Dec 05 13:26:33.564 INFO checking genetic-0.2.1 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 13:26:33.564 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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"`
Dec 05 13:26:34.034 INFO [stdout] f56ee484c1327b2d3443b7d4f6dc9ab89795bd12acf62202e3d6bd65e09b6d24
Dec 05 13:26:34.036 INFO running `"docker" "start" "-a" "f56ee484c1327b2d3443b7d4f6dc9ab89795bd12acf62202e3d6bd65e09b6d24"`
Dec 05 13:26:36.379 INFO [stderr] usermod: no changes
Dec 05 13:26:36.475 INFO [stderr]     Checking genetic v0.2.1 (/source)
Dec 05 13:26:37.547 INFO [stderr] warning: unused import: `universe::Universe`
Dec 05 13:26:37.547 INFO [stderr]   --> src/lib.rs:23:5
Dec 05 13:26:37.547 INFO [stderr]    |
Dec 05 13:26:37.547 INFO [stderr] 23 | use universe::Universe;
Dec 05 13:26:37.547 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 05 13:26:37.547 INFO [stderr]    |
Dec 05 13:26:37.547 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 05 13:26:37.547 INFO [stderr] 
Dec 05 13:26:37.652 INFO [stderr] warning: unused variable: `mutation_rate`
Dec 05 13:26:37.652 INFO [stderr]   --> src/lib.rs:63:23
Dec 05 13:26:37.652 INFO [stderr]    |
Dec 05 13:26:37.652 INFO [stderr] 63 |     fn mutate(&mut self, mutation_rate: f32) {
Dec 05 13:26:37.652 INFO [stderr]    |                          ^^^^^^^^^^^^^ help: consider using `_mutation_rate` instead
Dec 05 13:26:37.653 INFO [stderr]    |
Dec 05 13:26:37.653 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 13:26:37.653 INFO [stderr] 
Dec 05 13:26:37.654 INFO [stderr] warning: unused variable: `population`
Dec 05 13:26:37.654 INFO [stderr]    --> src/lib.rs:131:28
Dec 05 13:26:37.654 INFO [stderr]     |
Dec 05 13:26:37.654 INFO [stderr] 131 |     fn measure_fitness(&self, population: &mut Vec<LittleAnimal>) {
Dec 05 13:26:37.654 INFO [stderr]     |                               ^^^^^^^^^^ help: consider using `_population` instead
Dec 05 13:26:37.655 INFO [stderr] 
Dec 05 13:26:37.655 INFO [stderr] warning: unused variable: `population`
Dec 05 13:26:37.655 INFO [stderr]    --> src/lib.rs:150:22
Dec 05 13:26:37.655 INFO [stderr]     |
Dec 05 13:26:37.656 INFO [stderr] 150 |     fn reproduce(&self, population: &mut Vec<LittleAnimal>) {
Dec 05 13:26:37.656 INFO [stderr]     |                         ^^^^^^^^^^ help: consider using `_population` instead
Dec 05 13:26:37.656 INFO [stderr] 
Dec 05 13:26:37.677 INFO [stderr] warning: field is never used: `pop_limit`
Dec 05 13:26:37.677 INFO [stderr]   --> src/universe.rs:26:2
Dec 05 13:26:37.678 INFO [stderr]    |
Dec 05 13:26:37.678 INFO [stderr] 26 |     pop_limit: usize,
Dec 05 13:26:37.678 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 05 13:26:37.679 INFO [stderr]    |
Dec 05 13:26:37.679 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 13:26:37.679 INFO [stderr] 
Dec 05 13:26:37.687 INFO [stderr] warning: method is never used: `from_genome`
Dec 05 13:26:37.687 INFO [stderr]   --> src/lib.rs:38:2
Dec 05 13:26:37.687 INFO [stderr]    |
Dec 05 13:26:37.688 INFO [stderr] 38 |     pub fn from_genome(genome: &Vec<u8>) -> LittleAnimal {
Dec 05 13:26:37.688 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:26:37.688 INFO [stderr] 
Dec 05 13:26:37.688 INFO [stderr] warning: struct is never constructed: `NaturalSelection`
Dec 05 13:26:37.689 INFO [stderr]    --> src/lib.rs:119:1
Dec 05 13:26:37.689 INFO [stderr]     |
Dec 05 13:26:37.689 INFO [stderr] 119 | struct NaturalSelection;
Dec 05 13:26:37.689 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:26:37.689 INFO [stderr] 
Dec 05 13:26:37.690 INFO [stderr] warning: method is never used: `new`
Dec 05 13:26:37.690 INFO [stderr]    --> src/lib.rs:123:2
Dec 05 13:26:37.690 INFO [stderr]     |
Dec 05 13:26:37.691 INFO [stderr] 123 |     pub fn new() -> NaturalSelection {
Dec 05 13:26:37.691 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:26:37.691 INFO [stderr] 
Dec 05 13:26:37.691 INFO [stderr] warning: struct is never constructed: `NaturalReproduction`
Dec 05 13:26:37.691 INFO [stderr]    --> src/lib.rs:138:1
Dec 05 13:26:37.692 INFO [stderr]     |
Dec 05 13:26:37.692 INFO [stderr] 138 | struct NaturalReproduction;
Dec 05 13:26:37.692 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:26:37.692 INFO [stderr] 
Dec 05 13:26:37.693 INFO [stderr] warning: method is never used: `new`
Dec 05 13:26:37.693 INFO [stderr]    --> src/lib.rs:142:2
Dec 05 13:26:37.693 INFO [stderr]     |
Dec 05 13:26:37.693 INFO [stderr] 142 |     pub fn new() -> NaturalReproduction {
Dec 05 13:26:37.693 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:26:37.694 INFO [stderr] 
Dec 05 13:26:37.993 INFO [stderr] warning: unused variable: `mutation_rate`
Dec 05 13:26:37.993 INFO [stderr]   --> src/lib.rs:63:23
Dec 05 13:26:37.993 INFO [stderr]    |
Dec 05 13:26:37.993 INFO [stderr] 63 |     fn mutate(&mut self, mutation_rate: f32) {
Dec 05 13:26:37.994 INFO [stderr]    |                          ^^^^^^^^^^^^^ help: consider using `_mutation_rate` instead
Dec 05 13:26:37.994 INFO [stderr]    |
Dec 05 13:26:37.994 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 13:26:37.994 INFO [stderr] 
Dec 05 13:26:37.995 INFO [stderr] warning: unused variable: `population`
Dec 05 13:26:37.995 INFO [stderr]    --> src/lib.rs:131:28
Dec 05 13:26:37.995 INFO [stderr]     |
Dec 05 13:26:37.995 INFO [stderr] 131 |     fn measure_fitness(&self, population: &mut Vec<LittleAnimal>) {
Dec 05 13:26:37.996 INFO [stderr]     |                               ^^^^^^^^^^ help: consider using `_population` instead
Dec 05 13:26:37.996 INFO [stderr] 
Dec 05 13:26:37.996 INFO [stderr] warning: unused variable: `population`
Dec 05 13:26:37.996 INFO [stderr]    --> src/lib.rs:150:22
Dec 05 13:26:37.996 INFO [stderr]     |
Dec 05 13:26:37.997 INFO [stderr] 150 |     fn reproduce(&self, population: &mut Vec<LittleAnimal>) {
Dec 05 13:26:37.997 INFO [stderr]     |                         ^^^^^^^^^^ help: consider using `_population` instead
Dec 05 13:26:37.997 INFO [stderr] 
Dec 05 13:26:38.015 INFO [stderr] warning: field is never used: `pop_limit`
Dec 05 13:26:38.015 INFO [stderr]   --> src/universe.rs:26:2
Dec 05 13:26:38.015 INFO [stderr]    |
Dec 05 13:26:38.016 INFO [stderr] 26 |     pop_limit: usize,
Dec 05 13:26:38.016 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 05 13:26:38.016 INFO [stderr]    |
Dec 05 13:26:38.016 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 13:26:38.016 INFO [stderr] 
Dec 05 13:26:38.063 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
Dec 05 13:26:38.065 INFO [stderr] su: No module specific data is present
Dec 05 13:26:39.509 INFO running `"docker" "inspect" "f56ee484c1327b2d3443b7d4f6dc9ab89795bd12acf62202e3d6bd65e09b6d24"`
Dec 05 13:26:39.853 INFO running `"docker" "rm" "-f" "f56ee484c1327b2d3443b7d4f6dc9ab89795bd12acf62202e3d6bd65e09b6d24"`
Dec 05 13:26:40.171 INFO [stdout] f56ee484c1327b2d3443b7d4f6dc9ab89795bd12acf62202e3d6bd65e09b6d24