Dec 11 10:07:28.449 INFO checking saulshanabrook/graph-computation-play against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 10:07:28.449 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 11 10:07:28.864 INFO [stdout] 91743c104870953ccfe516acb47709e2b706a27cad8974d00228cc6a81438070
Dec 11 10:07:28.868 INFO running `"docker" "start" "-a" "91743c104870953ccfe516acb47709e2b706a27cad8974d00228cc6a81438070"`
Dec 11 10:07:30.186 INFO [stderr] usermod: no changes
Dec 11 10:07:30.264 INFO [stderr]     Checking rand v0.3.17
Dec 11 10:07:31.856 INFO [stderr]     Checking graph-computation-play v0.1.0 (/source)
Dec 11 10:07:32.198 INFO [stderr] warning: constant item is never used: `POP_SIZE`
Dec 11 10:07:32.198 INFO [stderr]   --> main.rs:51:1
Dec 11 10:07:32.198 INFO [stderr]    |
Dec 11 10:07:32.198 INFO [stderr] 51 | const POP_SIZE: usize = 100;
Dec 11 10:07:32.198 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 10:07:32.198 INFO [stderr]    |
Dec 11 10:07:32.198 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 10:07:32.198 INFO [stderr] 
Dec 11 10:07:32.198 INFO [stderr] warning: type alias is never used: `Genomes`
Dec 11 10:07:32.198 INFO [stderr]   --> main.rs:52:1
Dec 11 10:07:32.198 INFO [stderr]    |
Dec 11 10:07:32.198 INFO [stderr] 52 | type Genomes = [Genome; POP_SIZE];
Dec 11 10:07:32.198 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 10:07:32.198 INFO [stderr] 
Dec 11 10:07:32.198 INFO [stderr] warning: type alias is never used: `Errors`
Dec 11 10:07:32.198 INFO [stderr]   --> main.rs:53:1
Dec 11 10:07:32.198 INFO [stderr]    |
Dec 11 10:07:32.198 INFO [stderr] 53 | type Errors = [Error; POP_SIZE];
Dec 11 10:07:32.198 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 10:07:32.198 INFO [stderr] 
Dec 11 10:07:32.198 INFO [stderr] warning: function is never used: `errors_from_genomes`
Dec 11 10:07:32.198 INFO [stderr]   --> main.rs:55:1
Dec 11 10:07:32.198 INFO [stderr]    |
Dec 11 10:07:32.198 INFO [stderr] 55 | fn errors_from_genomes(genomes: Genomes) -> Errors {
Dec 11 10:07:32.198 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 10:07:32.198 INFO [stderr] 
Dec 11 10:07:32.198 INFO [stderr] warning: struct is never constructed: `Population`
Dec 11 10:07:32.198 INFO [stderr]   --> main.rs:62:1
Dec 11 10:07:32.198 INFO [stderr]    |
Dec 11 10:07:32.198 INFO [stderr] 62 | struct Population {
Dec 11 10:07:32.198 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 11 10:07:32.198 INFO [stderr] 
Dec 11 10:07:32.198 INFO [stderr] warning: function is never used: `population_from_genomes`
Dec 11 10:07:32.198 INFO [stderr]   --> main.rs:67:1
Dec 11 10:07:32.198 INFO [stderr]    |
Dec 11 10:07:32.198 INFO [stderr] 67 | fn population_from_genomes(genomes: Genomes) -> Population {
Dec 11 10:07:32.198 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 10:07:32.198 INFO [stderr] 
Dec 11 10:07:32.198 INFO [stderr] warning: function is never used: `initial_population`
Dec 11 10:07:32.198 INFO [stderr]   --> main.rs:74:1
Dec 11 10:07:32.198 INFO [stderr]    |
Dec 11 10:07:32.198 INFO [stderr] 74 | fn initial_population<R: Rng>(random_gene: &Range<Gene>, rng: &mut R) -> Population {
Dec 11 10:07:32.198 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 10:07:32.198 INFO [stderr] 
Dec 11 10:07:32.257 INFO [stderr] warning: constant item is never used: `POP_SIZE`
Dec 11 10:07:32.257 INFO [stderr]   --> main.rs:51:1
Dec 11 10:07:32.257 INFO [stderr]    |
Dec 11 10:07:32.257 INFO [stderr] 51 | const POP_SIZE: usize = 100;
Dec 11 10:07:32.257 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 10:07:32.257 INFO [stderr]    |
Dec 11 10:07:32.257 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 10:07:32.258 INFO [stderr] 
Dec 11 10:07:32.258 INFO [stderr] warning: type alias is never used: `Genomes`
Dec 11 10:07:32.258 INFO [stderr]   --> main.rs:52:1
Dec 11 10:07:32.258 INFO [stderr]    |
Dec 11 10:07:32.258 INFO [stderr] 52 | type Genomes = [Genome; POP_SIZE];
Dec 11 10:07:32.258 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 10:07:32.258 INFO [stderr] 
Dec 11 10:07:32.258 INFO [stderr] warning: type alias is never used: `Errors`
Dec 11 10:07:32.258 INFO [stderr]   --> main.rs:53:1
Dec 11 10:07:32.258 INFO [stderr]    |
Dec 11 10:07:32.258 INFO [stderr] 53 | type Errors = [Error; POP_SIZE];
Dec 11 10:07:32.258 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 10:07:32.258 INFO [stderr] 
Dec 11 10:07:32.258 INFO [stderr] warning: function is never used: `errors_from_genomes`
Dec 11 10:07:32.258 INFO [stderr]   --> main.rs:55:1
Dec 11 10:07:32.258 INFO [stderr]    |
Dec 11 10:07:32.258 INFO [stderr] 55 | fn errors_from_genomes(genomes: Genomes) -> Errors {
Dec 11 10:07:32.258 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 10:07:32.258 INFO [stderr] 
Dec 11 10:07:32.258 INFO [stderr] warning: struct is never constructed: `Population`
Dec 11 10:07:32.258 INFO [stderr]   --> main.rs:62:1
Dec 11 10:07:32.258 INFO [stderr]    |
Dec 11 10:07:32.258 INFO [stderr] 62 | struct Population {
Dec 11 10:07:32.258 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 11 10:07:32.258 INFO [stderr] 
Dec 11 10:07:32.258 INFO [stderr] warning: function is never used: `population_from_genomes`
Dec 11 10:07:32.258 INFO [stderr]   --> main.rs:67:1
Dec 11 10:07:32.258 INFO [stderr]    |
Dec 11 10:07:32.258 INFO [stderr] 67 | fn population_from_genomes(genomes: Genomes) -> Population {
Dec 11 10:07:32.258 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 10:07:32.258 INFO [stderr] 
Dec 11 10:07:32.258 INFO [stderr] warning: function is never used: `initial_population`
Dec 11 10:07:32.258 INFO [stderr]   --> main.rs:74:1
Dec 11 10:07:32.258 INFO [stderr]    |
Dec 11 10:07:32.258 INFO [stderr] 74 | fn initial_population<R: Rng>(random_gene: &Range<Gene>, rng: &mut R) -> Population {
Dec 11 10:07:32.258 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 10:07:32.258 INFO [stderr] 
Dec 11 10:07:32.275 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.06s
Dec 11 10:07:32.279 INFO [stderr] su: No module specific data is present
Dec 11 10:07:32.912 INFO running `"docker" "inspect" "91743c104870953ccfe516acb47709e2b706a27cad8974d00228cc6a81438070"`
Dec 11 10:07:33.226 INFO running `"docker" "rm" "-f" "91743c104870953ccfe516acb47709e2b706a27cad8974d00228cc6a81438070"`
Dec 11 10:07:33.464 INFO [stdout] 91743c104870953ccfe516acb47709e2b706a27cad8974d00228cc6a81438070