [stderr] 69 | fn problem_003() {
Dec 13 11:37:51.505 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 13 11:37:51.505 INFO [stderr] 
Dec 13 11:37:51.505 INFO [stderr] warning: function is never used: `is_palindome`
Dec 13 11:37:51.505 INFO [stderr]   --> src/main.rs:83:1
Dec 13 11:37:51.505 INFO [stderr]    |
Dec 13 11:37:51.505 INFO [stderr] 83 | fn is_palindome(n: &u64) -> bool {
Dec 13 11:37:51.505 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 11:37:51.505 INFO [stderr] 
Dec 13 11:37:51.505 INFO [stderr] warning: function is never used: `problem_004`
Dec 13 11:37:51.505 INFO [stderr]   --> src/main.rs:91:1
Dec 13 11:37:51.505 INFO [stderr]    |
Dec 13 11:37:51.505 INFO [stderr] 91 | fn problem_004() {
Dec 13 11:37:51.505 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 13 11:37:51.505 INFO [stderr] 
Dec 13 11:37:51.505 INFO [stderr] warning: function is never used: `problem_005`
Dec 13 11:37:51.505 INFO [stderr]    --> src/main.rs:125:1
Dec 13 11:37:51.505 INFO [stderr]     |
Dec 13 11:37:51.505 INFO [stderr] 125 | fn problem_005() {
Dec 13 11:37:51.505 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 13 11:37:51.505 INFO [stderr] 
Dec 13 11:37:51.505 INFO [stderr] warning: function is never used: `problem_006`
Dec 13 11:37:51.505 INFO [stderr]    --> src/main.rs:141:1
Dec 13 11:37:51.505 INFO [stderr]     |
Dec 13 11:37:51.505 INFO [stderr] 141 | fn problem_006() {
Dec 13 11:37:51.505 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 13 11:37:51.505 INFO [stderr] 
Dec 13 11:37:51.505 INFO [stderr] warning: function is never used: `is_prime`
Dec 13 11:37:51.505 INFO [stderr]    --> src/main.rs:162:1
Dec 13 11:37:51.505 INFO [stderr]     |
Dec 13 11:37:51.505 INFO [stderr] 162 | fn is_prime(n: &u64) -> bool {
Dec 13 11:37:51.505 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 11:37:51.505 INFO [stderr] 
Dec 13 11:37:51.505 INFO [stderr] warning: function is never used: `problem_007`
Dec 13 11:37:51.505 INFO [stderr]    --> src/main.rs:168:1
Dec 13 11:37:51.505 INFO [stderr]     |
Dec 13 11:37:51.505 INFO [stderr] 168 | fn problem_007() {
Dec 13 11:37:51.505 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 13 11:37:51.505 INFO [stderr] 
Dec 13 11:37:51.505 INFO [stderr] warning: function is never used: `problem_008`
Dec 13 11:37:51.505 INFO [stderr]    --> src/main.rs:182:1
Dec 13 11:37:51.505 INFO [stderr]     |
Dec 13 11:37:51.506 INFO [stderr] 182 | fn problem_008() {
Dec 13 11:37:51.506 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 13 11:37:51.506 INFO [stderr] 
Dec 13 11:37:51.506 INFO [stderr] warning: function is never used: `pythagorean_triplet`
Dec 13 11:37:51.506 INFO [stderr]    --> src/main.rs:230:1
Dec 13 11:37:51.506 INFO [stderr]     |
Dec 13 11:37:51.506 INFO [stderr] 230 | fn pythagorean_triplet(a: u64, b: u64, c: u64) -> Option<u64> {
Dec 13 11:37:51.506 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 11:37:51.506 INFO [stderr] 
Dec 13 11:37:51.506 INFO [stderr] warning: function is never used: `problem_009`
Dec 13 11:37:51.506 INFO [stderr]    --> src/main.rs:246:1
Dec 13 11:37:51.506 INFO [stderr]     |
Dec 13 11:37:51.506 INFO [stderr] 246 | fn problem_009() {
Dec 13 11:37:51.506 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 13 11:37:51.506 INFO [stderr] 
Dec 13 11:37:51.506 INFO [stderr] warning: function is never used: `problem_010`
Dec 13 11:37:51.506 INFO [stderr]    --> src/main.rs:266:1
Dec 13 11:37:51.506 INFO [stderr]     |
Dec 13 11:37:51.506 INFO [stderr] 266 | fn problem_010() {
Dec 13 11:37:51.506 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 13 11:37:51.506 INFO [stderr] 
Dec 13 11:37:51.506 INFO [stderr] warning: function is never used: `problem_011`
Dec 13 11:37:51.506 INFO [stderr]    --> src/main.rs:280:1
Dec 13 11:37:51.506 INFO [stderr]     |
Dec 13 11:37:51.506 INFO [stderr] 280 | fn problem_011() {
Dec 13 11:37:51.506 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 13 11:37:51.506 INFO [stderr] 
Dec 13 11:37:51.506 INFO [stderr] warning: function is never used: `factors`
Dec 13 11:37:51.506 INFO [stderr]    --> src/main.rs:372:1
Dec 13 11:37:51.506 INFO [stderr]     |
Dec 13 11:37:51.506 INFO [stderr] 372 | fn factors<'a>(n: u64) -> Vec<u64> {
Dec 13 11:37:51.506 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 11:37:51.506 INFO [stderr] 
Dec 13 11:37:51.506 INFO [stderr] warning: function is never used: `triangle_number`
Dec 13 11:37:51.506 INFO [stderr]    --> src/main.rs:383:1
Dec 13 11:37:51.506 INFO [stderr]     |
Dec 13 11:37:51.506 INFO [stderr] 383 | fn triangle_number(n: u64) -> u64 {
Dec 13 11:37:51.506 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 11:37:51.506 INFO [stderr] 
Dec 13 11:37:51.506 INFO [stderr] warning: function is never used: `problem_012`
Dec 13 11:37:51.506 INFO [stderr]    --> src/main.rs:389:1
Dec 13 11:37:51.506 INFO [stderr]     |
Dec 13 11:37:51.506 INFO [stderr] 389 | fn problem_012<'a>() {
Dec 13 11:37:51.506 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^
Dec 13 11:37:51.506 INFO [stderr] 
Dec 13 11:37:51.506 INFO [stderr] warning: function is never used: `problem_013`
Dec 13 11:37:51.506 INFO [stderr]    --> src/main.rs:403:1
Dec 13 11:37:51.506 INFO [stderr]     |
Dec 13 11:37:51.506 INFO [stderr] 403 | fn problem_013() {
Dec 13 11:37:51.506 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 13 11:37:51.506 INFO [stderr] 
Dec 13 11:37:51.506 INFO [stderr] warning: comparison is useless due to type limits
Dec 13 11:37:51.506 INFO [stderr]    --> src/main.rs:315:31
Dec 13 11:37:51.506 INFO [stderr]     |
Dec 13 11:37:51.506 INFO [stderr] 315 |         if is.iter().all(|&i| 0 <= i && i < (SLEN * SLEN) as usize && (i / SLEN as usize) == y) {
Dec 13 11:37:51.506 INFO [stderr]     |                               ^^^^^^
Dec 13 11:37:51.506 INFO [stderr]     |
Dec 13 11:37:51.506 INFO [stderr]     = note: #[warn(unused_comparisons)] on by default
Dec 13 11:37:51.506 INFO [stderr] 
Dec 13 11:37:51.506 INFO [stderr] warning: comparison is useless due to type limits
Dec 13 11:37:51.506 INFO [stderr]    --> src/main.rs:326:31
Dec 13 11:37:51.506 INFO [stderr]     |
Dec 13 11:37:51.506 INFO [stderr] 326 |         if is.iter().all(|&i| 0 <= i && i < (SLEN * SLEN) as usize && (i % SLEN as usize) == x) {
Dec 13 11:37:51.506 INFO [stderr]     |                               ^^^^^^
Dec 13 11:37:51.506 INFO [stderr] 
Dec 13 11:37:51.506 INFO [stderr] warning: comparison is useless due to type limits
Dec 13 11:37:51.506 INFO [stderr]    --> src/main.rs:337:31
Dec 13 11:37:51.506 INFO [stderr]     |
Dec 13 11:37:51.506 INFO [stderr] 337 |         if is.iter().all(|&i| 0 <= i && i < (SLEN * SLEN) as usize && (i % SLEN as usize) >= x && (i / SLEN as usize) >= y) {
Dec 13 11:37:51.506 INFO [stderr]     |                               ^^^^^^
Dec 13 11:37:51.506 INFO [stderr] 
Dec 13 11:37:51.506 INFO [stderr] warning: comparison is useless due to type limits
Dec 13 11:37:51.506 INFO [stderr]    --> src/main.rs:348:31
Dec 13 11:37:51.506 INFO [stderr]     |
Dec 13 11:37:51.506 INFO [stderr] 348 |         if is.iter().all(|&i| 0 <= i && i < (SLEN * SLEN) as usize && (i % SLEN as usize) <= x && (i / SLEN as usize) >= y) {
Dec 13 11:37:51.506 INFO [stderr]     |                               ^^^^^^
Dec 13 11:37:51.506 INFO [stderr] 
Dec 13 11:37:51.706 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
Dec 13 11:37:51.709 INFO [stderr] su: No module specific data is present
Dec 13 11:37:51.974 INFO running `"docker" "inspect" "2afbfff3b0bc402933c9850f073a25a88733c8d2db871433448281c157960a0d"`
Dec 13 11:37:52.069 INFO running `"docker" "rm" "-f" "2afbfff3b0bc402933c9850f073a25a88733c8d2db871433448281c157960a0d"`
Dec 13 11:37:52.159 INFO [stdout] 2afbfff3b0bc402933c9850f073a25a88733c8d2db871433448281c157960a0d
Dec 13 11:37:52.161 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 11:37:52.321 INFO [stdout] d6a3e3ac0139823c50d42a4c3076b9e800c26ca6f2791ce35a2aef9fb40e1fcb
Dec 13 11:37:52.322 INFO running `"docker" "start" "-a" "d6a3e3ac0139823c50d42a4c3076b9e800c26ca6f2791ce35a2aef9fb40e1fcb"`
Dec 13 11:37:52.747 INFO [stderr] usermod: no changes
Dec 13 11:37:52.799 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 13 11:37:52.812 INFO [stderr]      Running /target/debug/deps/euler-cba32ca8b777f9f1
Dec 13 11:37:52.819 INFO [stdout] 
Dec 13 11:37:52.819 INFO [stdout] running 0 tests
Dec 13 11:37:52.819 INFO [stdout] 
Dec 13 11:37:52.819 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 11:37:52.819 INFO [stdout] 
Dec 13 11:37:52.821 INFO [stderr] su: No module specific data is present
Dec 13 11:37:53.259 INFO running `"docker" "inspect" "d6a3e3ac0139823c50d42a4c3076b9e800c26ca6f2791ce35a2aef9fb40e1fcb"`
Dec 13 11:37:53.556 INFO running `"docker" "rm" "-f" "d6a3e3ac0139823c50d42a4c3076b9e800c26ca6f2791ce35a2aef9fb40e1fcb"`
Dec 13 11:37:53.859 INFO [stdout] d6a3e3ac0139823c50d42a4c3076b9e800c26ca6f2791ce35a2aef9fb40e1fcb