Dec 06 18:09:43.549 INFO testing vebtrees-0.1.3 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 18:09:43.549 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 18:09:43.914 INFO [stdout] 90c38de98b4c94b6333a1ec71be420d604a9410f1ae30a47db94f59d95e54d37
Dec 06 18:09:43.918 INFO running `"docker" "start" "-a" "90c38de98b4c94b6333a1ec71be420d604a9410f1ae30a47db94f59d95e54d37"`
Dec 06 18:09:45.051 INFO [stderr] usermod: no changes
Dec 06 18:09:45.056 INFO [stderr]    Compiling vebtrees v0.1.3 (/source)
Dec 06 18:09:45.606 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 06 18:09:45.606 INFO [stderr]    --> src/lib.rs:285:61
Dec 06 18:09:45.606 INFO [stderr]     |
Dec 06 18:09:45.606 INFO [stderr] 285 |                                               self.min = Some((first_cluster
Dec 06 18:09:45.612 INFO [stderr]     |  _____________________________________________________________^
Dec 06 18:09:45.612 INFO [stderr] 286 | |                                                             * self.children.len() as T
Dec 06 18:09:45.612 INFO [stderr] 287 | |                                                              + min));
Dec 06 18:09:45.612 INFO [stderr]     | |___________________________________________________________________^
Dec 06 18:09:45.612 INFO [stderr]     |
Dec 06 18:09:45.612 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 06 18:09:45.612 INFO [stderr] help: remove these parentheses
Dec 06 18:09:45.612 INFO [stderr]     |
Dec 06 18:09:45.612 INFO [stderr] 285 |                                             self.min = Some(first_cluster
Dec 06 18:09:45.612 INFO [stderr] 286 |                                                             * self.children.len() as T
Dec 06 18:09:45.612 INFO [stderr] 287 |                                                              + min);
Dec 06 18:09:45.612 INFO [stderr]     |
Dec 06 18:09:45.612 INFO [stderr] 
Dec 06 18:09:45.612 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 06 18:09:45.612 INFO [stderr]    --> src/lib.rs:312:61
Dec 06 18:09:45.612 INFO [stderr]     |
Dec 06 18:09:45.612 INFO [stderr] 312 |                                               self.max = Some((last_cluster
Dec 06 18:09:45.612 INFO [stderr]     |  _____________________________________________________________^
Dec 06 18:09:45.612 INFO [stderr] 313 | |                                                              * self.children.len() as T
Dec 06 18:09:45.612 INFO [stderr] 314 | |                                                              + max));
Dec 06 18:09:45.612 INFO [stderr]     | |___________________________________________________________________^
Dec 06 18:09:45.612 INFO [stderr] help: remove these parentheses
Dec 06 18:09:45.612 INFO [stderr]     |
Dec 06 18:09:45.612 INFO [stderr] 312 |                                             self.max = Some(last_cluster
Dec 06 18:09:45.612 INFO [stderr] 313 |                                                              * self.children.len() as T
Dec 06 18:09:45.612 INFO [stderr] 314 |                                                              + max);
Dec 06 18:09:45.612 INFO [stderr]     |
Dec 06 18:09:45.612 INFO [stderr] 
Dec 06 18:09:45.670 INFO [stderr] warning: unreachable expression
Dec 06 18:09:45.670 INFO [stderr]    --> src/lib.rs:406:25
Dec 06 18:09:45.670 INFO [stderr]     |
Dec 06 18:09:45.671 INFO [stderr] 406 | /                         return match self.children[self.high(value)].search(offset) {
Dec 06 18:09:45.671 INFO [stderr] 407 | |                             Some(n) => {
Dec 06 18:09:45.671 INFO [stderr] 408 | |                                 return Some(n + self.high(value)*self.children.len());
Dec 06 18:09:45.671 INFO [stderr] 409 | |                             },
Dec 06 18:09:45.671 INFO [stderr] ...   |
Dec 06 18:09:45.671 INFO [stderr] 412 | |                             }
Dec 06 18:09:45.671 INFO [stderr] 413 | |                         };
Dec 06 18:09:45.671 INFO [stderr]     | |_________________________^
Dec 06 18:09:45.671 INFO [stderr]     |
Dec 06 18:09:45.671 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 06 18:09:45.671 INFO [stderr] 
Dec 06 18:09:45.671 INFO [stderr] warning: unreachable expression
Dec 06 18:09:45.671 INFO [stderr]    --> src/lib.rs:420:13
Dec 06 18:09:45.671 INFO [stderr]     |
Dec 06 18:09:45.671 INFO [stderr] 420 | /             return match self.children[next_cluster].search(offset) {
Dec 06 18:09:45.671 INFO [stderr] 421 | |                 Some(n) => {
Dec 06 18:09:45.671 INFO [stderr] 422 | |                     return Some(n + next_cluster*self.children.len());
Dec 06 18:09:45.672 INFO [stderr] 423 | |                 },
Dec 06 18:09:45.672 INFO [stderr] ...   |
Dec 06 18:09:45.672 INFO [stderr] 426 | |                 }
Dec 06 18:09:45.672 INFO [stderr] 427 | |             };
Dec 06 18:09:45.672 INFO [stderr]     | |_____________^
Dec 06 18:09:45.672 INFO [stderr] 
Dec 06 18:09:45.674 INFO [stderr] warning: unreachable expression
Dec 06 18:09:45.674 INFO [stderr]    --> src/lib.rs:463:25
Dec 06 18:09:45.674 INFO [stderr]     |
Dec 06 18:09:45.674 INFO [stderr] 463 | /                         return match self.children[self.high(value)].search(offset) {
Dec 06 18:09:45.674 INFO [stderr] 464 | |                             Some(n) => {
Dec 06 18:09:45.674 INFO [stderr] 465 | |                                 return Some(n + self.high(value)*self.children.len());
Dec 06 18:09:45.674 INFO [stderr] 466 | |                             },
Dec 06 18:09:45.674 INFO [stderr] ...   |
Dec 06 18:09:45.674 INFO [stderr] 469 | |                             }
Dec 06 18:09:45.674 INFO [stderr] 470 | |                         };
Dec 06 18:09:45.674 INFO [stderr]     | |_________________________^
Dec 06 18:09:45.674 INFO [stderr] 
Dec 06 18:09:45.675 INFO [stderr] warning: unreachable expression
Dec 06 18:09:45.675 INFO [stderr]    --> src/lib.rs:477:13
Dec 06 18:09:45.675 INFO [stderr]     |
Dec 06 18:09:45.675 INFO [stderr] 477 | /             return match self.children[next_cluster].search(offset) {
Dec 06 18:09:45.675 INFO [stderr] 478 | |                 Some(n) => {
Dec 06 18:09:45.675 INFO [stderr] 479 | |                     return Some(n + next_cluster*self.children.len());
Dec 06 18:09:45.675 INFO [stderr] 480 | |                 },
Dec 06 18:09:45.675 INFO [stderr] ...   |
Dec 06 18:09:45.675 INFO [stderr] 483 | |                 }
Dec 06 18:09:45.675 INFO [stderr] 484 | |             };
Dec 06 18:09:45.675 INFO [stderr]     | |_____________^
Dec 06 18:09:45.675 INFO [stderr] 
Dec 06 18:09:45.681 INFO [stderr] warning: unused variable: `index`
Dec 06 18:09:45.682 INFO [stderr]   --> src/lib.rs:59:17
Dec 06 18:09:45.682 INFO [stderr]    |
Dec 06 18:09:45.682 INFO [stderr] 59 |             for index in 0..self_size {
Dec 06 18:09:45.682 INFO [stderr]    |                 ^^^^^ help: consider using `_index` instead
Dec 06 18:09:45.682 INFO [stderr]    |
Dec 06 18:09:45.682 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 18:09:45.682 INFO [stderr] 
Dec 06 18:09:45.682 INFO [stderr] warning: unused variable: `min_value`
Dec 06 18:09:45.682 INFO [stderr]    --> src/lib.rs:179:22
Dec 06 18:09:45.682 INFO [stderr]     |
Dec 06 18:09:45.682 INFO [stderr] 179 |                 Some(min_value) => (),
Dec 06 18:09:45.682 INFO [stderr]     |                      ^^^^^^^^^ help: consider using `_min_value` instead
Dec 06 18:09:45.682 INFO [stderr] 
Dec 06 18:09:45.682 INFO [stderr] warning: unused variable: `min_val`
Dec 06 18:09:45.682 INFO [stderr]    --> src/lib.rs:384:17
Dec 06 18:09:45.682 INFO [stderr]     |
Dec 06 18:09:45.682 INFO [stderr] 384 |             let min_val = self.min?;
Dec 06 18:09:45.682 INFO [stderr]     |                 ^^^^^^^ help: consider using `_min_val` instead
Dec 06 18:09:45.682 INFO [stderr] 
Dec 06 18:09:45.687 INFO [stderr] warning: variable does not need to be mutable
Dec 06 18:09:45.687 INFO [stderr]   --> src/lib.rs:62:17
Dec 06 18:09:45.687 INFO [stderr]    |
Dec 06 18:09:45.687 INFO [stderr] 62 |             let mut aux = Self::new(pass_size);
Dec 06 18:09:45.687 INFO [stderr]    |                 ----^^^
Dec 06 18:09:45.687 INFO [stderr]    |                 |
Dec 06 18:09:45.687 INFO [stderr]    |                 help: remove this `mut`
Dec 06 18:09:45.687 INFO [stderr]    |
Dec 06 18:09:45.687 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 06 18:09:45.687 INFO [stderr] 
Dec 06 18:09:45.687 INFO [stderr] warning: variable does not need to be mutable
Dec 06 18:09:45.687 INFO [stderr]   --> src/lib.rs:65:13
Dec 06 18:09:45.687 INFO [stderr]    |
Dec 06 18:09:45.687 INFO [stderr] 65 |         let mut tree = VEBTree {
Dec 06 18:09:45.687 INFO [stderr]    |             ----^^^^
Dec 06 18:09:45.687 INFO [stderr]    |             |
Dec 06 18:09:45.687 INFO [stderr]    |             help: remove this `mut`
Dec 06 18:09:45.687 INFO [stderr] 
Dec 06 18:09:46.104 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
Dec 06 18:09:46.112 INFO [stderr] su: No module specific data is present
Dec 06 18:09:46.672 INFO running `"docker" "inspect" "90c38de98b4c94b6333a1ec71be420d604a9410f1ae30a47db94f59d95e54d37"`
Dec 06 18:09:46.934 INFO running `"docker" "rm" "-f" "90c38de98b4c94b6333a1ec71be420d604a9410f1ae30a47db94f59d95e54d37"`
Dec 06 18:09:47.247 INFO [stdout] 90c38de98b4c94b6333a1ec71be420d604a9410f1ae30a47db94f59d95e54d37
Dec 06 18:09:47.250 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 18:09:47.740 INFO [stdout] 84f9c143ba528528f223eb83b48b4ec74e67f97b9bb7de6c7a8701bc2f3d64d9
Dec 06 18:09:47.748 INFO running `"docker" "start" "-a" "84f9c143ba528528f223eb83b48b4ec74e67f97b9bb7de6c7a8701bc2f3d64d9"`
Dec 06 18:09:49.026 INFO [stderr] usermod: no changes
Dec 06 18:09:49.072 INFO [stderr]    Compiling vebtrees v0.1.3 (/source)
Dec 06 18:09:49.616 INFO [stderr] warning: unused imports: `Duration`, `Instant`
Dec 06 18:09:49.616 INFO [stderr]  --> src/tests.rs:3:17
Dec 06 18:09:49.616 INFO [stderr]   |
Dec 06 18:09:49.616 INFO [stderr] 3 | use std::time::{Instant, Duration};
Dec 06 18:09:49.616 INFO [stderr]   |                 ^^^^^^^  ^^^^^^^^
Dec 06 18:09:49.616 INFO [stderr]   |
Dec 06 18:09:49.616 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 18:09:49.616 INFO [stderr] 
Dec 06 18:09:49.616 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 06 18:09:49.616 INFO [stderr]  --> src/test_asymptotes.rs:9:14
Dec 06 18:09:49.616 INFO [stderr]   |
Dec 06 18:09:49.616 INFO [stderr] 9 |     for i in (0..num_runs) {
Dec 06 18:09:49.616 INFO [stderr]   |              ^^^^^^^^^^^^^ help: remove these parentheses
Dec 06 18:09:49.617 INFO [stderr]   |
Dec 06 18:09:49.617 INFO [stderr]   = note: #[warn(unused_parens)] on by default
Dec 06 18:09:49.617 INFO [stderr] 
Dec 06 18:09:49.617 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 06 18:09:49.617 INFO [stderr]   --> src/test_asymptotes.rs:39:14
Dec 06 18:09:49.617 INFO [stderr]    |
Dec 06 18:09:49.617 INFO [stderr] 39 |     for i in (0..num_runs) {
Dec 06 18:09:49.617 INFO [stderr]    |              ^^^^^^^^^^^^^ help: remove these parentheses
Dec 06 18:09:49.617 INFO [stderr] 
Dec 06 18:09:49.617 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 06 18:09:49.617 INFO [stderr]   --> src/test_asymptotes.rs:74:14
Dec 06 18:09:49.617 INFO [stderr]    |
Dec 06 18:09:49.617 INFO [stderr] 74 |     for i in (0..num_runs) {
Dec 06 18:09:49.617 INFO [stderr]    |              ^^^^^^^^^^^^^ help: remove these parentheses
Dec 06 18:09:49.617 INFO [stderr] 
Dec 06 18:09:49.617 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 06 18:09:49.617 INFO [stderr]    --> src/test_asymptotes.rs:108:14
Dec 06 18:09:49.617 INFO [stderr]     |
Dec 06 18:09:49.617 INFO [stderr] 108 |     for i in (0..num_runs) {
Dec 06 18:09:49.617 INFO [stderr]     |              ^^^^^^^^^^^^^ help: remove these parentheses
Dec 06 18:09:49.617 INFO [stderr] 
Dec 06 18:09:49.617 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 06 18:09:49.617 INFO [stderr]    --> src/lib.rs:285:61
Dec 06 18:09:49.617 INFO [stderr]     |
Dec 06 18:09:49.617 INFO [stderr] 285 |                                               self.min = Some((first_cluster
Dec 06 18:09:49.617 INFO [stderr]     |  _____________________________________________________________^
Dec 06 18:09:49.617 INFO [stderr] 286 | |                                                             * self.children.len() as T
Dec 06 18:09:49.617 INFO [stderr] 287 | |                                                              + min));
Dec 06 18:09:49.617 INFO [stderr]     | |___________________________________________________________________^
Dec 06 18:09:49.617 INFO [stderr] help: remove these parentheses
Dec 06 18:09:49.617 INFO [stderr]     |
Dec 06 18:09:49.617 INFO [stderr] 285 |                                             self.min = Some(first_cluster
Dec 06 18:09:49.617 INFO [stderr] 286 |                                                             * self.children.len() as T
Dec 06 18:09:49.617 INFO [stderr] 287 |                                                              + min);
Dec 06 18:09:49.617 INFO [stderr]     |
Dec 06 18:09:49.617 INFO [stderr] 
Dec 06 18:09:49.617 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 06 18:09:49.617 INFO [stderr]    --> src/lib.rs:312:61
Dec 06 18:09:49.617 INFO [stderr]     |
Dec 06 18:09:49.617 INFO [stderr] 312 |                                               self.max = Some((last_cluster
Dec 06 18:09:49.617 INFO [stderr]     |  _____________________________________________________________^
Dec 06 18:09:49.617 INFO [stderr] 313 | |                                                              * self.children.len() as T
Dec 06 18:09:49.617 INFO [stderr] 314 | |                                                              + max));
Dec 06 18:09:49.617 INFO [stderr]     | |___________________________________________________________________^
Dec 06 18:09:49.617 INFO [stderr] help: remove these parentheses
Dec 06 18:09:49.617 INFO [stderr]     |
Dec 06 18:09:49.617 INFO [stderr] 312 |                                             self.max = Some(last_cluster
Dec 06 18:09:49.617 INFO [stderr] 313 |                                                              * self.children.len() as T
Dec 06 18:09:49.617 INFO [stderr] 314 |                                                              + max);
Dec 06 18:09:49.617 INFO [stderr]     |
Dec 06 18:09:49.617 INFO [stderr] 
Dec 06 18:09:49.688 INFO [stderr] warning: unreachable expression
Dec 06 18:09:49.688 INFO [stderr]    --> src/lib.rs:406:25
Dec 06 18:09:49.688 INFO [stderr]     |
Dec 06 18:09:49.688 INFO [stderr] 406 | /                         return match self.children[self.high(value)].search(offset) {
Dec 06 18:09:49.688 INFO [stderr] 407 | |                             Some(n) => {
Dec 06 18:09:49.688 INFO [stderr] 408 | |                                 return Some(n + self.high(value)*self.children.len());
Dec 06 18:09:49.688 INFO [stderr] 409 | |                             },
Dec 06 18:09:49.688 INFO [stderr] ...   |
Dec 06 18:09:49.688 INFO [stderr] 412 | |                             }
Dec 06 18:09:49.688 INFO [stderr] 413 | |                         };
Dec 06 18:09:49.688 INFO [stderr]     | |_________________________^
Dec 06 18:09:49.688 INFO [stderr]     |
Dec 06 18:09:49.688 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 06 18:09:49.688 INFO [stderr] 
Dec 06 18:09:49.689 INFO [stderr] warning: unreachable expression
Dec 06 18:09:49.689 INFO [stderr]    --> src/lib.rs:420:13
Dec 06 18:09:49.689 INFO [stderr]     |
Dec 06 18:09:49.689 INFO [stderr] 420 | /             return match self.children[next_cluster].search(offset) {
Dec 06 18:09:49.689 INFO [stderr] 421 | |                 Some(n) => {
Dec 06 18:09:49.689 INFO [stderr] 422 | |                     return Some(n + next_cluster*self.children.len());
Dec 06 18:09:49.689 INFO [stderr] 423 | |                 },
Dec 06 18:09:49.689 INFO [stderr] ...   |
Dec 06 18:09:49.689 INFO [stderr] 426 | |                 }
Dec 06 18:09:49.689 INFO [stderr] 427 | |             };
Dec 06 18:09:49.689 INFO [stderr]     | |_____________^
Dec 06 18:09:49.689 INFO [stderr] 
Dec 06 18:09:49.693 INFO [stderr] warning: unreachable expression
Dec 06 18:09:49.702 INFO [stderr]    --> src/lib.rs:463:25
Dec 06 18:09:49.702 INFO [stderr]     |
Dec 06 18:09:49.702 INFO [stderr] 463 | /                         return match self.children[self.high(value)].search(offset) {
Dec 06 18:09:49.702 INFO [stderr] 464 | |                             Some(n) => {
Dec 06 18:09:49.702 INFO [stderr] 465 | |                                 return Some(n + self.high(value)*self.children.len());
Dec 06 18:09:49.702 INFO [stderr] 466 | |                             },
Dec 06 18:09:49.702 INFO [stderr] ...   |
Dec 06 18:09:49.702 INFO [stderr] 469 | |                             }
Dec 06 18:09:49.702 INFO [stderr] 470 | |                         };
Dec 06 18:09:49.702 INFO [stderr]     | |_________________________^
Dec 06 18:09:49.702 INFO [stderr] 
Dec 06 18:09:49.702 INFO [stderr] warning: unreachable expression
Dec 06 18:09:49.702 INFO [stderr]    --> src/lib.rs:477:13
Dec 06 18:09:49.702 INFO [stderr]     |
Dec 06 18:09:49.702 INFO [stderr] 477 | /             return match self.children[next_cluster].search(offset) {
Dec 06 18:09:49.702 INFO [stderr] 478 | |                 Some(n) => {
Dec 06 18:09:49.702 INFO [stderr] 479 | |                     return Some(n + next_cluster*self.children.len());
Dec 06 18:09:49.702 INFO [stderr] 480 | |                 },
Dec 06 18:09:49.702 INFO [stderr] ...   |
Dec 06 18:09:49.702 INFO [stderr] 483 | |                 }
Dec 06 18:09:49.702 INFO [stderr] 484 | |             };
Dec 06 18:09:49.702 INFO [stderr]     | |_____________^
Dec 06 18:09:49.702 INFO [stderr] 
Dec 06 18:09:49.774 INFO [stderr] warning: unused variable: `index`
Dec 06 18:09:49.774 INFO [stderr]   --> src/lib.rs:59:17
Dec 06 18:09:49.774 INFO [stderr]    |
Dec 06 18:09:49.774 INFO [stderr] 59 |             for index in 0..self_size {
Dec 06 18:09:49.774 INFO [stderr]    |                 ^^^^^ help: consider using `_index` instead
Dec 06 18:09:49.774 INFO [stderr]    |
Dec 06 18:09:49.774 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 18:09:49.774 INFO [stderr] 
Dec 06 18:09:49.774 INFO [stderr] warning: unused variable: `min_value`
Dec 06 18:09:49.774 INFO [stderr]    --> src/lib.rs:179:22
Dec 06 18:09:49.774 INFO [stderr]     |
Dec 06 18:09:49.774 INFO [stderr] 179 |                 Some(min_value) => (),
Dec 06 18:09:49.774 INFO [stderr]     |                      ^^^^^^^^^ help: consider using `_min_value` instead
Dec 06 18:09:49.774 INFO [stderr] 
Dec 06 18:09:49.774 INFO [stderr] warning: unused variable: `min_val`
Dec 06 18:09:49.774 INFO [stderr]    --> src/lib.rs:384:17
Dec 06 18:09:49.774 INFO [stderr]     |
Dec 06 18:09:49.774 INFO [stderr] 384 |             let min_val = self.min?;
Dec 06 18:09:49.774 INFO [stderr]     |                 ^^^^^^^ help: consider using `_min_val` instead
Dec 06 18:09:49.774 INFO [stderr] 
Dec 06 18:09:49.783 INFO [stderr] warning: variable does not need to be mutable
Dec 06 18:09:49.783 INFO [stderr]   --> src/lib.rs:62:17
Dec 06 18:09:49.783 INFO [stderr]    |
Dec 06 18:09:49.783 INFO [stderr] 62 |             let mut aux = Self::new(pass_size);
Dec 06 18:09:49.783 INFO [stderr]    |                 ----^^^
Dec 06 18:09:49.783 INFO [stderr]    |                 |
Dec 06 18:09:49.783 INFO [stderr]    |                 help: remove this `mut`
Dec 06 18:09:49.783 INFO [stderr]    |
Dec 06 18:09:49.783 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 06 18:09:49.783 INFO [stderr] 
Dec 06 18:09:49.783 INFO [stderr] warning: variable does not need to be mutable
Dec 06 18:09:49.783 INFO [stderr]   --> src/lib.rs:65:13
Dec 06 18:09:49.783 INFO [stderr]    |
Dec 06 18:09:49.783 INFO [stderr] 65 |         let mut tree = VEBTree {
Dec 06 18:09:49.783 INFO [stderr]    |             ----^^^^
Dec 06 18:09:49.783 INFO [stderr]    |             |
Dec 06 18:09:49.783 INFO [stderr]    |             help: remove this `mut`
Dec 06 18:09:49.783 INFO [stderr] 
Dec 06 18:09:49.805 INFO [stderr] warning: variable does not need to be mutable
Dec 06 18:09:49.805 INFO [stderr]   --> src/tests.rs:40:9
Dec 06 18:09:49.805 INFO [stderr]    |
Dec 06 18:09:49.805 INFO [stderr] 40 |     let mut reference_tree = VEBTree::new(16);
Dec 06 18:09:49.805 INFO [stderr]    |         ----^^^^^^^^^^^^^^
Dec 06 18:09:49.805 INFO [stderr]    |         |
Dec 06 18:09:49.805 INFO [stderr]    |         help: remove this `mut`
Dec 06 18:09:49.805 INFO [stderr] 
Dec 06 18:09:50.636 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.58s
Dec 06 18:09:50.640 INFO [stderr] su: No module specific data is present
Dec 06 18:09:51.090 INFO running `"docker" "inspect" "84f9c143ba528528f223eb83b48b4ec74e67f97b9bb7de6c7a8701bc2f3d64d9"`
Dec 06 18:09:51.300 INFO running `"docker" "rm" "-f" "84f9c143ba528528f223eb83b48b4ec74e67f97b9bb7de6c7a8701bc2f3d64d9"`
Dec 06 18:09:51.538 INFO [stdout] 84f9c143ba528528f223eb83b48b4ec74e67f97b9bb7de6c7a8701bc2f3d64d9
Dec 06 18:09:51.542 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 18:09:52.026 INFO [stdout] c1515aee9abb02ec6e77bc5ccf9cc3d8b492272dd8a8b3699a82aad45cdd05dc
Dec 06 18:09:52.027 INFO running `"docker" "start" "-a" "c1515aee9abb02ec6e77bc5ccf9cc3d8b492272dd8a8b3699a82aad45cdd05dc"`
Dec 06 18:09:53.539 INFO [stderr] usermod: no changes
Dec 06 18:09:53.585 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 06 18:09:53.592 INFO [stderr]      Running /target/debug/deps/vebtrees-f28e7a8328a179f3
Dec 06 18:09:53.598 INFO [stdout] 
Dec 06 18:09:53.598 INFO [stdout] running 12 tests
Dec 06 18:09:53.644 INFO [stdout] test tests::test_contains_correctness ... ok
Dec 06 18:09:53.644 INFO [stdout] test tests::test_findnext_correctness ... ok
Dec 06 18:09:53.676 INFO [stdout] test tests::test_findprev_correctness ... ok
Dec 06 18:09:53.676 INFO [stdout] test tests::test_insert_and_delete_correctness ... ok
Dec 06 18:09:53.676 INFO [stdout] test tests::test_insert_and_delete_correctness_odd ... ok
Dec 06 18:09:53.700 INFO [stdout] test tests::test_minimum_correctness ... ok
Dec 06 18:09:53.720 INFO [stdout] test tests::test_search_correctness ... ok
Dec 06 18:09:53.720 INFO [stdout] test tests::test_maximum_correctness ... ok
Dec 06 18:09:54.548 INFO [stdout] test test_asymptotes::test_findprev_asymptote ... ok
Dec 06 18:09:54.738 INFO [stdout] test test_asymptotes::test_insert_asymptote ... ok
Dec 06 18:09:54.816 INFO [stdout] test test_asymptotes::test_findnext_asymptote ... ok
Dec 06 18:09:55.020 INFO [stdout] test test_asymptotes::test_delete_asymptote ... ok
Dec 06 18:09:55.020 INFO [stdout] 
Dec 06 18:09:55.020 INFO [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 18:09:55.020 INFO [stdout] 
Dec 06 18:09:55.040 INFO [stderr]    Doc-tests vebtrees
Dec 06 18:09:55.796 INFO [stdout] 
Dec 06 18:09:55.796 INFO [stdout] running 0 tests
Dec 06 18:09:55.796 INFO [stdout] 
Dec 06 18:09:55.796 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 18:09:55.796 INFO [stdout] 
Dec 06 18:09:55.801 INFO [stderr] su: No module specific data is present
Dec 06 18:09:56.277 INFO running `"docker" "inspect" "c1515aee9abb02ec6e77bc5ccf9cc3d8b492272dd8a8b3699a82aad45cdd05dc"`
Dec 06 18:09:56.534 INFO running `"docker" "rm" "-f" "c1515aee9abb02ec6e77bc5ccf9cc3d8b492272dd8a8b3699a82aad45cdd05dc"`
Dec 06 18:09:56.720 INFO [stdout] c1515aee9abb02ec6e77bc5ccf9cc3d8b492272dd8a8b3699a82aad45cdd05dc