[INFO] fetching crate xu 0.2.3... [INFO] testing xu-0.2.3 against master#acb8934fd57b3c2740c4abac0a5728c2c9b1423b for pr-101061-1 [INFO] extracting crate xu 0.2.3 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate xu 0.2.3 on toolchain acb8934fd57b3c2740c4abac0a5728c2c9b1423b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+acb8934fd57b3c2740c4abac0a5728c2c9b1423b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate xu 0.2.3 [INFO] finished tweaking crates.io crate xu 0.2.3 [INFO] tweaked toml for crates.io crate xu 0.2.3 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate crates.io crate xu 0.2.3 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+acb8934fd57b3c2740c4abac0a5728c2c9b1423b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded autocfg v0.1.7 [INFO] [stderr] Downloaded libc v0.2.89 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e92e462e59ac3446a933540fd361ddeb5362c86f92d432d6a560a917a465022e" "/opt/rustwide/cargo-home/bin/cargo" "+acb8934fd57b3c2740c4abac0a5728c2c9b1423b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 98041697b40d36e5c4937831c4d47266b0416346a5b256b2d729bacfceac2785 [INFO] running `Command { std: "docker" "start" "-a" "98041697b40d36e5c4937831c4d47266b0416346a5b256b2d729bacfceac2785", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "98041697b40d36e5c4937831c4d47266b0416346a5b256b2d729bacfceac2785", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "98041697b40d36e5c4937831c4d47266b0416346a5b256b2d729bacfceac2785", kill_on_drop: false }` [INFO] [stdout] 98041697b40d36e5c4937831c4d47266b0416346a5b256b2d729bacfceac2785 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e92e462e59ac3446a933540fd361ddeb5362c86f92d432d6a560a917a465022e" "/opt/rustwide/cargo-home/bin/cargo" "+acb8934fd57b3c2740c4abac0a5728c2c9b1423b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f0fc0b1d90a94b56f3d63ca71d921e92727a1af268a8082b1f3bab6f89ccba85 [INFO] running `Command { std: "docker" "start" "-a" "f0fc0b1d90a94b56f3d63ca71d921e92727a1af268a8082b1f3bab6f89ccba85", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling libc v0.2.89 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling xu v0.2.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:152:26 [INFO] [stdout] | [INFO] [stdout] 152 | score_provider: &mut ScoreProvider [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 152 | score_provider: &mut dyn ScoreProvider [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:174:26 [INFO] [stdout] | [INFO] [stdout] 174 | score_provider: &mut ScoreProvider [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 174 | score_provider: &mut dyn ScoreProvider [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:230:26 [INFO] [stdout] | [INFO] [stdout] 230 | score_provider: &mut ScoreProvider, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 230 | score_provider: &mut dyn ScoreProvider, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:138:88 [INFO] [stdout] | [INFO] [stdout] 138 | pub fn run (&self, population: Population, data: &Data, score_provider: &mut ScoreProvider) -> Population [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 138 | pub fn run (&self, population: Population, data: &Data, score_provider: &mut dyn ScoreProvider) -> Population [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/operations.rs:219:13 [INFO] [stdout] | [INFO] [stdout] 219 | for (_, mut agent) in agents { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.48s [INFO] running `Command { std: "docker" "inspect" "f0fc0b1d90a94b56f3d63ca71d921e92727a1af268a8082b1f3bab6f89ccba85", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0fc0b1d90a94b56f3d63ca71d921e92727a1af268a8082b1f3bab6f89ccba85", kill_on_drop: false }` [INFO] [stdout] f0fc0b1d90a94b56f3d63ca71d921e92727a1af268a8082b1f3bab6f89ccba85 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e92e462e59ac3446a933540fd361ddeb5362c86f92d432d6a560a917a465022e" "/opt/rustwide/cargo-home/bin/cargo" "+acb8934fd57b3c2740c4abac0a5728c2c9b1423b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1a9aa742b0c77b3bd9170d27c840e164783ac20a07063ae4955557fd34fd9eea [INFO] running `Command { std: "docker" "start" "-a" "1a9aa742b0c77b3bd9170d27c840e164783ac20a07063ae4955557fd34fd9eea", kill_on_drop: false }` [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:152:26 [INFO] [stdout] | [INFO] [stdout] 152 | score_provider: &mut ScoreProvider [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 152 | score_provider: &mut dyn ScoreProvider [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:174:26 [INFO] [stdout] | [INFO] [stdout] 174 | score_provider: &mut ScoreProvider [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 174 | score_provider: &mut dyn ScoreProvider [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:230:26 [INFO] [stdout] | [INFO] [stdout] 230 | score_provider: &mut ScoreProvider, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 230 | score_provider: &mut dyn ScoreProvider, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:138:88 [INFO] [stdout] | [INFO] [stdout] 138 | pub fn run (&self, population: Population, data: &Data, score_provider: &mut ScoreProvider) -> Population [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 138 | pub fn run (&self, population: Population, data: &Data, score_provider: &mut dyn ScoreProvider) -> Population [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/operations.rs:219:13 [INFO] [stdout] | [INFO] [stdout] 219 | for (_, mut agent) in agents { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling xu v0.2.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:152:26 [INFO] [stdout] | [INFO] [stdout] 152 | score_provider: &mut ScoreProvider [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 152 | score_provider: &mut dyn ScoreProvider [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:174:26 [INFO] [stdout] | [INFO] [stdout] 174 | score_provider: &mut ScoreProvider [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 174 | score_provider: &mut dyn ScoreProvider [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:230:26 [INFO] [stdout] | [INFO] [stdout] 230 | score_provider: &mut ScoreProvider, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 230 | score_provider: &mut dyn ScoreProvider, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:138:88 [INFO] [stdout] | [INFO] [stdout] 138 | pub fn run (&self, population: Population, data: &Data, score_provider: &mut ScoreProvider) -> Population [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 138 | pub fn run (&self, population: Population, data: &Data, score_provider: &mut dyn ScoreProvider) -> Population [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/operations.rs:219:13 [INFO] [stdout] | [INFO] [stdout] 219 | for (_, mut agent) in agents { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.36s [INFO] running `Command { std: "docker" "inspect" "1a9aa742b0c77b3bd9170d27c840e164783ac20a07063ae4955557fd34fd9eea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a9aa742b0c77b3bd9170d27c840e164783ac20a07063ae4955557fd34fd9eea", kill_on_drop: false }` [INFO] [stdout] 1a9aa742b0c77b3bd9170d27c840e164783ac20a07063ae4955557fd34fd9eea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e92e462e59ac3446a933540fd361ddeb5362c86f92d432d6a560a917a465022e" "/opt/rustwide/cargo-home/bin/cargo" "+acb8934fd57b3c2740c4abac0a5728c2c9b1423b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d9d4be329339a3e47d408b9e188b4410728c7c6dc3eb15cd451abc7fc85429b8 [INFO] running `Command { std: "docker" "start" "-a" "d9d4be329339a3e47d408b9e188b4410728c7c6dc3eb15cd451abc7fc85429b8", kill_on_drop: false }` [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 [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 152 | score_provider: &mut dyn ScoreProvider [INFO] [stderr] | +++ [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 [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 174 | score_provider: &mut dyn ScoreProvider [INFO] [stderr] | +++ [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, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 230 | score_provider: &mut dyn ScoreProvider, [INFO] [stderr] | +++ [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, data: &Data, score_provider: &mut ScoreProvider) -> Population [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 138 | pub fn run (&self, population: Population, data: &Data, score_provider: &mut dyn ScoreProvider) -> Population [INFO] [stderr] | +++ [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: `xu` (lib) generated 5 warnings [INFO] [stderr] warning: `xu` (lib test) generated 5 warnings (5 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/xu-695e74aaa51ae12a) [INFO] [stdout] [INFO] [stdout] running 22 tests [INFO] [stdout] test agent::tests::crossover_parents ... ok [INFO] [stdout] test agent::tests::mutate ... ok [INFO] [stdout] test agent::tests::crossover_some_genes_same_length_other ... ok [INFO] [stdout] test agent::tests::crossover_some_genes_shorter_other ... ok [INFO] [stdout] test agent::tests::new_no_genes ... ok [INFO] [stdout] test agent::tests::crossover_some_genes_longer_other ... ok [INFO] [stdout] test operations::tests::rate_to_number_minimum_preference_less_than_proportion ... ok [INFO] [stdout] test evolution::tests::run_iterations_nothing_to_do ... ok [INFO] [stdout] test operations::tests::rate_to_number_population_is_zero ... ok [INFO] [stdout] test population::tests::new_empty ... ok [INFO] [stdout] test operations::tests::rate_to_number_full_proportion ... ok [INFO] [stdout] test operations::tests::rate_to_number_rounds_down ... ok [INFO] [stdout] test operations::tests::selection_highest_score_returns_highest ... ok [INFO] [stdout] test operations::tests::selection_lowest_score_returns_lowest ... ok [INFO] [stdout] test operations::tests::rate_to_number_minimum_preference_greater_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_standard_proportion ... ok [INFO] [stdout] test population::tests::new_with_false_unique ... ok [INFO] [stdout] test agent::tests::new_with_genes ... ok [INFO] [stdout] test population::tests::cull_all_below ... ok [INFO] [stdout] test population::tests::new_with_true_unique ... ok [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] [stdout] test operations::tests::selection_random_any_returns_correct_proportion ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- operations::tests::selection_random_any_returns_correct_proportion stdout ---- [INFO] [stdout] thread 'operations::tests::selection_random_any_returns_correct_proportion' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `2`, [INFO] [stdout] right: `1`', src/operations.rs:391:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55e232be08d0 - std::backtrace_rs::backtrace::libunwind::trace::h470aadfb0b467cd9 [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 1: 0x55e232be08d0 - std::backtrace_rs::backtrace::trace_unsynchronized::h02be64ff544dd936 [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55e232be08d0 - std::sys_common::backtrace::_print_fmt::haa39f12df6f758b6 [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stdout] 3: 0x55e232be08d0 - ::fmt::ha9f4a2322b8e3a89 [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stdout] 4: 0x55e232c03a1e - core::fmt::write::hae9c286bf80bc758 [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/core/src/fmt/mod.rs:1202:17 [INFO] [stdout] 5: 0x55e232bdd0c5 - std::io::Write::write_fmt::habe3ef0e897d4aa8 [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/std/src/io/mod.rs:1679:15 [INFO] [stdout] 6: 0x55e232be2393 - std::sys_common::backtrace::_print::h5767907f778671eb [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stdout] 7: 0x55e232be2393 - std::sys_common::backtrace::print::hca875887829bbbae [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stdout] 8: 0x55e232be2393 - std::panicking::default_hook::{{closure}}::h779476a0197b710c [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/std/src/panicking.rs:295:22 [INFO] [stdout] 9: 0x55e232be2003 - std::panicking::default_hook::he8d8d526e9bdb5ae [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/std/src/panicking.rs:311:9 [INFO] [stdout] 10: 0x55e232be2a3a - std::panicking::rust_panic_with_hook::he134b125efebc15c [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/std/src/panicking.rs:698:17 [INFO] [stdout] 11: 0x55e232be2937 - std::panicking::begin_panic_handler::{{closure}}::h3e5e2427af7f141a [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/std/src/panicking.rs:588:13 [INFO] [stdout] 12: 0x55e232be0d7c - std::sys_common::backtrace::__rust_end_short_backtrace::hf726556591df9ce7 [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stdout] 13: 0x55e232be2652 - rust_begin_unwind [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/std/src/panicking.rs:584:5 [INFO] [stdout] 14: 0x55e232b110e3 - core::panicking::panic_fmt::h883fb775b7d36221 [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/core/src/panicking.rs:142:14 [INFO] [stdout] 15: 0x55e232c025fb - core::panicking::assert_failed_inner::he7aad82125e01d8a [INFO] [stdout] 16: 0x55e232bb33aa - core::panicking::assert_failed::h60ff5c3ffa97a5c7 [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/core/src/panicking.rs:181:5 [INFO] [stdout] 17: 0x55e232b37567 - xu::operations::tests::selection_random_any_returns_correct_proportion::h220ed657a1ab54e4 [INFO] [stdout] at /opt/rustwide/workdir/src/operations.rs:391:9 [INFO] [stdout] 18: 0x55e232b3737a - xu::operations::tests::selection_random_any_returns_correct_proportion::{{closure}}::h7b0fccbda1a879df [INFO] [stdout] at /opt/rustwide/workdir/src/operations.rs:385:5 [INFO] [stdout] 19: 0x55e232b3b1ee - core::ops::function::FnOnce::call_once::h83fed2ec8f9a56e7 [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 20: 0x55e232b90a93 - core::ops::function::FnOnce::call_once::hae127a4052d969da [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 21: 0x55e232b90a93 - test::__rust_begin_short_backtrace::hc9cf07dacb3ad40a [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/test/src/lib.rs:572:5 [INFO] [stdout] 22: 0x55e232b8f750 - as core::ops::function::FnOnce>::call_once::h4b1db4c653ec54dd [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/alloc/src/boxed.rs:1940:9 [INFO] [stdout] 23: 0x55e232b8f750 - as core::ops::function::FnOnce<()>>::call_once::h13b5215634a67f28 [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 24: 0x55e232b8f750 - std::panicking::try::do_call::hc26017491df10edc [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/std/src/panicking.rs:492:40 [INFO] [stdout] 25: 0x55e232b8f750 - std::panicking::try::h8b80e6a6e965fdcc [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/std/src/panicking.rs:456:19 [INFO] [stdout] 26: 0x55e232b8f750 - std::panic::catch_unwind::hf03e4203f471ef17 [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/std/src/panic.rs:137:14 [INFO] [stdout] 27: 0x55e232b8f750 - test::run_test_in_process::h5ab5341b491129ba [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/test/src/lib.rs:595:18 [INFO] [stdout] 28: 0x55e232b8f750 - test::run_test::run_test_inner::{{closure}}::h116f5d7cb6641426 [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/test/src/lib.rs:489:39 [INFO] [stdout] 29: 0x55e232b5adb4 - test::run_test::run_test_inner::{{closure}}::h2f2fb264c3a888ce [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/test/src/lib.rs:516:37 [INFO] [stdout] 30: 0x55e232b5adb4 - std::sys_common::backtrace::__rust_begin_short_backtrace::h04791f32bd60efad [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stdout] 31: 0x55e232b606b7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h54a151ee1e975bc8 [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/std/src/thread/mod.rs:514:17 [INFO] [stdout] 32: 0x55e232b606b7 - as core::ops::function::FnOnce<()>>::call_once::h7d8ad51d9adc9cab [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 33: 0x55e232b606b7 - std::panicking::try::do_call::h2434f35687e71780 [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/std/src/panicking.rs:492:40 [INFO] [stdout] 34: 0x55e232b606b7 - std::panicking::try::h96663b7d4be8f94f [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/std/src/panicking.rs:456:19 [INFO] [stdout] 35: 0x55e232b606b7 - std::panic::catch_unwind::h264ee62865a49bfb [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/std/src/panic.rs:137:14 [INFO] [stdout] 36: 0x55e232b606b7 - std::thread::Builder::spawn_unchecked_::{{closure}}::ha77151094069c169 [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/std/src/thread/mod.rs:513:30 [INFO] [stdout] 37: 0x55e232b606b7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha67f86e66fb61780 [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 38: 0x55e232be7253 - as core::ops::function::FnOnce>::call_once::ha7fa1bbf25140989 [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/alloc/src/boxed.rs:1940:9 [INFO] [stdout] 39: 0x55e232be7253 - as core::ops::function::FnOnce>::call_once::h73448752b5d3172a [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/alloc/src/boxed.rs:1940:9 [INFO] [stdout] 40: 0x55e232be7253 - std::sys::unix::thread::Thread::new::thread_start::h3a15944c4f9ed882 [INFO] [stdout] at /rustc/acb8934fd57b3c2740c4abac0a5728c2c9b1423b/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stdout] 41: 0x7f1e55b61609 - start_thread [INFO] [stdout] 42: 0x7f1e55931133 - clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] operations::tests::selection_random_any_returns_correct_proportion [INFO] [stdout] [INFO] [stdout] test result: FAILED. 21 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d9d4be329339a3e47d408b9e188b4410728c7c6dc3eb15cd451abc7fc85429b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9d4be329339a3e47d408b9e188b4410728c7c6dc3eb15cd451abc7fc85429b8", kill_on_drop: false }` [INFO] [stdout] d9d4be329339a3e47d408b9e188b4410728c7c6dc3eb15cd451abc7fc85429b8