Nov 28 03:51:10.588 INFO checking irazorx1/lucky_check against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 03:51:10.588 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-5/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 28 03:51:10.771 INFO [stdout] f3f53afe64d4bace8dfa5aa8ed07d635d2c2f9fe6f3ad1c2338013b2c4b2cc1e
Nov 28 03:51:10.773 INFO running `"docker" "start" "-a" "f3f53afe64d4bace8dfa5aa8ed07d635d2c2f9fe6f3ad1c2338013b2c4b2cc1e"`
Nov 28 03:51:11.216 INFO [stderr] usermod: no changes
Nov 28 03:51:11.267 INFO [stderr]     Checking lucky_check v0.1.0 (/source)
Nov 28 03:51:11.964 INFO [stderr] warning: unused import: `black_box`
Nov 28 03:51:11.964 INFO [stderr]   --> src/main.rs:97:25
Nov 28 03:51:11.964 INFO [stderr]    |
Nov 28 03:51:11.964 INFO [stderr] 97 |     use test::{Bencher, black_box};
Nov 28 03:51:11.964 INFO [stderr]    |                         ^^^^^^^^^
Nov 28 03:51:11.964 INFO [stderr]    |
Nov 28 03:51:11.964 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 28 03:51:11.964 INFO [stderr] 
Nov 28 03:51:11.964 INFO [stderr] warning: unused import: `rayon::*`
Nov 28 03:51:11.964 INFO [stderr]   --> src/main.rs:98:9
Nov 28 03:51:11.964 INFO [stderr]    |
Nov 28 03:51:11.964 INFO [stderr] 98 |     use rayon::*;
Nov 28 03:51:11.964 INFO [stderr]    |         ^^^^^^^^
Nov 28 03:51:11.964 INFO [stderr] 
Nov 28 03:51:12.049 INFO [stderr] warning: unused import: `rayon::prelude`
Nov 28 03:51:12.049 INFO [stderr]   --> src/main.rs:82:5
Nov 28 03:51:12.049 INFO [stderr]    |
Nov 28 03:51:12.049 INFO [stderr] 82 | use rayon::prelude::*;
Nov 28 03:51:12.049 INFO [stderr]    |     ^^^^^^^^^^^^^^
Nov 28 03:51:12.050 INFO [stderr]    |
Nov 28 03:51:12.050 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 28 03:51:12.050 INFO [stderr] 
Nov 28 03:51:12.051 INFO [stderr] warning: value assigned to `last_digit` is never read
Nov 28 03:51:12.051 INFO [stderr]   --> src/main.rs:19:13
Nov 28 03:51:12.051 INFO [stderr]    |
Nov 28 03:51:12.051 INFO [stderr] 19 |     let mut last_digit = 0;
Nov 28 03:51:12.052 INFO [stderr]    |             ^^^^^^^^^^
Nov 28 03:51:12.052 INFO [stderr]    |
Nov 28 03:51:12.052 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 28 03:51:12.052 INFO [stderr] 
Nov 28 03:51:12.054 INFO [stderr] warning: variable does not need to be mutable
Nov 28 03:51:12.054 INFO [stderr]  --> src/main.rs:7:9
Nov 28 03:51:12.054 INFO [stderr]   |
Nov 28 03:51:12.054 INFO [stderr] 7 |     let mut s = num.to_string();
Nov 28 03:51:12.054 INFO [stderr]   |         ----^
Nov 28 03:51:12.054 INFO [stderr]   |         |
Nov 28 03:51:12.054 INFO [stderr]   |         help: remove this `mut`
Nov 28 03:51:12.054 INFO [stderr]   |
Nov 28 03:51:12.054 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 28 03:51:12.054 INFO [stderr] 
Nov 28 03:51:12.059 INFO [stderr] warning: function is never used: `is_lucky_string`
Nov 28 03:51:12.059 INFO [stderr]  --> src/main.rs:6:1
Nov 28 03:51:12.059 INFO [stderr]   |
Nov 28 03:51:12.059 INFO [stderr] 6 | fn is_lucky_string(num: u32) -> bool {
Nov 28 03:51:12.059 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 03:51:12.059 INFO [stderr]   |
Nov 28 03:51:12.059 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 03:51:12.060 INFO [stderr] 
Nov 28 03:51:12.060 INFO [stderr] warning: function is never used: `is_lucky_u32_2`
Nov 28 03:51:12.060 INFO [stderr]   --> src/main.rs:55:1
Nov 28 03:51:12.060 INFO [stderr]    |
Nov 28 03:51:12.060 INFO [stderr] 55 | fn is_lucky_u32_2(number: u32) -> bool {
Nov 28 03:51:12.060 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 03:51:12.060 INFO [stderr] 
Nov 28 03:51:12.060 INFO [stderr] warning: function is never used: `contains_number`
Nov 28 03:51:12.060 INFO [stderr]   --> src/main.rs:65:1
Nov 28 03:51:12.060 INFO [stderr]    |
Nov 28 03:51:12.060 INFO [stderr] 65 | fn contains_number(number: u32, check: u32) -> bool {
Nov 28 03:51:12.060 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 03:51:12.060 INFO [stderr] 
Nov 28 03:51:12.104 INFO [stderr] warning: unused import: `rayon::prelude`
Nov 28 03:51:12.104 INFO [stderr]   --> src/main.rs:82:5
Nov 28 03:51:12.104 INFO [stderr]    |
Nov 28 03:51:12.104 INFO [stderr] 82 | use rayon::prelude::*;
Nov 28 03:51:12.104 INFO [stderr]    |     ^^^^^^^^^^^^^^
Nov 28 03:51:12.104 INFO [stderr] 
Nov 28 03:51:12.117 INFO [stderr] warning: value assigned to `last_digit` is never read
Nov 28 03:51:12.117 INFO [stderr]   --> src/main.rs:19:13
Nov 28 03:51:12.117 INFO [stderr]    |
Nov 28 03:51:12.118 INFO [stderr] 19 |     let mut last_digit = 0;
Nov 28 03:51:12.118 INFO [stderr]    |             ^^^^^^^^^^
Nov 28 03:51:12.118 INFO [stderr]    |
Nov 28 03:51:12.118 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 28 03:51:12.120 INFO [stderr] 
Nov 28 03:51:12.132 INFO [stderr] warning: variable does not need to be mutable
Nov 28 03:51:12.132 INFO [stderr]  --> src/main.rs:7:9
Nov 28 03:51:12.132 INFO [stderr]   |
Nov 28 03:51:12.132 INFO [stderr] 7 |     let mut s = num.to_string();
Nov 28 03:51:12.132 INFO [stderr]   |         ----^
Nov 28 03:51:12.132 INFO [stderr]   |         |
Nov 28 03:51:12.132 INFO [stderr]   |         help: remove this `mut`
Nov 28 03:51:12.132 INFO [stderr]   |
Nov 28 03:51:12.132 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 28 03:51:12.132 INFO [stderr] 
Nov 28 03:51:12.175 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
Nov 28 03:51:12.179 INFO [stderr] su: No module specific data is present
Nov 28 03:51:12.605 INFO running `"docker" "inspect" "f3f53afe64d4bace8dfa5aa8ed07d635d2c2f9fe6f3ad1c2338013b2c4b2cc1e"`
Nov 28 03:51:12.782 INFO running `"docker" "rm" "-f" "f3f53afe64d4bace8dfa5aa8ed07d635d2c2f9fe6f3ad1c2338013b2c4b2cc1e"`
Nov 28 03:51:12.893 INFO [stdout] f3f53afe64d4bace8dfa5aa8ed07d635d2c2f9fe6f3ad1c2338013b2c4b2cc1e