[INFO] fetching crate npc-engine-core 0.1.0...
[INFO] checking npc-engine-core-0.1.0 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate npc-engine-core 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate npc-engine-core 0.1.0 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate npc-engine-core 0.1.0
[INFO] removed 1 missing examples
[INFO] finished tweaking crates.io crate npc-engine-core 0.1.0
[INFO] tweaked toml for crates.io crate npc-engine-core 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate npc-engine-core 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] b8156d8f85bc7d01099e25def8b9e3b206be607c7bdaf88ab3c427df12bb3855
[INFO] running `Command { std: "docker" "start" "-a" "b8156d8f85bc7d01099e25def8b9e3b206be607c7bdaf88ab3c427df12bb3855", kill_on_drop: false }`
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[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mcts.rs:296:17
[INFO] [stdout]     |
[INFO] [stdout] 296 |             let mut edges = self.nodes.get_mut(&node).unwrap();
[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: field `0` is never read
[INFO] [stdout]   --> src/mcts.rs:65:17
[INFO] [stdout]    |
[INFO] [stdout] 65 |     NoValidTask(u32, Vec<Edge<D>>),          // depth, path
[INFO] [stdout]    |     ----------- ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 65 |     NoValidTask((), Vec<Edge<D>>),          // depth, path
[INFO] [stdout]    |                 ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/mcts.rs:66:17
[INFO] [stdout]    |
[INFO] [stdout] 66 |     NoChildNode(u32, Node<D>, Vec<Edge<D>>), // depth, node, path
[INFO] [stdout]    |     ----------- ^^^  ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 66 |     NoChildNode((), (), Vec<Edge<D>>), // depth, node, path
[INFO] [stdout]    |                 ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/mcts.rs:67:23
[INFO] [stdout]    |
[INFO] [stdout] 67 |     DepthLimitReached(u32, Node<D>, Vec<Edge<D>>), // depth, new node, path
[INFO] [stdout]    |     ----------------- ^^^  ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 67 |     DepthLimitReached((), (), Vec<Edge<D>>), // depth, new node, path
[INFO] [stdout]    |                       ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mcts.rs:296:17
[INFO] [stdout]     |
[INFO] [stdout] 296 |             let mut edges = self.nodes.get_mut(&node).unwrap();
[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: field `0` is never read
[INFO] [stdout]   --> src/mcts.rs:65:17
[INFO] [stdout]    |
[INFO] [stdout] 65 |     NoValidTask(u32, Vec<Edge<D>>),          // depth, path
[INFO] [stdout]    |     ----------- ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 65 |     NoValidTask((), Vec<Edge<D>>),          // depth, path
[INFO] [stdout]    |                 ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/mcts.rs:66:17
[INFO] [stdout]    |
[INFO] [stdout] 66 |     NoChildNode(u32, Node<D>, Vec<Edge<D>>), // depth, node, path
[INFO] [stdout]    |     ----------- ^^^  ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 66 |     NoChildNode((), (), Vec<Edge<D>>), // depth, node, path
[INFO] [stdout]    |                 ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/mcts.rs:67:23
[INFO] [stdout]    |
[INFO] [stdout] 67 |     DepthLimitReached(u32, Node<D>, Vec<Edge<D>>), // depth, new node, path
[INFO] [stdout]    |     ----------------- ^^^  ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 67 |     DepthLimitReached((), (), Vec<Edge<D>>), // depth, new node, path
[INFO] [stdout]    |                       ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Behavior` is imported redundantly
[INFO] [stdout]   --> tests/sanity_tests.rs:31:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |     use super::*;
[INFO] [stdout]    |         -------- the item `Behavior` is already imported here
[INFO] [stdout] 30 |
[INFO] [stdout] 31 |     use crate::{Behavior, Task};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Task` is imported redundantly
[INFO] [stdout]   --> tests/sanity_tests.rs:31:27
[INFO] [stdout]    |
[INFO] [stdout] 29 |     use super::*;
[INFO] [stdout]    |         -------- the item `Task` is already imported here
[INFO] [stdout] 30 |
[INFO] [stdout] 31 |     use crate::{Behavior, Task};
[INFO] [stdout]    |                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Behavior` is imported redundantly
[INFO] [stdout]    --> tests/sanity_tests.rs:231:17
[INFO] [stdout]     |
[INFO] [stdout] 229 |     use super::*;
[INFO] [stdout]     |         -------- the item `Behavior` is already imported here
[INFO] [stdout] 230 |
[INFO] [stdout] 231 |     use crate::{Behavior, Task};
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Task` is imported redundantly
[INFO] [stdout]    --> tests/sanity_tests.rs:231:27
[INFO] [stdout]     |
[INFO] [stdout] 229 |     use super::*;
[INFO] [stdout]     |         -------- the item `Task` is already imported here
[INFO] [stdout] 230 |
[INFO] [stdout] 231 |     use crate::{Behavior, Task};
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]   --> examples/ecosystem/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use npc_engine_utils::{
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 16 | use npc_engine_core::{
[INFO] [stdout]    |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/ecosystem/behavior/animal.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use npc_engine_utils::DIRECTIONS;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 7 | use npc_engine_core::DIRECTIONS;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/ecosystem/behavior/carnivore.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use npc_engine_utils::DIRECTIONS;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 7 | use npc_engine_core::DIRECTIONS;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/ecosystem/constants.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_utils::Coord2D;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_core::Coord2D;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]   --> examples/ecosystem/domain.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use npc_engine_utils::{Coord2D, Direction, GlobalDomain};
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 11 | use npc_engine_core::{Coord2D, Direction, GlobalDomain};
[INFO] [stdout]    |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/ecosystem/map.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use npc_engine_utils::{Coord2D, DirectionConverterYDown};
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 8 | use npc_engine_core::{Coord2D, DirectionConverterYDown};
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]   --> examples/ecosystem/state.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use npc_engine_utils::{keep_second_mut, Coord2D};
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 12 | use npc_engine_core::{keep_second_mut, Coord2D};
[INFO] [stdout]    |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]   --> examples/ecosystem/task/eat_herbivore.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use npc_engine_utils::Direction;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 11 | use npc_engine_core::Direction;
[INFO] [stdout]    |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]   --> examples/ecosystem/task/jump.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use npc_engine_utils::Direction;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 11 | use npc_engine_core::Direction;
[INFO] [stdout]    |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]   --> examples/ecosystem/task/move.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use npc_engine_utils::Direction;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 11 | use npc_engine_core::Direction;
[INFO] [stdout]    |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]   --> examples/ecosystem/task/world.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use npc_engine_utils::Coord2D;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 11 | use npc_engine_core::Coord2D;
[INFO] [stdout]    |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> tests/branching_tests.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |         mut state_diff: StateDiffRefMut<TestEngine>,
[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: variable does not need to be mutable
[INFO] [stdout]    --> tests/seeding_tests.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |         mut state_diff: StateDiffRefMut<TestEngine>,
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_core::graphviz`
[INFO] [stdout]   --> examples/learn/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     graphviz, ActiveTask, ActiveTasks, AgentId, IdleTask, MCTSConfiguration, StateValueEstimator,
[INFO] [stdout]    |     ^^^^^^^^ no `graphviz` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]   --> examples/learn/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use npc_engine_utils::{run_simple_executor, ExecutorState, ExecutorStateLocal};
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 13 | use npc_engine_core::{run_simple_executor, ExecutorState, ExecutorStateLocal};
[INFO] [stdout]    |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_core::graphviz`
[INFO] [stdout]  --> examples/tic-tac-toe/main.rs:7:23
[INFO] [stdout]   |
[INFO] [stdout] 7 | use npc_engine_core::{graphviz, AgentId, MCTSConfiguration, MCTS};
[INFO] [stdout]   |                       ^^^^^^^^ no `graphviz` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/learn/domain.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use npc_engine_utils::OptionDiffDomain;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 7 | use npc_engine_core::OptionDiffDomain;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/tic-tac-toe/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use npc_engine_utils::plot_tree_in_tmp;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 8 | use npc_engine_core::plot_tree_in_tmp;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/learn/estimator.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_utils::{NeuralNetwork, Neuron, OptionDiffDomain};
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_core::{NeuralNetwork, Neuron, OptionDiffDomain};
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/learn/task/collect.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_utils::OptionDiffDomain;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_core::OptionDiffDomain;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/learn/task/left.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_utils::OptionDiffDomain;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_core::OptionDiffDomain;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/learn/task/right.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_utils::OptionDiffDomain;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_core::OptionDiffDomain;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_core::graphviz`
[INFO] [stdout]   --> examples/capture/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     graphviz, ActiveTask, ActiveTasks, AgentId, IdleTask, MCTSConfiguration, MCTS,
[INFO] [stdout]    |     ^^^^^^^^ no `graphviz` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]   --> examples/capture/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use npc_engine_utils::{
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 15 | use npc_engine_core::{
[INFO] [stdout]    |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/capture/behavior/agent.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use npc_engine_utils::OptionDiffDomain;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 7 | use npc_engine_core::OptionDiffDomain;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/capture/domain.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_utils::OptionDiffDomain;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_core::OptionDiffDomain;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/capture/task/capturing.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_utils::OptionDiffDomain;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_core::OptionDiffDomain;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/capture/task/moving.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_utils::OptionDiffDomain;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_core::OptionDiffDomain;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/capture/task/pick.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_utils::OptionDiffDomain;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_core::OptionDiffDomain;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/capture/task/shoot.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_utils::OptionDiffDomain;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_core::OptionDiffDomain;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/capture/task/world.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_utils::OptionDiffDomain;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_core::OptionDiffDomain;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> tests/value_tests.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |         mut state_diff: StateDiffRefMut<TestEngine>,
[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] error: aborting due to 11 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `npc-engine-core` (example "ecosystem") due to 12 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `npc-engine-core` (example "capture") due to 10 previous errors
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `npc-engine-core` (example "learn") due to 8 previous errors
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `npc-engine-core` (example "tic-tac-toe") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "1a0fefef06d6b31d67e4c05c974143bdfbee9e0a2716eda9a733c51abd2c7a9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a0fefef06d6b31d67e4c05c974143bdfbee9e0a2716eda9a733c51abd2c7a9c", kill_on_drop: false }`
[INFO] [stdout] 1a0fefef06d6b31d67e4c05c974143bdfbee9e0a2716eda9a733c51abd2c7a9c
[INFO] checking npc-engine-core-0.1.0 against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] extracting crate npc-engine-core 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate npc-engine-core 0.1.0 on toolchain 72eda894eb3548c7ba774079ce0afab42958d4ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate npc-engine-core 0.1.0
[INFO] removed 1 missing examples
[INFO] finished tweaking crates.io crate npc-engine-core 0.1.0
[INFO] tweaked toml for crates.io crate npc-engine-core 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate npc-engine-core 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3384e3556e71219736534edc908a449b5fac12dc496b11dd757c50880820670e
[INFO] running `Command { std: "docker" "start" "-a" "3384e3556e71219736534edc908a449b5fac12dc496b11dd757c50880820670e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3384e3556e71219736534edc908a449b5fac12dc496b11dd757c50880820670e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3384e3556e71219736534edc908a449b5fac12dc496b11dd757c50880820670e", kill_on_drop: false }`
[INFO] [stdout] 3384e3556e71219736534edc908a449b5fac12dc496b11dd757c50880820670e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1eab1b11fc76e88781d806fe1c2003890860e6840b3698b9c55130ddb89c16b
[INFO] running `Command { std: "docker" "start" "-a" "d1eab1b11fc76e88781d806fe1c2003890860e6840b3698b9c55130ddb89c16b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking event-listener v2.5.2
[INFO] [stderr]    Compiling async-trait v0.1.56
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]    Compiling cached_proc_macro_types v0.1.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking async-rwlock v1.3.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking nonmax v0.5.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking bounded-integer v0.5.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking ordered-float v3.0.0
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking which v4.2.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.24.1
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]    Compiling terminfo v0.7.3
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking clearscreen v1.0.10
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling cached_proc_macro v0.9.0
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking cached v0.30.0
[INFO] [stderr]     Checking npc-engine-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mcts.rs:296:17
[INFO] [stdout]     |
[INFO] [stdout] 296 |             let mut edges = self.nodes.get_mut(&node).unwrap();
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/mcts.rs:296:17
[INFO] [stdout]     |
[INFO] [stdout] 296 |             let mut edges = self.nodes.get_mut(&node).unwrap();
[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: field `0` is never read
[INFO] [stdout]   --> src/mcts.rs:65:17
[INFO] [stdout]    |
[INFO] [stdout] 65 |     NoValidTask(u32, Vec<Edge<D>>),          // depth, path
[INFO] [stdout]    |     ----------- ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 65 |     NoValidTask((), Vec<Edge<D>>),          // depth, path
[INFO] [stdout]    |                 ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/mcts.rs:66:17
[INFO] [stdout]    |
[INFO] [stdout] 66 |     NoChildNode(u32, Node<D>, Vec<Edge<D>>), // depth, node, path
[INFO] [stdout]    |     ----------- ^^^  ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 66 |     NoChildNode((), (), Vec<Edge<D>>), // depth, node, path
[INFO] [stdout]    |                 ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/mcts.rs:67:23
[INFO] [stdout]    |
[INFO] [stdout] 67 |     DepthLimitReached(u32, Node<D>, Vec<Edge<D>>), // depth, new node, path
[INFO] [stdout]    |     ----------------- ^^^  ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 67 |     DepthLimitReached((), (), Vec<Edge<D>>), // depth, new node, path
[INFO] [stdout]    |                       ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/mcts.rs:65:17
[INFO] [stdout]    |
[INFO] [stdout] 65 |     NoValidTask(u32, Vec<Edge<D>>),          // depth, path
[INFO] [stdout]    |     ----------- ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 65 |     NoValidTask((), Vec<Edge<D>>),          // depth, path
[INFO] [stdout]    |                 ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/mcts.rs:66:17
[INFO] [stdout]    |
[INFO] [stdout] 66 |     NoChildNode(u32, Node<D>, Vec<Edge<D>>), // depth, node, path
[INFO] [stdout]    |     ----------- ^^^  ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 66 |     NoChildNode((), (), Vec<Edge<D>>), // depth, node, path
[INFO] [stdout]    |                 ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/mcts.rs:67:23
[INFO] [stdout]    |
[INFO] [stdout] 67 |     DepthLimitReached(u32, Node<D>, Vec<Edge<D>>), // depth, new node, path
[INFO] [stdout]    |     ----------------- ^^^  ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 67 |     DepthLimitReached((), (), Vec<Edge<D>>), // depth, new node, path
[INFO] [stdout]    |                       ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Behavior` is imported redundantly
[INFO] [stdout]   --> tests/sanity_tests.rs:31:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |     use super::*;
[INFO] [stdout]    |         -------- the item `Behavior` is already imported here
[INFO] [stdout] 30 |
[INFO] [stdout] 31 |     use crate::{Behavior, Task};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Task` is imported redundantly
[INFO] [stdout]   --> tests/sanity_tests.rs:31:27
[INFO] [stdout]    |
[INFO] [stdout] 29 |     use super::*;
[INFO] [stdout]    |         -------- the item `Task` is already imported here
[INFO] [stdout] 30 |
[INFO] [stdout] 31 |     use crate::{Behavior, Task};
[INFO] [stdout]    |                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Behavior` is imported redundantly
[INFO] [stdout]    --> tests/sanity_tests.rs:231:17
[INFO] [stdout]     |
[INFO] [stdout] 229 |     use super::*;
[INFO] [stdout]     |         -------- the item `Behavior` is already imported here
[INFO] [stdout] 230 |
[INFO] [stdout] 231 |     use crate::{Behavior, Task};
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Task` is imported redundantly
[INFO] [stdout]    --> tests/sanity_tests.rs:231:27
[INFO] [stdout]     |
[INFO] [stdout] 229 |     use super::*;
[INFO] [stdout]     |         -------- the item `Task` is already imported here
[INFO] [stdout] 230 |
[INFO] [stdout] 231 |     use crate::{Behavior, Task};
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]   --> examples/ecosystem/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use npc_engine_utils::{
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 16 | use npc_engine_core::{
[INFO] [stdout]    |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/ecosystem/behavior/animal.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use npc_engine_utils::DIRECTIONS;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 7 | use npc_engine_core::DIRECTIONS;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/ecosystem/behavior/carnivore.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use npc_engine_utils::DIRECTIONS;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 7 | use npc_engine_core::DIRECTIONS;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/ecosystem/constants.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_utils::Coord2D;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_core::Coord2D;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]   --> examples/ecosystem/domain.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use npc_engine_utils::{Coord2D, Direction, GlobalDomain};
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 11 | use npc_engine_core::{Coord2D, Direction, GlobalDomain};
[INFO] [stdout]    |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/ecosystem/map.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use npc_engine_utils::{Coord2D, DirectionConverterYDown};
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 8 | use npc_engine_core::{Coord2D, DirectionConverterYDown};
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]   --> examples/ecosystem/state.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use npc_engine_utils::{keep_second_mut, Coord2D};
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 12 | use npc_engine_core::{keep_second_mut, Coord2D};
[INFO] [stdout]    |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]   --> examples/ecosystem/task/eat_herbivore.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use npc_engine_utils::Direction;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 11 | use npc_engine_core::Direction;
[INFO] [stdout]    |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]   --> examples/ecosystem/task/jump.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use npc_engine_utils::Direction;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 11 | use npc_engine_core::Direction;
[INFO] [stdout]    |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]   --> examples/ecosystem/task/move.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use npc_engine_utils::Direction;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 11 | use npc_engine_core::Direction;
[INFO] [stdout]    |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]   --> examples/ecosystem/task/world.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use npc_engine_utils::Coord2D;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 11 | use npc_engine_core::Coord2D;
[INFO] [stdout]    |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_core::graphviz`
[INFO] [stdout]   --> examples/capture/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     graphviz, ActiveTask, ActiveTasks, AgentId, IdleTask, MCTSConfiguration, MCTS,
[INFO] [stdout]    |     ^^^^^^^^ no `graphviz` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]   --> examples/capture/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use npc_engine_utils::{
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 15 | use npc_engine_core::{
[INFO] [stdout]    |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/capture/behavior/agent.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use npc_engine_utils::OptionDiffDomain;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 7 | use npc_engine_core::OptionDiffDomain;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/capture/domain.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_utils::OptionDiffDomain;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_core::OptionDiffDomain;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/capture/task/capturing.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_utils::OptionDiffDomain;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_core::OptionDiffDomain;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/capture/task/moving.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_utils::OptionDiffDomain;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_core::OptionDiffDomain;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/capture/task/pick.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_utils::OptionDiffDomain;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_core::OptionDiffDomain;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/capture/task/shoot.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_utils::OptionDiffDomain;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_core::OptionDiffDomain;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/capture/task/world.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_utils::OptionDiffDomain;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_core::OptionDiffDomain;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_core::graphviz`
[INFO] [stdout]   --> examples/learn/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     graphviz, ActiveTask, ActiveTasks, AgentId, IdleTask, MCTSConfiguration, StateValueEstimator,
[INFO] [stdout]    |     ^^^^^^^^ no `graphviz` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_core::graphviz`
[INFO] [stdout]  --> examples/tic-tac-toe/main.rs:7:23
[INFO] [stdout]   |
[INFO] [stdout] 7 | use npc_engine_core::{graphviz, AgentId, MCTSConfiguration, MCTS};
[INFO] [stdout]   |                       ^^^^^^^^ no `graphviz` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/tic-tac-toe/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use npc_engine_utils::plot_tree_in_tmp;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 8 | use npc_engine_core::plot_tree_in_tmp;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]   --> examples/learn/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use npc_engine_utils::{run_simple_executor, ExecutorState, ExecutorStateLocal};
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 13 | use npc_engine_core::{run_simple_executor, ExecutorState, ExecutorStateLocal};
[INFO] [stdout]    |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/learn/domain.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use npc_engine_utils::OptionDiffDomain;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 7 | use npc_engine_core::OptionDiffDomain;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/learn/estimator.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_utils::{NeuralNetwork, Neuron, OptionDiffDomain};
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_core::{NeuralNetwork, Neuron, OptionDiffDomain};
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/learn/task/collect.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_utils::OptionDiffDomain;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_core::OptionDiffDomain;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/learn/task/left.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_utils::OptionDiffDomain;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_core::OptionDiffDomain;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `npc_engine_utils`
[INFO] [stdout]  --> examples/learn/task/right.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_utils::OptionDiffDomain;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of undeclared crate or module `npc_engine_utils`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 9 | use npc_engine_core::OptionDiffDomain;
[INFO] [stdout]   |     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> tests/seeding_tests.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |         mut state_diff: StateDiffRefMut<TestEngine>,
[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: variable does not need to be mutable
[INFO] [stdout]    --> tests/branching_tests.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |         mut state_diff: StateDiffRefMut<TestEngine>,
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> tests/value_tests.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |         mut state_diff: StateDiffRefMut<TestEngine>,
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 11 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `npc-engine-core` (example "learn") due to 8 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `npc-engine-core` (example "ecosystem") due to 12 previous errors
[INFO] [stderr] error: could not compile `npc-engine-core` (example "capture") due to 10 previous errors
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `npc-engine-core` (example "tic-tac-toe") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "d1eab1b11fc76e88781d806fe1c2003890860e6840b3698b9c55130ddb89c16b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1eab1b11fc76e88781d806fe1c2003890860e6840b3698b9c55130ddb89c16b", kill_on_drop: false }`
[INFO] [stdout] d1eab1b11fc76e88781d806fe1c2003890860e6840b3698b9c55130ddb89c16b
