Dec 18 05:08:33.529 INFO checking TomeksGitRepo/FirstNumberMultiThreading against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 05:08:33.529 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/TomeksGitRepo/FirstNumberMultiThreading:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 05:08:33.896 INFO [stdout] 1501b4614069f31a9075bb8f68a25529e02e458d4f9ade3117273fc9127ec943
Dec 18 05:08:33.899 INFO running `"docker" "start" "-a" "1501b4614069f31a9075bb8f68a25529e02e458d4f9ade3117273fc9127ec943"`
Dec 18 05:08:35.543 INFO [stderr]     Checking perf_test v0.1.0 (/opt/crater/workdir)
Dec 18 05:08:35.980 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 18 05:08:35.981 INFO [stderr]   --> src/main.rs:19:14
Dec 18 05:08:35.981 INFO [stderr]    |
Dec 18 05:08:35.981 INFO [stderr] 19 |     for i in (3..1000) {
Dec 18 05:08:35.981 INFO [stderr]    |              ^^^^^^^^^ help: remove these parentheses
Dec 18 05:08:35.981 INFO [stderr]    |
Dec 18 05:08:35.981 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 18 05:08:35.981 INFO [stderr] 
Dec 18 05:08:35.981 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 18 05:08:35.981 INFO [stderr]   --> src/main.rs:24:14
Dec 18 05:08:35.981 INFO [stderr]    |
Dec 18 05:08:35.981 INFO [stderr] 24 |     for i in (0..9) {
Dec 18 05:08:35.981 INFO [stderr]    |              ^^^^^^ help: remove these parentheses
Dec 18 05:08:35.981 INFO [stderr] 
Dec 18 05:08:35.981 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 05:08:35.981 INFO [stderr]   --> src/main.rs:75:16
Dec 18 05:08:35.981 INFO [stderr]    |
Dec 18 05:08:35.981 INFO [stderr] 75 |             if ((i % item) == 0) {
Dec 18 05:08:35.981 INFO [stderr]    |                ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 05:08:35.981 INFO [stderr] 
Dec 18 05:08:36.029 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 18 05:08:36.029 INFO [stderr]   --> src/main.rs:19:14
Dec 18 05:08:36.029 INFO [stderr]    |
Dec 18 05:08:36.029 INFO [stderr] 19 |     for i in (3..1000) {
Dec 18 05:08:36.029 INFO [stderr]    |              ^^^^^^^^^ help: remove these parentheses
Dec 18 05:08:36.029 INFO [stderr]    |
Dec 18 05:08:36.029 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 18 05:08:36.029 INFO [stderr] 
Dec 18 05:08:36.029 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 18 05:08:36.029 INFO [stderr]   --> src/main.rs:24:14
Dec 18 05:08:36.029 INFO [stderr]    |
Dec 18 05:08:36.029 INFO [stderr] 24 |     for i in (0..9) {
Dec 18 05:08:36.029 INFO [stderr]    |              ^^^^^^ help: remove these parentheses
Dec 18 05:08:36.029 INFO [stderr] 
Dec 18 05:08:36.029 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 05:08:36.029 INFO [stderr]   --> src/main.rs:75:16
Dec 18 05:08:36.029 INFO [stderr]    |
Dec 18 05:08:36.029 INFO [stderr] 75 |             if ((i % item) == 0) {
Dec 18 05:08:36.029 INFO [stderr]    |                ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 05:08:36.029 INFO [stderr] 
Dec 18 05:08:36.168 INFO [stderr] warning: unused variable: `shared_checked_number_vector`
Dec 18 05:08:36.169 INFO [stderr]   --> src/main.rs:26:13
Dec 18 05:08:36.169 INFO [stderr]    |
Dec 18 05:08:36.169 INFO [stderr] 26 |         let shared_checked_number_vector  = shared_first_number_collect_vec_handle.clone();
Dec 18 05:08:36.169 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_shared_checked_number_vector` instead
Dec 18 05:08:36.169 INFO [stderr]    |
Dec 18 05:08:36.169 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 05:08:36.170 INFO [stderr] 
Dec 18 05:08:36.170 INFO [stderr] warning: unused variable: `f`
Dec 18 05:08:36.170 INFO [stderr]   --> src/main.rs:56:9
Dec 18 05:08:36.170 INFO [stderr]    |
Dec 18 05:08:36.170 INFO [stderr] 56 |     let f = 1;
Dec 18 05:08:36.170 INFO [stderr]    |         ^ help: consider using `_f` instead
Dec 18 05:08:36.170 INFO [stderr] 
Dec 18 05:08:36.170 INFO [stderr] warning: value assigned to `sqrt_of_i` is never read
Dec 18 05:08:36.170 INFO [stderr]   --> src/main.rs:59:13
Dec 18 05:08:36.170 INFO [stderr]    |
Dec 18 05:08:36.170 INFO [stderr] 59 |     let mut sqrt_of_i = 0.0;
Dec 18 05:08:36.170 INFO [stderr]    |             ^^^^^^^^^
Dec 18 05:08:36.176 INFO [stderr]    |
Dec 18 05:08:36.176 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 18 05:08:36.176 INFO [stderr] 
Dec 18 05:08:36.187 INFO [stderr] warning: unused variable: `shared_checked_number_vector`
Dec 18 05:08:36.187 INFO [stderr]   --> src/main.rs:26:13
Dec 18 05:08:36.187 INFO [stderr]    |
Dec 18 05:08:36.187 INFO [stderr] 26 |         let shared_checked_number_vector  = shared_first_number_collect_vec_handle.clone();
Dec 18 05:08:36.187 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_shared_checked_number_vector` instead
Dec 18 05:08:36.187 INFO [stderr]    |
Dec 18 05:08:36.187 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 05:08:36.187 INFO [stderr] 
Dec 18 05:08:36.187 INFO [stderr] warning: unused variable: `f`
Dec 18 05:08:36.187 INFO [stderr]   --> src/main.rs:56:9
Dec 18 05:08:36.187 INFO [stderr]    |
Dec 18 05:08:36.187 INFO [stderr] 56 |     let f = 1;
Dec 18 05:08:36.187 INFO [stderr]    |         ^ help: consider using `_f` instead
Dec 18 05:08:36.188 INFO [stderr] 
Dec 18 05:08:36.204 INFO [stderr] warning: variable does not need to be mutable
Dec 18 05:08:36.204 INFO [stderr]   --> src/main.rs:31:21
Dec 18 05:08:36.204 INFO [stderr]    |
Dec 18 05:08:36.204 INFO [stderr] 31 |                 let mut number;
Dec 18 05:08:36.204 INFO [stderr]    |                     ----^^^^^^
Dec 18 05:08:36.204 INFO [stderr]    |                     |
Dec 18 05:08:36.204 INFO [stderr]    |                     help: remove this `mut`
Dec 18 05:08:36.204 INFO [stderr]    |
Dec 18 05:08:36.204 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 05:08:36.204 INFO [stderr] 
Dec 18 05:08:36.204 INFO [stderr] warning: variable does not need to be mutable
Dec 18 05:08:36.204 INFO [stderr]  --> src/main.rs:9:9
Dec 18 05:08:36.205 INFO [stderr]   |
Dec 18 05:08:36.205 INFO [stderr] 9 |     let mut first_number_tryhard_number: Vec<u32> = Vec::new();
Dec 18 05:08:36.205 INFO [stderr]   |         ----^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:08:36.205 INFO [stderr]   |         |
Dec 18 05:08:36.205 INFO [stderr]   |         help: remove this `mut`
Dec 18 05:08:36.205 INFO [stderr] 
Dec 18 05:08:36.205 INFO [stderr] warning: variable does not need to be mutable
Dec 18 05:08:36.205 INFO [stderr]   --> src/main.rs:15:9
Dec 18 05:08:36.205 INFO [stderr]    |
Dec 18 05:08:36.205 INFO [stderr] 15 |     let mut first_number_checked: Vec<u32> = Vec::new();
Dec 18 05:08:36.205 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^^^^^
Dec 18 05:08:36.205 INFO [stderr]    |         |
Dec 18 05:08:36.205 INFO [stderr]    |         help: remove this `mut`
Dec 18 05:08:36.205 INFO [stderr] 
Dec 18 05:08:36.205 INFO [stderr] warning: value assigned to `sqrt_of_i` is never read
Dec 18 05:08:36.205 INFO [stderr]   --> src/main.rs:59:13
Dec 18 05:08:36.205 INFO [stderr]    |
Dec 18 05:08:36.205 INFO [stderr] 59 |     let mut sqrt_of_i = 0.0;
Dec 18 05:08:36.205 INFO [stderr]    |             ^^^^^^^^^
Dec 18 05:08:36.205 INFO [stderr]    |
Dec 18 05:08:36.205 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 18 05:08:36.205 INFO [stderr] 
Dec 18 05:08:36.225 INFO [stderr] warning: variable does not need to be mutable
Dec 18 05:08:36.225 INFO [stderr]   --> src/main.rs:31:21
Dec 18 05:08:36.225 INFO [stderr]    |
Dec 18 05:08:36.225 INFO [stderr] 31 |                 let mut number;
Dec 18 05:08:36.225 INFO [stderr]    |                     ----^^^^^^
Dec 18 05:08:36.225 INFO [stderr]    |                     |
Dec 18 05:08:36.225 INFO [stderr]    |                     help: remove this `mut`
Dec 18 05:08:36.225 INFO [stderr]    |
Dec 18 05:08:36.225 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 05:08:36.225 INFO [stderr] 
Dec 18 05:08:36.225 INFO [stderr] warning: variable does not need to be mutable
Dec 18 05:08:36.225 INFO [stderr]  --> src/main.rs:9:9
Dec 18 05:08:36.225 INFO [stderr]   |
Dec 18 05:08:36.225 INFO [stderr] 9 |     let mut first_number_tryhard_number: Vec<u32> = Vec::new();
Dec 18 05:08:36.225 INFO [stderr]   |         ----^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:08:36.225 INFO [stderr]   |         |
Dec 18 05:08:36.225 INFO [stderr]   |         help: remove this `mut`
Dec 18 05:08:36.225 INFO [stderr] 
Dec 18 05:08:36.225 INFO [stderr] warning: variable does not need to be mutable
Dec 18 05:08:36.225 INFO [stderr]   --> src/main.rs:15:9
Dec 18 05:08:36.225 INFO [stderr]    |
Dec 18 05:08:36.225 INFO [stderr] 15 |     let mut first_number_checked: Vec<u32> = Vec::new();
Dec 18 05:08:36.225 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^^^^^
Dec 18 05:08:36.225 INFO [stderr]    |         |
Dec 18 05:08:36.225 INFO [stderr]    |         help: remove this `mut`
Dec 18 05:08:36.225 INFO [stderr] 
Dec 18 05:08:36.268 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
Dec 18 05:08:37.204 INFO running `"docker" "inspect" "1501b4614069f31a9075bb8f68a25529e02e458d4f9ade3117273fc9127ec943"`
Dec 18 05:08:37.480 INFO running `"docker" "rm" "-f" "1501b4614069f31a9075bb8f68a25529e02e458d4f9ade3117273fc9127ec943"`
Dec 18 05:08:37.924 INFO [stdout] 1501b4614069f31a9075bb8f68a25529e02e458d4f9ade3117273fc9127ec943