[INFO] crate aristeia 0.2.3 is already in cache
[INFO] testing aristeia-0.2.3 against 1.44.0 for beta-1.45-1
[INFO] extracting crate aristeia 0.2.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate aristeia 0.2.3 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate aristeia 0.2.3
[INFO] finished tweaking crates.io crate aristeia 0.2.3
[INFO] tweaked toml for crates.io crate aristeia 0.2.3 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2d6711fada7e104fcc717c8da30a2adbf69e5f1bafce6c00a1698e0b7b81f668
[INFO] running `"docker" "start" "-a" "2d6711fada7e104fcc717c8da30a2adbf69e5f1bafce6c00a1698e0b7b81f668"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling aristeia v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/operations.rs:138:88
[INFO] [stderr]     |
[INFO] [stderr] 138 |     pub fn run (&self, population: Population<Gene>, data: &Data, score_provider: &mut ScoreProvider<Gene, Data>) -> Population<Gene>
[INFO] [stderr]     |                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ScoreProvider<Gene, Data>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/operations.rs:152:26
[INFO] [stderr]     |
[INFO] [stderr] 152 |     score_provider: &mut ScoreProvider<Gene, Data>
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ScoreProvider<Gene, Data>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/operations.rs:174:26
[INFO] [stderr]     |
[INFO] [stderr] 174 |     score_provider: &mut ScoreProvider<Gene, Data>
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ScoreProvider<Gene, Data>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/operations.rs:230:26
[INFO] [stderr]     |
[INFO] [stderr] 230 |     score_provider: &mut ScoreProvider<Gene, Data>,
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ScoreProvider<Gene, Data>`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/operations.rs:219:13
[INFO] [stderr]     |
[INFO] [stderr] 219 |     for (_, mut agent) in agents {
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "2d6711fada7e104fcc717c8da30a2adbf69e5f1bafce6c00a1698e0b7b81f668"`
[INFO] running `"docker" "rm" "-f" "2d6711fada7e104fcc717c8da30a2adbf69e5f1bafce6c00a1698e0b7b81f668"`
[INFO] [stdout] 2d6711fada7e104fcc717c8da30a2adbf69e5f1bafce6c00a1698e0b7b81f668
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 58ba7530a26e3a93530e8f072be2106bb9cd6793bd8b56b261aa1b6603480ab0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "58ba7530a26e3a93530e8f072be2106bb9cd6793bd8b56b261aa1b6603480ab0"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling aristeia v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/operations.rs:138:88
[INFO] [stderr]     |
[INFO] [stderr] 138 |     pub fn run (&self, population: Population<Gene>, data: &Data, score_provider: &mut ScoreProvider<Gene, Data>) -> Population<Gene>
[INFO] [stderr]     |                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ScoreProvider<Gene, Data>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/operations.rs:152:26
[INFO] [stderr]     |
[INFO] [stderr] 152 |     score_provider: &mut ScoreProvider<Gene, Data>
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ScoreProvider<Gene, Data>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/operations.rs:174:26
[INFO] [stderr]     |
[INFO] [stderr] 174 |     score_provider: &mut ScoreProvider<Gene, Data>
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ScoreProvider<Gene, Data>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/operations.rs:230:26
[INFO] [stderr]     |
[INFO] [stderr] 230 |     score_provider: &mut ScoreProvider<Gene, Data>,
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ScoreProvider<Gene, Data>`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/operations.rs:219:13
[INFO] [stderr]     |
[INFO] [stderr] 219 |     for (_, mut agent) in agents {
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/operations.rs:138:88
[INFO] [stderr]     |
[INFO] [stderr] 138 |     pub fn run (&self, population: Population<Gene>, data: &Data, score_provider: &mut ScoreProvider<Gene, Data>) -> Population<Gene>
[INFO] [stderr]     |                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ScoreProvider<Gene, Data>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/operations.rs:152:26
[INFO] [stderr]     |
[INFO] [stderr] 152 |     score_provider: &mut ScoreProvider<Gene, Data>
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ScoreProvider<Gene, Data>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/operations.rs:174:26
[INFO] [stderr]     |
[INFO] [stderr] 174 |     score_provider: &mut ScoreProvider<Gene, Data>
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ScoreProvider<Gene, Data>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/operations.rs:230:26
[INFO] [stderr]     |
[INFO] [stderr] 230 |     score_provider: &mut ScoreProvider<Gene, Data>,
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ScoreProvider<Gene, Data>`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/operations.rs:219:13
[INFO] [stderr]     |
[INFO] [stderr] 219 |     for (_, mut agent) in agents {
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.65s
[INFO] running `"docker" "inspect" "58ba7530a26e3a93530e8f072be2106bb9cd6793bd8b56b261aa1b6603480ab0"`
[INFO] running `"docker" "rm" "-f" "58ba7530a26e3a93530e8f072be2106bb9cd6793bd8b56b261aa1b6603480ab0"`
[INFO] [stdout] 58ba7530a26e3a93530e8f072be2106bb9cd6793bd8b56b261aa1b6603480ab0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a1c308c8ab91df40231abc98e1157b0b1aecee7895c18e3d1029f343a946cc2d
[INFO] running `"docker" "start" "-a" "a1c308c8ab91df40231abc98e1157b0b1aecee7895c18e3d1029f343a946cc2d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/operations.rs:138:88
[INFO] [stderr]     |
[INFO] [stderr] 138 |     pub fn run (&self, population: Population<Gene>, data: &Data, score_provider: &mut ScoreProvider<Gene, Data>) -> Population<Gene>
[INFO] [stderr]     |                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ScoreProvider<Gene, Data>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/operations.rs:152:26
[INFO] [stderr]     |
[INFO] [stderr] 152 |     score_provider: &mut ScoreProvider<Gene, Data>
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ScoreProvider<Gene, Data>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/operations.rs:174:26
[INFO] [stderr]     |
[INFO] [stderr] 174 |     score_provider: &mut ScoreProvider<Gene, Data>
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ScoreProvider<Gene, Data>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/operations.rs:230:26
[INFO] [stderr]     |
[INFO] [stderr] 230 |     score_provider: &mut ScoreProvider<Gene, Data>,
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ScoreProvider<Gene, Data>`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/operations.rs:219:13
[INFO] [stderr]     |
[INFO] [stderr] 219 |     for (_, mut agent) in agents {
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/operations.rs:138:88
[INFO] [stderr]     |
[INFO] [stderr] 138 |     pub fn run (&self, population: Population<Gene>, data: &Data, score_provider: &mut ScoreProvider<Gene, Data>) -> Population<Gene>
[INFO] [stderr]     |                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ScoreProvider<Gene, Data>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/operations.rs:152:26
[INFO] [stderr]     |
[INFO] [stderr] 152 |     score_provider: &mut ScoreProvider<Gene, Data>
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ScoreProvider<Gene, Data>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/operations.rs:174:26
[INFO] [stderr]     |
[INFO] [stderr] 174 |     score_provider: &mut ScoreProvider<Gene, Data>
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ScoreProvider<Gene, Data>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/operations.rs:230:26
[INFO] [stderr]     |
[INFO] [stderr] 230 |     score_provider: &mut ScoreProvider<Gene, Data>,
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ScoreProvider<Gene, Data>`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/operations.rs:219:13
[INFO] [stderr]     |
[INFO] [stderr] 219 |     for (_, mut agent) in agents {
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/aristeia-bf89483e7fa00587
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test evolution::tests::run_iterations_nothing_to_do ... ok
[INFO] [stdout] test operations::tests::rate_to_number_minimum_preference_less_than_proportion ... ok
[INFO] [stdout] test operations::tests::rate_to_number_minimum_preference_greater_than_population ... ok
[INFO] [stdout] test operations::tests::rate_to_number_population_is_zero ... ok
[INFO] [stdout] test operations::tests::rate_to_number_full_proportion ... ok
[INFO] [stdout] test operations::tests::rate_to_number_minimum_preference_greater_than_proportion ... ok
[INFO] [stdout] test operations::tests::selection_lowest_score_returns_lowest ... ok
[INFO] [stdout] test operations::tests::selection_highest_score_returns_highest ... ok
[INFO] [stdout] test operations::tests::rate_to_number_standard_proportion ... ok
[INFO] [stdout] test population::tests::new_empty ... ok
[INFO] [stdout] test agent::tests::crossover_some_genes_longer_other ... ok
[INFO] [stdout] test population::tests::new_with_true_unique ... ok
[INFO] [stdout] test population::tests::new_with_false_unique ... ok
[INFO] [stdout] test agent::tests::crossover_parents ... ok
[INFO] [stdout] test operations::tests::rate_to_number_rounds_down ... ok
[INFO] [stdout] test agent::tests::new_no_genes ... ok
[INFO] [stdout] test agent::tests::new_with_genes ... ok
[INFO] [stdout] test agent::tests::mutate ... ok
[INFO] [stdout] test agent::tests::crossover_some_genes_shorter_other ... ok
[INFO] [stdout] test agent::tests::crossover_some_genes_same_length_other ... ok
[INFO] [stdout] test operations::tests::selection_random_any_returns_correct_proportion ... ok
[INFO] [stderr]    Doc-tests aristeia
[INFO] [stdout] test population::tests::cull_all_below ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "a1c308c8ab91df40231abc98e1157b0b1aecee7895c18e3d1029f343a946cc2d"`
[INFO] running `"docker" "rm" "-f" "a1c308c8ab91df40231abc98e1157b0b1aecee7895c18e3d1029f343a946cc2d"`
[INFO] [stdout] a1c308c8ab91df40231abc98e1157b0b1aecee7895c18e3d1029f343a946cc2d