Nov 30 01:27:27.219 INFO checking irazorx1/lucky_check against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 01:27:27.219 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-3/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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"`
Nov 30 01:27:27.672 INFO [stdout] fd9a6663890c63923ff90f3b80bf71d3f96c91f618bb665e4056eedff6244654
Nov 30 01:27:27.680 INFO running `"docker" "start" "-a" "fd9a6663890c63923ff90f3b80bf71d3f96c91f618bb665e4056eedff6244654"`
Nov 30 01:27:28.488 INFO [stderr] usermod: no changes
Nov 30 01:27:28.580 INFO [stderr]     Checking crossbeam-epoch v0.3.1
Nov 30 01:27:29.260 INFO [stderr]     Checking crossbeam-deque v0.2.0
Nov 30 01:27:29.844 INFO [stderr]     Checking rayon-core v1.4.1
Nov 30 01:27:30.790 INFO [stderr]     Checking rayon v1.0.2
Nov 30 01:27:34.496 INFO [stderr]     Checking lucky_check v0.1.0 (/source)
Nov 30 01:27:35.404 INFO [stderr] warning: unused import: `rayon::prelude`
Nov 30 01:27:35.404 INFO [stderr]   --> src/main.rs:82:5
Nov 30 01:27:35.404 INFO [stderr]    |
Nov 30 01:27:35.404 INFO [stderr] 82 | use rayon::prelude::*;
Nov 30 01:27:35.404 INFO [stderr]    |     ^^^^^^^^^^^^^^
Nov 30 01:27:35.404 INFO [stderr]    |
Nov 30 01:27:35.404 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 30 01:27:35.404 INFO [stderr] 
Nov 30 01:27:35.404 INFO [stderr] warning: value assigned to `last_digit` is never read
Nov 30 01:27:35.404 INFO [stderr]   --> src/main.rs:19:13
Nov 30 01:27:35.404 INFO [stderr]    |
Nov 30 01:27:35.404 INFO [stderr] 19 |     let mut last_digit = 0;
Nov 30 01:27:35.404 INFO [stderr]    |             ^^^^^^^^^^
Nov 30 01:27:35.404 INFO [stderr]    |
Nov 30 01:27:35.404 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 30 01:27:35.404 INFO [stderr] 
Nov 30 01:27:35.404 INFO [stderr] warning: variable does not need to be mutable
Nov 30 01:27:35.405 INFO [stderr]  --> src/main.rs:7:9
Nov 30 01:27:35.405 INFO [stderr]   |
Nov 30 01:27:35.405 INFO [stderr] 7 |     let mut s = num.to_string();
Nov 30 01:27:35.405 INFO [stderr]   |         ----^
Nov 30 01:27:35.405 INFO [stderr]   |         |
Nov 30 01:27:35.405 INFO [stderr]   |         help: remove this `mut`
Nov 30 01:27:35.405 INFO [stderr]   |
Nov 30 01:27:35.405 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 30 01:27:35.405 INFO [stderr] 
Nov 30 01:27:35.408 INFO [stderr] warning: unused import: `black_box`
Nov 30 01:27:35.408 INFO [stderr]   --> src/main.rs:97:25
Nov 30 01:27:35.408 INFO [stderr]    |
Nov 30 01:27:35.408 INFO [stderr] 97 |     use test::{Bencher, black_box};
Nov 30 01:27:35.408 INFO [stderr]    |                         ^^^^^^^^^
Nov 30 01:27:35.408 INFO [stderr]    |
Nov 30 01:27:35.408 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 30 01:27:35.408 INFO [stderr] 
Nov 30 01:27:35.408 INFO [stderr] warning: unused import: `rayon::*`
Nov 30 01:27:35.408 INFO [stderr]   --> src/main.rs:98:9
Nov 30 01:27:35.408 INFO [stderr]    |
Nov 30 01:27:35.408 INFO [stderr] 98 |     use rayon::*;
Nov 30 01:27:35.408 INFO [stderr]    |         ^^^^^^^^
Nov 30 01:27:35.408 INFO [stderr] 
Nov 30 01:27:35.408 INFO [stderr] warning: function is never used: `is_lucky_string`
Nov 30 01:27:35.408 INFO [stderr]  --> src/main.rs:6:1
Nov 30 01:27:35.408 INFO [stderr]   |
Nov 30 01:27:35.408 INFO [stderr] 6 | fn is_lucky_string(num: u32) -> bool {
Nov 30 01:27:35.408 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 01:27:35.408 INFO [stderr]   |
Nov 30 01:27:35.408 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 30 01:27:35.408 INFO [stderr] 
Nov 30 01:27:35.408 INFO [stderr] warning: function is never used: `is_lucky_u32_2`
Nov 30 01:27:35.409 INFO [stderr]   --> src/main.rs:55:1
Nov 30 01:27:35.409 INFO [stderr]    |
Nov 30 01:27:35.409 INFO [stderr] 55 | fn is_lucky_u32_2(number: u32) -> bool {
Nov 30 01:27:35.409 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 01:27:35.409 INFO [stderr] 
Nov 30 01:27:35.409 INFO [stderr] warning: function is never used: `contains_number`
Nov 30 01:27:35.409 INFO [stderr]   --> src/main.rs:65:1
Nov 30 01:27:35.409 INFO [stderr]    |
Nov 30 01:27:35.409 INFO [stderr] 65 | fn contains_number(number: u32, check: u32) -> bool {
Nov 30 01:27:35.409 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 01:27:35.409 INFO [stderr] 
Nov 30 01:27:35.536 INFO [stderr] warning: unused import: `rayon::prelude`
Nov 30 01:27:35.536 INFO [stderr]   --> src/main.rs:82:5
Nov 30 01:27:35.536 INFO [stderr]    |
Nov 30 01:27:35.536 INFO [stderr] 82 | use rayon::prelude::*;
Nov 30 01:27:35.536 INFO [stderr]    |     ^^^^^^^^^^^^^^
Nov 30 01:27:35.536 INFO [stderr] 
Nov 30 01:27:35.544 INFO [stderr] warning: value assigned to `last_digit` is never read
Nov 30 01:27:35.544 INFO [stderr]   --> src/main.rs:19:13
Nov 30 01:27:35.544 INFO [stderr]    |
Nov 30 01:27:35.544 INFO [stderr] 19 |     let mut last_digit = 0;
Nov 30 01:27:35.544 INFO [stderr]    |             ^^^^^^^^^^
Nov 30 01:27:35.544 INFO [stderr]    |
Nov 30 01:27:35.544 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 30 01:27:35.544 INFO [stderr] 
Nov 30 01:27:35.544 INFO [stderr] warning: variable does not need to be mutable
Nov 30 01:27:35.544 INFO [stderr]  --> src/main.rs:7:9
Nov 30 01:27:35.544 INFO [stderr]   |
Nov 30 01:27:35.544 INFO [stderr] 7 |     let mut s = num.to_string();
Nov 30 01:27:35.544 INFO [stderr]   |         ----^
Nov 30 01:27:35.544 INFO [stderr]   |         |
Nov 30 01:27:35.544 INFO [stderr]   |         help: remove this `mut`
Nov 30 01:27:35.544 INFO [stderr]   |
Nov 30 01:27:35.544 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 30 01:27:35.544 INFO [stderr] 
Nov 30 01:27:35.588 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.07s
Nov 30 01:27:35.616 INFO [stderr] su: No module specific data is present
Nov 30 01:27:36.399 INFO running `"docker" "inspect" "fd9a6663890c63923ff90f3b80bf71d3f96c91f618bb665e4056eedff6244654"`
Nov 30 01:27:36.696 INFO running `"docker" "rm" "-f" "fd9a6663890c63923ff90f3b80bf71d3f96c91f618bb665e4056eedff6244654"`
Nov 30 01:27:37.008 INFO [stdout] fd9a6663890c63923ff90f3b80bf71d3f96c91f618bb665e4056eedff6244654