Dec 15 13:49:30.535 INFO testing genetic-0.2.1 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 15 13:49:30.535 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 15 13:49:30.952 INFO [stdout] 23c4ccc9c3b33a8ba8e49dafdff73f2f8c09f0e9cd4d39dea63ca37a05b4e360
Dec 15 13:49:30.967 INFO running `"docker" "start" "-a" "23c4ccc9c3b33a8ba8e49dafdff73f2f8c09f0e9cd4d39dea63ca37a05b4e360"`
Dec 15 13:49:32.015 INFO [stderr] usermod: no changes
Dec 15 13:49:32.063 INFO [stderr]    Compiling genetic v0.2.1 (/source)
Dec 15 13:49:32.783 INFO [stderr] warning: unused import: `universe::Universe`
Dec 15 13:49:32.783 INFO [stderr]   --> src/lib.rs:23:5
Dec 15 13:49:32.783 INFO [stderr]    |
Dec 15 13:49:32.783 INFO [stderr] 23 | use universe::Universe;
Dec 15 13:49:32.783 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 15 13:49:32.783 INFO [stderr]    |
Dec 15 13:49:32.783 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 15 13:49:32.783 INFO [stderr] 
Dec 15 13:49:32.827 INFO [stderr] warning: unused variable: `mutation_rate`
Dec 15 13:49:32.827 INFO [stderr]   --> src/lib.rs:63:23
Dec 15 13:49:32.827 INFO [stderr]    |
Dec 15 13:49:32.827 INFO [stderr] 63 |     fn mutate(&mut self, mutation_rate: f32) {
Dec 15 13:49:32.827 INFO [stderr]    |                          ^^^^^^^^^^^^^ help: consider using `_mutation_rate` instead
Dec 15 13:49:32.827 INFO [stderr]    |
Dec 15 13:49:32.827 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 15 13:49:32.827 INFO [stderr] 
Dec 15 13:49:32.827 INFO [stderr] warning: unused variable: `population`
Dec 15 13:49:32.827 INFO [stderr]    --> src/lib.rs:131:28
Dec 15 13:49:32.827 INFO [stderr]     |
Dec 15 13:49:32.827 INFO [stderr] 131 |     fn measure_fitness(&self, population: &mut Vec<LittleAnimal>) {
Dec 15 13:49:32.827 INFO [stderr]     |                               ^^^^^^^^^^ help: consider using `_population` instead
Dec 15 13:49:32.827 INFO [stderr] 
Dec 15 13:49:32.827 INFO [stderr] warning: unused variable: `population`
Dec 15 13:49:32.827 INFO [stderr]    --> src/lib.rs:150:22
Dec 15 13:49:32.827 INFO [stderr]     |
Dec 15 13:49:32.827 INFO [stderr] 150 |     fn reproduce(&self, population: &mut Vec<LittleAnimal>) {
Dec 15 13:49:32.827 INFO [stderr]     |                         ^^^^^^^^^^ help: consider using `_population` instead
Dec 15 13:49:32.827 INFO [stderr] 
Dec 15 13:49:32.839 INFO [stderr] warning: field is never used: `pop_limit`
Dec 15 13:49:32.839 INFO [stderr]   --> src/universe.rs:26:2
Dec 15 13:49:32.839 INFO [stderr]    |
Dec 15 13:49:32.839 INFO [stderr] 26 |     pop_limit: usize,
Dec 15 13:49:32.839 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 15 13:49:32.839 INFO [stderr]    |
Dec 15 13:49:32.839 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 15 13:49:32.839 INFO [stderr] 
Dec 15 13:49:32.839 INFO [stderr] warning: method is never used: `from_genome`
Dec 15 13:49:32.839 INFO [stderr]   --> src/lib.rs:38:2
Dec 15 13:49:32.839 INFO [stderr]    |
Dec 15 13:49:32.839 INFO [stderr] 38 |     pub fn from_genome(genome: &Vec<u8>) -> LittleAnimal {
Dec 15 13:49:32.839 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 13:49:32.847 INFO [stderr] 
Dec 15 13:49:32.847 INFO [stderr] warning: struct is never constructed: `NaturalSelection`
Dec 15 13:49:32.847 INFO [stderr]    --> src/lib.rs:119:1
Dec 15 13:49:32.847 INFO [stderr]     |
Dec 15 13:49:32.847 INFO [stderr] 119 | struct NaturalSelection;
Dec 15 13:49:32.847 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 13:49:32.847 INFO [stderr] 
Dec 15 13:49:32.847 INFO [stderr] warning: method is never used: `new`
Dec 15 13:49:32.847 INFO [stderr]    --> src/lib.rs:123:2
Dec 15 13:49:32.847 INFO [stderr]     |
Dec 15 13:49:32.847 INFO [stderr] 123 |     pub fn new() -> NaturalSelection {
Dec 15 13:49:32.847 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 13:49:32.847 INFO [stderr] 
Dec 15 13:49:32.847 INFO [stderr] warning: struct is never constructed: `NaturalReproduction`
Dec 15 13:49:32.847 INFO [stderr]    --> src/lib.rs:138:1
Dec 15 13:49:32.847 INFO [stderr]     |
Dec 15 13:49:32.847 INFO [stderr] 138 | struct NaturalReproduction;
Dec 15 13:49:32.847 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 13:49:32.847 INFO [stderr] 
Dec 15 13:49:32.847 INFO [stderr] warning: method is never used: `new`
Dec 15 13:49:32.847 INFO [stderr]    --> src/lib.rs:142:2
Dec 15 13:49:32.847 INFO [stderr]     |
Dec 15 13:49:32.847 INFO [stderr] 142 |     pub fn new() -> NaturalReproduction {
Dec 15 13:49:32.847 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 13:49:32.847 INFO [stderr] 
Dec 15 13:49:33.079 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
Dec 15 13:49:33.085 INFO [stderr] su: No module specific data is present
Dec 15 13:49:33.824 INFO running `"docker" "inspect" "23c4ccc9c3b33a8ba8e49dafdff73f2f8c09f0e9cd4d39dea63ca37a05b4e360"`
Dec 15 13:49:34.021 INFO running `"docker" "rm" "-f" "23c4ccc9c3b33a8ba8e49dafdff73f2f8c09f0e9cd4d39dea63ca37a05b4e360"`
Dec 15 13:49:34.390 INFO [stdout] 23c4ccc9c3b33a8ba8e49dafdff73f2f8c09f0e9cd4d39dea63ca37a05b4e360
Dec 15 13:49:34.393 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 15 13:49:34.891 INFO [stdout] dfa333933621cd803a49ababcd032533a295598c7755235734a5ef26143336fd
Dec 15 13:49:34.896 INFO running `"docker" "start" "-a" "dfa333933621cd803a49ababcd032533a295598c7755235734a5ef26143336fd"`
Dec 15 13:49:35.967 INFO [stderr] usermod: no changes
Dec 15 13:49:36.031 INFO [stderr]    Compiling genetic v0.2.1 (/source)
Dec 15 13:49:36.855 INFO [stderr] warning: unused variable: `mutation_rate`
Dec 15 13:49:36.855 INFO [stderr]   --> src/lib.rs:63:23
Dec 15 13:49:36.855 INFO [stderr]    |
Dec 15 13:49:36.855 INFO [stderr] 63 |     fn mutate(&mut self, mutation_rate: f32) {
Dec 15 13:49:36.855 INFO [stderr]    |                          ^^^^^^^^^^^^^ help: consider using `_mutation_rate` instead
Dec 15 13:49:36.855 INFO [stderr]    |
Dec 15 13:49:36.855 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 15 13:49:36.855 INFO [stderr] 
Dec 15 13:49:36.855 INFO [stderr] warning: unused variable: `population`
Dec 15 13:49:36.855 INFO [stderr]    --> src/lib.rs:131:28
Dec 15 13:49:36.855 INFO [stderr]     |
Dec 15 13:49:36.855 INFO [stderr] 131 |     fn measure_fitness(&self, population: &mut Vec<LittleAnimal>) {
Dec 15 13:49:36.855 INFO [stderr]     |                               ^^^^^^^^^^ help: consider using `_population` instead
Dec 15 13:49:36.855 INFO [stderr] 
Dec 15 13:49:36.855 INFO [stderr] warning: unused variable: `population`
Dec 15 13:49:36.855 INFO [stderr]    --> src/lib.rs:150:22
Dec 15 13:49:36.855 INFO [stderr]     |
Dec 15 13:49:36.855 INFO [stderr] 150 |     fn reproduce(&self, population: &mut Vec<LittleAnimal>) {
Dec 15 13:49:36.855 INFO [stderr]     |                         ^^^^^^^^^^ help: consider using `_population` instead
Dec 15 13:49:36.855 INFO [stderr] 
Dec 15 13:49:36.859 INFO [stderr] warning: field is never used: `pop_limit`
Dec 15 13:49:36.859 INFO [stderr]   --> src/universe.rs:26:2
Dec 15 13:49:36.859 INFO [stderr]    |
Dec 15 13:49:36.859 INFO [stderr] 26 |     pop_limit: usize,
Dec 15 13:49:36.859 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 15 13:49:36.859 INFO [stderr]    |
Dec 15 13:49:36.859 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 15 13:49:36.859 INFO [stderr] 
Dec 15 13:49:37.787 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
Dec 15 13:49:37.790 INFO [stderr] su: No module specific data is present
Dec 15 13:49:38.884 INFO running `"docker" "inspect" "dfa333933621cd803a49ababcd032533a295598c7755235734a5ef26143336fd"`
Dec 15 13:49:39.109 INFO running `"docker" "rm" "-f" "dfa333933621cd803a49ababcd032533a295598c7755235734a5ef26143336fd"`
Dec 15 13:49:39.362 INFO [stdout] dfa333933621cd803a49ababcd032533a295598c7755235734a5ef26143336fd
Dec 15 13:49:39.366 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 15 13:49:39.719 INFO [stdout] 460290c22b072ce1a62278e9a5514632fb9b548db58cb4d4ed52c97d70b891f4
Dec 15 13:49:39.723 INFO running `"docker" "start" "-a" "460290c22b072ce1a62278e9a5514632fb9b548db58cb4d4ed52c97d70b891f4"`
Dec 15 13:49:40.916 INFO [stderr] usermod: no changes
Dec 15 13:49:40.963 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 15 13:49:40.983 INFO [stderr]      Running /target/debug/deps/genetic-594d5a09eb99d58a
Dec 15 13:49:40.983 INFO [stdout] 
Dec 15 13:49:40.983 INFO [stdout] running 1 test
Dec 15 13:49:41.115 INFO [stderr]    Doc-tests genetic
Dec 15 13:49:41.115 INFO [stdout] test it_works ... ok
Dec 15 13:49:41.115 INFO [stdout] 
Dec 15 13:49:41.115 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 13:49:41.115 INFO [stdout] 
Dec 15 13:49:42.280 INFO [stdout] 
Dec 15 13:49:42.280 INFO [stdout] running 0 tests
Dec 15 13:49:42.280 INFO [stdout] 
Dec 15 13:49:42.280 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 13:49:42.280 INFO [stdout] 
Dec 15 13:49:42.291 INFO [stderr] su: No module specific data is present
Dec 15 13:49:43.177 INFO running `"docker" "inspect" "460290c22b072ce1a62278e9a5514632fb9b548db58cb4d4ed52c97d70b891f4"`
Dec 15 13:49:43.492 INFO running `"docker" "rm" "-f" "460290c22b072ce1a62278e9a5514632fb9b548db58cb4d4ed52c97d70b891f4"`
Dec 15 13:49:43.876 INFO [stdout] 460290c22b072ce1a62278e9a5514632fb9b548db58cb4d4ed52c97d70b891f4