[INFO] fetching crate dapol 0.4.0...
[INFO] checking dapol-0.4.0 against master#6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd for pr-153721
[INFO] extracting crate dapol 0.4.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate dapol 0.4.0
[INFO] finished tweaking crates.io crate dapol 0.4.0
[INFO] tweaked toml for crates.io crate dapol 0.4.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dapol 0.4.0 on toolchain 6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate dapol 0.4.0 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" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a164d9cee3967fbea36aded677f2eb08d726059ac0f2bfb0f02b4fb74eff0c27
[INFO] running `Command { std: "docker" "start" "a164d9cee3967fbea36aded677f2eb08d726059ac0f2bfb0f02b4fb74eff0c27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a164d9cee3967fbea36aded677f2eb08d726059ac0f2bfb0f02b4fb74eff0c27" "/opt/rustwide/cargo-home/bin/cargo" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a164d9cee3967fbea36aded677f2eb08d726059ac0f2bfb0f02b4fb74eff0c27", kill_on_drop: false }`
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[INFO] [stderr]     Checking dapol v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `fuzzing`
[INFO] [stdout]    --> src/lib.rs:127:7
[INFO] [stdout]     |
[INFO] [stdout] 127 | #[cfg(fuzzing)]
[INFO] [stdout]     |       ^^^^^^^ help: found config with similar value: `feature = "fuzzing"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(fuzzing)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(fuzzing)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `command`
[INFO] [stdout]  --> src/cli.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | use clap::{command, Args, Parser, Subcommand};
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::error`
[INFO] [stdout]  --> src/read_write_utils.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use log::error;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> src/accumulators/ndm_smt.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | use log::{error, info};
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Uniform`
[INFO] [stdout]  --> src/accumulators/ndm_smt/x_coord_generator.rs:2:27
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::distributions::{Uniform};
[INFO] [stdout]   |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RandomXCoordGenerator`
[INFO] [stdout]   --> src/accumulators.rs:13:40
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use ndm_smt::{NdmSmt, NdmSmtError, RandomXCoordGenerator};
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::error`
[INFO] [stdout]  --> src/max_liability.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use log::error;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RecursionParams`
[INFO] [stdout]   --> src/binary_tree/path_siblings.rs:71:63
[INFO] [stdout]    |
[INFO] [stdout] 71 |         use super::tree_builder::multi_threaded::{build_node, RecursionParams};
[INFO] [stdout]    |                                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info`
[INFO] [stdout]  --> src/entity/entity_ids_parser.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::{debug, info};
[INFO] [stdout]   |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/read_write_utils.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let mut file = File::create(path)?;
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `encoded`
[INFO] [stdout]   --> src/read_write_utils.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |     let encoded = serde_json::to_writer_pretty(file, structure);
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_encoded`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/dapol_tree.rs:353:13
[INFO] [stdout]     |
[INFO] [stdout] 352 |             Accumulator::NdmSmt(ndm_smt) => Some(ndm_smt.entity_mapping()),
[INFO] [stdout]     |             ---------------------------- matches all the relevant values
[INFO] [stdout] 353 |             _ => None,
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/inclusion_proof.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |         mut file_name: OsString,
[INFO] [stdout]     |         ----^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `len` is never used
[INFO] [stdout]    --> src/binary_tree.rs:341:8
[INFO] [stdout]     |
[INFO] [stdout] 331 | impl<C: Clone + fmt::Display> Store<C> {
[INFO] [stdout]     | -------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 341 |     fn len(&self) -> usize {
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `with_store_depth` and `build_using_single_threaded_algorithm` are never used
[INFO] [stdout]    --> src/binary_tree/tree_builder.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout]  70 | / impl<C: fmt::Display> BinaryTreeBuilder<C>
[INFO] [stdout]  71 | | where
[INFO] [stdout]  72 | |     C: Clone + Mergeable + 'static, /* The static is needed when the single threaded builder
[INFO] [stdout]     | |___________________________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 117 |       pub fn with_store_depth(mut self, store_depth: u8) -> Self {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 162 |       pub fn build_using_single_threaded_algorithm<F>(
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `len` is never used
[INFO] [stdout]    --> src/binary_tree/tree_builder/multi_threaded.rs:154:12
[INFO] [stdout]     |
[INFO] [stdout] 149 | impl<C: Clone + fmt::Display> DashMapStore<C> {
[INFO] [stdout]     | --------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub fn len(&self) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_node` is never used
[INFO] [stdout]    --> src/binary_tree/tree_builder/multi_threaded.rs:207:8
[INFO] [stdout]     |
[INFO] [stdout] 201 | impl<C: Mergeable + fmt::Display> MatchedPair<C> {
[INFO] [stdout]     | ------------------------------------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 207 |     fn from_node<F>(node: Node<C>, new_padding_node_content: Arc<F>) -> Self
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_with_height` is never used
[INFO] [stdout]    --> src/binary_tree/tree_builder/multi_threaded.rs:339:8
[INFO] [stdout]     |
[INFO] [stdout] 307 | impl RecursionParams {
[INFO] [stdout]     | -------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 339 |     fn new_with_height(height: Height) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `len` is never used
[INFO] [stdout]    --> src/binary_tree/tree_builder/single_threaded.rs:100:12
[INFO] [stdout]     |
[INFO] [stdout]  95 | impl<C: Clone + fmt::Display> HashMapStore<C> {
[INFO] [stdout]     | --------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 100 |     pub fn len(&self) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `with_path` and `with_num_entities` are never used
[INFO] [stdout]   --> src/entity/entities_parser.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 38 | impl EntitiesParser {
[INFO] [stdout]    | ------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 51 |     pub fn with_path(self, path: PathBuf) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn with_num_entities(self, num_entities: u64) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking jemalloc-ctl v0.5.4
[INFO] [stderr]     Checking jemallocator v0.5.4
[INFO] [stdout] warning: unused import: `memory_usage_estimation::estimated_total_memory_usage_mb`
[INFO] [stdout]   --> benches/criterion_benches.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use memory_usage_estimation::estimated_total_memory_usage_mb;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `system_total_memory_mb`
[INFO] [stdout]   --> benches/criterion_benches.rs:27:40
[INFO] [stdout]    |
[INFO] [stdout] 27 | use utils::{abs_diff, bytes_to_string, system_total_memory_mb};
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `memory_usage_estimation::estimated_total_memory_usage_mb`
[INFO] [stdout]   --> benches/manual_benches.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use memory_usage_estimation::estimated_total_memory_usage_mb;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `aggregation_factor`
[INFO] [stdout]    --> examples/main.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |     let aggregation_factor = dapol::AggregationFactor::Percent(aggregation_percentage);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_aggregation_factor`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `total_mem`
[INFO] [stdout]   --> benches/manual_benches.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let total_mem = system_total_memory_mb();
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_mem`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `dapol_tree` is never read
[INFO] [stdout]    --> benches/manual_benches.rs:113:21
[INFO] [stdout]     |
[INFO] [stdout] 113 |                     dapol_tree = None;
[INFO] [stdout]     |                     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `estimated_total_memory_usage_mb` is never used
[INFO] [stdout]  --> benches/memory_usage_estimation.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn estimated_total_memory_usage_mb(height: &Height, num_entities: &u64) -> f64 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `estimated_total_memory_usage_mb` is never used
[INFO] [stdout]  --> benches/memory_usage_estimation.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn estimated_total_memory_usage_mb(height: &Height, num_entities: &u64) -> f64 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `system_total_memory_mb` is never used
[INFO] [stdout]  --> benches/utils.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn system_total_memory_mb() -> f64 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `fuzzing`
[INFO] [stdout]    --> src/lib.rs:127:7
[INFO] [stdout]     |
[INFO] [stdout] 127 | #[cfg(fuzzing)]
[INFO] [stdout]     |       ^^^^^^^ help: found config with similar value: `feature = "fuzzing"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(fuzzing)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(fuzzing)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `command`
[INFO] [stdout]  --> src/cli.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | use clap::{command, Args, Parser, Subcommand};
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::error`
[INFO] [stdout]  --> src/read_write_utils.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use log::error;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::accumulators::Accumulator`
[INFO] [stdout]    --> src/dapol_config.rs:550:9
[INFO] [stdout]     |
[INFO] [stdout] 550 |     use crate::accumulators::Accumulator;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> src/accumulators/ndm_smt.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | use log::{error, info};
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Uniform`
[INFO] [stdout]  --> src/accumulators/ndm_smt/x_coord_generator.rs:2:27
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::distributions::{Uniform};
[INFO] [stdout]   |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::error`
[INFO] [stdout]  --> src/max_liability.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use log::error;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `fuzzing`
[INFO] [stdout]    --> src/binary_tree/tree_builder/multi_threaded.rs:831:11
[INFO] [stdout]     |
[INFO] [stdout] 831 |     #[cfg(fuzzing)]
[INFO] [stdout]     |           ^^^^^^^ help: found config with similar value: `feature = "fuzzing"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(fuzzing)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(fuzzing)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]    --> src/binary_tree/tree_builder/multi_threaded.rs:606:9
[INFO] [stdout]     |
[INFO] [stdout] 606 |     use std::str::FromStr;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RecursionParams`
[INFO] [stdout]   --> src/binary_tree/path_siblings.rs:71:63
[INFO] [stdout]    |
[INFO] [stdout] 71 |         use super::tree_builder::multi_threaded::{build_node, RecursionParams};
[INFO] [stdout]    |                                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TestContent`
[INFO] [stdout]    --> src/binary_tree/path_siblings.rs:566:82
[INFO] [stdout]     |
[INFO] [stdout] 566 |         full_bottom_layer, generate_padding_closure, single_leaf, sparse_leaves, TestContent,
[INFO] [stdout]     |                                                                                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info`
[INFO] [stdout]  --> src/entity/entity_ids_parser.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::{debug, info};
[INFO] [stdout]   |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/read_write_utils.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let mut file = File::create(path)?;
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `encoded`
[INFO] [stdout]   --> src/read_write_utils.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |     let encoded = serde_json::to_writer_pretty(file, structure);
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_encoded`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/dapol_tree.rs:353:13
[INFO] [stdout]     |
[INFO] [stdout] 352 |             Accumulator::NdmSmt(ndm_smt) => Some(ndm_smt.entity_mapping()),
[INFO] [stdout]     |             ---------------------------- matches all the relevant values
[INFO] [stdout] 353 |             _ => None,
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `leaf_nodes`
[INFO] [stdout]    --> src/binary_tree/tree_builder/multi_threaded.rs:677:24
[INFO] [stdout]     |
[INFO] [stdout] 677 |                 given: leaf_nodes,
[INFO] [stdout]     |                        ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_leaf_nodes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_nodes`
[INFO] [stdout]    --> src/binary_tree/tree_builder/multi_threaded.rs:678:22
[INFO] [stdout]     |
[INFO] [stdout] 678 |                 max: max_nodes,
[INFO] [stdout]     |                      ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_nodes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `leaf_nodes`
[INFO] [stdout]    --> src/binary_tree/tree_builder/single_threaded.rs:383:24
[INFO] [stdout]     |
[INFO] [stdout] 383 |                 given: leaf_nodes,
[INFO] [stdout]     |                        ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_leaf_nodes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_nodes`
[INFO] [stdout]    --> src/binary_tree/tree_builder/single_threaded.rs:384:22
[INFO] [stdout]     |
[INFO] [stdout] 384 |                 max: max_nodes,
[INFO] [stdout]     |                      ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_nodes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `leaf_nodes`
[INFO] [stdout]    --> src/binary_tree/tree_builder.rs:459:24
[INFO] [stdout]     |
[INFO] [stdout] 459 |                 given: leaf_nodes,
[INFO] [stdout]     |                        ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_leaf_nodes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_nodes`
[INFO] [stdout]    --> src/binary_tree/tree_builder.rs:460:22
[INFO] [stdout]     |
[INFO] [stdout] 460 |                 max: max_nodes,
[INFO] [stdout]     |                      ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_nodes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/inclusion_proof.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |         mut file_name: OsString,
[INFO] [stdout]     |         ----^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_node` is never used
[INFO] [stdout]    --> src/binary_tree/tree_builder/multi_threaded.rs:207:8
[INFO] [stdout]     |
[INFO] [stdout] 201 | impl<C: Mergeable + fmt::Display> MatchedPair<C> {
[INFO] [stdout]     | ------------------------------------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 207 |     fn from_node<F>(node: Node<C>, new_padding_node_content: Arc<F>) -> Self
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_with_height` is never used
[INFO] [stdout]    --> src/binary_tree/tree_builder/multi_threaded.rs:339:8
[INFO] [stdout]     |
[INFO] [stdout] 307 | impl RecursionParams {
[INFO] [stdout]     | -------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 339 |     fn new_with_height(height: Height) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 50s
[INFO] running `Command { std: "docker" "inspect" "a164d9cee3967fbea36aded677f2eb08d726059ac0f2bfb0f02b4fb74eff0c27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a164d9cee3967fbea36aded677f2eb08d726059ac0f2bfb0f02b4fb74eff0c27", kill_on_drop: false }`
[INFO] [stdout] a164d9cee3967fbea36aded677f2eb08d726059ac0f2bfb0f02b4fb74eff0c27
