[INFO] cloning repository https://github.com/florinpopa3/blockchain-from-scratch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/florinpopa3/blockchain-from-scratch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflorinpopa3%2Fblockchain-from-scratch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflorinpopa3%2Fblockchain-from-scratch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5a82698add343f6045ad033a859617d3d850f0b
[INFO] testing florinpopa3/blockchain-from-scratch against beta-2025-09-21 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflorinpopa3%2Fblockchain-from-scratch" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/florinpopa3/blockchain-from-scratch
[INFO] finished tweaking git repo https://github.com/florinpopa3/blockchain-from-scratch
[INFO] tweaked toml for git repo https://github.com/florinpopa3/blockchain-from-scratch written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/florinpopa3/blockchain-from-scratch on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/florinpopa3/blockchain-from-scratch 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 973b56a111e3c67cdd4c4cf0b47c208ad76dc6046d077691be1907dfa313263a
[INFO] running `Command { std: "docker" "start" "-a" "973b56a111e3c67cdd4c4cf0b47c208ad76dc6046d077691be1907dfa313263a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "973b56a111e3c67cdd4c4cf0b47c208ad76dc6046d077691be1907dfa313263a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "973b56a111e3c67cdd4c4cf0b47c208ad76dc6046d077691be1907dfa313263a", kill_on_drop: false }`
[INFO] [stdout] 973b56a111e3c67cdd4c4cf0b47c208ad76dc6046d077691be1907dfa313263a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d79d2e0faaeb64db906b3f0de3037085ab35ed9b7ee498f314113eb3e51e5ed4
[INFO] running `Command { std: "docker" "start" "-a" "d79d2e0faaeb64db906b3f0de3037085ab35ed9b7ee498f314113eb3e51e5ed4", kill_on_drop: false }`
[INFO] [stderr]    Compiling diy-blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Block` and `Header`
[INFO] [stdout]  --> src/c2_blockchain/mod.rs:7:25
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use p6_rich_state::{Block, Header};
[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: `crate::hash`
[INFO] [stdout]  --> src/c2_blockchain/p1_header_chain.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::hash;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::hash`
[INFO] [stdout]   --> src/c2_blockchain/p2_extrinsic_state.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::hash;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::hash`
[INFO] [stdout]  --> src/c2_blockchain/p3_consensus.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::hash;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::hash`
[INFO] [stdout]  --> src/c2_blockchain/p4_batched_extrinsics.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::hash;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::p3_consensus::THRESHOLD`
[INFO] [stdout]  --> src/c2_blockchain/p4_batched_extrinsics.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use super::p3_consensus::THRESHOLD;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::hash`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::hash;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::p3_consensus::THRESHOLD`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use super::p3_consensus::THRESHOLD;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::hash`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::hash;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::p3_consensus::THRESHOLD`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use super::p3_consensus::THRESHOLD;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> src/c3_consensus/p4_even_only.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:46:1
[INFO] [stdout]    |
[INFO] [stdout] 46 | / fn change_authorities(
[INFO] [stdout] 47 | |     fork_height: u64,
[INFO] [stdout] 48 | |     initial_authorities: Vec<ConsensusAuthority>,
[INFO] [stdout] 49 | |     final_authorities: Vec<ConsensusAuthority>,
[INFO] [stdout] 50 | | ) -> impl Consensus {
[INFO] [stdout]    | |___________________^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Consensus` will fail
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:50:6
[INFO] [stdout]    |
[INFO] [stdout] 50 | ) -> impl Consensus {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fork_height`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fork_height: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 47 |     _fork_height: u64,
[INFO] [stdout]    |     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 47 -     fork_height: u64,
[INFO] [stdout] 47 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `initial_authorities`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     initial_authorities: Vec<ConsensusAuthority>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_initial_authorities`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `final_authorities`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     final_authorities: Vec<ConsensusAuthority>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_final_authorities`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:55:1
[INFO] [stdout]    |
[INFO] [stdout] 55 | / fn change_difficulty(
[INFO] [stdout] 56 | |     fork_height: u64,
[INFO] [stdout] 57 | |     initial_difficulty: u64,
[INFO] [stdout] 58 | |     final_difficulty: u64,
[INFO] [stdout] 59 | | ) -> impl Consensus {
[INFO] [stdout]    | |___________________^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Consensus` will fail
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:59:6
[INFO] [stdout]    |
[INFO] [stdout] 59 | ) -> impl Consensus {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fork_height`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fork_height: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 56 |     _fork_height: u64,
[INFO] [stdout]    |     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 56 -     fork_height: u64,
[INFO] [stdout] 56 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `initial_difficulty`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     initial_difficulty: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 57 |     _initial_difficulty: u64,
[INFO] [stdout]    |     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 57 -     initial_difficulty: u64,
[INFO] [stdout] 57 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `final_difficulty`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     final_difficulty: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 58 |     _final_difficulty: u64,
[INFO] [stdout]    |     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 58 -     final_difficulty: u64,
[INFO] [stdout] 58 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:70:1
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn even_after_given_height<Original: Consensus>(fork_height: u64) -> impl Consensus {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Consensus` will fail
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:70:70
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn even_after_given_height<Original: Consensus>(fork_height: u64) -> impl Consensus {
[INFO] [stdout]    |                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fork_height`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:70:49
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn even_after_given_height<Original: Consensus>(fork_height: u64) -> impl Consensus {
[INFO] [stdout]    |                                                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn even_after_given_height<Original: Consensus>(_fork_height: u64) -> impl Consensus {
[INFO] [stdout]    |                                                 +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 70 - fn even_after_given_height<Original: Consensus>(fork_height: u64) -> impl Consensus {
[INFO] [stdout] 70 + fn even_after_given_height<Original: Consensus>(c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> impl Consensus {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:80:1
[INFO] [stdout]    |
[INFO] [stdout] 80 | / fn pow_to_poa(
[INFO] [stdout] 81 | |     fork_height: u64,
[INFO] [stdout] 82 | |     difficulty: u64,
[INFO] [stdout] 83 | |     authorities: Vec<ConsensusAuthority>,
[INFO] [stdout] 84 | | ) -> impl Consensus {
[INFO] [stdout]    | |___________________^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Consensus` will fail
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:84:6
[INFO] [stdout]    |
[INFO] [stdout] 84 | ) -> impl Consensus {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fork_height`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:81:5
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fork_height: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 81 |     _fork_height: u64,
[INFO] [stdout]    |     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 81 -     fork_height: u64,
[INFO] [stdout] 81 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `difficulty`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     difficulty: u64,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 82 |     _difficulty: u64,
[INFO] [stdout]    |     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 82 -     difficulty: u64,
[INFO] [stdout] 82 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `authorities`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:83:5
[INFO] [stdout]    |
[INFO] [stdout] 83 |     authorities: Vec<ConsensusAuthority>,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_authorities`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `starting_state`
[INFO] [stdout]   --> src/c1_state_machine/p1_switches.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn next_state(starting_state: &bool, t: &()) -> bool {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starting_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c1_state_machine/p1_switches.rs:17:42
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn next_state(starting_state: &bool, t: &()) -> bool {
[INFO] [stdout]    |                                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `starting_state`
[INFO] [stdout]   --> src/c1_state_machine/p1_switches.rs:44:19
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn next_state(starting_state: &TwoSwitches, t: &Toggle) -> TwoSwitches {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starting_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c1_state_machine/p1_switches.rs:44:49
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn next_state(starting_state: &TwoSwitches, t: &Toggle) -> TwoSwitches {
[INFO] [stdout]    |                                                 ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `starting_state`
[INFO] [stdout]   --> src/c1_state_machine/p2_laundry_machine.rs:42:19
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn next_state(starting_state: &ClothesState, t: &ClothesAction) -> ClothesState {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starting_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c1_state_machine/p2_laundry_machine.rs:42:50
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn next_state(starting_state: &ClothesState, t: &ClothesAction) -> ClothesState {
[INFO] [stdout]    |                                                  ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `starting_state`
[INFO] [stdout]   --> src/c1_state_machine/p3_atm.rs:60:19
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn next_state(starting_state: &Self::State, t: &Self::Transition) -> Self::State {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starting_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c1_state_machine/p3_atm.rs:60:49
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn next_state(starting_state: &Self::State, t: &Self::Transition) -> Self::State {
[INFO] [stdout]    |                                                 ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `starting_state`
[INFO] [stdout]   --> src/c1_state_machine/p4_accounted_currency.rs:47:19
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn next_state(starting_state: &Balances, t: &AccountingTransaction) -> Balances {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starting_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c1_state_machine/p4_accounted_currency.rs:47:46
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn next_state(starting_state: &Balances, t: &AccountingTransaction) -> Balances {
[INFO] [stdout]    |                                              ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `starting_state`
[INFO] [stdout]   --> src/c1_state_machine/p5_digital_cash.rs:96:19
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn next_state(starting_state: &Self::State, t: &Self::Transition) -> Self::State {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starting_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c1_state_machine/p5_digital_cash.rs:96:49
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn next_state(starting_state: &Self::State, t: &Self::Transition) -> Self::State {
[INFO] [stdout]    |                                                 ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c2_blockchain/p1_header_chain.rs:40:32
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsic`
[INFO] [stdout]   --> src/c2_blockchain/p2_extrinsic_state.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn child(&self, extrinsic: u64) -> Self {
[INFO] [stdout]    |                     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn child(&self, _extrinsic: u64) -> Self {
[INFO] [stdout]    |                     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 38 -     fn child(&self, extrinsic: u64) -> Self {
[INFO] [stdout] 38 +     fn child(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c2_blockchain/p2_extrinsic_state.rs:50:32
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/c2_blockchain/p2_extrinsic_state.rs:58:22
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn build_valid_chain(n: u64) -> Vec<Header> {
[INFO] [stdout]    |                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn build_valid_chain(_n: u64) -> Vec<Header> {
[INFO] [stdout]    |                      +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 58 - fn build_valid_chain(n: u64) -> Vec<Header> {
[INFO] [stdout] 58 + fn build_valid_chain(c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Vec<Header> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsic`
[INFO] [stdout]   --> src/c2_blockchain/p3_consensus.rs:44:21
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn child(&self, extrinsic: u64) -> Self {
[INFO] [stdout]    |                     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn child(&self, _extrinsic: u64) -> Self {
[INFO] [stdout]    |                     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 44 -     fn child(&self, extrinsic: u64) -> Self {
[INFO] [stdout] 44 +     fn child(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c2_blockchain/p3_consensus.rs:52:32
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c2_blockchain/p3_consensus.rs:64:37
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn verify_sub_chain_even(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c2_blockchain/p3_consensus.rs:70:36
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn verify_sub_chain_odd(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsics_root`
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:42:25
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn child(&self, _extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stdout]    |                         +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 42 -     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stdout] 42 +     pub fn child(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: Hash, state: u64) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:42:48
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stdout]    |                                                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn child(&self, extrinsics_root: Hash, _state: u64) -> Self {
[INFO] [stdout]    |                                                +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 42 -     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stdout] 42 +     pub fn child(&self, extrinsics_root: Hash, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:53:28
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn verify_child(&self, child: &Header) -> bool {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_child`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:64:32
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsics`
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:89:25
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn child(&self, extrinsics: Vec<u64>) -> Self {
[INFO] [stdout]    |                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsics`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:96:36
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn verify_sub_chain(&self, chain: &[Block]) -> bool {
[INFO] [stdout]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent`
[INFO] [stdout]    --> src/c2_blockchain/p4_batched_extrinsics.rs:109:48
[INFO] [stdout]     |
[INFO] [stdout] 109 | fn build_invalid_child_block_with_valid_header(parent: &Header) -> Block {
[INFO] [stdout]     |                                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `candidate_chains`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:34:23
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn best_chain<'a>(candidate_chains: &[&'a [Header]]) -> &'a [Header] {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_candidate_chains`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain_1`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:43:30
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn first_chain_is_better(chain_1: &[Header], chain_2: &[Header]) -> bool {
[INFO] [stdout]    |                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chain_1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain_2`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:43:50
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn first_chain_is_better(chain_1: &[Header], chain_2: &[Header]) -> bool {
[INFO] [stdout]    |                                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chain_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `candidate_chains`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:47:23
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn best_chain<'a>(candidate_chains: &[&'a [Header]]) -> &'a [Header] {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_candidate_chains`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:69:20
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn mine_extra_hard(block: &mut Block, threshold: u64) {
[INFO] [stdout]    |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `threshold`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:69:39
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn mine_extra_hard(block: &mut Block, threshold: u64) {
[INFO] [stdout]    |                                       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn mine_extra_hard(block: &mut Block, _threshold: u64) {
[INFO] [stdout]    |                                       +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 69 - fn mine_extra_hard(block: &mut Block, threshold: u64) {
[INFO] [stdout] 69 + fn mine_extra_hard(block: &mut Block, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain_1`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:74:30
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn first_chain_is_better(chain_1: &[Header], chain_2: &[Header]) -> bool {
[INFO] [stdout]    |                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chain_1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain_2`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:74:50
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn first_chain_is_better(chain_1: &[Header], chain_2: &[Header]) -> bool {
[INFO] [stdout]    |                                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chain_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `candidate_chains`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:78:23
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn best_chain<'a>(candidate_chains: &[&'a [Header]]) -> &'a [Header] {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_candidate_chains`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain_1`
[INFO] [stdout]    --> src/c2_blockchain/p5_fork_choice.rs:100:30
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn first_chain_is_better(chain_1: &[Header], chain_2: &[Header]) -> bool {
[INFO] [stdout]     |                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chain_1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain_2`
[INFO] [stdout]    --> src/c2_blockchain/p5_fork_choice.rs:100:50
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn first_chain_is_better(chain_1: &[Header], chain_2: &[Header]) -> bool {
[INFO] [stdout]     |                                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chain_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `candidate_chains`
[INFO] [stdout]    --> src/c2_blockchain/p5_fork_choice.rs:104:23
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn best_chain<'a>(candidate_chains: &[&'a [Header]]) -> &'a [Header] {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_candidate_chains`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `genesis_state_root`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:49:16
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn genesis(_genesis_state_root: Hash) -> Self {
[INFO] [stdout]    |                +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 49 -     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stdout] 49 +     fn genesis(c2_blockchain::p3_consensus::FORK_HEIGHT: Hash) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsics_root`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:57:21
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn child(&self, _extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stdout]    |                     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 57 -     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stdout] 57 +     fn child(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: Hash, state_root: Hash) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state_root`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:57:44
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stdout]    |                                            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn child(&self, extrinsics_root: Hash, _state_root: Hash) -> Self {
[INFO] [stdout]    |                                            +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 57 -     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stdout] 57 +     fn child(&self, extrinsics_root: Hash, c2_blockchain::p3_consensus::FORK_HEIGHT: Hash) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:62:28
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn verify_child(&self, child: &Header) -> bool {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_child`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:67:32
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `genesis_state`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:91:20
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn genesis(genesis_state: &State) -> Self {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_genesis_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pre_state`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:96:25
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn child(&self, pre_state: &State, extrinsics: Vec<u64>) -> Self {
[INFO] [stdout]    |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pre_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsics`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:96:44
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn child(&self, pre_state: &State, extrinsics: Vec<u64>) -> Self {
[INFO] [stdout]    |                                            ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsics`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pre_state`
[INFO] [stdout]    --> src/c2_blockchain/p6_rich_state.rs:105:36
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn verify_sub_chain(&self, pre_state: &State, chain: &[Block]) -> bool {
[INFO] [stdout]     |                                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pre_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]    --> src/c2_blockchain/p6_rich_state.rs:105:55
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn verify_sub_chain(&self, pre_state: &State, chain: &[Block]) -> bool {
[INFO] [stdout]     |                                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent`
[INFO] [stdout]    --> src/c2_blockchain/p6_rich_state.rs:121:48
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn build_invalid_child_block_with_valid_header(parent: &Header, pre_state: &State) -> Block {
[INFO] [stdout]     |                                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pre_state`
[INFO] [stdout]    --> src/c2_blockchain/p6_rich_state.rs:121:65
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn build_invalid_child_block_with_valid_header(parent: &Header, pre_state: &State) -> Block {
[INFO] [stdout]     |                                                                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pre_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c3_consensus/p1_pow.rs:21:42
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn validate(&self, _: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]   --> src/c3_consensus/p1_pow.rs:27:38
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn seal(&self, _: &Self::Digest, partial_header: Header<()>) -> Option<Header<Self::Digest>> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c3_consensus/p2_dictator.rs:23:42
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn validate(&self, _: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]   --> src/c3_consensus/p2_dictator.rs:28:38
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn seal(&self, _: &Self::Digest, partial_header: Header<()>) -> Option<Header<Self::Digest>> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:22:24
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:22:54
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |         parent_digest: &Self::Digest,
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         partial_header: Header<()>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:45:24
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:45:54
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         parent_digest: &Self::Digest,
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         partial_header: Header<()>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:82:24
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:82:54
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |         parent_digest: &Self::Digest,
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |         partial_header: Header<()>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p4_even_only.rs:19:24
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c3_consensus/p4_even_only.rs:19:54
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p4_even_only.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         parent_digest: &Self::Digest,
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]   --> src/c3_consensus/p4_even_only.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         partial_header: Header<()>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p5_interleave.rs:52:24
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c3_consensus/p5_interleave.rs:52:54
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p5_interleave.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |         parent_digest: &Self::Digest,
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]   --> src/c3_consensus/p5_interleave.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |         partial_header: Header<()>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:31:24
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:31:54
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         parent_digest: &Self::Digest,
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         partial_header: Header<()>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/mod.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |         parent_digest: &Self::Digest,
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c3_consensus/mod.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         chain: &[Header<Self::Digest>],
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]    --> src/c3_consensus/mod.rs:101:38
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn seal(&self, _: &Self::Digest, partial_header: Header<()>) -> Option<Header<Self::Digest>> {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `genesis_state_root`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:26:16
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn genesis(_genesis_state_root: Hash) -> Self {
[INFO] [stdout]    |                +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 26 -     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stdout] 26 +     fn genesis(c2_blockchain::p3_consensus::FORK_HEIGHT: Hash) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state_root`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn child(&self, state_root: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stdout]    |                     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn child(&self, _state_root: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stdout]    |                     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 31 -     fn child(&self, state_root: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stdout] 31 +     fn child(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsics_root`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:31:39
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn child(&self, state_root: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn child(&self, state_root: Hash, _extrinsics_root: Hash) -> Self {
[INFO] [stdout]    |                                       +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 31 -     fn child(&self, state_root: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stdout] 31 +     fn child(&self, state_root: Hash, c2_blockchain::p3_consensus::FORK_HEIGHT: Hash) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:36:28
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn verify_child(&self, child: &Self) -> bool {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_child`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:41:32
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn verify_sub_chain(&self, chain: &[Self]) -> bool {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `genesis_state`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:53:20
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn genesis(genesis_state: &SM::State) -> Self {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_genesis_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pre_state`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:58:25
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn child(&self, pre_state: &SM::State, extrinsics: Vec<u8>) -> Self {
[INFO] [stdout]    |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pre_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsics`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:58:48
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn child(&self, pre_state: &SM::State, extrinsics: Vec<u8>) -> Self {
[INFO] [stdout]    |                                                ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsics`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pre_state`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:63:36
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn verify_sub_chain(&self, pre_state: &SM::State, chain: &[Self]) -> bool {
[INFO] [stdout]    |                                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pre_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:63:59
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn verify_sub_chain(&self, pre_state: &SM::State, chain: &[Self]) -> bool {
[INFO] [stdout]    |                                                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 71 |     n: u64,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 71 |     _n: u64,
[INFO] [stdout]    |     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 71 -     n: u64,
[INFO] [stdout] 71 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `genesis_state`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     genesis_state: &SM::State,
[INFO] [stdout]    |     ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_genesis_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `genesis_state`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn new(genesis_state: SM::State) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_genesis_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_hash`
[INFO] [stdout]   --> src/c4_client/p2_importing_blocks.rs:41:25
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn get_block(&self, block_hash: u64) -> Option<Block<C, SM>> {
[INFO] [stdout]    |                         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn get_block(&self, _block_hash: u64) -> Option<Block<C, SM>> {
[INFO] [stdout]    |                         +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 41 -     fn get_block(&self, block_hash: u64) -> Option<Block<C, SM>> {
[INFO] [stdout] 41 +     fn get_block(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Option<Block<C, SM>> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_hash`
[INFO] [stdout]   --> src/c4_client/p2_importing_blocks.rs:45:25
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn get_state(&self, block_hash: u64) -> Option<<SM as StateMachine>::State> {
[INFO] [stdout]    |                         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn get_state(&self, _block_hash: u64) -> Option<<SM as StateMachine>::State> {
[INFO] [stdout]    |                         +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 45 -     fn get_state(&self, block_hash: u64) -> Option<<SM as StateMachine>::State> {
[INFO] [stdout] 45 +     fn get_state(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Option<<SM as StateMachine>::State> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_hash`
[INFO] [stdout]   --> src/c4_client/p2_importing_blocks.rs:49:23
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn is_leaf(&self, block_hash: u64) -> Option<bool> {
[INFO] [stdout]    |                       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn is_leaf(&self, _block_hash: u64) -> Option<bool> {
[INFO] [stdout]    |                       +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 49 -     fn is_leaf(&self, block_hash: u64) -> Option<bool> {
[INFO] [stdout] 49 +     fn is_leaf(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Option<bool> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:32:26
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn best_block(&self, header: Header<C::Digest>) -> Option<u64> {
[INFO] [stdout]    |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:36:31
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn import_hook(&mut self, header: Header<C::Digest>) {
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:49:26
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn best_block(&self, header: Header<u64>) -> Option<u64> {
[INFO] [stdout]    |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:53:31
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn import_hook(&mut self, header: Header<u64>) {
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:66:26
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn best_block(&self, header: Header<ConsensusAuthority>) -> Option<u64> {
[INFO] [stdout]    |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:70:31
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn import_hook(&mut self, header: Header<ConsensusAuthority>) {
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:83:26
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn best_block(&self, header: Header<u64>) -> Option<u64> {
[INFO] [stdout]    |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:87:31
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn import_hook(&mut self, header: Header<u64>) {
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:48:42
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn submit_transaction(&mut self, t: SM::Transition) {
[INFO] [stdout]    |                                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:59:33
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn pool_contains(&self, t: SM::Transition) -> bool {
[INFO] [stdout]    |                                 ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:68:30
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn try_insert(&mut self, t: <SM as StateMachine>::Transition) -> bool {
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:72:26
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn remove(&mut self, t: <SM as StateMachine>::Transition) {
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:80:24
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn contains(&self, t: <SM as StateMachine>::Transition) -> bool {
[INFO] [stdout]    |                        ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/c4_client/p4_transaction_pool.rs:110:30
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn try_insert(&mut self, t: <SM as StateMachine>::Transition) -> bool {
[INFO] [stdout]     |                              ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/c4_client/p4_transaction_pool.rs:114:26
[INFO] [stdout]     |
[INFO] [stdout] 114 |     fn remove(&mut self, t: <SM as StateMachine>::Transition) {
[INFO] [stdout]     |                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/c4_client/p4_transaction_pool.rs:122:24
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn contains(&self, t: <SM as StateMachine>::Transition) -> bool {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/c4_client/p4_transaction_pool.rs:145:30
[INFO] [stdout]     |
[INFO] [stdout] 145 |     fn try_insert(&mut self, t: <SM as StateMachine>::Transition) -> bool {
[INFO] [stdout]     |                              ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/c4_client/p4_transaction_pool.rs:149:26
[INFO] [stdout]     |
[INFO] [stdout] 149 |     fn remove(&mut self, t: <SM as StateMachine>::Transition) {
[INFO] [stdout]     |                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/c4_client/p4_transaction_pool.rs:157:24
[INFO] [stdout]     |
[INFO] [stdout] 157 |     fn contains(&self, t: <SM as StateMachine>::Transition) -> bool {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `transactions`
[INFO] [stdout]   --> src/c4_client/p5_authoring_blocks.rs:13:54
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn author_and_import_manual_block(&mut self, transactions: Vec<SM::Transition>, parent_hash: u64) {
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_transactions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_hash`
[INFO] [stdout]   --> src/c4_client/p5_authoring_blocks.rs:13:89
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn author_and_import_manual_block(&mut self, transactions: Vec<SM::Transition>, parent_hash: u64) {
[INFO] [stdout]    |                                                                                         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn author_and_import_manual_block(&mut self, transactions: Vec<SM::Transition>, _parent_hash: u64) {
[INFO] [stdout]    |                                                                                         +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 13 -     pub fn author_and_import_manual_block(&mut self, transactions: Vec<SM::Transition>, parent_hash: u64) {
[INFO] [stdout] 13 +     pub fn author_and_import_manual_block(&mut self, transactions: Vec<SM::Transition>, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_hash`
[INFO] [stdout]   --> src/c4_client/p6_finality.rs:13:47
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn manually_finalize_block(&mut self, block_hash: u64) -> bool {
[INFO] [stdout]    |                                               ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn manually_finalize_block(&mut self, _block_hash: u64) -> bool {
[INFO] [stdout]    |                                               +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 13 -     pub fn manually_finalize_block(&mut self, block_hash: u64) -> bool {
[INFO] [stdout] 13 +     pub fn manually_finalize_block(&mut self, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> bool {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hash` is never used
[INFO] [stdout]   --> src/lib.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn hash<T: Hash>(t: &T) -> u64 {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `StateMachine` is never used
[INFO] [stdout]   --> src/c1_state_machine/mod.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub trait StateMachine {
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `User` is never used
[INFO] [stdout]   --> src/c1_state_machine/mod.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub enum User {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LightSwitch` is never constructed
[INFO] [stdout]  --> src/c1_state_machine/p1_switches.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct LightSwitch;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WeirdSwitchMachine` is never constructed
[INFO] [stdout]   --> src/c1_state_machine/p1_switches.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct WeirdSwitchMachine;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TwoSwitches` is never constructed
[INFO] [stdout]   --> src/c1_state_machine/p1_switches.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct TwoSwitches {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Toggle` is never used
[INFO] [stdout]   --> src/c1_state_machine/p1_switches.rs:34:10
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub enum Toggle {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ClothesMachine` is never constructed
[INFO] [stdout]  --> src/c1_state_machine/p2_laundry_machine.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct ClothesMachine;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ClothesState` is never used
[INFO] [stdout]   --> src/c1_state_machine/p2_laundry_machine.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum ClothesState {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ClothesAction` is never used
[INFO] [stdout]   --> src/c1_state_machine/p2_laundry_machine.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub enum ClothesAction {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Key` is never used
[INFO] [stdout]  --> src/c1_state_machine/p3_atm.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum Key {
[INFO] [stdout]   |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Action` is never used
[INFO] [stdout]   --> src/c1_state_machine/p3_atm.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub enum Action {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Auth` is never used
[INFO] [stdout]   --> src/c1_state_machine/p3_atm.rs:28:6
[INFO] [stdout]    |
[INFO] [stdout] 28 | enum Auth {
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Atm` is never constructed
[INFO] [stdout]   --> src/c1_state_machine/p3_atm.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct Atm {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AccountedCurrency` is never constructed
[INFO] [stdout]   --> src/c1_state_machine/p4_accounted_currency.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct AccountedCurrency;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Balances` is never used
[INFO] [stdout]   --> src/c1_state_machine/p4_accounted_currency.rs:24:6
[INFO] [stdout]    |
[INFO] [stdout] 24 | type Balances = HashMap<User, u64>;
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `AccountingTransaction` is never used
[INFO] [stdout]   --> src/c1_state_machine/p4_accounted_currency.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub enum AccountingTransaction {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DigitalCashSystem` is never constructed
[INFO] [stdout]   --> src/c1_state_machine/p5_digital_cash.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct DigitalCashSystem;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Bill` is never constructed
[INFO] [stdout]   --> src/c1_state_machine/p5_digital_cash.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Bill {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `State` is never constructed
[INFO] [stdout]   --> src/c1_state_machine/p5_digital_cash.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct State {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `set_serial`, `next_serial`, `increment_serial`, and `add_bill` are never used
[INFO] [stdout]   --> src/c1_state_machine/p5_digital_cash.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl State {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 34 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn set_serial(&mut self, serial: u64) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn next_serial(&self) -> u64 {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     fn increment_serial(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     fn add_bill(&mut self, elem: Bill) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CashTransaction` is never used
[INFO] [stdout]   --> src/c1_state_machine/p5_digital_cash.rs:77:10
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub enum CashTransaction {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `State` is never constructed
[INFO] [stdout]   --> src/c1_state_machine/p6_open_ended.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct State {}
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Transition` is never used
[INFO] [stdout]   --> src/c1_state_machine/p6_open_ended.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub enum Transition {}
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Hash` is never used
[INFO] [stdout]   --> src/c2_blockchain/p1_header_chain.rs:10:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | type Hash = u64;
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Header` is never constructed
[INFO] [stdout]   --> src/c2_blockchain/p1_header_chain.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Header {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `genesis`, `child`, and `verify_sub_chain` are never used
[INFO] [stdout]   --> src/c2_blockchain/p1_header_chain.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Header {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 26 |     /// Returns a new valid genesis header.
[INFO] [stdout] 27 |     fn genesis() -> Self {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     fn child(&self) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_valid_chain_length_5` is never used
[INFO] [stdout]   --> src/c2_blockchain/p1_header_chain.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn build_valid_chain_length_5() -> Vec<Header> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_an_invalid_chain` is never used
[INFO] [stdout]   --> src/c2_blockchain/p1_header_chain.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn build_an_invalid_chain() -> Vec<Header> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Hash` is never used
[INFO] [stdout]   --> src/c2_blockchain/p2_extrinsic_state.rs:14:6
[INFO] [stdout]    |
[INFO] [stdout] 14 | type Hash = u64;
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Header` is never constructed
[INFO] [stdout]   --> src/c2_blockchain/p2_extrinsic_state.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Header {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `genesis`, `child`, and `verify_sub_chain` are never used
[INFO] [stdout]   --> src/c2_blockchain/p2_extrinsic_state.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Header {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 32 |     /// Returns a new valid genesis header.
[INFO] [stdout] 33 |     fn genesis() -> Self {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     fn child(&self, extrinsic: u64) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_valid_chain` is never used
[INFO] [stdout]   --> src/c2_blockchain/p2_extrinsic_state.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn build_valid_chain(n: u64) -> Vec<Header> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_an_invalid_chain` is never used
[INFO] [stdout]   --> src/c2_blockchain/p2_extrinsic_state.rs:72:4
[INFO] [stdout]    |
[INFO] [stdout] 72 | fn build_an_invalid_chain() -> Vec<Header> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_forked_chain` is never used
[INFO] [stdout]   --> src/c2_blockchain/p2_extrinsic_state.rs:87:4
[INFO] [stdout]    |
[INFO] [stdout] 87 | fn build_forked_chain() -> (Vec<Header>, Vec<Header>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Hash` is never used
[INFO] [stdout]   --> src/c2_blockchain/p3_consensus.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | type Hash = u64;
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `THRESHOLD` is never used
[INFO] [stdout]   --> src/c2_blockchain/p3_consensus.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const THRESHOLD: u64 = u64::max_value() / 100;
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FORK_HEIGHT` is never used
[INFO] [stdout]   --> src/c2_blockchain/p3_consensus.rs:20:7
[INFO] [stdout]    |
[INFO] [stdout] 20 | const FORK_HEIGHT: u64 = 2;
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Header` is never constructed
[INFO] [stdout]   --> src/c2_blockchain/p3_consensus.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Header {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `genesis`, `child`, `verify_sub_chain`, `verify_sub_chain_even`, and `verify_sub_chain_odd` are never used
[INFO] [stdout]   --> src/c2_blockchain/p3_consensus.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | impl Header {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 38 |     /// Returns a new valid genesis header.
[INFO] [stdout] 39 |     fn genesis() -> Self {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     fn child(&self, extrinsic: u64) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn verify_sub_chain_even(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     fn verify_sub_chain_odd(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_contentious_forked_chain` is never used
[INFO] [stdout]   --> src/c2_blockchain/p3_consensus.rs:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn build_contentious_forked_chain() -> (Vec<Header>, Vec<Header>, Vec<Header>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Hash` is never used
[INFO] [stdout]  --> src/c2_blockchain/p4_batched_extrinsics.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | type Hash = u64;
[INFO] [stdout]   |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Header` is never constructed
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Header {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `genesis`, `child`, `verify_child`, and `verify_sub_chain` are never used
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl Header {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 34 |     /// Returns a new valid genesis header.
[INFO] [stdout] 35 |     pub fn genesis() -> Self {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     fn verify_child(&self, child: &Header) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Block` is never constructed
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct Block {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `genesis`, `child`, and `verify_sub_chain` are never used
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 81 | impl Block {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 82 |     /// Returns a new valid genesis block. By convention this block has no extrinsics.
[INFO] [stdout] 83 |     pub fn genesis() -> Self {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |     pub fn child(&self, extrinsics: Vec<u64>) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 96 |     pub fn verify_sub_chain(&self, chain: &[Block]) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_invalid_child_block_with_valid_header` is never used
[INFO] [stdout]    --> src/c2_blockchain/p4_batched_extrinsics.rs:109:4
[INFO] [stdout]     |
[INFO] [stdout] 109 | fn build_invalid_child_block_with_valid_header(parent: &Header) -> Block {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ForkChoice` is never used
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub trait ForkChoice {
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LongestChainRule` is never constructed
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct LongestChainRule;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HeaviestChainRule` is never constructed
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub struct HeaviestChainRule;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mine_extra_hard` is never used
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:69:4
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn mine_extra_hard(block: &mut Block, threshold: u64) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MostBlocksWithEvenHash` is never constructed
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub struct MostBlocksWithEvenHash;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_fork_one_side_longer_other_side_heavier` is never used
[INFO] [stdout]    --> src/c2_blockchain/p5_fork_choice.rs:132:4
[INFO] [stdout]     |
[INFO] [stdout] 132 | fn create_fork_one_side_longer_other_side_heavier() -> (Vec<Header>, Vec<Header>, Vec<Header>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Hash` is never used
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:14:6
[INFO] [stdout]    |
[INFO] [stdout] 14 | type Hash = u64;
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `State` is never constructed
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct State {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Header` is never constructed
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Header {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `genesis`, `child`, `verify_child`, and `verify_sub_chain` are never used
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | impl Header {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 48 |     /// Returns a new valid genesis header.
[INFO] [stdout] 49 |     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |     fn verify_child(&self, child: &Header) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Block` is never constructed
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct Block {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `genesis`, `child`, and `verify_sub_chain` are never used
[INFO] [stdout]    --> src/c2_blockchain/p6_rich_state.rs:91:12
[INFO] [stdout]     |
[INFO] [stdout]  89 | impl Block {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout]  90 |     /// Returns a new valid genesis block. By convention this block has no extrinsics.
[INFO] [stdout]  91 |     pub fn genesis(genesis_state: &State) -> Self {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  96 |     pub fn child(&self, pre_state: &State, extrinsics: Vec<u64>) -> Self {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |     pub fn verify_sub_chain(&self, pre_state: &State, chain: &[Block]) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_invalid_child_block_with_valid_header` is never used
[INFO] [stdout]    --> src/c2_blockchain/p6_rich_state.rs:121:4
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn build_invalid_child_block_with_valid_header(parent: &Header, pre_state: &State) -> Block {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Hash` is never used
[INFO] [stdout]   --> src/c3_consensus/mod.rs:16:6
[INFO] [stdout]    |
[INFO] [stdout] 16 | type Hash = u64;
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Header` is never constructed
[INFO] [stdout]   --> src/c3_consensus/mod.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Header<Digest> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Consensus` is never used
[INFO] [stdout]   --> src/c3_consensus/mod.rs:38:11
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub trait Consensus {
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Alice`, `Bob`, and `Charlie` are never constructed
[INFO] [stdout]    --> src/c3_consensus/mod.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub enum ConsensusAuthority {
[INFO] [stdout]     |          ------------------ variants in this enum
[INFO] [stdout] 110 |     Alice,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 111 |     Bob,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 112 |     Charlie,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ConsensusAuthority` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Pow` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p1_pow.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Pow {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `moderate_difficulty_pow` is never used
[INFO] [stdout]   --> src/c3_consensus/p1_pow.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn moderate_difficulty_pow() -> Pow {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trivial_always_valid_pow` is never used
[INFO] [stdout]   --> src/c3_consensus/p1_pow.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn trivial_always_valid_pow() -> Pow {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DictatorConsensus` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p2_dictator.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct DictatorConsensus {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SimplePoa` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct SimplePoa {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PoaRoundRobinByHeight` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct PoaRoundRobinByHeight {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PoaRoundRobinBySlot` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | struct PoaRoundRobinBySlot {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SlotDigest` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:74:8
[INFO] [stdout]    |
[INFO] [stdout] 74 | struct SlotDigest {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EvenOnly` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p4_even_only.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct EvenOnly<Inner: Consensus> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `almost_valid_but_not_all_even` is never used
[INFO] [stdout]   --> src/c3_consensus/p4_even_only.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn almost_valid_but_not_all_even() -> Vec<Header<u64>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AlternatingPowPoa` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p5_interleave.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct AlternatingPowPoa;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Pow` and `Poa` are never constructed
[INFO] [stdout]   --> src/c3_consensus/p5_interleave.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | enum PowOrPoaDigest {
[INFO] [stdout]    |      -------------- variants in this enum
[INFO] [stdout] 17 |     Pow(u64),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 18 |     Poa(ConsensusAuthority),
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PowOrPoaDigest` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Forked` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Forked<D, Before, After> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `change_authorities` is never used
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn change_authorities(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `change_difficulty` is never used
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn change_difficulty(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `even_after_given_height` is never used
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn even_after_given_height<Original: Consensus>(fork_height: u64) -> impl Consensus {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pow_to_poa` is never used
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:80:4
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn pow_to_poa(
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Hash` is never used
[INFO] [stdout]   --> src/c4_client/mod.rs:29:6
[INFO] [stdout]    |
[INFO] [stdout] 29 | type Hash = u64;
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FullClient` is never constructed
[INFO] [stdout]   --> src/c4_client/mod.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct FullClient<C, SM, FC, P>
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Hash` is never used
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:22:6
[INFO] [stdout]    |
[INFO] [stdout] 22 | type Hash = u64;
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `genesis`, `child`, `verify_child`, and `verify_sub_chain` are never used
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl<Digest> Header<Digest> {
[INFO] [stdout]    | --------------------------- associated items in this implementation
[INFO] [stdout] 25 |     /// Returns a new valid genesis header.
[INFO] [stdout] 26 |     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn child(&self, state_root: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     fn verify_child(&self, child: &Self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     fn verify_sub_chain(&self, chain: &[Self]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Block` is never constructed
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct Block<C: Consensus, SM: StateMachine> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `genesis`, `child`, and `verify_sub_chain` are never used
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl<C: Consensus, SM: StateMachine> Block<C, SM> {
[INFO] [stdout]    | ------------------------------------------------- associated items in this implementation
[INFO] [stdout] 52 |     /// Returns a new valid genesis block. By convention this block has no extrinsics.
[INFO] [stdout] 53 |     pub fn genesis(genesis_state: &SM::State) -> Self {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn child(&self, pre_state: &SM::State, extrinsics: Vec<u8>) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn verify_sub_chain(&self, pre_state: &SM::State, chain: &[Self]) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_empty_chain` is never used
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn create_empty_chain<C: Consensus, SM: StateMachine>(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | / impl<C, SM, FC, P> FullClient<C, SM, FC, P>
[INFO] [stdout] 81 | | where
[INFO] [stdout] 82 | |     SM: StateMachine,
[INFO] [stdout]    | |_____________________- associated function in this implementation
[INFO] [stdout] 83 |   {
[INFO] [stdout] 84 |       fn new(genesis_state: SM::State) -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ImportBlock` is never used
[INFO] [stdout]   --> src/c4_client/p2_importing_blocks.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub trait ImportBlock<C: Consensus, SM: StateMachine> {
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ForkChoice` is never used
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub trait ForkChoice<C: Consensus> {
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LongestChain` is never constructed
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct LongestChain {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HeaviestChain` is never constructed
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct HeaviestChain {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MostAliceSigs` is never constructed
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub struct MostAliceSigs {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ghost` is never constructed
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub struct Ghost {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `best_block` is never used
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 95 | impl<C, SM, FC, P> FullClient<C, SM, FC, P> {
[INFO] [stdout]    | ------------------------------------------- method in this implementation
[INFO] [stdout] 96 |     /// Return the hash of the best block currently known to the client
[INFO] [stdout] 97 |     fn best_block(&self) -> u64 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `TransactionPool` is never used
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub trait TransactionPool<SM: StateMachine> {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `submit_transaction`, `pool_size`, and `pool_contains` are never used
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | / impl<C, SM, FC, P> FullClient<C, SM, FC, P>           
[INFO] [stdout] 43 | |     where
[INFO] [stdout] 44 | |     SM: StateMachine,
[INFO] [stdout]    | |_____________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 48 |       pub fn submit_transaction(&mut self, t: SM::Transition) {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 54 |       pub fn pool_size(&self) -> usize {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |       pub fn pool_contains(&self, t: SM::Transition) -> bool {
[INFO] [stdout]    |              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SimplePool` is never constructed
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct SimplePool<SM: StateMachine>(VecDeque<SM::Transition>);
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PriorityPool` is never constructed
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout] 96 | pub struct PriorityPool<T, P: Fn(T) -> u64> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CensoringPool` is never constructed
[INFO] [stdout]    --> src/c4_client/p4_transaction_pool.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 | pub struct CensoringPool<T, P: Fn(T) -> bool> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `author_and_import_manual_block` and `author_and_import_automatic_block` are never used
[INFO] [stdout]   --> src/c4_client/p5_authoring_blocks.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | / impl<C, SM, FC, P> FullClient<C, SM, FC, P>
[INFO] [stdout]  8 | |     where
[INFO] [stdout]  9 | |     SM: StateMachine,
[INFO] [stdout]    | |_____________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 13 |       pub fn author_and_import_manual_block(&mut self, transactions: Vec<SM::Transition>, parent_hash: u64) {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |       pub fn author_and_import_automatic_block(&self) {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `manually_finalize_block` is never used
[INFO] [stdout]   --> src/c4_client/p6_finality.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl<C, SM, FC, P> FullClient<C, SM, FC, P> {
[INFO] [stdout]    | ------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub fn manually_finalize_block(&mut self, block_hash: u64) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: diy-blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "d79d2e0faaeb64db906b3f0de3037085ab35ed9b7ee498f314113eb3e51e5ed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d79d2e0faaeb64db906b3f0de3037085ab35ed9b7ee498f314113eb3e51e5ed4", kill_on_drop: false }`
[INFO] [stdout] d79d2e0faaeb64db906b3f0de3037085ab35ed9b7ee498f314113eb3e51e5ed4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94b0bfb31fad09ee3b26ee52ca311daf46bac33a9b4b495b111f0c69d7366559
[INFO] running `Command { std: "docker" "start" "-a" "94b0bfb31fad09ee3b26ee52ca311daf46bac33a9b4b495b111f0c69d7366559", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `Block` and `Header`
[INFO] [stdout]  --> src/c2_blockchain/mod.rs:7:25
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use p6_rich_state::{Block, Header};
[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: `crate::hash`
[INFO] [stdout]  --> src/c2_blockchain/p1_header_chain.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::hash;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::hash`
[INFO] [stdout]   --> src/c2_blockchain/p2_extrinsic_state.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::hash;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::hash`
[INFO] [stdout]  --> src/c2_blockchain/p3_consensus.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::hash;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::hash`
[INFO] [stdout]  --> src/c2_blockchain/p4_batched_extrinsics.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::hash;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::p3_consensus::THRESHOLD`
[INFO] [stdout]  --> src/c2_blockchain/p4_batched_extrinsics.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use super::p3_consensus::THRESHOLD;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::hash`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::hash;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::p3_consensus::THRESHOLD`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use super::p3_consensus::THRESHOLD;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::hash`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::hash;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::p3_consensus::THRESHOLD`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use super::p3_consensus::THRESHOLD;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> src/c3_consensus/p4_even_only.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:46:1
[INFO] [stdout]    |
[INFO] [stdout] 46 | / fn change_authorities(
[INFO] [stdout] 47 | |     fork_height: u64,
[INFO] [stdout] 48 | |     initial_authorities: Vec<ConsensusAuthority>,
[INFO] [stdout] 49 | |     final_authorities: Vec<ConsensusAuthority>,
[INFO] [stdout] 50 | | ) -> impl Consensus {
[INFO] [stdout]    | |___________________^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Consensus` will fail
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:50:6
[INFO] [stdout]    |
[INFO] [stdout] 50 | ) -> impl Consensus {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fork_height`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fork_height: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 47 |     _fork_height: u64,
[INFO] [stdout]    |     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 47 -     fork_height: u64,
[INFO] [stdout] 47 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `initial_authorities`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     initial_authorities: Vec<ConsensusAuthority>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_initial_authorities`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `final_authorities`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     final_authorities: Vec<ConsensusAuthority>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_final_authorities`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:55:1
[INFO] [stdout]    |
[INFO] [stdout] 55 | / fn change_difficulty(
[INFO] [stdout] 56 | |     fork_height: u64,
[INFO] [stdout] 57 | |     initial_difficulty: u64,
[INFO] [stdout] 58 | |     final_difficulty: u64,
[INFO] [stdout] 59 | | ) -> impl Consensus {
[INFO] [stdout]    | |___________________^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Consensus` will fail
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:59:6
[INFO] [stdout]    |
[INFO] [stdout] 59 | ) -> impl Consensus {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fork_height`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fork_height: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 56 |     _fork_height: u64,
[INFO] [stdout]    |     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 56 -     fork_height: u64,
[INFO] [stdout] 56 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `initial_difficulty`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     initial_difficulty: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 57 |     _initial_difficulty: u64,
[INFO] [stdout]    |     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 57 -     initial_difficulty: u64,
[INFO] [stdout] 57 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `final_difficulty`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     final_difficulty: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 58 |     _final_difficulty: u64,
[INFO] [stdout]    |     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 58 -     final_difficulty: u64,
[INFO] [stdout] 58 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:70:1
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn even_after_given_height<Original: Consensus>(fork_height: u64) -> impl Consensus {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Consensus` will fail
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:70:70
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn even_after_given_height<Original: Consensus>(fork_height: u64) -> impl Consensus {
[INFO] [stdout]    |                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fork_height`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:70:49
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn even_after_given_height<Original: Consensus>(fork_height: u64) -> impl Consensus {
[INFO] [stdout]    |                                                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn even_after_given_height<Original: Consensus>(_fork_height: u64) -> impl Consensus {
[INFO] [stdout]    |                                                 +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 70 - fn even_after_given_height<Original: Consensus>(fork_height: u64) -> impl Consensus {
[INFO] [stdout] 70 + fn even_after_given_height<Original: Consensus>(c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> impl Consensus {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:80:1
[INFO] [stdout]    |
[INFO] [stdout] 80 | / fn pow_to_poa(
[INFO] [stdout] 81 | |     fork_height: u64,
[INFO] [stdout] 82 | |     difficulty: u64,
[INFO] [stdout] 83 | |     authorities: Vec<ConsensusAuthority>,
[INFO] [stdout] 84 | | ) -> impl Consensus {
[INFO] [stdout]    | |___________________^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Consensus` will fail
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:84:6
[INFO] [stdout]    |
[INFO] [stdout] 84 | ) -> impl Consensus {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fork_height`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:81:5
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fork_height: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 81 |     _fork_height: u64,
[INFO] [stdout]    |     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 81 -     fork_height: u64,
[INFO] [stdout] 81 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `difficulty`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     difficulty: u64,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 82 |     _difficulty: u64,
[INFO] [stdout]    |     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 82 -     difficulty: u64,
[INFO] [stdout] 82 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `authorities`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:83:5
[INFO] [stdout]    |
[INFO] [stdout] 83 |     authorities: Vec<ConsensusAuthority>,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_authorities`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `starting_state`
[INFO] [stdout]   --> src/c1_state_machine/p1_switches.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn next_state(starting_state: &bool, t: &()) -> bool {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starting_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c1_state_machine/p1_switches.rs:17:42
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn next_state(starting_state: &bool, t: &()) -> bool {
[INFO] [stdout]    |                                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `starting_state`
[INFO] [stdout]   --> src/c1_state_machine/p1_switches.rs:44:19
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn next_state(starting_state: &TwoSwitches, t: &Toggle) -> TwoSwitches {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starting_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c1_state_machine/p1_switches.rs:44:49
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn next_state(starting_state: &TwoSwitches, t: &Toggle) -> TwoSwitches {
[INFO] [stdout]    |                                                 ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `starting_state`
[INFO] [stdout]   --> src/c1_state_machine/p2_laundry_machine.rs:42:19
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn next_state(starting_state: &ClothesState, t: &ClothesAction) -> ClothesState {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starting_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c1_state_machine/p2_laundry_machine.rs:42:50
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn next_state(starting_state: &ClothesState, t: &ClothesAction) -> ClothesState {
[INFO] [stdout]    |                                                  ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `starting_state`
[INFO] [stdout]   --> src/c1_state_machine/p3_atm.rs:60:19
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn next_state(starting_state: &Self::State, t: &Self::Transition) -> Self::State {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starting_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c1_state_machine/p3_atm.rs:60:49
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn next_state(starting_state: &Self::State, t: &Self::Transition) -> Self::State {
[INFO] [stdout]    |                                                 ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `starting_state`
[INFO] [stdout]   --> src/c1_state_machine/p4_accounted_currency.rs:47:19
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn next_state(starting_state: &Balances, t: &AccountingTransaction) -> Balances {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starting_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c1_state_machine/p4_accounted_currency.rs:47:46
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn next_state(starting_state: &Balances, t: &AccountingTransaction) -> Balances {
[INFO] [stdout]    |                                              ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `starting_state`
[INFO] [stdout]   --> src/c1_state_machine/p5_digital_cash.rs:96:19
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn next_state(starting_state: &Self::State, t: &Self::Transition) -> Self::State {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starting_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c1_state_machine/p5_digital_cash.rs:96:49
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn next_state(starting_state: &Self::State, t: &Self::Transition) -> Self::State {
[INFO] [stdout]    |                                                 ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c2_blockchain/p1_header_chain.rs:40:32
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsic`
[INFO] [stdout]   --> src/c2_blockchain/p2_extrinsic_state.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn child(&self, extrinsic: u64) -> Self {
[INFO] [stdout]    |                     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn child(&self, _extrinsic: u64) -> Self {
[INFO] [stdout]    |                     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 38 -     fn child(&self, extrinsic: u64) -> Self {
[INFO] [stdout] 38 +     fn child(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c2_blockchain/p2_extrinsic_state.rs:50:32
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/c2_blockchain/p2_extrinsic_state.rs:58:22
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn build_valid_chain(n: u64) -> Vec<Header> {
[INFO] [stdout]    |                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn build_valid_chain(_n: u64) -> Vec<Header> {
[INFO] [stdout]    |                      +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 58 - fn build_valid_chain(n: u64) -> Vec<Header> {
[INFO] [stdout] 58 + fn build_valid_chain(c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Vec<Header> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsic`
[INFO] [stdout]   --> src/c2_blockchain/p3_consensus.rs:44:21
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn child(&self, extrinsic: u64) -> Self {
[INFO] [stdout]    |                     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn child(&self, _extrinsic: u64) -> Self {
[INFO] [stdout]    |                     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 44 -     fn child(&self, extrinsic: u64) -> Self {
[INFO] [stdout] 44 +     fn child(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c2_blockchain/p3_consensus.rs:52:32
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c2_blockchain/p3_consensus.rs:64:37
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn verify_sub_chain_even(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c2_blockchain/p3_consensus.rs:70:36
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn verify_sub_chain_odd(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsics_root`
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:42:25
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn child(&self, _extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stdout]    |                         +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 42 -     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stdout] 42 +     pub fn child(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: Hash, state: u64) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:42:48
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stdout]    |                                                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn child(&self, extrinsics_root: Hash, _state: u64) -> Self {
[INFO] [stdout]    |                                                +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 42 -     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stdout] 42 +     pub fn child(&self, extrinsics_root: Hash, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:53:28
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn verify_child(&self, child: &Header) -> bool {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_child`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:64:32
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsics`
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:89:25
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn child(&self, extrinsics: Vec<u64>) -> Self {
[INFO] [stdout]    |                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsics`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:96:36
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn verify_sub_chain(&self, chain: &[Block]) -> bool {
[INFO] [stdout]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent`
[INFO] [stdout]    --> src/c2_blockchain/p4_batched_extrinsics.rs:109:48
[INFO] [stdout]     |
[INFO] [stdout] 109 | fn build_invalid_child_block_with_valid_header(parent: &Header) -> Block {
[INFO] [stdout]     |                                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `candidate_chains`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:34:23
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn best_chain<'a>(candidate_chains: &[&'a [Header]]) -> &'a [Header] {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_candidate_chains`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain_1`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:43:30
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn first_chain_is_better(chain_1: &[Header], chain_2: &[Header]) -> bool {
[INFO] [stdout]    |                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chain_1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain_2`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:43:50
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn first_chain_is_better(chain_1: &[Header], chain_2: &[Header]) -> bool {
[INFO] [stdout]    |                                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chain_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `candidate_chains`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:47:23
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn best_chain<'a>(candidate_chains: &[&'a [Header]]) -> &'a [Header] {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_candidate_chains`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:69:20
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn mine_extra_hard(block: &mut Block, threshold: u64) {
[INFO] [stdout]    |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `threshold`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:69:39
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn mine_extra_hard(block: &mut Block, threshold: u64) {
[INFO] [stdout]    |                                       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn mine_extra_hard(block: &mut Block, _threshold: u64) {
[INFO] [stdout]    |                                       +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 69 - fn mine_extra_hard(block: &mut Block, threshold: u64) {
[INFO] [stdout] 69 + fn mine_extra_hard(block: &mut Block, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain_1`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:74:30
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn first_chain_is_better(chain_1: &[Header], chain_2: &[Header]) -> bool {
[INFO] [stdout]    |                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chain_1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain_2`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:74:50
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn first_chain_is_better(chain_1: &[Header], chain_2: &[Header]) -> bool {
[INFO] [stdout]    |                                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chain_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `candidate_chains`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:78:23
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn best_chain<'a>(candidate_chains: &[&'a [Header]]) -> &'a [Header] {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_candidate_chains`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain_1`
[INFO] [stdout]    --> src/c2_blockchain/p5_fork_choice.rs:100:30
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn first_chain_is_better(chain_1: &[Header], chain_2: &[Header]) -> bool {
[INFO] [stdout]     |                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chain_1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain_2`
[INFO] [stdout]    --> src/c2_blockchain/p5_fork_choice.rs:100:50
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn first_chain_is_better(chain_1: &[Header], chain_2: &[Header]) -> bool {
[INFO] [stdout]     |                                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chain_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `candidate_chains`
[INFO] [stdout]    --> src/c2_blockchain/p5_fork_choice.rs:104:23
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn best_chain<'a>(candidate_chains: &[&'a [Header]]) -> &'a [Header] {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_candidate_chains`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `genesis_state_root`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:49:16
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn genesis(_genesis_state_root: Hash) -> Self {
[INFO] [stdout]    |                +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 49 -     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stdout] 49 +     fn genesis(c2_blockchain::p3_consensus::FORK_HEIGHT: Hash) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsics_root`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:57:21
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn child(&self, _extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stdout]    |                     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 57 -     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stdout] 57 +     fn child(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: Hash, state_root: Hash) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state_root`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:57:44
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stdout]    |                                            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn child(&self, extrinsics_root: Hash, _state_root: Hash) -> Self {
[INFO] [stdout]    |                                            +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 57 -     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stdout] 57 +     fn child(&self, extrinsics_root: Hash, c2_blockchain::p3_consensus::FORK_HEIGHT: Hash) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:62:28
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn verify_child(&self, child: &Header) -> bool {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_child`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:67:32
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `genesis_state`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:91:20
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn genesis(genesis_state: &State) -> Self {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_genesis_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pre_state`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:96:25
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn child(&self, pre_state: &State, extrinsics: Vec<u64>) -> Self {
[INFO] [stdout]    |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pre_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsics`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:96:44
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn child(&self, pre_state: &State, extrinsics: Vec<u64>) -> Self {
[INFO] [stdout]    |                                            ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsics`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pre_state`
[INFO] [stdout]    --> src/c2_blockchain/p6_rich_state.rs:105:36
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn verify_sub_chain(&self, pre_state: &State, chain: &[Block]) -> bool {
[INFO] [stdout]     |                                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pre_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]    --> src/c2_blockchain/p6_rich_state.rs:105:55
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn verify_sub_chain(&self, pre_state: &State, chain: &[Block]) -> bool {
[INFO] [stdout]     |                                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent`
[INFO] [stdout]    --> src/c2_blockchain/p6_rich_state.rs:121:48
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn build_invalid_child_block_with_valid_header(parent: &Header, pre_state: &State) -> Block {
[INFO] [stdout]     |                                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pre_state`
[INFO] [stdout]    --> src/c2_blockchain/p6_rich_state.rs:121:65
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn build_invalid_child_block_with_valid_header(parent: &Header, pre_state: &State) -> Block {
[INFO] [stdout]     |                                                                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pre_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c3_consensus/p1_pow.rs:21:42
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn validate(&self, _: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]   --> src/c3_consensus/p1_pow.rs:27:38
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn seal(&self, _: &Self::Digest, partial_header: Header<()>) -> Option<Header<Self::Digest>> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c3_consensus/p2_dictator.rs:23:42
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn validate(&self, _: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]   --> src/c3_consensus/p2_dictator.rs:28:38
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn seal(&self, _: &Self::Digest, partial_header: Header<()>) -> Option<Header<Self::Digest>> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:22:24
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:22:54
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |         parent_digest: &Self::Digest,
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         partial_header: Header<()>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:45:24
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:45:54
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         parent_digest: &Self::Digest,
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         partial_header: Header<()>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:82:24
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:82:54
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |         parent_digest: &Self::Digest,
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |         partial_header: Header<()>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p4_even_only.rs:19:24
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c3_consensus/p4_even_only.rs:19:54
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p4_even_only.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         parent_digest: &Self::Digest,
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]   --> src/c3_consensus/p4_even_only.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         partial_header: Header<()>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p5_interleave.rs:52:24
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c3_consensus/p5_interleave.rs:52:54
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p5_interleave.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |         parent_digest: &Self::Digest,
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]   --> src/c3_consensus/p5_interleave.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |         partial_header: Header<()>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:31:24
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:31:54
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         parent_digest: &Self::Digest,
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         partial_header: Header<()>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/mod.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |         parent_digest: &Self::Digest,
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c3_consensus/mod.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         chain: &[Header<Self::Digest>],
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]    --> src/c3_consensus/mod.rs:101:38
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn seal(&self, _: &Self::Digest, partial_header: Header<()>) -> Option<Header<Self::Digest>> {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `genesis_state_root`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:26:16
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn genesis(_genesis_state_root: Hash) -> Self {
[INFO] [stdout]    |                +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 26 -     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stdout] 26 +     fn genesis(c2_blockchain::p3_consensus::FORK_HEIGHT: Hash) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state_root`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn child(&self, state_root: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stdout]    |                     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn child(&self, _state_root: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stdout]    |                     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 31 -     fn child(&self, state_root: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stdout] 31 +     fn child(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsics_root`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:31:39
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn child(&self, state_root: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn child(&self, state_root: Hash, _extrinsics_root: Hash) -> Self {
[INFO] [stdout]    |                                       +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 31 -     fn child(&self, state_root: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stdout] 31 +     fn child(&self, state_root: Hash, c2_blockchain::p3_consensus::FORK_HEIGHT: Hash) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:36:28
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn verify_child(&self, child: &Self) -> bool {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_child`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:41:32
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn verify_sub_chain(&self, chain: &[Self]) -> bool {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `genesis_state`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:53:20
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn genesis(genesis_state: &SM::State) -> Self {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_genesis_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pre_state`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:58:25
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn child(&self, pre_state: &SM::State, extrinsics: Vec<u8>) -> Self {
[INFO] [stdout]    |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pre_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsics`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:58:48
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn child(&self, pre_state: &SM::State, extrinsics: Vec<u8>) -> Self {
[INFO] [stdout]    |                                                ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsics`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pre_state`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:63:36
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn verify_sub_chain(&self, pre_state: &SM::State, chain: &[Self]) -> bool {
[INFO] [stdout]    |                                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pre_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:63:59
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn verify_sub_chain(&self, pre_state: &SM::State, chain: &[Self]) -> bool {
[INFO] [stdout]    |                                                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 71 |     n: u64,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 71 |     _n: u64,
[INFO] [stdout]    |     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 71 -     n: u64,
[INFO] [stdout] 71 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `genesis_state`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     genesis_state: &SM::State,
[INFO] [stdout]    |     ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_genesis_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `genesis_state`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn new(genesis_state: SM::State) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_genesis_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_hash`
[INFO] [stdout]   --> src/c4_client/p2_importing_blocks.rs:41:25
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn get_block(&self, block_hash: u64) -> Option<Block<C, SM>> {
[INFO] [stdout]    |                         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn get_block(&self, _block_hash: u64) -> Option<Block<C, SM>> {
[INFO] [stdout]    |                         +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 41 -     fn get_block(&self, block_hash: u64) -> Option<Block<C, SM>> {
[INFO] [stdout] 41 +     fn get_block(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Option<Block<C, SM>> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_hash`
[INFO] [stdout]   --> src/c4_client/p2_importing_blocks.rs:45:25
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn get_state(&self, block_hash: u64) -> Option<<SM as StateMachine>::State> {
[INFO] [stdout]    |                         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn get_state(&self, _block_hash: u64) -> Option<<SM as StateMachine>::State> {
[INFO] [stdout]    |                         +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 45 -     fn get_state(&self, block_hash: u64) -> Option<<SM as StateMachine>::State> {
[INFO] [stdout] 45 +     fn get_state(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Option<<SM as StateMachine>::State> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_hash`
[INFO] [stdout]   --> src/c4_client/p2_importing_blocks.rs:49:23
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn is_leaf(&self, block_hash: u64) -> Option<bool> {
[INFO] [stdout]    |                       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn is_leaf(&self, _block_hash: u64) -> Option<bool> {
[INFO] [stdout]    |                       +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 49 -     fn is_leaf(&self, block_hash: u64) -> Option<bool> {
[INFO] [stdout] 49 +     fn is_leaf(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Option<bool> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:32:26
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn best_block(&self, header: Header<C::Digest>) -> Option<u64> {
[INFO] [stdout]    |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:36:31
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn import_hook(&mut self, header: Header<C::Digest>) {
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:49:26
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn best_block(&self, header: Header<u64>) -> Option<u64> {
[INFO] [stdout]    |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:53:31
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn import_hook(&mut self, header: Header<u64>) {
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:66:26
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn best_block(&self, header: Header<ConsensusAuthority>) -> Option<u64> {
[INFO] [stdout]    |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:70:31
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn import_hook(&mut self, header: Header<ConsensusAuthority>) {
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:83:26
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn best_block(&self, header: Header<u64>) -> Option<u64> {
[INFO] [stdout]    |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:87:31
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn import_hook(&mut self, header: Header<u64>) {
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:48:42
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn submit_transaction(&mut self, t: SM::Transition) {
[INFO] [stdout]    |                                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:59:33
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn pool_contains(&self, t: SM::Transition) -> bool {
[INFO] [stdout]    |                                 ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:68:30
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn try_insert(&mut self, t: <SM as StateMachine>::Transition) -> bool {
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:72:26
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn remove(&mut self, t: <SM as StateMachine>::Transition) {
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:80:24
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn contains(&self, t: <SM as StateMachine>::Transition) -> bool {
[INFO] [stdout]    |                        ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/c4_client/p4_transaction_pool.rs:110:30
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn try_insert(&mut self, t: <SM as StateMachine>::Transition) -> bool {
[INFO] [stdout]     |                              ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/c4_client/p4_transaction_pool.rs:114:26
[INFO] [stdout]     |
[INFO] [stdout] 114 |     fn remove(&mut self, t: <SM as StateMachine>::Transition) {
[INFO] [stdout]     |                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/c4_client/p4_transaction_pool.rs:122:24
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn contains(&self, t: <SM as StateMachine>::Transition) -> bool {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/c4_client/p4_transaction_pool.rs:145:30
[INFO] [stdout]     |
[INFO] [stdout] 145 |     fn try_insert(&mut self, t: <SM as StateMachine>::Transition) -> bool {
[INFO] [stdout]     |                              ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/c4_client/p4_transaction_pool.rs:149:26
[INFO] [stdout]     |
[INFO] [stdout] 149 |     fn remove(&mut self, t: <SM as StateMachine>::Transition) {
[INFO] [stdout]     |                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/c4_client/p4_transaction_pool.rs:157:24
[INFO] [stdout]     |
[INFO] [stdout] 157 |     fn contains(&self, t: <SM as StateMachine>::Transition) -> bool {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `transactions`
[INFO] [stdout]   --> src/c4_client/p5_authoring_blocks.rs:13:54
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn author_and_import_manual_block(&mut self, transactions: Vec<SM::Transition>, parent_hash: u64) {
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_transactions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_hash`
[INFO] [stdout]   --> src/c4_client/p5_authoring_blocks.rs:13:89
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn author_and_import_manual_block(&mut self, transactions: Vec<SM::Transition>, parent_hash: u64) {
[INFO] [stdout]    |                                                                                         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn author_and_import_manual_block(&mut self, transactions: Vec<SM::Transition>, _parent_hash: u64) {
[INFO] [stdout]    |                                                                                         +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 13 -     pub fn author_and_import_manual_block(&mut self, transactions: Vec<SM::Transition>, parent_hash: u64) {
[INFO] [stdout] 13 +     pub fn author_and_import_manual_block(&mut self, transactions: Vec<SM::Transition>, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_hash`
[INFO] [stdout]   --> src/c4_client/p6_finality.rs:13:47
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn manually_finalize_block(&mut self, block_hash: u64) -> bool {
[INFO] [stdout]    |                                               ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn manually_finalize_block(&mut self, _block_hash: u64) -> bool {
[INFO] [stdout]    |                                               +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 13 -     pub fn manually_finalize_block(&mut self, block_hash: u64) -> bool {
[INFO] [stdout] 13 +     pub fn manually_finalize_block(&mut self, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> bool {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hash` is never used
[INFO] [stdout]   --> src/lib.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn hash<T: Hash>(t: &T) -> u64 {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `StateMachine` is never used
[INFO] [stdout]   --> src/c1_state_machine/mod.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub trait StateMachine {
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `User` is never used
[INFO] [stdout]   --> src/c1_state_machine/mod.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub enum User {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LightSwitch` is never constructed
[INFO] [stdout]  --> src/c1_state_machine/p1_switches.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct LightSwitch;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WeirdSwitchMachine` is never constructed
[INFO] [stdout]   --> src/c1_state_machine/p1_switches.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct WeirdSwitchMachine;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TwoSwitches` is never constructed
[INFO] [stdout]   --> src/c1_state_machine/p1_switches.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct TwoSwitches {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Toggle` is never used
[INFO] [stdout]   --> src/c1_state_machine/p1_switches.rs:34:10
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub enum Toggle {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ClothesMachine` is never constructed
[INFO] [stdout]  --> src/c1_state_machine/p2_laundry_machine.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct ClothesMachine;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ClothesState` is never used
[INFO] [stdout]   --> src/c1_state_machine/p2_laundry_machine.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum ClothesState {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ClothesAction` is never used
[INFO] [stdout]   --> src/c1_state_machine/p2_laundry_machine.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub enum ClothesAction {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Key` is never used
[INFO] [stdout]  --> src/c1_state_machine/p3_atm.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum Key {
[INFO] [stdout]   |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Action` is never used
[INFO] [stdout]   --> src/c1_state_machine/p3_atm.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub enum Action {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Auth` is never used
[INFO] [stdout]   --> src/c1_state_machine/p3_atm.rs:28:6
[INFO] [stdout]    |
[INFO] [stdout] 28 | enum Auth {
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Atm` is never constructed
[INFO] [stdout]   --> src/c1_state_machine/p3_atm.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct Atm {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AccountedCurrency` is never constructed
[INFO] [stdout]   --> src/c1_state_machine/p4_accounted_currency.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct AccountedCurrency;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Balances` is never used
[INFO] [stdout]   --> src/c1_state_machine/p4_accounted_currency.rs:24:6
[INFO] [stdout]    |
[INFO] [stdout] 24 | type Balances = HashMap<User, u64>;
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `AccountingTransaction` is never used
[INFO] [stdout]   --> src/c1_state_machine/p4_accounted_currency.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub enum AccountingTransaction {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DigitalCashSystem` is never constructed
[INFO] [stdout]   --> src/c1_state_machine/p5_digital_cash.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct DigitalCashSystem;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Bill` is never constructed
[INFO] [stdout]   --> src/c1_state_machine/p5_digital_cash.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Bill {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `State` is never constructed
[INFO] [stdout]   --> src/c1_state_machine/p5_digital_cash.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct State {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `set_serial`, `next_serial`, `increment_serial`, and `add_bill` are never used
[INFO] [stdout]   --> src/c1_state_machine/p5_digital_cash.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl State {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 34 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn set_serial(&mut self, serial: u64) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn next_serial(&self) -> u64 {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     fn increment_serial(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     fn add_bill(&mut self, elem: Bill) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CashTransaction` is never used
[INFO] [stdout]   --> src/c1_state_machine/p5_digital_cash.rs:77:10
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub enum CashTransaction {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `State` is never constructed
[INFO] [stdout]   --> src/c1_state_machine/p6_open_ended.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct State {}
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Transition` is never used
[INFO] [stdout]   --> src/c1_state_machine/p6_open_ended.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub enum Transition {}
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Hash` is never used
[INFO] [stdout]   --> src/c2_blockchain/p1_header_chain.rs:10:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | type Hash = u64;
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Header` is never constructed
[INFO] [stdout]   --> src/c2_blockchain/p1_header_chain.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Header {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `genesis`, `child`, and `verify_sub_chain` are never used
[INFO] [stdout]   --> src/c2_blockchain/p1_header_chain.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Header {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 26 |     /// Returns a new valid genesis header.
[INFO] [stdout] 27 |     fn genesis() -> Self {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     fn child(&self) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_valid_chain_length_5` is never used
[INFO] [stdout]   --> src/c2_blockchain/p1_header_chain.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn build_valid_chain_length_5() -> Vec<Header> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_an_invalid_chain` is never used
[INFO] [stdout]   --> src/c2_blockchain/p1_header_chain.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn build_an_invalid_chain() -> Vec<Header> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Hash` is never used
[INFO] [stdout]   --> src/c2_blockchain/p2_extrinsic_state.rs:14:6
[INFO] [stdout]    |
[INFO] [stdout] 14 | type Hash = u64;
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Header` is never constructed
[INFO] [stdout]   --> src/c2_blockchain/p2_extrinsic_state.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Header {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `genesis`, `child`, and `verify_sub_chain` are never used
[INFO] [stdout]   --> src/c2_blockchain/p2_extrinsic_state.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Header {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 32 |     /// Returns a new valid genesis header.
[INFO] [stdout] 33 |     fn genesis() -> Self {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     fn child(&self, extrinsic: u64) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_valid_chain` is never used
[INFO] [stdout]   --> src/c2_blockchain/p2_extrinsic_state.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn build_valid_chain(n: u64) -> Vec<Header> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_an_invalid_chain` is never used
[INFO] [stdout]   --> src/c2_blockchain/p2_extrinsic_state.rs:72:4
[INFO] [stdout]    |
[INFO] [stdout] 72 | fn build_an_invalid_chain() -> Vec<Header> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_forked_chain` is never used
[INFO] [stdout]   --> src/c2_blockchain/p2_extrinsic_state.rs:87:4
[INFO] [stdout]    |
[INFO] [stdout] 87 | fn build_forked_chain() -> (Vec<Header>, Vec<Header>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Hash` is never used
[INFO] [stdout]   --> src/c2_blockchain/p3_consensus.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | type Hash = u64;
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `THRESHOLD` is never used
[INFO] [stdout]   --> src/c2_blockchain/p3_consensus.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const THRESHOLD: u64 = u64::max_value() / 100;
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FORK_HEIGHT` is never used
[INFO] [stdout]   --> src/c2_blockchain/p3_consensus.rs:20:7
[INFO] [stdout]    |
[INFO] [stdout] 20 | const FORK_HEIGHT: u64 = 2;
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Header` is never constructed
[INFO] [stdout]   --> src/c2_blockchain/p3_consensus.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Header {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `genesis`, `child`, `verify_sub_chain`, `verify_sub_chain_even`, and `verify_sub_chain_odd` are never used
[INFO] [stdout]   --> src/c2_blockchain/p3_consensus.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | impl Header {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 38 |     /// Returns a new valid genesis header.
[INFO] [stdout] 39 |     fn genesis() -> Self {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     fn child(&self, extrinsic: u64) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn verify_sub_chain_even(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     fn verify_sub_chain_odd(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_contentious_forked_chain` is never used
[INFO] [stdout]   --> src/c2_blockchain/p3_consensus.rs:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn build_contentious_forked_chain() -> (Vec<Header>, Vec<Header>, Vec<Header>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Hash` is never used
[INFO] [stdout]  --> src/c2_blockchain/p4_batched_extrinsics.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | type Hash = u64;
[INFO] [stdout]   |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Header` is never constructed
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Header {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `genesis`, `child`, `verify_child`, and `verify_sub_chain` are never used
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl Header {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 34 |     /// Returns a new valid genesis header.
[INFO] [stdout] 35 |     pub fn genesis() -> Self {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     fn verify_child(&self, child: &Header) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Block` is never constructed
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct Block {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `genesis`, `child`, and `verify_sub_chain` are never used
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 81 | impl Block {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 82 |     /// Returns a new valid genesis block. By convention this block has no extrinsics.
[INFO] [stdout] 83 |     pub fn genesis() -> Self {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |     pub fn child(&self, extrinsics: Vec<u64>) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 96 |     pub fn verify_sub_chain(&self, chain: &[Block]) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_invalid_child_block_with_valid_header` is never used
[INFO] [stdout]    --> src/c2_blockchain/p4_batched_extrinsics.rs:109:4
[INFO] [stdout]     |
[INFO] [stdout] 109 | fn build_invalid_child_block_with_valid_header(parent: &Header) -> Block {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ForkChoice` is never used
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub trait ForkChoice {
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LongestChainRule` is never constructed
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct LongestChainRule;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HeaviestChainRule` is never constructed
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub struct HeaviestChainRule;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mine_extra_hard` is never used
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:69:4
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn mine_extra_hard(block: &mut Block, threshold: u64) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MostBlocksWithEvenHash` is never constructed
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub struct MostBlocksWithEvenHash;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_fork_one_side_longer_other_side_heavier` is never used
[INFO] [stdout]    --> src/c2_blockchain/p5_fork_choice.rs:132:4
[INFO] [stdout]     |
[INFO] [stdout] 132 | fn create_fork_one_side_longer_other_side_heavier() -> (Vec<Header>, Vec<Header>, Vec<Header>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Hash` is never used
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:14:6
[INFO] [stdout]    |
[INFO] [stdout] 14 | type Hash = u64;
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `State` is never constructed
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct State {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Header` is never constructed
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Header {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `genesis`, `child`, `verify_child`, and `verify_sub_chain` are never used
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | impl Header {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 48 |     /// Returns a new valid genesis header.
[INFO] [stdout] 49 |     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |     fn verify_child(&self, child: &Header) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Block` is never constructed
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct Block {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `genesis`, `child`, and `verify_sub_chain` are never used
[INFO] [stdout]    --> src/c2_blockchain/p6_rich_state.rs:91:12
[INFO] [stdout]     |
[INFO] [stdout]  89 | impl Block {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout]  90 |     /// Returns a new valid genesis block. By convention this block has no extrinsics.
[INFO] [stdout]  91 |     pub fn genesis(genesis_state: &State) -> Self {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  96 |     pub fn child(&self, pre_state: &State, extrinsics: Vec<u64>) -> Self {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |     pub fn verify_sub_chain(&self, pre_state: &State, chain: &[Block]) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_invalid_child_block_with_valid_header` is never used
[INFO] [stdout]    --> src/c2_blockchain/p6_rich_state.rs:121:4
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn build_invalid_child_block_with_valid_header(parent: &Header, pre_state: &State) -> Block {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Hash` is never used
[INFO] [stdout]   --> src/c3_consensus/mod.rs:16:6
[INFO] [stdout]    |
[INFO] [stdout] 16 | type Hash = u64;
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Header` is never constructed
[INFO] [stdout]   --> src/c3_consensus/mod.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Header<Digest> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Consensus` is never used
[INFO] [stdout]   --> src/c3_consensus/mod.rs:38:11
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub trait Consensus {
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Alice`, `Bob`, and `Charlie` are never constructed
[INFO] [stdout]    --> src/c3_consensus/mod.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub enum ConsensusAuthority {
[INFO] [stdout]     |          ------------------ variants in this enum
[INFO] [stdout] 110 |     Alice,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 111 |     Bob,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 112 |     Charlie,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ConsensusAuthority` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Pow` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p1_pow.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Pow {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `moderate_difficulty_pow` is never used
[INFO] [stdout]   --> src/c3_consensus/p1_pow.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn moderate_difficulty_pow() -> Pow {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trivial_always_valid_pow` is never used
[INFO] [stdout]   --> src/c3_consensus/p1_pow.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn trivial_always_valid_pow() -> Pow {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DictatorConsensus` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p2_dictator.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct DictatorConsensus {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SimplePoa` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct SimplePoa {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PoaRoundRobinByHeight` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct PoaRoundRobinByHeight {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PoaRoundRobinBySlot` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | struct PoaRoundRobinBySlot {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SlotDigest` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:74:8
[INFO] [stdout]    |
[INFO] [stdout] 74 | struct SlotDigest {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EvenOnly` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p4_even_only.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct EvenOnly<Inner: Consensus> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `almost_valid_but_not_all_even` is never used
[INFO] [stdout]   --> src/c3_consensus/p4_even_only.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn almost_valid_but_not_all_even() -> Vec<Header<u64>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AlternatingPowPoa` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p5_interleave.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct AlternatingPowPoa;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Pow` and `Poa` are never constructed
[INFO] [stdout]   --> src/c3_consensus/p5_interleave.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | enum PowOrPoaDigest {
[INFO] [stdout]    |      -------------- variants in this enum
[INFO] [stdout] 17 |     Pow(u64),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 18 |     Poa(ConsensusAuthority),
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PowOrPoaDigest` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Forked` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Forked<D, Before, After> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `change_authorities` is never used
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn change_authorities(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `change_difficulty` is never used
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn change_difficulty(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `even_after_given_height` is never used
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn even_after_given_height<Original: Consensus>(fork_height: u64) -> impl Consensus {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pow_to_poa` is never used
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:80:4
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn pow_to_poa(
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Hash` is never used
[INFO] [stdout]   --> src/c4_client/mod.rs:29:6
[INFO] [stdout]    |
[INFO] [stdout] 29 | type Hash = u64;
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FullClient` is never constructed
[INFO] [stdout]   --> src/c4_client/mod.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct FullClient<C, SM, FC, P>
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Hash` is never used
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:22:6
[INFO] [stdout]    |
[INFO] [stdout] 22 | type Hash = u64;
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `genesis`, `child`, `verify_child`, and `verify_sub_chain` are never used
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl<Digest> Header<Digest> {
[INFO] [stdout]    | --------------------------- associated items in this implementation
[INFO] [stdout] 25 |     /// Returns a new valid genesis header.
[INFO] [stdout] 26 |     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn child(&self, state_root: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     fn verify_child(&self, child: &Self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     fn verify_sub_chain(&self, chain: &[Self]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Block` is never constructed
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct Block<C: Consensus, SM: StateMachine> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `genesis`, `child`, and `verify_sub_chain` are never used
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl<C: Consensus, SM: StateMachine> Block<C, SM> {
[INFO] [stdout]    | ------------------------------------------------- associated items in this implementation
[INFO] [stdout] 52 |     /// Returns a new valid genesis block. By convention this block has no extrinsics.
[INFO] [stdout] 53 |     pub fn genesis(genesis_state: &SM::State) -> Self {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn child(&self, pre_state: &SM::State, extrinsics: Vec<u8>) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn verify_sub_chain(&self, pre_state: &SM::State, chain: &[Self]) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_empty_chain` is never used
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn create_empty_chain<C: Consensus, SM: StateMachine>(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | / impl<C, SM, FC, P> FullClient<C, SM, FC, P>
[INFO] [stdout] 81 | | where
[INFO] [stdout] 82 | |     SM: StateMachine,
[INFO] [stdout]    | |_____________________- associated function in this implementation
[INFO] [stdout] 83 |   {
[INFO] [stdout] 84 |       fn new(genesis_state: SM::State) -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ImportBlock` is never used
[INFO] [stdout]   --> src/c4_client/p2_importing_blocks.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub trait ImportBlock<C: Consensus, SM: StateMachine> {
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ForkChoice` is never used
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub trait ForkChoice<C: Consensus> {
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LongestChain` is never constructed
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct LongestChain {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HeaviestChain` is never constructed
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct HeaviestChain {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MostAliceSigs` is never constructed
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub struct MostAliceSigs {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ghost` is never constructed
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub struct Ghost {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `best_block` is never used
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 95 | impl<C, SM, FC, P> FullClient<C, SM, FC, P> {
[INFO] [stdout]    | ------------------------------------------- method in this implementation
[INFO] [stdout] 96 |     /// Return the hash of the best block currently known to the client
[INFO] [stdout] 97 |     fn best_block(&self) -> u64 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `TransactionPool` is never used
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub trait TransactionPool<SM: StateMachine> {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `submit_transaction`, `pool_size`, and `pool_contains` are never used
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | / impl<C, SM, FC, P> FullClient<C, SM, FC, P>           
[INFO] [stdout] 43 | |     where
[INFO] [stdout] 44 | |     SM: StateMachine,
[INFO] [stdout]    | |_____________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 48 |       pub fn submit_transaction(&mut self, t: SM::Transition) {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 54 |       pub fn pool_size(&self) -> usize {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |       pub fn pool_contains(&self, t: SM::Transition) -> bool {
[INFO] [stdout]    |              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SimplePool` is never constructed
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct SimplePool<SM: StateMachine>(VecDeque<SM::Transition>);
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PriorityPool` is never constructed
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout] 96 | pub struct PriorityPool<T, P: Fn(T) -> u64> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CensoringPool` is never constructed
[INFO] [stdout]    --> src/c4_client/p4_transaction_pool.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 | pub struct CensoringPool<T, P: Fn(T) -> bool> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `author_and_import_manual_block` and `author_and_import_automatic_block` are never used
[INFO] [stdout]   --> src/c4_client/p5_authoring_blocks.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | / impl<C, SM, FC, P> FullClient<C, SM, FC, P>
[INFO] [stdout]  8 | |     where
[INFO] [stdout]  9 | |     SM: StateMachine,
[INFO] [stdout]    | |_____________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 13 |       pub fn author_and_import_manual_block(&mut self, transactions: Vec<SM::Transition>, parent_hash: u64) {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |       pub fn author_and_import_automatic_block(&self) {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `manually_finalize_block` is never used
[INFO] [stdout]   --> src/c4_client/p6_finality.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl<C, SM, FC, P> FullClient<C, SM, FC, P> {
[INFO] [stdout]    | ------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub fn manually_finalize_block(&mut self, block_hash: u64) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling diy-blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Block` and `Header`
[INFO] [stdout]  --> src/c2_blockchain/mod.rs:7:25
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use p6_rich_state::{Block, Header};
[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: `super::p3_consensus::THRESHOLD`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use super::p3_consensus::THRESHOLD;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> src/c3_consensus/p4_even_only.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:46:1
[INFO] [stdout]    |
[INFO] [stdout] 46 | / fn change_authorities(
[INFO] [stdout] 47 | |     fork_height: u64,
[INFO] [stdout] 48 | |     initial_authorities: Vec<ConsensusAuthority>,
[INFO] [stdout] 49 | |     final_authorities: Vec<ConsensusAuthority>,
[INFO] [stdout] 50 | | ) -> impl Consensus {
[INFO] [stdout]    | |___________________^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Consensus` will fail
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:50:6
[INFO] [stdout]    |
[INFO] [stdout] 50 | ) -> impl Consensus {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fork_height`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fork_height: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 47 |     _fork_height: u64,
[INFO] [stdout]    |     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 47 -     fork_height: u64,
[INFO] [stdout] 47 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `initial_authorities`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     initial_authorities: Vec<ConsensusAuthority>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_initial_authorities`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `final_authorities`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     final_authorities: Vec<ConsensusAuthority>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_final_authorities`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:55:1
[INFO] [stdout]    |
[INFO] [stdout] 55 | / fn change_difficulty(
[INFO] [stdout] 56 | |     fork_height: u64,
[INFO] [stdout] 57 | |     initial_difficulty: u64,
[INFO] [stdout] 58 | |     final_difficulty: u64,
[INFO] [stdout] 59 | | ) -> impl Consensus {
[INFO] [stdout]    | |___________________^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Consensus` will fail
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:59:6
[INFO] [stdout]    |
[INFO] [stdout] 59 | ) -> impl Consensus {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fork_height`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fork_height: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 56 |     _fork_height: u64,
[INFO] [stdout]    |     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 56 -     fork_height: u64,
[INFO] [stdout] 56 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `initial_difficulty`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     initial_difficulty: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 57 |     _initial_difficulty: u64,
[INFO] [stdout]    |     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 57 -     initial_difficulty: u64,
[INFO] [stdout] 57 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `final_difficulty`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     final_difficulty: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 58 |     _final_difficulty: u64,
[INFO] [stdout]    |     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 58 -     final_difficulty: u64,
[INFO] [stdout] 58 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:70:1
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn even_after_given_height<Original: Consensus>(fork_height: u64) -> impl Consensus {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Consensus` will fail
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:70:70
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn even_after_given_height<Original: Consensus>(fork_height: u64) -> impl Consensus {
[INFO] [stdout]    |                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fork_height`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:70:49
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn even_after_given_height<Original: Consensus>(fork_height: u64) -> impl Consensus {
[INFO] [stdout]    |                                                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn even_after_given_height<Original: Consensus>(_fork_height: u64) -> impl Consensus {
[INFO] [stdout]    |                                                 +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 70 - fn even_after_given_height<Original: Consensus>(fork_height: u64) -> impl Consensus {
[INFO] [stdout] 70 + fn even_after_given_height<Original: Consensus>(c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> impl Consensus {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:80:1
[INFO] [stdout]    |
[INFO] [stdout] 80 | / fn pow_to_poa(
[INFO] [stdout] 81 | |     fork_height: u64,
[INFO] [stdout] 82 | |     difficulty: u64,
[INFO] [stdout] 83 | |     authorities: Vec<ConsensusAuthority>,
[INFO] [stdout] 84 | | ) -> impl Consensus {
[INFO] [stdout]    | |___________________^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Consensus` will fail
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:84:6
[INFO] [stdout]    |
[INFO] [stdout] 84 | ) -> impl Consensus {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fork_height`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:81:5
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fork_height: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 81 |     _fork_height: u64,
[INFO] [stdout]    |     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 81 -     fork_height: u64,
[INFO] [stdout] 81 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `difficulty`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     difficulty: u64,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 82 |     _difficulty: u64,
[INFO] [stdout]    |     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 82 -     difficulty: u64,
[INFO] [stdout] 82 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `authorities`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:83:5
[INFO] [stdout]    |
[INFO] [stdout] 83 |     authorities: Vec<ConsensusAuthority>,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_authorities`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `starting_state`
[INFO] [stdout]   --> src/c1_state_machine/p1_switches.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn next_state(starting_state: &bool, t: &()) -> bool {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starting_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c1_state_machine/p1_switches.rs:17:42
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn next_state(starting_state: &bool, t: &()) -> bool {
[INFO] [stdout]    |                                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `starting_state`
[INFO] [stdout]   --> src/c1_state_machine/p1_switches.rs:44:19
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn next_state(starting_state: &TwoSwitches, t: &Toggle) -> TwoSwitches {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starting_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c1_state_machine/p1_switches.rs:44:49
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn next_state(starting_state: &TwoSwitches, t: &Toggle) -> TwoSwitches {
[INFO] [stdout]    |                                                 ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `starting_state`
[INFO] [stdout]   --> src/c1_state_machine/p2_laundry_machine.rs:42:19
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn next_state(starting_state: &ClothesState, t: &ClothesAction) -> ClothesState {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starting_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c1_state_machine/p2_laundry_machine.rs:42:50
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn next_state(starting_state: &ClothesState, t: &ClothesAction) -> ClothesState {
[INFO] [stdout]    |                                                  ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `starting_state`
[INFO] [stdout]   --> src/c1_state_machine/p3_atm.rs:60:19
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn next_state(starting_state: &Self::State, t: &Self::Transition) -> Self::State {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starting_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c1_state_machine/p3_atm.rs:60:49
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn next_state(starting_state: &Self::State, t: &Self::Transition) -> Self::State {
[INFO] [stdout]    |                                                 ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `starting_state`
[INFO] [stdout]   --> src/c1_state_machine/p4_accounted_currency.rs:47:19
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn next_state(starting_state: &Balances, t: &AccountingTransaction) -> Balances {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starting_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c1_state_machine/p4_accounted_currency.rs:47:46
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn next_state(starting_state: &Balances, t: &AccountingTransaction) -> Balances {
[INFO] [stdout]    |                                              ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `starting_state`
[INFO] [stdout]   --> src/c1_state_machine/p5_digital_cash.rs:96:19
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn next_state(starting_state: &Self::State, t: &Self::Transition) -> Self::State {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starting_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c1_state_machine/p5_digital_cash.rs:96:49
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn next_state(starting_state: &Self::State, t: &Self::Transition) -> Self::State {
[INFO] [stdout]    |                                                 ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c2_blockchain/p1_header_chain.rs:40:32
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsic`
[INFO] [stdout]   --> src/c2_blockchain/p2_extrinsic_state.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn child(&self, extrinsic: u64) -> Self {
[INFO] [stdout]    |                     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn child(&self, _extrinsic: u64) -> Self {
[INFO] [stdout]    |                     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 38 -     fn child(&self, extrinsic: u64) -> Self {
[INFO] [stdout] 38 +     fn child(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c2_blockchain/p2_extrinsic_state.rs:50:32
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/c2_blockchain/p2_extrinsic_state.rs:58:22
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn build_valid_chain(n: u64) -> Vec<Header> {
[INFO] [stdout]    |                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn build_valid_chain(_n: u64) -> Vec<Header> {
[INFO] [stdout]    |                      +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 58 - fn build_valid_chain(n: u64) -> Vec<Header> {
[INFO] [stdout] 58 + fn build_valid_chain(c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Vec<Header> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsic`
[INFO] [stdout]   --> src/c2_blockchain/p3_consensus.rs:44:21
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn child(&self, extrinsic: u64) -> Self {
[INFO] [stdout]    |                     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn child(&self, _extrinsic: u64) -> Self {
[INFO] [stdout]    |                     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 44 -     fn child(&self, extrinsic: u64) -> Self {
[INFO] [stdout] 44 +     fn child(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c2_blockchain/p3_consensus.rs:52:32
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c2_blockchain/p3_consensus.rs:64:37
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn verify_sub_chain_even(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c2_blockchain/p3_consensus.rs:70:36
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn verify_sub_chain_odd(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsics_root`
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:42:25
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn child(&self, _extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stdout]    |                         +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 42 -     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stdout] 42 +     pub fn child(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: Hash, state: u64) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:42:48
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stdout]    |                                                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn child(&self, extrinsics_root: Hash, _state: u64) -> Self {
[INFO] [stdout]    |                                                +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 42 -     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stdout] 42 +     pub fn child(&self, extrinsics_root: Hash, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:53:28
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn verify_child(&self, child: &Header) -> bool {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_child`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:64:32
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsics`
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:89:25
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn child(&self, extrinsics: Vec<u64>) -> Self {
[INFO] [stdout]    |                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsics`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:96:36
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn verify_sub_chain(&self, chain: &[Block]) -> bool {
[INFO] [stdout]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent`
[INFO] [stdout]    --> src/c2_blockchain/p4_batched_extrinsics.rs:109:48
[INFO] [stdout]     |
[INFO] [stdout] 109 | fn build_invalid_child_block_with_valid_header(parent: &Header) -> Block {
[INFO] [stdout]     |                                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `candidate_chains`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:34:23
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn best_chain<'a>(candidate_chains: &[&'a [Header]]) -> &'a [Header] {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_candidate_chains`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain_1`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:43:30
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn first_chain_is_better(chain_1: &[Header], chain_2: &[Header]) -> bool {
[INFO] [stdout]    |                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chain_1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain_2`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:43:50
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn first_chain_is_better(chain_1: &[Header], chain_2: &[Header]) -> bool {
[INFO] [stdout]    |                                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chain_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `candidate_chains`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:47:23
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn best_chain<'a>(candidate_chains: &[&'a [Header]]) -> &'a [Header] {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_candidate_chains`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:69:20
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn mine_extra_hard(block: &mut Block, threshold: u64) {
[INFO] [stdout]    |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `threshold`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:69:39
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn mine_extra_hard(block: &mut Block, threshold: u64) {
[INFO] [stdout]    |                                       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn mine_extra_hard(block: &mut Block, _threshold: u64) {
[INFO] [stdout]    |                                       +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 69 - fn mine_extra_hard(block: &mut Block, threshold: u64) {
[INFO] [stdout] 69 + fn mine_extra_hard(block: &mut Block, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain_1`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:74:30
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn first_chain_is_better(chain_1: &[Header], chain_2: &[Header]) -> bool {
[INFO] [stdout]    |                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chain_1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain_2`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:74:50
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn first_chain_is_better(chain_1: &[Header], chain_2: &[Header]) -> bool {
[INFO] [stdout]    |                                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chain_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `candidate_chains`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:78:23
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn best_chain<'a>(candidate_chains: &[&'a [Header]]) -> &'a [Header] {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_candidate_chains`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain_1`
[INFO] [stdout]    --> src/c2_blockchain/p5_fork_choice.rs:100:30
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn first_chain_is_better(chain_1: &[Header], chain_2: &[Header]) -> bool {
[INFO] [stdout]     |                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chain_1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain_2`
[INFO] [stdout]    --> src/c2_blockchain/p5_fork_choice.rs:100:50
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn first_chain_is_better(chain_1: &[Header], chain_2: &[Header]) -> bool {
[INFO] [stdout]     |                                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chain_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `candidate_chains`
[INFO] [stdout]    --> src/c2_blockchain/p5_fork_choice.rs:104:23
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn best_chain<'a>(candidate_chains: &[&'a [Header]]) -> &'a [Header] {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_candidate_chains`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `genesis_state_root`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:49:16
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn genesis(_genesis_state_root: Hash) -> Self {
[INFO] [stdout]    |                +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 49 -     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stdout] 49 +     fn genesis(c2_blockchain::p3_consensus::FORK_HEIGHT: Hash) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsics_root`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:57:21
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn child(&self, _extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stdout]    |                     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 57 -     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stdout] 57 +     fn child(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: Hash, state_root: Hash) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state_root`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:57:44
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stdout]    |                                            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn child(&self, extrinsics_root: Hash, _state_root: Hash) -> Self {
[INFO] [stdout]    |                                            +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 57 -     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stdout] 57 +     fn child(&self, extrinsics_root: Hash, c2_blockchain::p3_consensus::FORK_HEIGHT: Hash) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:62:28
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn verify_child(&self, child: &Header) -> bool {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_child`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:67:32
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `genesis_state`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:91:20
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn genesis(genesis_state: &State) -> Self {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_genesis_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pre_state`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:96:25
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn child(&self, pre_state: &State, extrinsics: Vec<u64>) -> Self {
[INFO] [stdout]    |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pre_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsics`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:96:44
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn child(&self, pre_state: &State, extrinsics: Vec<u64>) -> Self {
[INFO] [stdout]    |                                            ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsics`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pre_state`
[INFO] [stdout]    --> src/c2_blockchain/p6_rich_state.rs:105:36
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn verify_sub_chain(&self, pre_state: &State, chain: &[Block]) -> bool {
[INFO] [stdout]     |                                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pre_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]    --> src/c2_blockchain/p6_rich_state.rs:105:55
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn verify_sub_chain(&self, pre_state: &State, chain: &[Block]) -> bool {
[INFO] [stdout]     |                                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent`
[INFO] [stdout]    --> src/c2_blockchain/p6_rich_state.rs:121:48
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn build_invalid_child_block_with_valid_header(parent: &Header, pre_state: &State) -> Block {
[INFO] [stdout]     |                                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pre_state`
[INFO] [stdout]    --> src/c2_blockchain/p6_rich_state.rs:121:65
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn build_invalid_child_block_with_valid_header(parent: &Header, pre_state: &State) -> Block {
[INFO] [stdout]     |                                                                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pre_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c3_consensus/p1_pow.rs:21:42
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn validate(&self, _: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]   --> src/c3_consensus/p1_pow.rs:27:38
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn seal(&self, _: &Self::Digest, partial_header: Header<()>) -> Option<Header<Self::Digest>> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c3_consensus/p2_dictator.rs:23:42
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn validate(&self, _: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]   --> src/c3_consensus/p2_dictator.rs:28:38
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn seal(&self, _: &Self::Digest, partial_header: Header<()>) -> Option<Header<Self::Digest>> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:22:24
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:22:54
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |         parent_digest: &Self::Digest,
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         partial_header: Header<()>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:45:24
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:45:54
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         parent_digest: &Self::Digest,
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         partial_header: Header<()>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:82:24
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:82:54
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |         parent_digest: &Self::Digest,
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |         partial_header: Header<()>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p4_even_only.rs:19:24
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c3_consensus/p4_even_only.rs:19:54
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p4_even_only.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         parent_digest: &Self::Digest,
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]   --> src/c3_consensus/p4_even_only.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         partial_header: Header<()>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p5_interleave.rs:52:24
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c3_consensus/p5_interleave.rs:52:54
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p5_interleave.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |         parent_digest: &Self::Digest,
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]   --> src/c3_consensus/p5_interleave.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |         partial_header: Header<()>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:31:24
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:31:54
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         parent_digest: &Self::Digest,
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         partial_header: Header<()>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_digest`
[INFO] [stdout]   --> src/c3_consensus/mod.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |         parent_digest: &Self::Digest,
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c3_consensus/mod.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         chain: &[Header<Self::Digest>],
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `partial_header`
[INFO] [stdout]    --> src/c3_consensus/mod.rs:101:38
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn seal(&self, _: &Self::Digest, partial_header: Header<()>) -> Option<Header<Self::Digest>> {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `genesis_state_root`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:26:16
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn genesis(_genesis_state_root: Hash) -> Self {
[INFO] [stdout]    |                +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 26 -     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stdout] 26 +     fn genesis(c2_blockchain::p3_consensus::FORK_HEIGHT: Hash) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state_root`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn child(&self, state_root: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stdout]    |                     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn child(&self, _state_root: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stdout]    |                     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 31 -     fn child(&self, state_root: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stdout] 31 +     fn child(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsics_root`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:31:39
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn child(&self, state_root: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn child(&self, state_root: Hash, _extrinsics_root: Hash) -> Self {
[INFO] [stdout]    |                                       +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 31 -     fn child(&self, state_root: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stdout] 31 +     fn child(&self, state_root: Hash, c2_blockchain::p3_consensus::FORK_HEIGHT: Hash) -> Self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:36:28
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn verify_child(&self, child: &Self) -> bool {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_child`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:41:32
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn verify_sub_chain(&self, chain: &[Self]) -> bool {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `genesis_state`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:53:20
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn genesis(genesis_state: &SM::State) -> Self {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_genesis_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pre_state`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:58:25
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn child(&self, pre_state: &SM::State, extrinsics: Vec<u8>) -> Self {
[INFO] [stdout]    |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pre_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsics`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:58:48
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn child(&self, pre_state: &SM::State, extrinsics: Vec<u8>) -> Self {
[INFO] [stdout]    |                                                ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsics`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pre_state`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:63:36
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn verify_sub_chain(&self, pre_state: &SM::State, chain: &[Self]) -> bool {
[INFO] [stdout]    |                                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pre_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:63:59
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn verify_sub_chain(&self, pre_state: &SM::State, chain: &[Self]) -> bool {
[INFO] [stdout]    |                                                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 71 |     n: u64,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 71 |     _n: u64,
[INFO] [stdout]    |     +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 71 -     n: u64,
[INFO] [stdout] 71 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `genesis_state`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     genesis_state: &SM::State,
[INFO] [stdout]    |     ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_genesis_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `genesis_state`
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn new(genesis_state: SM::State) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_genesis_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_hash`
[INFO] [stdout]   --> src/c4_client/p2_importing_blocks.rs:41:25
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn get_block(&self, block_hash: u64) -> Option<Block<C, SM>> {
[INFO] [stdout]    |                         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn get_block(&self, _block_hash: u64) -> Option<Block<C, SM>> {
[INFO] [stdout]    |                         +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 41 -     fn get_block(&self, block_hash: u64) -> Option<Block<C, SM>> {
[INFO] [stdout] 41 +     fn get_block(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Option<Block<C, SM>> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_hash`
[INFO] [stdout]   --> src/c4_client/p2_importing_blocks.rs:45:25
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn get_state(&self, block_hash: u64) -> Option<<SM as StateMachine>::State> {
[INFO] [stdout]    |                         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn get_state(&self, _block_hash: u64) -> Option<<SM as StateMachine>::State> {
[INFO] [stdout]    |                         +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 45 -     fn get_state(&self, block_hash: u64) -> Option<<SM as StateMachine>::State> {
[INFO] [stdout] 45 +     fn get_state(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Option<<SM as StateMachine>::State> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_hash`
[INFO] [stdout]   --> src/c4_client/p2_importing_blocks.rs:49:23
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn is_leaf(&self, block_hash: u64) -> Option<bool> {
[INFO] [stdout]    |                       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn is_leaf(&self, _block_hash: u64) -> Option<bool> {
[INFO] [stdout]    |                       +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 49 -     fn is_leaf(&self, block_hash: u64) -> Option<bool> {
[INFO] [stdout] 49 +     fn is_leaf(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Option<bool> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:32:26
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn best_block(&self, header: Header<C::Digest>) -> Option<u64> {
[INFO] [stdout]    |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:36:31
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn import_hook(&mut self, header: Header<C::Digest>) {
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:49:26
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn best_block(&self, header: Header<u64>) -> Option<u64> {
[INFO] [stdout]    |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:53:31
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn import_hook(&mut self, header: Header<u64>) {
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:66:26
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn best_block(&self, header: Header<ConsensusAuthority>) -> Option<u64> {
[INFO] [stdout]    |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:70:31
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn import_hook(&mut self, header: Header<ConsensusAuthority>) {
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:83:26
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn best_block(&self, header: Header<u64>) -> Option<u64> {
[INFO] [stdout]    |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:87:31
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn import_hook(&mut self, header: Header<u64>) {
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:48:42
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn submit_transaction(&mut self, t: SM::Transition) {
[INFO] [stdout]    |                                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:59:33
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn pool_contains(&self, t: SM::Transition) -> bool {
[INFO] [stdout]    |                                 ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:68:30
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn try_insert(&mut self, t: <SM as StateMachine>::Transition) -> bool {
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:72:26
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn remove(&mut self, t: <SM as StateMachine>::Transition) {
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:80:24
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn contains(&self, t: <SM as StateMachine>::Transition) -> bool {
[INFO] [stdout]    |                        ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/c4_client/p4_transaction_pool.rs:110:30
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn try_insert(&mut self, t: <SM as StateMachine>::Transition) -> bool {
[INFO] [stdout]     |                              ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/c4_client/p4_transaction_pool.rs:114:26
[INFO] [stdout]     |
[INFO] [stdout] 114 |     fn remove(&mut self, t: <SM as StateMachine>::Transition) {
[INFO] [stdout]     |                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/c4_client/p4_transaction_pool.rs:122:24
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn contains(&self, t: <SM as StateMachine>::Transition) -> bool {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/c4_client/p4_transaction_pool.rs:145:30
[INFO] [stdout]     |
[INFO] [stdout] 145 |     fn try_insert(&mut self, t: <SM as StateMachine>::Transition) -> bool {
[INFO] [stdout]     |                              ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/c4_client/p4_transaction_pool.rs:149:26
[INFO] [stdout]     |
[INFO] [stdout] 149 |     fn remove(&mut self, t: <SM as StateMachine>::Transition) {
[INFO] [stdout]     |                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/c4_client/p4_transaction_pool.rs:157:24
[INFO] [stdout]     |
[INFO] [stdout] 157 |     fn contains(&self, t: <SM as StateMachine>::Transition) -> bool {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `transactions`
[INFO] [stdout]   --> src/c4_client/p5_authoring_blocks.rs:13:54
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn author_and_import_manual_block(&mut self, transactions: Vec<SM::Transition>, parent_hash: u64) {
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_transactions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent_hash`
[INFO] [stdout]   --> src/c4_client/p5_authoring_blocks.rs:13:89
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn author_and_import_manual_block(&mut self, transactions: Vec<SM::Transition>, parent_hash: u64) {
[INFO] [stdout]    |                                                                                         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn author_and_import_manual_block(&mut self, transactions: Vec<SM::Transition>, _parent_hash: u64) {
[INFO] [stdout]    |                                                                                         +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 13 -     pub fn author_and_import_manual_block(&mut self, transactions: Vec<SM::Transition>, parent_hash: u64) {
[INFO] [stdout] 13 +     pub fn author_and_import_manual_block(&mut self, transactions: Vec<SM::Transition>, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_hash`
[INFO] [stdout]   --> src/c4_client/p6_finality.rs:13:47
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn manually_finalize_block(&mut self, block_hash: u64) -> bool {
[INFO] [stdout]    |                                               ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn manually_finalize_block(&mut self, _block_hash: u64) -> bool {
[INFO] [stdout]    |                                               +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stdout]    |
[INFO] [stdout] 13 -     pub fn manually_finalize_block(&mut self, block_hash: u64) -> bool {
[INFO] [stdout] 13 +     pub fn manually_finalize_block(&mut self, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> bool {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `human_name` is never used
[INFO] [stdout]   --> src/c1_state_machine/mod.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub trait StateMachine {
[INFO] [stdout]    |           ------------ associated function in this trait
[INFO] [stdout] ...
[INFO] [stdout] 25 |     fn human_name() -> String {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/c1_state_machine/p3_atm.rs:21:15
[INFO] [stdout]    |
[INFO] [stdout] 21 |     SwipeCard(u64),
[INFO] [stdout]    |     --------- ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[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] 21 -     SwipeCard(u64),
[INFO] [stdout] 21 +     SwipeCard(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/c1_state_machine/p3_atm.rs:23:14
[INFO] [stdout]    |
[INFO] [stdout] 23 |     PressKey(Key),
[INFO] [stdout]    |     -------- ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[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] 23 -     PressKey(Key),
[INFO] [stdout] 23 +     PressKey(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `minter` and `amount` are never read
[INFO] [stdout]   --> src/c1_state_machine/p4_accounted_currency.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     Mint { minter: User, amount: u64 },
[INFO] [stdout]    |     ----   ^^^^^^        ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `burner` and `amount` are never read
[INFO] [stdout]   --> src/c1_state_machine/p4_accounted_currency.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     Burn { burner: User, amount: u64 },
[INFO] [stdout]    |     ----   ^^^^^^        ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `sender`, `receiver`, and `amount` are never read
[INFO] [stdout]   --> src/c1_state_machine/p4_accounted_currency.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     Transfer {
[INFO] [stdout]    |     -------- fields in this variant
[INFO] [stdout] 36 |         sender: User,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 37 |         receiver: User,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 38 |         amount: u64,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `next_serial` is never used
[INFO] [stdout]   --> src/c1_state_machine/p5_digital_cash.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl State {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn next_serial(&self) -> u64 {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `minter` and `amount` are never read
[INFO] [stdout]   --> src/c1_state_machine/p5_digital_cash.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     Mint { minter: User, amount: u64 },
[INFO] [stdout]    |     ----   ^^^^^^        ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `spends` and `receives` are never read
[INFO] [stdout]   --> src/c1_state_machine/p5_digital_cash.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |     Transfer {
[INFO] [stdout]    |     -------- fields in this variant
[INFO] [stdout] 86 |         spends: Vec<Bill>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 87 |         receives: Vec<Bill>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `State` is never constructed
[INFO] [stdout]   --> src/c1_state_machine/p6_open_ended.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct State {}
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Transition` is never used
[INFO] [stdout]   --> src/c1_state_machine/p6_open_ended.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub enum Transition {}
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_valid_chain` is never used
[INFO] [stdout]   --> src/c2_blockchain/p2_extrinsic_state.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn build_valid_chain(n: u64) -> Vec<Header> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FORK_HEIGHT` is never used
[INFO] [stdout]   --> src/c2_blockchain/p3_consensus.rs:20:7
[INFO] [stdout]    |
[INFO] [stdout] 20 | const FORK_HEIGHT: u64 = 2;
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `verify_sub_chain` is never used
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl Header {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `verify_sub_chain` is never used
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | impl Header {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 67 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Hash` is never used
[INFO] [stdout]   --> src/c3_consensus/mod.rs:16:6
[INFO] [stdout]    |
[INFO] [stdout] 16 | type Hash = u64;
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Header` is never constructed
[INFO] [stdout]   --> src/c3_consensus/mod.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Header<Digest> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Consensus` is never used
[INFO] [stdout]   --> src/c3_consensus/mod.rs:38:11
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub trait Consensus {
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Alice`, `Bob`, and `Charlie` are never constructed
[INFO] [stdout]    --> src/c3_consensus/mod.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub enum ConsensusAuthority {
[INFO] [stdout]     |          ------------------ variants in this enum
[INFO] [stdout] 110 |     Alice,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 111 |     Bob,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 112 |     Charlie,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ConsensusAuthority` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Pow` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p1_pow.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Pow {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `moderate_difficulty_pow` is never used
[INFO] [stdout]   --> src/c3_consensus/p1_pow.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn moderate_difficulty_pow() -> Pow {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trivial_always_valid_pow` is never used
[INFO] [stdout]   --> src/c3_consensus/p1_pow.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn trivial_always_valid_pow() -> Pow {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DictatorConsensus` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p2_dictator.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct DictatorConsensus {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SimplePoa` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct SimplePoa {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PoaRoundRobinByHeight` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct PoaRoundRobinByHeight {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PoaRoundRobinBySlot` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | struct PoaRoundRobinBySlot {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SlotDigest` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p3_poa.rs:74:8
[INFO] [stdout]    |
[INFO] [stdout] 74 | struct SlotDigest {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EvenOnly` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p4_even_only.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct EvenOnly<Inner: Consensus> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `almost_valid_but_not_all_even` is never used
[INFO] [stdout]   --> src/c3_consensus/p4_even_only.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn almost_valid_but_not_all_even() -> Vec<Header<u64>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AlternatingPowPoa` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p5_interleave.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct AlternatingPowPoa;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Pow` and `Poa` are never constructed
[INFO] [stdout]   --> src/c3_consensus/p5_interleave.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | enum PowOrPoaDigest {
[INFO] [stdout]    |      -------------- variants in this enum
[INFO] [stdout] 17 |     Pow(u64),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 18 |     Poa(ConsensusAuthority),
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PowOrPoaDigest` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Forked` is never constructed
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Forked<D, Before, After> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `change_authorities` is never used
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn change_authorities(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `change_difficulty` is never used
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn change_difficulty(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `even_after_given_height` is never used
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn even_after_given_height<Original: Consensus>(fork_height: u64) -> impl Consensus {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pow_to_poa` is never used
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:80:4
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn pow_to_poa(
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Hash` is never used
[INFO] [stdout]   --> src/c4_client/mod.rs:29:6
[INFO] [stdout]    |
[INFO] [stdout] 29 | type Hash = u64;
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FullClient` is never constructed
[INFO] [stdout]   --> src/c4_client/mod.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct FullClient<C, SM, FC, P>
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Hash` is never used
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:22:6
[INFO] [stdout]    |
[INFO] [stdout] 22 | type Hash = u64;
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `genesis`, `child`, `verify_child`, and `verify_sub_chain` are never used
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl<Digest> Header<Digest> {
[INFO] [stdout]    | --------------------------- associated items in this implementation
[INFO] [stdout] 25 |     /// Returns a new valid genesis header.
[INFO] [stdout] 26 |     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn child(&self, state_root: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     fn verify_child(&self, child: &Self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     fn verify_sub_chain(&self, chain: &[Self]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Block` is never constructed
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct Block<C: Consensus, SM: StateMachine> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `genesis`, `child`, and `verify_sub_chain` are never used
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl<C: Consensus, SM: StateMachine> Block<C, SM> {
[INFO] [stdout]    | ------------------------------------------------- associated items in this implementation
[INFO] [stdout] 52 |     /// Returns a new valid genesis block. By convention this block has no extrinsics.
[INFO] [stdout] 53 |     pub fn genesis(genesis_state: &SM::State) -> Self {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn child(&self, pre_state: &SM::State, extrinsics: Vec<u8>) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn verify_sub_chain(&self, pre_state: &SM::State, chain: &[Self]) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_empty_chain` is never used
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn create_empty_chain<C: Consensus, SM: StateMachine>(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/c4_client/p1_data_structure.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | / impl<C, SM, FC, P> FullClient<C, SM, FC, P>
[INFO] [stdout] 81 | | where
[INFO] [stdout] 82 | |     SM: StateMachine,
[INFO] [stdout]    | |_____________________- associated function in this implementation
[INFO] [stdout] 83 |   {
[INFO] [stdout] 84 |       fn new(genesis_state: SM::State) -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ImportBlock` is never used
[INFO] [stdout]   --> src/c4_client/p2_importing_blocks.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub trait ImportBlock<C: Consensus, SM: StateMachine> {
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ForkChoice` is never used
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub trait ForkChoice<C: Consensus> {
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LongestChain` is never constructed
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct LongestChain {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HeaviestChain` is never constructed
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct HeaviestChain {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MostAliceSigs` is never constructed
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub struct MostAliceSigs {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ghost` is never constructed
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub struct Ghost {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `best_block` is never used
[INFO] [stdout]   --> src/c4_client/p3_fork_choice.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 95 | impl<C, SM, FC, P> FullClient<C, SM, FC, P> {
[INFO] [stdout]    | ------------------------------------------- method in this implementation
[INFO] [stdout] 96 |     /// Return the hash of the best block currently known to the client
[INFO] [stdout] 97 |     fn best_block(&self) -> u64 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `TransactionPool` is never used
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub trait TransactionPool<SM: StateMachine> {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `submit_transaction`, `pool_size`, and `pool_contains` are never used
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | / impl<C, SM, FC, P> FullClient<C, SM, FC, P>           
[INFO] [stdout] 43 | |     where
[INFO] [stdout] 44 | |     SM: StateMachine,
[INFO] [stdout]    | |_____________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 48 |       pub fn submit_transaction(&mut self, t: SM::Transition) {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 54 |       pub fn pool_size(&self) -> usize {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |       pub fn pool_contains(&self, t: SM::Transition) -> bool {
[INFO] [stdout]    |              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SimplePool` is never constructed
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct SimplePool<SM: StateMachine>(VecDeque<SM::Transition>);
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PriorityPool` is never constructed
[INFO] [stdout]   --> src/c4_client/p4_transaction_pool.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout] 96 | pub struct PriorityPool<T, P: Fn(T) -> u64> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CensoringPool` is never constructed
[INFO] [stdout]    --> src/c4_client/p4_transaction_pool.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 | pub struct CensoringPool<T, P: Fn(T) -> bool> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `author_and_import_manual_block` and `author_and_import_automatic_block` are never used
[INFO] [stdout]   --> src/c4_client/p5_authoring_blocks.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | / impl<C, SM, FC, P> FullClient<C, SM, FC, P>
[INFO] [stdout]  8 | |     where
[INFO] [stdout]  9 | |     SM: StateMachine,
[INFO] [stdout]    | |_____________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 13 |       pub fn author_and_import_manual_block(&mut self, transactions: Vec<SM::Transition>, parent_hash: u64) {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |       pub fn author_and_import_automatic_block(&self) {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `manually_finalize_block` is never used
[INFO] [stdout]   --> src/c4_client/p6_finality.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl<C, SM, FC, P> FullClient<C, SM, FC, P> {
[INFO] [stdout]    | ------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub fn manually_finalize_block(&mut self, block_hash: u64) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.15s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: diy-blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "94b0bfb31fad09ee3b26ee52ca311daf46bac33a9b4b495b111f0c69d7366559", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94b0bfb31fad09ee3b26ee52ca311daf46bac33a9b4b495b111f0c69d7366559", kill_on_drop: false }`
[INFO] [stdout] 94b0bfb31fad09ee3b26ee52ca311daf46bac33a9b4b495b111f0c69d7366559
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2905e6862cf33cdcddc874a6bd4f537e2175618e2ac5791a46c26cd3ec3d0233
[INFO] running `Command { std: "docker" "start" "-a" "2905e6862cf33cdcddc874a6bd4f537e2175618e2ac5791a46c26cd3ec3d0233", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `Block` and `Header`
[INFO] [stderr]  --> src/c2_blockchain/mod.rs:7:25
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub use p6_rich_state::{Block, Header};
[INFO] [stderr]   |                         ^^^^^  ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::hash`
[INFO] [stderr]  --> src/c2_blockchain/p1_header_chain.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::hash;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::hash`
[INFO] [stderr]   --> src/c2_blockchain/p2_extrinsic_state.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use crate::hash;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::hash`
[INFO] [stderr]  --> src/c2_blockchain/p3_consensus.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::hash;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::hash`
[INFO] [stderr]  --> src/c2_blockchain/p4_batched_extrinsics.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::hash;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::p3_consensus::THRESHOLD`
[INFO] [stderr]  --> src/c2_blockchain/p4_batched_extrinsics.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use super::p3_consensus::THRESHOLD;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::hash`
[INFO] [stderr]   --> src/c2_blockchain/p5_fork_choice.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use crate::hash;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::p3_consensus::THRESHOLD`
[INFO] [stderr]   --> src/c2_blockchain/p5_fork_choice.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use super::p3_consensus::THRESHOLD;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::hash`
[INFO] [stderr]   --> src/c2_blockchain/p6_rich_state.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use crate::hash;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::p3_consensus::THRESHOLD`
[INFO] [stderr]   --> src/c2_blockchain/p6_rich_state.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use super::p3_consensus::THRESHOLD;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]  --> src/c3_consensus/p4_even_only.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::marker::PhantomData;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this function depends on never type fallback being `()`
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:46:1
[INFO] [stderr]    |
[INFO] [stderr] 46 | / fn change_authorities(
[INFO] [stderr] 47 | |     fork_height: u64,
[INFO] [stderr] 48 | |     initial_authorities: Vec<ConsensusAuthority>,
[INFO] [stderr] 49 | |     final_authorities: Vec<ConsensusAuthority>,
[INFO] [stderr] 50 | | ) -> impl Consensus {
[INFO] [stderr]    | |___________________^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stderr]    = help: specify the types explicitly
[INFO] [stderr] note: in edition 2024, the requirement `!: Consensus` will fail
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:50:6
[INFO] [stderr]    |
[INFO] [stderr] 50 | ) -> impl Consensus {
[INFO] [stderr]    |      ^^^^^^^^^^^^^^
[INFO] [stderr]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `fork_height`
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fork_height: u64,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 47 |     _fork_height: u64,
[INFO] [stderr]    |     +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stderr]    |
[INFO] [stderr] 47 -     fork_height: u64,
[INFO] [stderr] 47 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `initial_authorities`
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     initial_authorities: Vec<ConsensusAuthority>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_initial_authorities`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `final_authorities`
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     final_authorities: Vec<ConsensusAuthority>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_final_authorities`
[INFO] [stderr] 
[INFO] [stderr] warning: this function depends on never type fallback being `()`
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | / fn change_difficulty(
[INFO] [stderr] 56 | |     fork_height: u64,
[INFO] [stderr] 57 | |     initial_difficulty: u64,
[INFO] [stderr] 58 | |     final_difficulty: u64,
[INFO] [stderr] 59 | | ) -> impl Consensus {
[INFO] [stderr]    | |___________________^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stderr]    = help: specify the types explicitly
[INFO] [stderr] note: in edition 2024, the requirement `!: Consensus` will fail
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:59:6
[INFO] [stderr]    |
[INFO] [stderr] 59 | ) -> impl Consensus {
[INFO] [stderr]    |      ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `fork_height`
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fork_height: u64,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 56 |     _fork_height: u64,
[INFO] [stderr]    |     +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stderr]    |
[INFO] [stderr] 56 -     fork_height: u64,
[INFO] [stderr] 56 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `initial_difficulty`
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     initial_difficulty: u64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 57 |     _initial_difficulty: u64,
[INFO] [stderr]    |     +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stderr]    |
[INFO] [stderr] 57 -     initial_difficulty: u64,
[INFO] [stderr] 57 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `final_difficulty`
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     final_difficulty: u64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 58 |     _final_difficulty: u64,
[INFO] [stderr]    |     +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stderr]    |
[INFO] [stderr] 58 -     final_difficulty: u64,
[INFO] [stderr] 58 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: this function depends on never type fallback being `()`
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:70:1
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn even_after_given_height<Original: Consensus>(fork_height: u64) -> impl Consensus {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stderr]    = help: specify the types explicitly
[INFO] [stderr] note: in edition 2024, the requirement `!: Consensus` will fail
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:70:70
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn even_after_given_height<Original: Consensus>(fork_height: u64) -> impl Consensus {
[INFO] [stderr]    |                                                                      ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `fork_height`
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:70:49
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn even_after_given_height<Original: Consensus>(fork_height: u64) -> impl Consensus {
[INFO] [stderr]    |                                                 ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn even_after_given_height<Original: Consensus>(_fork_height: u64) -> impl Consensus {
[INFO] [stderr]    |                                                 +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stderr]    |
[INFO] [stderr] 70 - fn even_after_given_height<Original: Consensus>(fork_height: u64) -> impl Consensus {
[INFO] [stderr] 70 + fn even_after_given_height<Original: Consensus>(c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> impl Consensus {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: this function depends on never type fallback being `()`
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:80:1
[INFO] [stderr]    |
[INFO] [stderr] 80 | / fn pow_to_poa(
[INFO] [stderr] 81 | |     fork_height: u64,
[INFO] [stderr] 82 | |     difficulty: u64,
[INFO] [stderr] 83 | |     authorities: Vec<ConsensusAuthority>,
[INFO] [stderr] 84 | | ) -> impl Consensus {
[INFO] [stderr]    | |___________________^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stderr]    = help: specify the types explicitly
[INFO] [stderr] note: in edition 2024, the requirement `!: Consensus` will fail
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:84:6
[INFO] [stderr]    |
[INFO] [stderr] 84 | ) -> impl Consensus {
[INFO] [stderr]    |      ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `fork_height`
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fork_height: u64,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 81 |     _fork_height: u64,
[INFO] [stderr]    |     +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stderr]    |
[INFO] [stderr] 81 -     fork_height: u64,
[INFO] [stderr] 81 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `difficulty`
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:82:5
[INFO] [stderr]    |
[INFO] [stderr] 82 |     difficulty: u64,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 82 |     _difficulty: u64,
[INFO] [stderr]    |     +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stderr]    |
[INFO] [stderr] 82 -     difficulty: u64,
[INFO] [stderr] 82 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `authorities`
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:83:5
[INFO] [stderr]    |
[INFO] [stderr] 83 |     authorities: Vec<ConsensusAuthority>,
[INFO] [stderr]    |     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_authorities`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `starting_state`
[INFO] [stderr]   --> src/c1_state_machine/p1_switches.rs:17:19
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn next_state(starting_state: &bool, t: &()) -> bool {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starting_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/c1_state_machine/p1_switches.rs:17:42
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn next_state(starting_state: &bool, t: &()) -> bool {
[INFO] [stderr]    |                                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `starting_state`
[INFO] [stderr]   --> src/c1_state_machine/p1_switches.rs:44:19
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn next_state(starting_state: &TwoSwitches, t: &Toggle) -> TwoSwitches {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starting_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/c1_state_machine/p1_switches.rs:44:49
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn next_state(starting_state: &TwoSwitches, t: &Toggle) -> TwoSwitches {
[INFO] [stderr]    |                                                 ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `starting_state`
[INFO] [stderr]   --> src/c1_state_machine/p2_laundry_machine.rs:42:19
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn next_state(starting_state: &ClothesState, t: &ClothesAction) -> ClothesState {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starting_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/c1_state_machine/p2_laundry_machine.rs:42:50
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn next_state(starting_state: &ClothesState, t: &ClothesAction) -> ClothesState {
[INFO] [stderr]    |                                                  ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `starting_state`
[INFO] [stderr]   --> src/c1_state_machine/p3_atm.rs:60:19
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn next_state(starting_state: &Self::State, t: &Self::Transition) -> Self::State {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starting_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/c1_state_machine/p3_atm.rs:60:49
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn next_state(starting_state: &Self::State, t: &Self::Transition) -> Self::State {
[INFO] [stderr]    |                                                 ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `starting_state`
[INFO] [stderr]   --> src/c1_state_machine/p4_accounted_currency.rs:47:19
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn next_state(starting_state: &Balances, t: &AccountingTransaction) -> Balances {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starting_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/c1_state_machine/p4_accounted_currency.rs:47:46
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn next_state(starting_state: &Balances, t: &AccountingTransaction) -> Balances {
[INFO] [stderr]    |                                              ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `starting_state`
[INFO] [stderr]   --> src/c1_state_machine/p5_digital_cash.rs:96:19
[INFO] [stderr]    |
[INFO] [stderr] 96 |     fn next_state(starting_state: &Self::State, t: &Self::Transition) -> Self::State {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starting_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/c1_state_machine/p5_digital_cash.rs:96:49
[INFO] [stderr]    |
[INFO] [stderr] 96 |     fn next_state(starting_state: &Self::State, t: &Self::Transition) -> Self::State {
[INFO] [stderr]    |                                                 ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `chain`
[INFO] [stderr]   --> src/c2_blockchain/p1_header_chain.rs:40:32
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stderr]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `extrinsic`
[INFO] [stderr]   --> src/c2_blockchain/p2_extrinsic_state.rs:38:21
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn child(&self, extrinsic: u64) -> Self {
[INFO] [stderr]    |                     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn child(&self, _extrinsic: u64) -> Self {
[INFO] [stderr]    |                     +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stderr]    |
[INFO] [stderr] 38 -     fn child(&self, extrinsic: u64) -> Self {
[INFO] [stderr] 38 +     fn child(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Self {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `chain`
[INFO] [stderr]   --> src/c2_blockchain/p2_extrinsic_state.rs:50:32
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stderr]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/c2_blockchain/p2_extrinsic_state.rs:58:22
[INFO] [stderr]    |
[INFO] [stderr] 58 | fn build_valid_chain(n: u64) -> Vec<Header> {
[INFO] [stderr]    |                      ^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 58 | fn build_valid_chain(_n: u64) -> Vec<Header> {
[INFO] [stderr]    |                      +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stderr]    |
[INFO] [stderr] 58 - fn build_valid_chain(n: u64) -> Vec<Header> {
[INFO] [stderr] 58 + fn build_valid_chain(c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Vec<Header> {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `extrinsic`
[INFO] [stderr]   --> src/c2_blockchain/p3_consensus.rs:44:21
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn child(&self, extrinsic: u64) -> Self {
[INFO] [stderr]    |                     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn child(&self, _extrinsic: u64) -> Self {
[INFO] [stderr]    |                     +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stderr]    |
[INFO] [stderr] 44 -     fn child(&self, extrinsic: u64) -> Self {
[INFO] [stderr] 44 +     fn child(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Self {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `chain`
[INFO] [stderr]   --> src/c2_blockchain/p3_consensus.rs:52:32
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stderr]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `chain`
[INFO] [stderr]   --> src/c2_blockchain/p3_consensus.rs:64:37
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn verify_sub_chain_even(&self, chain: &[Header]) -> bool {
[INFO] [stderr]    |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `chain`
[INFO] [stderr]   --> src/c2_blockchain/p3_consensus.rs:70:36
[INFO] [stderr]    |
[INFO] [stderr] 70 |     fn verify_sub_chain_odd(&self, chain: &[Header]) -> bool {
[INFO] [stderr]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `extrinsics_root`
[INFO] [stderr]   --> src/c2_blockchain/p4_batched_extrinsics.rs:42:25
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn child(&self, _extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stderr]    |                         +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stderr]    |
[INFO] [stderr] 42 -     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stderr] 42 +     pub fn child(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: Hash, state: u64) -> Self {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]   --> src/c2_blockchain/p4_batched_extrinsics.rs:42:48
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stderr]    |                                                ^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn child(&self, extrinsics_root: Hash, _state: u64) -> Self {
[INFO] [stderr]    |                                                +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stderr]    |
[INFO] [stderr] 42 -     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stderr] 42 +     pub fn child(&self, extrinsics_root: Hash, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Self {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `child`
[INFO] [stderr]   --> src/c2_blockchain/p4_batched_extrinsics.rs:53:28
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn verify_child(&self, child: &Header) -> bool {
[INFO] [stderr]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_child`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `chain`
[INFO] [stderr]   --> src/c2_blockchain/p4_batched_extrinsics.rs:64:32
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stderr]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `extrinsics`
[INFO] [stderr]   --> src/c2_blockchain/p4_batched_extrinsics.rs:89:25
[INFO] [stderr]    |
[INFO] [stderr] 89 |     pub fn child(&self, extrinsics: Vec<u64>) -> Self {
[INFO] [stderr]    |                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsics`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `chain`
[INFO] [stderr]   --> src/c2_blockchain/p4_batched_extrinsics.rs:96:36
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn verify_sub_chain(&self, chain: &[Block]) -> bool {
[INFO] [stderr]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parent`
[INFO] [stderr]    --> src/c2_blockchain/p4_batched_extrinsics.rs:109:48
[INFO] [stderr]     |
[INFO] [stderr] 109 | fn build_invalid_child_block_with_valid_header(parent: &Header) -> Block {
[INFO] [stderr]     |                                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `candidate_chains`
[INFO] [stderr]   --> src/c2_blockchain/p5_fork_choice.rs:34:23
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn best_chain<'a>(candidate_chains: &[&'a [Header]]) -> &'a [Header] {
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_candidate_chains`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `chain_1`
[INFO] [stderr]   --> src/c2_blockchain/p5_fork_choice.rs:43:30
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn first_chain_is_better(chain_1: &[Header], chain_2: &[Header]) -> bool {
[INFO] [stderr]    |                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chain_1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `chain_2`
[INFO] [stderr]   --> src/c2_blockchain/p5_fork_choice.rs:43:50
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn first_chain_is_better(chain_1: &[Header], chain_2: &[Header]) -> bool {
[INFO] [stderr]    |                                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chain_2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `candidate_chains`
[INFO] [stderr]   --> src/c2_blockchain/p5_fork_choice.rs:47:23
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn best_chain<'a>(candidate_chains: &[&'a [Header]]) -> &'a [Header] {
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_candidate_chains`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `block`
[INFO] [stderr]   --> src/c2_blockchain/p5_fork_choice.rs:69:20
[INFO] [stderr]    |
[INFO] [stderr] 69 | fn mine_extra_hard(block: &mut Block, threshold: u64) {
[INFO] [stderr]    |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `threshold`
[INFO] [stderr]   --> src/c2_blockchain/p5_fork_choice.rs:69:39
[INFO] [stderr]    |
[INFO] [stderr] 69 | fn mine_extra_hard(block: &mut Block, threshold: u64) {
[INFO] [stderr]    |                                       ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 69 | fn mine_extra_hard(block: &mut Block, _threshold: u64) {
[INFO] [stderr]    |                                       +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stderr]    |
[INFO] [stderr] 69 - fn mine_extra_hard(block: &mut Block, threshold: u64) {
[INFO] [stderr] 69 + fn mine_extra_hard(block: &mut Block, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `chain_1`
[INFO] [stderr]   --> src/c2_blockchain/p5_fork_choice.rs:74:30
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn first_chain_is_better(chain_1: &[Header], chain_2: &[Header]) -> bool {
[INFO] [stderr]    |                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chain_1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `chain_2`
[INFO] [stderr]   --> src/c2_blockchain/p5_fork_choice.rs:74:50
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn first_chain_is_better(chain_1: &[Header], chain_2: &[Header]) -> bool {
[INFO] [stderr]    |                                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chain_2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `candidate_chains`
[INFO] [stderr]   --> src/c2_blockchain/p5_fork_choice.rs:78:23
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn best_chain<'a>(candidate_chains: &[&'a [Header]]) -> &'a [Header] {
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_candidate_chains`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `chain_1`
[INFO] [stderr]    --> src/c2_blockchain/p5_fork_choice.rs:100:30
[INFO] [stderr]     |
[INFO] [stderr] 100 |     fn first_chain_is_better(chain_1: &[Header], chain_2: &[Header]) -> bool {
[INFO] [stderr]     |                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chain_1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `chain_2`
[INFO] [stderr]    --> src/c2_blockchain/p5_fork_choice.rs:100:50
[INFO] [stderr]     |
[INFO] [stderr] 100 |     fn first_chain_is_better(chain_1: &[Header], chain_2: &[Header]) -> bool {
[INFO] [stderr]     |                                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_chain_2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `candidate_chains`
[INFO] [stderr]    --> src/c2_blockchain/p5_fork_choice.rs:104:23
[INFO] [stderr]     |
[INFO] [stderr] 104 |     fn best_chain<'a>(candidate_chains: &[&'a [Header]]) -> &'a [Header] {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_candidate_chains`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `genesis_state_root`
[INFO] [stderr]   --> src/c2_blockchain/p6_rich_state.rs:49:16
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn genesis(_genesis_state_root: Hash) -> Self {
[INFO] [stderr]    |                +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stderr]    |
[INFO] [stderr] 49 -     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stderr] 49 +     fn genesis(c2_blockchain::p3_consensus::FORK_HEIGHT: Hash) -> Self {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `extrinsics_root`
[INFO] [stderr]   --> src/c2_blockchain/p6_rich_state.rs:57:21
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn child(&self, _extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stderr]    |                     +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stderr]    |
[INFO] [stderr] 57 -     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stderr] 57 +     fn child(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: Hash, state_root: Hash) -> Self {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state_root`
[INFO] [stderr]   --> src/c2_blockchain/p6_rich_state.rs:57:44
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stderr]    |                                            ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn child(&self, extrinsics_root: Hash, _state_root: Hash) -> Self {
[INFO] [stderr]    |                                            +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stderr]    |
[INFO] [stderr] 57 -     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stderr] 57 +     fn child(&self, extrinsics_root: Hash, c2_blockchain::p3_consensus::FORK_HEIGHT: Hash) -> Self {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `child`
[INFO] [stderr]   --> src/c2_blockchain/p6_rich_state.rs:62:28
[INFO] [stderr]    |
[INFO] [stderr] 62 |     fn verify_child(&self, child: &Header) -> bool {
[INFO] [stderr]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_child`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `chain`
[INFO] [stderr]   --> src/c2_blockchain/p6_rich_state.rs:67:32
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stderr]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `genesis_state`
[INFO] [stderr]   --> src/c2_blockchain/p6_rich_state.rs:91:20
[INFO] [stderr]    |
[INFO] [stderr] 91 |     pub fn genesis(genesis_state: &State) -> Self {
[INFO] [stderr]    |                    ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_genesis_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pre_state`
[INFO] [stderr]   --> src/c2_blockchain/p6_rich_state.rs:96:25
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn child(&self, pre_state: &State, extrinsics: Vec<u64>) -> Self {
[INFO] [stderr]    |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pre_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `extrinsics`
[INFO] [stderr]   --> src/c2_blockchain/p6_rich_state.rs:96:44
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn child(&self, pre_state: &State, extrinsics: Vec<u64>) -> Self {
[INFO] [stderr]    |                                            ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsics`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pre_state`
[INFO] [stderr]    --> src/c2_blockchain/p6_rich_state.rs:105:36
[INFO] [stderr]     |
[INFO] [stderr] 105 |     pub fn verify_sub_chain(&self, pre_state: &State, chain: &[Block]) -> bool {
[INFO] [stderr]     |                                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pre_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `chain`
[INFO] [stderr]    --> src/c2_blockchain/p6_rich_state.rs:105:55
[INFO] [stderr]     |
[INFO] [stderr] 105 |     pub fn verify_sub_chain(&self, pre_state: &State, chain: &[Block]) -> bool {
[INFO] [stderr]     |                                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parent`
[INFO] [stderr]    --> src/c2_blockchain/p6_rich_state.rs:121:48
[INFO] [stderr]     |
[INFO] [stderr] 121 | fn build_invalid_child_block_with_valid_header(parent: &Header, pre_state: &State) -> Block {
[INFO] [stderr]     |                                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pre_state`
[INFO] [stderr]    --> src/c2_blockchain/p6_rich_state.rs:121:65
[INFO] [stderr]     |
[INFO] [stderr] 121 | fn build_invalid_child_block_with_valid_header(parent: &Header, pre_state: &State) -> Block {
[INFO] [stderr]     |                                                                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pre_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `header`
[INFO] [stderr]   --> src/c3_consensus/p1_pow.rs:21:42
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn validate(&self, _: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stderr]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `partial_header`
[INFO] [stderr]   --> src/c3_consensus/p1_pow.rs:27:38
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn seal(&self, _: &Self::Digest, partial_header: Header<()>) -> Option<Header<Self::Digest>> {
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `header`
[INFO] [stderr]   --> src/c3_consensus/p2_dictator.rs:23:42
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn validate(&self, _: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stderr]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `partial_header`
[INFO] [stderr]   --> src/c3_consensus/p2_dictator.rs:28:38
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn seal(&self, _: &Self::Digest, partial_header: Header<()>) -> Option<Header<Self::Digest>> {
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parent_digest`
[INFO] [stderr]   --> src/c3_consensus/p3_poa.rs:22:24
[INFO] [stderr]    |
[INFO] [stderr] 22 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stderr]    |                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `header`
[INFO] [stderr]   --> src/c3_consensus/p3_poa.rs:22:54
[INFO] [stderr]    |
[INFO] [stderr] 22 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stderr]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parent_digest`
[INFO] [stderr]   --> src/c3_consensus/p3_poa.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |         parent_digest: &Self::Digest,
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `partial_header`
[INFO] [stderr]   --> src/c3_consensus/p3_poa.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |         partial_header: Header<()>,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parent_digest`
[INFO] [stderr]   --> src/c3_consensus/p3_poa.rs:45:24
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stderr]    |                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `header`
[INFO] [stderr]   --> src/c3_consensus/p3_poa.rs:45:54
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stderr]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parent_digest`
[INFO] [stderr]   --> src/c3_consensus/p3_poa.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 |         parent_digest: &Self::Digest,
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `partial_header`
[INFO] [stderr]   --> src/c3_consensus/p3_poa.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |         partial_header: Header<()>,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parent_digest`
[INFO] [stderr]   --> src/c3_consensus/p3_poa.rs:82:24
[INFO] [stderr]    |
[INFO] [stderr] 82 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stderr]    |                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `header`
[INFO] [stderr]   --> src/c3_consensus/p3_poa.rs:82:54
[INFO] [stderr]    |
[INFO] [stderr] 82 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stderr]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parent_digest`
[INFO] [stderr]   --> src/c3_consensus/p3_poa.rs:88:9
[INFO] [stderr]    |
[INFO] [stderr] 88 |         parent_digest: &Self::Digest,
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `partial_header`
[INFO] [stderr]   --> src/c3_consensus/p3_poa.rs:89:9
[INFO] [stderr]    |
[INFO] [stderr] 89 |         partial_header: Header<()>,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parent_digest`
[INFO] [stderr]   --> src/c3_consensus/p4_even_only.rs:19:24
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stderr]    |                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `header`
[INFO] [stderr]   --> src/c3_consensus/p4_even_only.rs:19:54
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stderr]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parent_digest`
[INFO] [stderr]   --> src/c3_consensus/p4_even_only.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |         parent_digest: &Self::Digest,
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `partial_header`
[INFO] [stderr]   --> src/c3_consensus/p4_even_only.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         partial_header: Header<()>,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parent_digest`
[INFO] [stderr]   --> src/c3_consensus/p5_interleave.rs:52:24
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stderr]    |                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `header`
[INFO] [stderr]   --> src/c3_consensus/p5_interleave.rs:52:54
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stderr]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parent_digest`
[INFO] [stderr]   --> src/c3_consensus/p5_interleave.rs:58:9
[INFO] [stderr]    |
[INFO] [stderr] 58 |         parent_digest: &Self::Digest,
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `partial_header`
[INFO] [stderr]   --> src/c3_consensus/p5_interleave.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |         partial_header: Header<()>,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parent_digest`
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:31:24
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stderr]    |                        ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `header`
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:31:54
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn validate(&self, parent_digest: &Self::Digest, header: &Header<Self::Digest>) -> bool {
[INFO] [stderr]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parent_digest`
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |         parent_digest: &Self::Digest,
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `partial_header`
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |         partial_header: Header<()>,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parent_digest`
[INFO] [stderr]   --> src/c3_consensus/mod.rs:76:9
[INFO] [stderr]    |
[INFO] [stderr] 76 |         parent_digest: &Self::Digest,
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_digest`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `chain`
[INFO] [stderr]   --> src/c3_consensus/mod.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |         chain: &[Header<Self::Digest>],
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `partial_header`
[INFO] [stderr]    --> src/c3_consensus/mod.rs:101:38
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn seal(&self, _: &Self::Digest, partial_header: Header<()>) -> Option<Header<Self::Digest>> {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_partial_header`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `genesis_state_root`
[INFO] [stderr]   --> src/c4_client/p1_data_structure.rs:26:16
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn genesis(_genesis_state_root: Hash) -> Self {
[INFO] [stderr]    |                +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stderr]    |
[INFO] [stderr] 26 -     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stderr] 26 +     fn genesis(c2_blockchain::p3_consensus::FORK_HEIGHT: Hash) -> Self {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state_root`
[INFO] [stderr]   --> src/c4_client/p1_data_structure.rs:31:21
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn child(&self, state_root: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stderr]    |                     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn child(&self, _state_root: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stderr]    |                     +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stderr]    |
[INFO] [stderr] 31 -     fn child(&self, state_root: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stderr] 31 +     fn child(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `extrinsics_root`
[INFO] [stderr]   --> src/c4_client/p1_data_structure.rs:31:39
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn child(&self, state_root: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn child(&self, state_root: Hash, _extrinsics_root: Hash) -> Self {
[INFO] [stderr]    |                                       +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stderr]    |
[INFO] [stderr] 31 -     fn child(&self, state_root: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stderr] 31 +     fn child(&self, state_root: Hash, c2_blockchain::p3_consensus::FORK_HEIGHT: Hash) -> Self {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `child`
[INFO] [stderr]   --> src/c4_client/p1_data_structure.rs:36:28
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn verify_child(&self, child: &Self) -> bool {
[INFO] [stderr]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_child`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `chain`
[INFO] [stderr]   --> src/c4_client/p1_data_structure.rs:41:32
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn verify_sub_chain(&self, chain: &[Self]) -> bool {
[INFO] [stderr]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `genesis_state`
[INFO] [stderr]   --> src/c4_client/p1_data_structure.rs:53:20
[INFO] [stderr]    |
[INFO] [stderr] 53 |     pub fn genesis(genesis_state: &SM::State) -> Self {
[INFO] [stderr]    |                    ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_genesis_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pre_state`
[INFO] [stderr]   --> src/c4_client/p1_data_structure.rs:58:25
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn child(&self, pre_state: &SM::State, extrinsics: Vec<u8>) -> Self {
[INFO] [stderr]    |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pre_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `extrinsics`
[INFO] [stderr]   --> src/c4_client/p1_data_structure.rs:58:48
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn child(&self, pre_state: &SM::State, extrinsics: Vec<u8>) -> Self {
[INFO] [stderr]    |                                                ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsics`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pre_state`
[INFO] [stderr]   --> src/c4_client/p1_data_structure.rs:63:36
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub fn verify_sub_chain(&self, pre_state: &SM::State, chain: &[Self]) -> bool {
[INFO] [stderr]    |                                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pre_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `chain`
[INFO] [stderr]   --> src/c4_client/p1_data_structure.rs:63:59
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub fn verify_sub_chain(&self, pre_state: &SM::State, chain: &[Self]) -> bool {
[INFO] [stderr]    |                                                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_chain`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/c4_client/p1_data_structure.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 71 |     n: u64,
[INFO] [stderr]    |     ^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 71 |     _n: u64,
[INFO] [stderr]    |     +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stderr]    |
[INFO] [stderr] 71 -     n: u64,
[INFO] [stderr] 71 +     c2_blockchain::p3_consensus::FORK_HEIGHT: u64,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `genesis_state`
[INFO] [stderr]   --> src/c4_client/p1_data_structure.rs:72:5
[INFO] [stderr]    |
[INFO] [stderr] 72 |     genesis_state: &SM::State,
[INFO] [stderr]    |     ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_genesis_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `genesis_state`
[INFO] [stderr]   --> src/c4_client/p1_data_structure.rs:84:12
[INFO] [stderr]    |
[INFO] [stderr] 84 |     fn new(genesis_state: SM::State) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_genesis_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `block_hash`
[INFO] [stderr]   --> src/c4_client/p2_importing_blocks.rs:41:25
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn get_block(&self, block_hash: u64) -> Option<Block<C, SM>> {
[INFO] [stderr]    |                         ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn get_block(&self, _block_hash: u64) -> Option<Block<C, SM>> {
[INFO] [stderr]    |                         +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stderr]    |
[INFO] [stderr] 41 -     fn get_block(&self, block_hash: u64) -> Option<Block<C, SM>> {
[INFO] [stderr] 41 +     fn get_block(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Option<Block<C, SM>> {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `block_hash`
[INFO] [stderr]   --> src/c4_client/p2_importing_blocks.rs:45:25
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn get_state(&self, block_hash: u64) -> Option<<SM as StateMachine>::State> {
[INFO] [stderr]    |                         ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn get_state(&self, _block_hash: u64) -> Option<<SM as StateMachine>::State> {
[INFO] [stderr]    |                         +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stderr]    |
[INFO] [stderr] 45 -     fn get_state(&self, block_hash: u64) -> Option<<SM as StateMachine>::State> {
[INFO] [stderr] 45 +     fn get_state(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Option<<SM as StateMachine>::State> {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `block_hash`
[INFO] [stderr]   --> src/c4_client/p2_importing_blocks.rs:49:23
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn is_leaf(&self, block_hash: u64) -> Option<bool> {
[INFO] [stderr]    |                       ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn is_leaf(&self, _block_hash: u64) -> Option<bool> {
[INFO] [stderr]    |                       +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stderr]    |
[INFO] [stderr] 49 -     fn is_leaf(&self, block_hash: u64) -> Option<bool> {
[INFO] [stderr] 49 +     fn is_leaf(&self, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> Option<bool> {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `header`
[INFO] [stderr]   --> src/c4_client/p3_fork_choice.rs:32:26
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn best_block(&self, header: Header<C::Digest>) -> Option<u64> {
[INFO] [stderr]    |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `header`
[INFO] [stderr]   --> src/c4_client/p3_fork_choice.rs:36:31
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn import_hook(&mut self, header: Header<C::Digest>) {
[INFO] [stderr]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `header`
[INFO] [stderr]   --> src/c4_client/p3_fork_choice.rs:49:26
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn best_block(&self, header: Header<u64>) -> Option<u64> {
[INFO] [stderr]    |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `header`
[INFO] [stderr]   --> src/c4_client/p3_fork_choice.rs:53:31
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn import_hook(&mut self, header: Header<u64>) {
[INFO] [stderr]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `header`
[INFO] [stderr]   --> src/c4_client/p3_fork_choice.rs:66:26
[INFO] [stderr]    |
[INFO] [stderr] 66 |     fn best_block(&self, header: Header<ConsensusAuthority>) -> Option<u64> {
[INFO] [stderr]    |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `header`
[INFO] [stderr]   --> src/c4_client/p3_fork_choice.rs:70:31
[INFO] [stderr]    |
[INFO] [stderr] 70 |     fn import_hook(&mut self, header: Header<ConsensusAuthority>) {
[INFO] [stderr]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `header`
[INFO] [stderr]   --> src/c4_client/p3_fork_choice.rs:83:26
[INFO] [stderr]    |
[INFO] [stderr] 83 |     fn best_block(&self, header: Header<u64>) -> Option<u64> {
[INFO] [stderr]    |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `header`
[INFO] [stderr]   --> src/c4_client/p3_fork_choice.rs:87:31
[INFO] [stderr]    |
[INFO] [stderr] 87 |     fn import_hook(&mut self, header: Header<u64>) {
[INFO] [stderr]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/c4_client/p4_transaction_pool.rs:48:42
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn submit_transaction(&mut self, t: SM::Transition) {
[INFO] [stderr]    |                                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/c4_client/p4_transaction_pool.rs:59:33
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn pool_contains(&self, t: SM::Transition) -> bool {
[INFO] [stderr]    |                                 ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/c4_client/p4_transaction_pool.rs:68:30
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn try_insert(&mut self, t: <SM as StateMachine>::Transition) -> bool {
[INFO] [stderr]    |                              ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/c4_client/p4_transaction_pool.rs:72:26
[INFO] [stderr]    |
[INFO] [stderr] 72 |     fn remove(&mut self, t: <SM as StateMachine>::Transition) {
[INFO] [stderr]    |                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/c4_client/p4_transaction_pool.rs:80:24
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn contains(&self, t: <SM as StateMachine>::Transition) -> bool {
[INFO] [stderr]    |                        ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]    --> src/c4_client/p4_transaction_pool.rs:110:30
[INFO] [stderr]     |
[INFO] [stderr] 110 |     fn try_insert(&mut self, t: <SM as StateMachine>::Transition) -> bool {
[INFO] [stderr]     |                              ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]    --> src/c4_client/p4_transaction_pool.rs:114:26
[INFO] [stderr]     |
[INFO] [stderr] 114 |     fn remove(&mut self, t: <SM as StateMachine>::Transition) {
[INFO] [stderr]     |                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]    --> src/c4_client/p4_transaction_pool.rs:122:24
[INFO] [stderr]     |
[INFO] [stderr] 122 |     fn contains(&self, t: <SM as StateMachine>::Transition) -> bool {
[INFO] [stderr]     |                        ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]    --> src/c4_client/p4_transaction_pool.rs:145:30
[INFO] [stderr]     |
[INFO] [stderr] 145 |     fn try_insert(&mut self, t: <SM as StateMachine>::Transition) -> bool {
[INFO] [stderr]     |                              ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]    --> src/c4_client/p4_transaction_pool.rs:149:26
[INFO] [stderr]     |
[INFO] [stderr] 149 |     fn remove(&mut self, t: <SM as StateMachine>::Transition) {
[INFO] [stderr]     |                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]    --> src/c4_client/p4_transaction_pool.rs:157:24
[INFO] [stderr]     |
[INFO] [stderr] 157 |     fn contains(&self, t: <SM as StateMachine>::Transition) -> bool {
[INFO] [stderr]     |                        ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `transactions`
[INFO] [stderr]   --> src/c4_client/p5_authoring_blocks.rs:13:54
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn author_and_import_manual_block(&mut self, transactions: Vec<SM::Transition>, parent_hash: u64) {
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_transactions`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parent_hash`
[INFO] [stderr]   --> src/c4_client/p5_authoring_blocks.rs:13:89
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn author_and_import_manual_block(&mut self, transactions: Vec<SM::Transition>, parent_hash: u64) {
[INFO] [stderr]    |                                                                                         ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn author_and_import_manual_block(&mut self, transactions: Vec<SM::Transition>, _parent_hash: u64) {
[INFO] [stderr]    |                                                                                         +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stderr]    |
[INFO] [stderr] 13 -     pub fn author_and_import_manual_block(&mut self, transactions: Vec<SM::Transition>, parent_hash: u64) {
[INFO] [stderr] 13 +     pub fn author_and_import_manual_block(&mut self, transactions: Vec<SM::Transition>, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `block_hash`
[INFO] [stderr]   --> src/c4_client/p6_finality.rs:13:47
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn manually_finalize_block(&mut self, block_hash: u64) -> bool {
[INFO] [stderr]    |                                               ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn manually_finalize_block(&mut self, _block_hash: u64) -> bool {
[INFO] [stderr]    |                                               +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `FORK_HEIGHT`
[INFO] [stderr]    |
[INFO] [stderr] 13 -     pub fn manually_finalize_block(&mut self, block_hash: u64) -> bool {
[INFO] [stderr] 13 +     pub fn manually_finalize_block(&mut self, c2_blockchain::p3_consensus::FORK_HEIGHT: u64) -> bool {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: function `hash` is never used
[INFO] [stderr]   --> src/lib.rs:10:4
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn hash<T: Hash>(t: &T) -> u64 {
[INFO] [stderr]    |    ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait `StateMachine` is never used
[INFO] [stderr]   --> src/c1_state_machine/mod.rs:12:11
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub trait StateMachine {
[INFO] [stderr]    |           ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `User` is never used
[INFO] [stderr]   --> src/c1_state_machine/mod.rs:32:10
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub enum User {
[INFO] [stderr]    |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `LightSwitch` is never constructed
[INFO] [stderr]  --> src/c1_state_machine/p1_switches.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct LightSwitch;
[INFO] [stderr]   |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `WeirdSwitchMachine` is never constructed
[INFO] [stderr]   --> src/c1_state_machine/p1_switches.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct WeirdSwitchMachine;
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `TwoSwitches` is never constructed
[INFO] [stderr]   --> src/c1_state_machine/p1_switches.rs:28:12
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub struct TwoSwitches {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Toggle` is never used
[INFO] [stderr]   --> src/c1_state_machine/p1_switches.rs:34:10
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub enum Toggle {
[INFO] [stderr]    |          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ClothesMachine` is never constructed
[INFO] [stderr]  --> src/c1_state_machine/p2_laundry_machine.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct ClothesMachine;
[INFO] [stderr]   |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `ClothesState` is never used
[INFO] [stderr]   --> src/c1_state_machine/p2_laundry_machine.rs:13:10
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub enum ClothesState {
[INFO] [stderr]    |          ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `ClothesAction` is never used
[INFO] [stderr]   --> src/c1_state_machine/p2_laundry_machine.rs:27:10
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub enum ClothesAction {
[INFO] [stderr]    |          ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Key` is never used
[INFO] [stderr]  --> src/c1_state_machine/p3_atm.rs:9:10
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub enum Key {
[INFO] [stderr]   |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Action` is never used
[INFO] [stderr]   --> src/c1_state_machine/p3_atm.rs:18:10
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub enum Action {
[INFO] [stderr]    |          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Auth` is never used
[INFO] [stderr]   --> src/c1_state_machine/p3_atm.rs:28:6
[INFO] [stderr]    |
[INFO] [stderr] 28 | enum Auth {
[INFO] [stderr]    |      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Atm` is never constructed
[INFO] [stderr]   --> src/c1_state_machine/p3_atm.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub struct Atm {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `AccountedCurrency` is never constructed
[INFO] [stderr]   --> src/c1_state_machine/p4_accounted_currency.rs:16:12
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct AccountedCurrency;
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Balances` is never used
[INFO] [stderr]   --> src/c1_state_machine/p4_accounted_currency.rs:24:6
[INFO] [stderr]    |
[INFO] [stderr] 24 | type Balances = HashMap<User, u64>;
[INFO] [stderr]    |      ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `AccountingTransaction` is never used
[INFO] [stderr]   --> src/c1_state_machine/p4_accounted_currency.rs:27:10
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub enum AccountingTransaction {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `DigitalCashSystem` is never constructed
[INFO] [stderr]   --> src/c1_state_machine/p5_digital_cash.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct DigitalCashSystem;
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Bill` is never constructed
[INFO] [stderr]   --> src/c1_state_machine/p5_digital_cash.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub struct Bill {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `State` is never constructed
[INFO] [stderr]   --> src/c1_state_machine/p5_digital_cash.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub struct State {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `set_serial`, `next_serial`, `increment_serial`, and `add_bill` are never used
[INFO] [stderr]   --> src/c1_state_machine/p5_digital_cash.rs:34:12
[INFO] [stderr]    |
[INFO] [stderr] 33 | impl State {
[INFO] [stderr]    | ---------- associated items in this implementation
[INFO] [stderr] 34 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 41 |     pub fn set_serial(&mut self, serial: u64) {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 45 |     pub fn next_serial(&self) -> u64 {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 49 |     fn increment_serial(&mut self) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 53 |     fn add_bill(&mut self, elem: Bill) {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `CashTransaction` is never used
[INFO] [stderr]   --> src/c1_state_machine/p5_digital_cash.rs:77:10
[INFO] [stderr]    |
[INFO] [stderr] 77 | pub enum CashTransaction {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `State` is never constructed
[INFO] [stderr]   --> src/c1_state_machine/p6_open_ended.rs:25:12
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub struct State {}
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Transition` is never used
[INFO] [stderr]   --> src/c1_state_machine/p6_open_ended.rs:27:10
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub enum Transition {}
[INFO] [stderr]    |          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Hash` is never used
[INFO] [stderr]   --> src/c2_blockchain/p1_header_chain.rs:10:6
[INFO] [stderr]    |
[INFO] [stderr] 10 | type Hash = u64;
[INFO] [stderr]    |      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Header` is never constructed
[INFO] [stderr]   --> src/c2_blockchain/p1_header_chain.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub struct Header {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `genesis`, `child`, and `verify_sub_chain` are never used
[INFO] [stderr]   --> src/c2_blockchain/p1_header_chain.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 25 | impl Header {
[INFO] [stderr]    | ----------- associated items in this implementation
[INFO] [stderr] 26 |     /// Returns a new valid genesis header.
[INFO] [stderr] 27 |     fn genesis() -> Self {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 32 |     fn child(&self) -> Self {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 40 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `build_valid_chain_length_5` is never used
[INFO] [stderr]   --> src/c2_blockchain/p1_header_chain.rs:48:4
[INFO] [stderr]    |
[INFO] [stderr] 48 | fn build_valid_chain_length_5() -> Vec<Header> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `build_an_invalid_chain` is never used
[INFO] [stderr]   --> src/c2_blockchain/p1_header_chain.rs:55:4
[INFO] [stderr]    |
[INFO] [stderr] 55 | fn build_an_invalid_chain() -> Vec<Header> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Hash` is never used
[INFO] [stderr]   --> src/c2_blockchain/p2_extrinsic_state.rs:14:6
[INFO] [stderr]    |
[INFO] [stderr] 14 | type Hash = u64;
[INFO] [stderr]    |      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Header` is never constructed
[INFO] [stderr]   --> src/c2_blockchain/p2_extrinsic_state.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub struct Header {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `genesis`, `child`, and `verify_sub_chain` are never used
[INFO] [stderr]   --> src/c2_blockchain/p2_extrinsic_state.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 31 | impl Header {
[INFO] [stderr]    | ----------- associated items in this implementation
[INFO] [stderr] 32 |     /// Returns a new valid genesis header.
[INFO] [stderr] 33 |     fn genesis() -> Self {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 38 |     fn child(&self, extrinsic: u64) -> Self {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 50 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `build_valid_chain` is never used
[INFO] [stderr]   --> src/c2_blockchain/p2_extrinsic_state.rs:58:4
[INFO] [stderr]    |
[INFO] [stderr] 58 | fn build_valid_chain(n: u64) -> Vec<Header> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `build_an_invalid_chain` is never used
[INFO] [stderr]   --> src/c2_blockchain/p2_extrinsic_state.rs:72:4
[INFO] [stderr]    |
[INFO] [stderr] 72 | fn build_an_invalid_chain() -> Vec<Header> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `build_forked_chain` is never used
[INFO] [stderr]   --> src/c2_blockchain/p2_extrinsic_state.rs:87:4
[INFO] [stderr]    |
[INFO] [stderr] 87 | fn build_forked_chain() -> (Vec<Header>, Vec<Header>) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Hash` is never used
[INFO] [stderr]   --> src/c2_blockchain/p3_consensus.rs:11:6
[INFO] [stderr]    |
[INFO] [stderr] 11 | type Hash = u64;
[INFO] [stderr]    |      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `THRESHOLD` is never used
[INFO] [stderr]   --> src/c2_blockchain/p3_consensus.rs:16:11
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub const THRESHOLD: u64 = u64::max_value() / 100;
[INFO] [stderr]    |           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `FORK_HEIGHT` is never used
[INFO] [stderr]   --> src/c2_blockchain/p3_consensus.rs:20:7
[INFO] [stderr]    |
[INFO] [stderr] 20 | const FORK_HEIGHT: u64 = 2;
[INFO] [stderr]    |       ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Header` is never constructed
[INFO] [stderr]   --> src/c2_blockchain/p3_consensus.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub struct Header {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `genesis`, `child`, `verify_sub_chain`, `verify_sub_chain_even`, and `verify_sub_chain_odd` are never used
[INFO] [stderr]   --> src/c2_blockchain/p3_consensus.rs:39:8
[INFO] [stderr]    |
[INFO] [stderr] 37 | impl Header {
[INFO] [stderr]    | ----------- associated items in this implementation
[INFO] [stderr] 38 |     /// Returns a new valid genesis header.
[INFO] [stderr] 39 |     fn genesis() -> Self {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 44 |     fn child(&self, extrinsic: u64) -> Self {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 52 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 64 |     fn verify_sub_chain_even(&self, chain: &[Header]) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 70 |     fn verify_sub_chain_odd(&self, chain: &[Header]) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `build_contentious_forked_chain` is never used
[INFO] [stderr]   --> src/c2_blockchain/p3_consensus.rs:91:4
[INFO] [stderr]    |
[INFO] [stderr] 91 | fn build_contentious_forked_chain() -> (Vec<Header>, Vec<Header>, Vec<Header>) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Hash` is never used
[INFO] [stderr]  --> src/c2_blockchain/p4_batched_extrinsics.rs:6:6
[INFO] [stderr]   |
[INFO] [stderr] 6 | type Hash = u64;
[INFO] [stderr]   |      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Header` is never constructed
[INFO] [stderr]   --> src/c2_blockchain/p4_batched_extrinsics.rs:16:12
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct Header {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `genesis`, `child`, `verify_child`, and `verify_sub_chain` are never used
[INFO] [stderr]   --> src/c2_blockchain/p4_batched_extrinsics.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 33 | impl Header {
[INFO] [stderr]    | ----------- associated items in this implementation
[INFO] [stderr] 34 |     /// Returns a new valid genesis header.
[INFO] [stderr] 35 |     pub fn genesis() -> Self {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 |     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 53 |     fn verify_child(&self, child: &Header) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 64 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Block` is never constructed
[INFO] [stderr]   --> src/c2_blockchain/p4_batched_extrinsics.rs:71:12
[INFO] [stderr]    |
[INFO] [stderr] 71 | pub struct Block {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `genesis`, `child`, and `verify_sub_chain` are never used
[INFO] [stderr]   --> src/c2_blockchain/p4_batched_extrinsics.rs:83:12
[INFO] [stderr]    |
[INFO] [stderr] 81 | impl Block {
[INFO] [stderr]    | ---------- associated items in this implementation
[INFO] [stderr] 82 |     /// Returns a new valid genesis block. By convention this block has no extrinsics.
[INFO] [stderr] 83 |     pub fn genesis() -> Self {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 89 |     pub fn child(&self, extrinsics: Vec<u64>) -> Self {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 96 |     pub fn verify_sub_chain(&self, chain: &[Block]) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `build_invalid_child_block_with_valid_header` is never used
[INFO] [stderr]    --> src/c2_blockchain/p4_batched_extrinsics.rs:109:4
[INFO] [stderr]     |
[INFO] [stderr] 109 | fn build_invalid_child_block_with_valid_header(parent: &Header) -> Block {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `ForkChoice` is never used
[INFO] [stderr]   --> src/c2_blockchain/p5_fork_choice.rs:17:11
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub trait ForkChoice {
[INFO] [stderr]    |           ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `LongestChainRule` is never constructed
[INFO] [stderr]   --> src/c2_blockchain/p5_fork_choice.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub struct LongestChainRule;
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `HeaviestChainRule` is never constructed
[INFO] [stderr]   --> src/c2_blockchain/p5_fork_choice.rs:63:12
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub struct HeaviestChainRule;
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `mine_extra_hard` is never used
[INFO] [stderr]   --> src/c2_blockchain/p5_fork_choice.rs:69:4
[INFO] [stderr]    |
[INFO] [stderr] 69 | fn mine_extra_hard(block: &mut Block, threshold: u64) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `MostBlocksWithEvenHash` is never constructed
[INFO] [stderr]   --> src/c2_blockchain/p5_fork_choice.rs:97:12
[INFO] [stderr]    |
[INFO] [stderr] 97 | pub struct MostBlocksWithEvenHash;
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `create_fork_one_side_longer_other_side_heavier` is never used
[INFO] [stderr]    --> src/c2_blockchain/p5_fork_choice.rs:132:4
[INFO] [stderr]     |
[INFO] [stderr] 132 | fn create_fork_one_side_longer_other_side_heavier() -> (Vec<Header>, Vec<Header>, Vec<Header>) {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Hash` is never used
[INFO] [stderr]   --> src/c2_blockchain/p6_rich_state.rs:14:6
[INFO] [stderr]    |
[INFO] [stderr] 14 | type Hash = u64;
[INFO] [stderr]    |      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `State` is never constructed
[INFO] [stderr]   --> src/c2_blockchain/p6_rich_state.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub struct State {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Header` is never constructed
[INFO] [stderr]   --> src/c2_blockchain/p6_rich_state.rs:31:12
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub struct Header {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `genesis`, `child`, `verify_child`, and `verify_sub_chain` are never used
[INFO] [stderr]   --> src/c2_blockchain/p6_rich_state.rs:49:8
[INFO] [stderr]    |
[INFO] [stderr] 47 | impl Header {
[INFO] [stderr]    | ----------- associated items in this implementation
[INFO] [stderr] 48 |     /// Returns a new valid genesis header.
[INFO] [stderr] 49 |     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 57 |     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 62 |     fn verify_child(&self, child: &Header) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 67 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Block` is never constructed
[INFO] [stderr]   --> src/c2_blockchain/p6_rich_state.rs:74:12
[INFO] [stderr]    |
[INFO] [stderr] 74 | pub struct Block {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `genesis`, `child`, and `verify_sub_chain` are never used
[INFO] [stderr]    --> src/c2_blockchain/p6_rich_state.rs:91:12
[INFO] [stderr]     |
[INFO] [stderr]  89 | impl Block {
[INFO] [stderr]     | ---------- associated items in this implementation
[INFO] [stderr]  90 |     /// Returns a new valid genesis block. By convention this block has no extrinsics.
[INFO] [stderr]  91 |     pub fn genesis(genesis_state: &State) -> Self {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  96 |     pub fn child(&self, pre_state: &State, extrinsics: Vec<u64>) -> Self {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 105 |     pub fn verify_sub_chain(&self, pre_state: &State, chain: &[Block]) -> bool {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `build_invalid_child_block_with_valid_header` is never used
[INFO] [stderr]    --> src/c2_blockchain/p6_rich_state.rs:121:4
[INFO] [stderr]     |
[INFO] [stderr] 121 | fn build_invalid_child_block_with_valid_header(parent: &Header, pre_state: &State) -> Block {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Hash` is never used
[INFO] [stderr]   --> src/c3_consensus/mod.rs:16:6
[INFO] [stderr]    |
[INFO] [stderr] 16 | type Hash = u64;
[INFO] [stderr]    |      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Header` is never constructed
[INFO] [stderr]   --> src/c3_consensus/mod.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub struct Header<Digest> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Consensus` is never used
[INFO] [stderr]   --> src/c3_consensus/mod.rs:38:11
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub trait Consensus {
[INFO] [stderr]    |           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Alice`, `Bob`, and `Charlie` are never constructed
[INFO] [stderr]    --> src/c3_consensus/mod.rs:110:5
[INFO] [stderr]     |
[INFO] [stderr] 109 | pub enum ConsensusAuthority {
[INFO] [stderr]     |          ------------------ variants in this enum
[INFO] [stderr] 110 |     Alice,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] 111 |     Bob,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 112 |     Charlie,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `ConsensusAuthority` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Pow` is never constructed
[INFO] [stderr]   --> src/c3_consensus/p1_pow.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct Pow {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `moderate_difficulty_pow` is never used
[INFO] [stderr]   --> src/c3_consensus/p1_pow.rs:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub fn moderate_difficulty_pow() -> Pow {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `trivial_always_valid_pow` is never used
[INFO] [stderr]   --> src/c3_consensus/p1_pow.rs:40:8
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub fn trivial_always_valid_pow() -> Pow {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `DictatorConsensus` is never constructed
[INFO] [stderr]   --> src/c3_consensus/p2_dictator.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | struct DictatorConsensus {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SimplePoa` is never constructed
[INFO] [stderr]   --> src/c3_consensus/p3_poa.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub struct SimplePoa {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `PoaRoundRobinByHeight` is never constructed
[INFO] [stderr]   --> src/c3_consensus/p3_poa.rs:38:8
[INFO] [stderr]    |
[INFO] [stderr] 38 | struct PoaRoundRobinByHeight {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `PoaRoundRobinBySlot` is never constructed
[INFO] [stderr]   --> src/c3_consensus/p3_poa.rs:66:8
[INFO] [stderr]    |
[INFO] [stderr] 66 | struct PoaRoundRobinBySlot {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SlotDigest` is never constructed
[INFO] [stderr]   --> src/c3_consensus/p3_poa.rs:74:8
[INFO] [stderr]    |
[INFO] [stderr] 74 | struct SlotDigest {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `EvenOnly` is never constructed
[INFO] [stderr]   --> src/c3_consensus/p4_even_only.rs:11:8
[INFO] [stderr]    |
[INFO] [stderr] 11 | struct EvenOnly<Inner: Consensus> {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `almost_valid_but_not_all_even` is never used
[INFO] [stderr]   --> src/c3_consensus/p4_even_only.rs:35:4
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn almost_valid_but_not_all_even() -> Vec<Header<u64>> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `AlternatingPowPoa` is never constructed
[INFO] [stderr]   --> src/c3_consensus/p5_interleave.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct AlternatingPowPoa;
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Pow` and `Poa` are never constructed
[INFO] [stderr]   --> src/c3_consensus/p5_interleave.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | enum PowOrPoaDigest {
[INFO] [stderr]    |      -------------- variants in this enum
[INFO] [stderr] 17 |     Pow(u64),
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 18 |     Poa(ConsensusAuthority),
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `PowOrPoaDigest` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Forked` is never constructed
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | struct Forked<D, Before, After> {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `change_authorities` is never used
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:46:4
[INFO] [stderr]    |
[INFO] [stderr] 46 | fn change_authorities(
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `change_difficulty` is never used
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:55:4
[INFO] [stderr]    |
[INFO] [stderr] 55 | fn change_difficulty(
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `even_after_given_height` is never used
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:70:4
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn even_after_given_height<Original: Consensus>(fork_height: u64) -> impl Consensus {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `pow_to_poa` is never used
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:80:4
[INFO] [stderr]    |
[INFO] [stderr] 80 | fn pow_to_poa(
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Hash` is never used
[INFO] [stderr]   --> src/c4_client/mod.rs:29:6
[INFO] [stderr]    |
[INFO] [stderr] 29 | type Hash = u64;
[INFO] [stderr]    |      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `FullClient` is never constructed
[INFO] [stderr]   --> src/c4_client/mod.rs:52:12
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub struct FullClient<C, SM, FC, P>
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Hash` is never used
[INFO] [stderr]   --> src/c4_client/p1_data_structure.rs:22:6
[INFO] [stderr]    |
[INFO] [stderr] 22 | type Hash = u64;
[INFO] [stderr]    |      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `genesis`, `child`, `verify_child`, and `verify_sub_chain` are never used
[INFO] [stderr]   --> src/c4_client/p1_data_structure.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 24 | impl<Digest> Header<Digest> {
[INFO] [stderr]    | --------------------------- associated items in this implementation
[INFO] [stderr] 25 |     /// Returns a new valid genesis header.
[INFO] [stderr] 26 |     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 31 |     fn child(&self, state_root: Hash, extrinsics_root: Hash) -> Self {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 36 |     fn verify_child(&self, child: &Self) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 41 |     fn verify_sub_chain(&self, chain: &[Self]) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Block` is never constructed
[INFO] [stderr]   --> src/c4_client/p1_data_structure.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub struct Block<C: Consensus, SM: StateMachine> {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `genesis`, `child`, and `verify_sub_chain` are never used
[INFO] [stderr]   --> src/c4_client/p1_data_structure.rs:53:12
[INFO] [stderr]    |
[INFO] [stderr] 51 | impl<C: Consensus, SM: StateMachine> Block<C, SM> {
[INFO] [stderr]    | ------------------------------------------------- associated items in this implementation
[INFO] [stderr] 52 |     /// Returns a new valid genesis block. By convention this block has no extrinsics.
[INFO] [stderr] 53 |     pub fn genesis(genesis_state: &SM::State) -> Self {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 58 |     pub fn child(&self, pre_state: &SM::State, extrinsics: Vec<u8>) -> Self {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 63 |     pub fn verify_sub_chain(&self, pre_state: &SM::State, chain: &[Self]) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `create_empty_chain` is never used
[INFO] [stderr]   --> src/c4_client/p1_data_structure.rs:70:4
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn create_empty_chain<C: Consensus, SM: StateMachine>(
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/c4_client/p1_data_structure.rs:84:8
[INFO] [stderr]    |
[INFO] [stderr] 80 | / impl<C, SM, FC, P> FullClient<C, SM, FC, P>
[INFO] [stderr] 81 | | where
[INFO] [stderr] 82 | |     SM: StateMachine,
[INFO] [stderr]    | |_____________________- associated function in this implementation
[INFO] [stderr] 83 |   {
[INFO] [stderr] 84 |       fn new(genesis_state: SM::State) -> Self {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `ImportBlock` is never used
[INFO] [stderr]   --> src/c4_client/p2_importing_blocks.rs:10:11
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub trait ImportBlock<C: Consensus, SM: StateMachine> {
[INFO] [stderr]    |           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `ForkChoice` is never used
[INFO] [stderr]   --> src/c4_client/p3_fork_choice.rs:18:11
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub trait ForkChoice<C: Consensus> {
[INFO] [stderr]    |           ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `LongestChain` is never constructed
[INFO] [stderr]   --> src/c4_client/p3_fork_choice.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub struct LongestChain {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `HeaviestChain` is never constructed
[INFO] [stderr]   --> src/c4_client/p3_fork_choice.rs:44:12
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub struct HeaviestChain {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `MostAliceSigs` is never constructed
[INFO] [stderr]   --> src/c4_client/p3_fork_choice.rs:61:12
[INFO] [stderr]    |
[INFO] [stderr] 61 | pub struct MostAliceSigs {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Ghost` is never constructed
[INFO] [stderr]   --> src/c4_client/p3_fork_choice.rs:78:12
[INFO] [stderr]    |
[INFO] [stderr] 78 | pub struct Ghost {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `best_block` is never used
[INFO] [stderr]   --> src/c4_client/p3_fork_choice.rs:97:8
[INFO] [stderr]    |
[INFO] [stderr] 95 | impl<C, SM, FC, P> FullClient<C, SM, FC, P> {
[INFO] [stderr]    | ------------------------------------------- method in this implementation
[INFO] [stderr] 96 |     /// Return the hash of the best block currently known to the client
[INFO] [stderr] 97 |     fn best_block(&self) -> u64 {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `TransactionPool` is never used
[INFO] [stderr]   --> src/c4_client/p4_transaction_pool.rs:17:11
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub trait TransactionPool<SM: StateMachine> {
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `submit_transaction`, `pool_size`, and `pool_contains` are never used
[INFO] [stderr]   --> src/c4_client/p4_transaction_pool.rs:48:12
[INFO] [stderr]    |
[INFO] [stderr] 42 | / impl<C, SM, FC, P> FullClient<C, SM, FC, P>           
[INFO] [stderr] 43 | |     where
[INFO] [stderr] 44 | |     SM: StateMachine,
[INFO] [stderr]    | |_____________________- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 48 |       pub fn submit_transaction(&mut self, t: SM::Transition) {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 54 |       pub fn pool_size(&self) -> usize {
[INFO] [stderr]    |              ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 59 |       pub fn pool_contains(&self, t: SM::Transition) -> bool {
[INFO] [stderr]    |              ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SimplePool` is never constructed
[INFO] [stderr]   --> src/c4_client/p4_transaction_pool.rs:65:12
[INFO] [stderr]    |
[INFO] [stderr] 65 | pub struct SimplePool<SM: StateMachine>(VecDeque<SM::Transition>);
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `PriorityPool` is never constructed
[INFO] [stderr]   --> src/c4_client/p4_transaction_pool.rs:96:12
[INFO] [stderr]    |
[INFO] [stderr] 96 | pub struct PriorityPool<T, P: Fn(T) -> u64> {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `CensoringPool` is never constructed
[INFO] [stderr]    --> src/c4_client/p4_transaction_pool.rs:134:12
[INFO] [stderr]     |
[INFO] [stderr] 134 | pub struct CensoringPool<T, P: Fn(T) -> bool> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `author_and_import_manual_block` and `author_and_import_automatic_block` are never used
[INFO] [stderr]   --> src/c4_client/p5_authoring_blocks.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr]  7 | / impl<C, SM, FC, P> FullClient<C, SM, FC, P>
[INFO] [stderr]  8 | |     where
[INFO] [stderr]  9 | |     SM: StateMachine,
[INFO] [stderr]    | |_____________________- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 13 |       pub fn author_and_import_manual_block(&mut self, transactions: Vec<SM::Transition>, parent_hash: u64) {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 19 |       pub fn author_and_import_automatic_block(&self) {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `manually_finalize_block` is never used
[INFO] [stderr]   --> src/c4_client/p6_finality.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl<C, SM, FC, P> FullClient<C, SM, FC, P> {
[INFO] [stderr]    | ------------------------------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 13 |     pub fn manually_finalize_block(&mut self, block_hash: u64) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `diy-blockchain` (lib) generated 248 warnings (run `cargo fix --lib -p diy-blockchain` to apply 36 suggestions)
[INFO] [stderr] warning: associated function `human_name` is never used
[INFO] [stderr]   --> src/c1_state_machine/mod.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub trait StateMachine {
[INFO] [stderr]    |           ------------ associated function in this trait
[INFO] [stderr] ...
[INFO] [stderr] 25 |     fn human_name() -> String {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/c1_state_machine/p3_atm.rs:21:15
[INFO] [stderr]    |
[INFO] [stderr] 21 |     SwipeCard(u64),
[INFO] [stderr]    |     --------- ^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 21 -     SwipeCard(u64),
[INFO] [stderr] 21 +     SwipeCard(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/c1_state_machine/p3_atm.rs:23:14
[INFO] [stderr]    |
[INFO] [stderr] 23 |     PressKey(Key),
[INFO] [stderr]    |     -------- ^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 23 -     PressKey(Key),
[INFO] [stderr] 23 +     PressKey(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `minter` and `amount` are never read
[INFO] [stderr]   --> src/c1_state_machine/p4_accounted_currency.rs:29:12
[INFO] [stderr]    |
[INFO] [stderr] 29 |     Mint { minter: User, amount: u64 },
[INFO] [stderr]    |     ----   ^^^^^^        ^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr] 
[INFO] [stderr] warning: fields `burner` and `amount` are never read
[INFO] [stderr]   --> src/c1_state_machine/p4_accounted_currency.rs:33:12
[INFO] [stderr]    |
[INFO] [stderr] 33 |     Burn { burner: User, amount: u64 },
[INFO] [stderr]    |     ----   ^^^^^^        ^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr] 
[INFO] [stderr] warning: fields `sender`, `receiver`, and `amount` are never read
[INFO] [stderr]   --> src/c1_state_machine/p4_accounted_currency.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |     Transfer {
[INFO] [stderr]    |     -------- fields in this variant
[INFO] [stderr] 36 |         sender: User,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr] 37 |         receiver: User,
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 38 |         amount: u64,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `next_serial` is never used
[INFO] [stderr]   --> src/c1_state_machine/p5_digital_cash.rs:45:12
[INFO] [stderr]    |
[INFO] [stderr] 33 | impl State {
[INFO] [stderr]    | ---------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 45 |     pub fn next_serial(&self) -> u64 {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `minter` and `amount` are never read
[INFO] [stderr]   --> src/c1_state_machine/p5_digital_cash.rs:79:12
[INFO] [stderr]    |
[INFO] [stderr] 79 |     Mint { minter: User, amount: u64 },
[INFO] [stderr]    |     ----   ^^^^^^        ^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr] 
[INFO] [stderr] warning: fields `spends` and `receives` are never read
[INFO] [stderr]   --> src/c1_state_machine/p5_digital_cash.rs:86:9
[INFO] [stderr]    |
[INFO] [stderr] 85 |     Transfer {
[INFO] [stderr]    |     -------- fields in this variant
[INFO] [stderr] 86 |         spends: Vec<Bill>,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr] 87 |         receives: Vec<Bill>,
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `verify_sub_chain` is never used
[INFO] [stderr]   --> src/c2_blockchain/p4_batched_extrinsics.rs:64:8
[INFO] [stderr]    |
[INFO] [stderr] 33 | impl Header {
[INFO] [stderr]    | ----------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 64 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `verify_sub_chain` is never used
[INFO] [stderr]   --> src/c2_blockchain/p6_rich_state.rs:67:8
[INFO] [stderr]    |
[INFO] [stderr] 47 | impl Header {
[INFO] [stderr]    | ----------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 67 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `diy-blockchain` (lib test) generated 195 warnings (184 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: diy-blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/diy_blockchain-29ccb5084f7ed618)
[INFO] [stdout] 
[INFO] [stdout] running 142 tests
[INFO] [stdout] test c1_state_machine::p1_switches::sm_1_light_switch_toggles_on ... FAILED
[INFO] [stdout] test c1_state_machine::p1_switches::sm_1_two_switches_first_goes_off_second_was_off ... FAILED
[INFO] [stdout] test c1_state_machine::p1_switches::sm_1_two_switches_first_goes_off_second_was_on ... FAILED
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_dry_clean_until_tattered ... FAILED
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_dry_dirty_clothes ... FAILED
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_dry_dirty_until_tattered ... FAILED
[INFO] [stdout] test c1_state_machine::p1_switches::sm_1_two_switches_second_goes_off ... FAILED
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_dry_wet_clothes ... FAILED
[INFO] [stdout] test c1_state_machine::p1_switches::sm_1_two_switches_second_goes_on ... FAILED
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_dry_clean_clothes ... FAILED
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wash_clean_clothes ... FAILED
[INFO] [stdout] test c1_state_machine::p1_switches::sm_1_light_switch_toggles_off ... FAILED
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wash_clean_until_tattered ... FAILED
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wash_dirty_clothes ... FAILED
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_dry_cwet_until_tattered ... FAILED
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wash_dirty_until_tattered ... FAILED
[INFO] [stdout] test c1_state_machine::p1_switches::sm_1_two_switches_first_goes_on ... FAILED
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_dry_tattered_clothes ... FAILED
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wear_clean_clothes ... FAILED
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wash_wet_clothes ... FAILED
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wear_clean_until_tattered ... FAILED
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wear_dirty_clothes ... FAILED
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wear_dirty_until_tattered ... FAILED
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wear_tattered_clothes ... FAILED
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wash_wet_until_tattered ... FAILED
[INFO] [stdout] test c1_state_machine::p3_atm::sm_3_enter_correct_pin ... FAILED
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wash_tattered_clothes ... FAILED
[INFO] [stdout] test c1_state_machine::p3_atm::sm_3_enter_single_digit_of_withdraw_amount ... FAILED
[INFO] [stdout] test c1_state_machine::p3_atm::sm_3_enter_wrong_pin ... FAILED
[INFO] [stdout] test c1_state_machine::p3_atm::sm_3_press_key_before_card_swipe ... FAILED
[INFO] [stdout] test c1_state_machine::p3_atm::sm_3_simple_swipe_card ... FAILED
[INFO] [stdout] test c1_state_machine::p3_atm::sm_3_swipe_card_again_part_way_through ... FAILED
[INFO] [stdout] test c1_state_machine::p3_atm::sm_3_try_to_withdraw_too_much ... FAILED
[INFO] [stdout] test c1_state_machine::p3_atm::sm_3_withdraw_acceptable_amount ... FAILED
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wear_wet_clothes ... FAILED
[INFO] [stdout] test c1_state_machine::p4_accounted_currency::sm_4_burn_more_than_balance ... FAILED
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wear_wet_until_tattered ... FAILED
[INFO] [stdout] test c1_state_machine::p4_accounted_currency::sm_4_empty_mint ... FAILED
[INFO] [stdout] test c1_state_machine::p4_accounted_currency::sm_4_mint_creates_account ... FAILED
[INFO] [stdout] test c1_state_machine::p4_accounted_currency::sm_4_mint_increases_balance ... FAILED
[INFO] [stdout] test c1_state_machine::p4_accounted_currency::sm_4_non_registered_burner ... FAILED
[INFO] [stdout] test c1_state_machine::p4_accounted_currency::sm_4_receiver_not_registered ... FAILED
[INFO] [stdout] test c1_state_machine::p4_accounted_currency::sm_4_send_to_same_user ... FAILED
[INFO] [stdout] test c1_state_machine::p4_accounted_currency::sm_4_sender_not_registered ... FAILED
[INFO] [stdout] test c1_state_machine::p4_accounted_currency::sm_4_sender_to_empty_balance ... FAILED
[INFO] [stdout] test c1_state_machine::p4_accounted_currency::sm_4_simple_burn ... FAILED
[INFO] [stdout] test c1_state_machine::p4_accounted_currency::sm_4_simple_transfer ... FAILED
[INFO] [stdout] test c1_state_machine::p4_accounted_currency::sm_4_transfer ... FAILED
[INFO] [stdout] test c1_state_machine::p5_digital_cash::sm_5_empty_receive_fails ... FAILED
[INFO] [stdout] test c1_state_machine::p5_digital_cash::sm_5_empty_spend_fails ... FAILED
[INFO] [stdout] test c1_state_machine::p5_digital_cash::sm_5_mint_new_cash ... FAILED
[INFO] [stdout] test c1_state_machine::p4_accounted_currency::sm_4_empty_burn ... FAILED
[INFO] [stdout] test c1_state_machine::p4_accounted_currency::sm_4_burner_does_not_exist ... FAILED
[INFO] [stdout] test c1_state_machine::p4_accounted_currency::sm_4_burn_no_existential_deposit_left ... FAILED
[INFO] [stdout] test c1_state_machine::p3_atm::sm_3_enter_single_digit_of_pin ... FAILED
[INFO] [stdout] test c1_state_machine::p4_accounted_currency::sm_4_insufficient_balance_transfer ... FAILED
[INFO] [stdout] test c1_state_machine::p5_digital_cash::sm_5_serial_number_already_seen_fails ... FAILED
[INFO] [stdout] test c1_state_machine::p5_digital_cash::sm_5_spending_and_receiving_same_bill_fails ... FAILED
[INFO] [stdout] test c1_state_machine::p4_accounted_currency::sm_4_mint_creates_second_account ... FAILED
[INFO] [stdout] test c1_state_machine::p5_digital_cash::sm_5_spending_bill_with_incorrect_amount_fails ... FAILED
[INFO] [stdout] test c1_state_machine::p5_digital_cash::sm_5_output_value_0_fails ... FAILED
[INFO] [stdout] test c1_state_machine::p5_digital_cash::sm_5_receiving_bill_with_incorrect_serial_fails ... FAILED
[INFO] [stdout] test c1_state_machine::p5_digital_cash::sm_5_spending_from_alice_to_all ... FAILED
[INFO] [stdout] test c1_state_machine::p5_digital_cash::sm_5_overflow_receives_fails ... FAILED
[INFO] [stdout] test c1_state_machine::p5_digital_cash::sm_5_spending_from_charlie_to_all ... FAILED
[INFO] [stdout] test c1_state_machine::p5_digital_cash::sm_5_spending_non_existent_bill_fails ... FAILED
[INFO] [stdout] test c2_blockchain::p1_header_chain::bc_1_cant_verify_invalid_height ... FAILED
[INFO] [stdout] test c1_state_machine::p5_digital_cash::sm_5_spending_same_bill_fails ... FAILED
[INFO] [stdout] test c2_blockchain::p1_header_chain::bc_1_cant_verify_invalid_parent ... FAILED
[INFO] [stdout] test c2_blockchain::p1_header_chain::bc_1_child_block_height ... FAILED
[INFO] [stdout] test c2_blockchain::p1_header_chain::bc_1_invalid_chain_is_really_invalid ... FAILED
[INFO] [stdout] test c2_blockchain::p1_header_chain::bc_1_child_block_parent ... FAILED
[INFO] [stdout] test c2_blockchain::p1_header_chain::bc_1_genesis_block_height ... FAILED
[INFO] [stdout] test c2_blockchain::p1_header_chain::bc_1_genesis_block_parent ... FAILED
[INFO] [stdout] test c2_blockchain::p1_header_chain::bc_1_verify_three_blocks ... FAILED
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_cant_verify_invalid_number ... FAILED
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_cant_verify_invalid_parent ... FAILED
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_cant_verify_invalid_state ... FAILED
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_child_block_extrinsic ... FAILED
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_child_block_height ... FAILED
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_child_block_parent ... FAILED
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_genesis_block_extrinsic ... FAILED
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_genesis_block_height ... FAILED
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_genesis_block_parent ... FAILED
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_genesis_block_state ... FAILED
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_invalid_chain_is_really_invalid ... FAILED
[INFO] [stdout] test c1_state_machine::p5_digital_cash::sm_5_spending_from_bob_to_all ... FAILED
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_verify_forked_chain ... FAILED
[INFO] [stdout] test c2_blockchain::p1_header_chain::bc_1_verify_chain_length_five ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_cant_verify_invalid_number ... FAILED
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_verify_three_blocks ... FAILED
[INFO] [stdout] test c1_state_machine::p5_digital_cash::sm_5_spending_more_than_bill_fails ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_cant_verify_invalid_parent ... FAILED
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_verify_genesis_only ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_child_block_extrinsic ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_child_block_height ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_cant_verify_invalid_state ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_child_block_consensus_digest ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_child_block_parent ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_even_chain_valid ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_genesis_block_extrinsic ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_child_block_state ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_genesis_block_height ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_even_chain_invalid_first_block_after_fork ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_genesis_block_parent ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_even_chain_invalid_second_block_after_fork ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_genesis_block_state ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_odd_chain_valid ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_odd_chain_invalid_first_block_after_fork ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_odd_chain_invalid_second_block_after_fork ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_verify_genesis_only ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_verify_three_blocks ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_verify_forked_chain ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_genesis_consensus_digest ... FAILED
[INFO] [stdout] test c2_blockchain::p4_batched_extrinsics::bc_4_child_block ... FAILED
[INFO] [stdout] test c2_blockchain::p4_batched_extrinsics::bc_4_child_block_empty ... FAILED
[INFO] [stdout] test c2_blockchain::p4_batched_extrinsics::bc_4_child_header ... FAILED
[INFO] [stdout] test c2_blockchain::p4_batched_extrinsics::bc_4_genesis_header ... FAILED
[INFO] [stdout] test c2_blockchain::p4_batched_extrinsics::bc_4_block_with_invalid_header_does_not_check ... FAILED
[INFO] [stdout] test c2_blockchain::p4_batched_extrinsics::bc_4_invalid_header_does_not_check ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_cant_verify_invalid_pow ... FAILED
[INFO] [stdout] test c2_blockchain::p4_batched_extrinsics::bc_4_student_invalid_block_really_is_invalid ... FAILED
[INFO] [stdout] test c2_blockchain::p4_batched_extrinsics::bc_4_verify_three_blocks ... FAILED
[INFO] [stdout] test c2_blockchain::p4_batched_extrinsics::bc_4_genesis_block ... FAILED
[INFO] [stdout] test c2_blockchain::p4_batched_extrinsics::bc_4_invalid_block_state_does_not_check ... FAILED
[INFO] [stdout] test c2_blockchain::p5_fork_choice::bc_5_longest_vs_heaviest ... FAILED
[INFO] [stdout] test c2_blockchain::p5_fork_choice::bc_5_heaviest_chain ... FAILED
[INFO] [stdout] test c2_blockchain::p6_rich_state::bc_6_child_block ... FAILED
[INFO] [stdout] test c2_blockchain::p5_fork_choice::bc_5_most_even_blocks ... FAILED
[INFO] [stdout] test c2_blockchain::p6_rich_state::bc_6_child_header ... FAILED
[INFO] [stdout] test c2_blockchain::p6_rich_state::bc_6_genesis_block ... FAILED
[INFO] [stdout] test c2_blockchain::p6_rich_state::bc_6_block_with_invalid_header_doesnt_check ... FAILED
[INFO] [stdout] test c2_blockchain::p5_fork_choice::bc_5_longest_chain ... FAILED
[INFO] [stdout] test c2_blockchain::p6_rich_state::bc_6_child_block_empty ... FAILED
[INFO] [stdout] test c2_blockchain::p5_fork_choice::bc_5_mine_to_custom_difficulty ... FAILED
[INFO] [stdout] test c2_blockchain::p6_rich_state::bc_6_invalid_block_state_doesnt_check ... FAILED
[INFO] [stdout] test c2_blockchain::p6_rich_state::bc_6_verify_three_blocks ... FAILED
[INFO] [stdout] test c2_blockchain::p6_rich_state::bc_6_invalid_header_doesnt_check ... FAILED
[INFO] [stdout] test c2_blockchain::p6_rich_state::bc_6_student_invalid_block_really_is_invalid ... FAILED
[INFO] [stdout] test c2_blockchain::p6_rich_state::bc_6_genesis_header ... FAILED
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_child_block_state ... FAILED
[INFO] [stdout] test c2_blockchain::p1_header_chain::bc_1_verify_genesis_only ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p1_switches::sm_1_light_switch_toggles_on stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p1_switches::sm_1_light_switch_toggles_on' (18) panicked at src/c1_state_machine/p1_switches.rs:18:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57c447e0e122 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x57c447e0e122 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x57c447e0e122 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x57c447e0e122 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x57c447e1e25f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x57c447e1e25f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x57c447ddb691 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x57c447ddb691 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x57c447de76f2 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x57c447dec23f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x57c447dec0d1 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x57c447dacc9e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x57c447dacc9e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x57c447dec8ff - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x57c447dec8ff - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x57c447dec726 - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x57c447de7829 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x57c447dcfb6d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x57c447e260f0 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x57c447d7b866 - <diy_blockchain::c1_state_machine::p1_switches::LightSwitch as diy_blockchain::c1_state_machine::StateMachine>::next_state::h992adfcce7df2d02
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p1_switches.rs:18:9
[INFO] [stdout]   20:     0x57c447d7c832 - diy_blockchain::c1_state_machine::p1_switches::sm_1_light_switch_toggles_on::hd31a0cc8a535d52c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p1_switches.rs:56:13
[INFO] [stdout]   21:     0x57c447d7c877 - diy_blockchain::c1_state_machine::p1_switches::sm_1_light_switch_toggles_on::{{closure}}::h769e0c697888e83b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p1_switches.rs:55:34
[INFO] [stdout]   22:     0x57c447d709c6 - core::ops::function::FnOnce::call_once::hbbc2396a2748cb8a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x57c447daca5b - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x57c447daca5b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x57c447dc26c5 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x57c447dc26c5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x57c447dc26c5 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x57c447dc26c5 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x57c447dc26c5 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x57c447dc26c5 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x57c447dc26c5 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x57c447d98eb4 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x57c447d98eb4 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x57c447d9c77a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x57c447d9c77a - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   37:     0x57c447d9c77a - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   38:     0x57c447d9c77a - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x57c447d9c77a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x57c447de298f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   42:     0x57c447de298f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   43:     0x7148e10dbaa4 - <unknown>
[INFO] [stdout]   44:     0x7148e1168a34 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p1_switches::sm_1_two_switches_first_goes_off_second_was_off stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p1_switches::sm_1_two_switches_first_goes_off_second_was_off' (19) panicked at src/c1_state_machine/p1_switches.rs:45:9:
[INFO] [stdout] not yet implemented: Exercise 2
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57c447e0e122 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x57c447e0e122 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x57c447e0e122 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x57c447e0e122 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x57c447e1e25f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x57c447e1e25f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x57c447ddb691 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x57c447ddb691 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x57c447de76f2 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x57c447dec23f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x57c447dec0d1 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x57c447dacc9e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x57c447dacc9e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x57c447dec8ff - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x57c447dec8ff - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x57c447dec726 - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x57c447de7829 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x57c447dcfb6d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x57c447e260f0 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x57c447d7b8a6 - <diy_blockchain::c1_state_machine::p1_switches::WeirdSwitchMachine as diy_blockchain::c1_state_machine::StateMachine>::next_state::h0051773b680075f9
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p1_switches.rs:45:9
[INFO] [stdout]   20:     0x57c447d7cc1f - diy_blockchain::c1_state_machine::p1_switches::sm_1_two_switches_first_goes_off_second_was_off::h3ca3dcb9c6b92097
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p1_switches.rs:101:9
[INFO] [stdout]   21:     0x57c447d7cca7 - diy_blockchain::c1_state_machine::p1_switches::sm_1_two_switches_first_goes_off_second_was_off::{{closure}}::ha3758a5857e07501
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p1_switches.rs:93:53
[INFO] [stdout]   22:     0x57c447d704e6 - core::ops::function::FnOnce::call_once::h999c0c5e73805ec3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x57c447daca5b - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x57c447daca5b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x57c447dc26c5 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x57c447dc26c5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x57c447dc26c5 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x57c447dc26c5 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x57c447dc26c5 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x57c447dc26c5 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x57c447dc26c5 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x57c447d98eb4 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x57c447d98eb4 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x57c447d9c77a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x57c447d9c77a - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   37:     0x57c447d9c77a - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   38:     0x57c447d9c77a - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x57c447d9c77a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x57c447de298f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   42:     0x57c447de298f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   43:     0x7148e10dbaa4 - <unknown>
[INFO] [stdout]   44:     0x7148e1168a34 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p1_switches::sm_1_two_switches_first_goes_off_second_was_on stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p1_switches::sm_1_two_switches_first_goes_off_second_was_on' (20) panicked at src/c1_state_machine/p1_switches.rs:45:9:
[INFO] [stdout] not yet implemented: Exercise 2
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57c447e0e122 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x57c447e0e122 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x57c447e0e122 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x57c447e0e122 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x57c447e1e25f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x57c447e1e25f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x57c447ddb691 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x57c447ddb691 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x57c447de76f2 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x57c447dec23f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x57c447dec0d1 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x57c447dacc9e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x57c447dacc9e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x57c447dec8ff - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x57c447dec8ff - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x57c447dec726 - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x57c447de7829 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x57c447dcfb6d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x57c447e260f0 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x57c447d7b8a6 - <diy_blockchain::c1_state_machine::p1_switches::WeirdSwitchMachine as diy_blockchain::c1_state_machine::StateMachine>::next_state::h0051773b680075f9
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p1_switches.rs:45:9
[INFO] [stdout]   20:     0x57c447d7cb5f - diy_blockchain::c1_state_machine::p1_switches::sm_1_two_switches_first_goes_off_second_was_on::hdc7d19ca3b45b3fd
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p1_switches.rs:84:9
[INFO] [stdout]   21:     0x57c447d7cbe7 - diy_blockchain::c1_state_machine::p1_switches::sm_1_two_switches_first_goes_off_second_was_on::{{closure}}::h0c41122a0aa05299
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p1_switches.rs:76:52
[INFO] [stdout]   22:     0x57c447d70096 - core::ops::function::FnOnce::call_once::h7da955a746d22e4a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x57c447daca5b - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x57c447daca5b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x57c447dc26c5 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x57c447dc26c5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x57c447dc26c5 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x57c447dc26c5 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x57c447dc26c5 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x57c447dc26c5 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x57c447dc26c5 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x57c447d98eb4 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x57c447d98eb4 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x57c447d9c77a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x57c447d9c77a - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   37:     0x57c447d9c77a - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   38:     0x57c447d9c77a - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x57c447d9c77a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x57c447de298f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   42:     0x57c447de298f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   43:     0x7148e10dbaa4 - <unknown>
[INFO] [stdout]   44:     0x7148e1168a34 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p2_laundry_machine::sm_2_dry_clean_until_tattered stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p2_laundry_machine::sm_2_dry_clean_until_tattered' (25) panicked at src/c1_state_machine/p2_laundry_machine.rs:43:9:
[INFO] [stdout] not yet implemented: Exercise 3
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57c447e0e122 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x57c447e0e122 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x57c447e0e122 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x57c447e0e122 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x57c447e1e25f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x57c447e1e25f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x57c447ddb691 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x57c447ddb691 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x57c447de76f2 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x57c447dec23f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x57c447dec0d1 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x57c447dacc9e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x57c447dacc9e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x57c447dec8ff - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x57c447dec8ff - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x57c447dec726 - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x57c447de7829 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x57c447dcfb6d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x57c447e260f0 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x57c447d83c46 - <diy_blockchain::c1_state_machine::p2_laundry_machine::ClothesMachine as diy_blockchain::c1_state_machine::StateMachine>::next_state::h9456a8d5ece39e6e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:43:9
[INFO] [stdout]   20:     0x57c447d84844 - diy_blockchain::c1_state_machine::p2_laundry_machine::sm_2_dry_clean_until_tattered::h8a1f8625fb809ffa
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:194:15
[INFO] [stdout]   21:     0x57c447d848c7 - diy_blockchain::c1_state_machine::p2_laundry_machine::sm_2_dry_clean_until_tattered::{{closure}}::h0b7c76a20c18436b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:192:35
[INFO] [stdout]   22:     0x57c447d6fc46 - core::ops::function::FnOnce::call_once::h67cbbcc10a65097d
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x57c447daca5b - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x57c447daca5b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x57c447dc26c5 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x57c447dc26c5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x57c447dc26c5 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x57c447dc26c5 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x57c447dc26c5 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x57c447dc26c5 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x57c447dc26c5 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x57c447d98eb4 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x57c447d98eb4 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x57c447d9c77a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x57c447d9c77a - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   37:     0x57c447d9c77a - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   38:     0x57c447d9c77a - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x57c447d9c77a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x57c447de298f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   42:     0x57c447de298f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   43:     0x7148e10dbaa4 - <unknown>
[INFO] [stdout]   44:     0x7148e1168a34 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p2_laundry_machine::sm_2_dry_dirty_clothes stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p2_laundry_machine::sm_2_dry_dirty_clothes' (27) panicked at src/c1_state_machine/p2_laundry_machine.rs:43:9:
[INFO] [stdout] not yet implemented: Exercise 3
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57c447e0e122 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x57c447e0e122 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x57c447e0e122 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x57c447e0e122 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x57c447e1e25f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x57c447e1e25f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x57c447ddb691 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x57c447ddb691 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x57c447de76f2 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x57c447dec23f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x57c447dec0d1 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x57c447dacc9e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x57c447dacc9e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x57c447dec8ff - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x57c447dec8ff - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x57c447dec726 - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x57c447de7829 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x57c447dcfb6d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x57c447e260f0 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x57c447d83c46 - <diy_blockchain::c1_state_machine::p2_laundry_machine::ClothesMachine as diy_blockchain::c1_state_machine::StateMachine>::next_state::h9456a8d5ece39e6e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:43:9
[INFO] [stdout]   20:     0x57c447d83fb4 - diy_blockchain::c1_state_machine::p2_laundry_machine::sm_2_dry_dirty_clothes::h09d709d0fcb69acc
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:170:15
[INFO] [stdout]   21:     0x57c447d84047 - diy_blockchain::c1_state_machine::p2_laundry_machine::sm_2_dry_dirty_clothes::{{closure}}::hf166e9ec1c2c1712
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:168:28
[INFO] [stdout]   22:     0x57c447d6f646 - core::ops::function::FnOnce::call_once::h43982f1fbcb2a9b8
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x57c447daca5b - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x57c447daca5b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x57c447dc26c5 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x57c447dc26c5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x57c447dc26c5 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x57c447dc26c5 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x57c447dc26c5 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x57c447dc26c5 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x57c447dc26c5 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x57c447d98eb4 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x57c447d98eb4 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x57c447d9c77a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x57c447d9c77a - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   37:     0x57c447d9c77a - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   38:     0x57c447d9c77a - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x57c447d9c77a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x57c447de298f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   42:     0x57c447de298f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   43:     0x7148e10dbaa4 - <unknown>
[INFO] [stdout]   44:     0x7148e1168a34 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p2_laundry_machine::sm_2_dry_dirty_until_tattered stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p2_laundry_machine::sm_2_dry_dirty_until_tattered' (28) panicked at src/c1_state_machine/p2_laundry_machine.rs:43:9:
[INFO] [stdout] not yet implemented: Exercise 3
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57c447e0e122 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x57c447e0e122 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x57c447e0e122 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x57c447e0e122 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x57c447e1e25f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x57c447e1e25f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x57c447ddb691 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x57c447ddb691 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x57c447de76f2 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x57c447dec23f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x57c447dec0d1 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x57c447dacc9e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x57c447dacc9e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x57c447dec8ff - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x57c447dec8ff - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x57c447dec726 - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x57c447de7829 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x57c447dcfb6d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x57c447e260f0 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x57c447d83c46 - <diy_blockchain::c1_state_machine::p2_laundry_machine::ClothesMachine as diy_blockchain::c1_state_machine::StateMachine>::next_state::h9456a8d5ece39e6e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:43:9
[INFO] [stdout]   20:     0x57c447d84904 - diy_blockchain::c1_state_machine::p2_laundry_machine::sm_2_dry_dirty_until_tattered::hd46b1f010aa05639
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:210:15
[INFO] [stdout]   21:     0x57c447d84987 - diy_blockchain::c1_state_machine::p2_laundry_machine::sm_2_dry_dirty_until_tattered::{{closure}}::h4dfdedec4c19ec69
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:208:35
[INFO] [stdout]   22:     0x57c447d703a6 - core::ops::function::FnOnce::call_once::h92658e6cd5190ca2
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x57c447daca5b - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x57c447daca5b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x57c447dc26c5 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x57c447dc26c5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x57c447dc26c5 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x57c447dc26c5 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x57c447dc26c5 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x57c447dc26c5 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x57c447dc26c5 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x57c447d98eb4 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x57c447d98eb4 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x57c447d9c77a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x57c447d9c77a - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   37:     0x57c447d9c77a - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   38:     0x57c447d9c77a - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x57c447d9c77a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x57c447de298f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   42:     0x57c447de298f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   43:     0x7148e10dbaa4 - <unknown>
[INFO] [stdout]   44:     0x7148e1168a34 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p1_switches::sm_1_two_switches_second_goes_off stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p1_switches::sm_1_two_switches_second_goes_off' (22) panicked at src/c1_state_machine/p1_switches.rs:45:9:
[INFO] [stdout] not yet implemented: Exercise 2
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57c447e0e122 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x57c447e0e122 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x57c447e0e122 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x57c447e0e122 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x57c447e1e25f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x57c447e1e25f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x57c447ddb691 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x57c447ddb691 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x57c447de76f2 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x57c447dec23f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x57c447dec0d1 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x57c447dacc9e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x57c447dacc9e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x57c447dec8ff - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x57c447dec8ff - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x57c447dec726 - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x57c447de7829 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x57c447dcfb6d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x57c447e260f0 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x57c447d7b8a6 - <diy_blockchain::c1_state_machine::p1_switches::WeirdSwitchMachine as diy_blockchain::c1_state_machine::StateMachine>::next_state::h0051773b680075f9
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p1_switches.rs:45:9
[INFO] [stdout]   20:     0x57c447d7ca9f - diy_blockchain::c1_state_machine::p1_switches::sm_1_two_switches_second_goes_off::h21190ffed9bbbb82
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p1_switches.rs:133:9
[INFO] [stdout]   21:     0x57c447d7cb27 - diy_blockchain::c1_state_machine::p1_switches::sm_1_two_switches_second_goes_off::{{closure}}::h5652ee65b915735a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p1_switches.rs:126:39
[INFO] [stdout]   22:     0x57c447d6f226 - core::ops::function::FnOnce::call_once::h28e06c31ab4b8d28
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x57c447daca5b - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x57c447daca5b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x57c447dc26c5 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x57c447dc26c5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x57c447dc26c5 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x57c447dc26c5 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x57c447dc26c5 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x57c447dc26c5 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x57c447dc26c5 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x57c447d98eb4 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x57c447d98eb4 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x57c447d9c77a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x57c447d9c77a - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   37:     0x57c447d9c77a - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   38:     0x57c447d9c77a - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x57c447d9c77a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x57c447de298f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   42:     0x57c447de298f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   43:     0x7148e10dbaa4 - <unknown>
[INFO] [stdout]   44:     0x7148e1168a34 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p2_laundry_machine::sm_2_dry_wet_clothes stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p2_laundry_machine::sm_2_dry_wet_clothes' (30) panicked at src/c1_state_machine/p2_laundry_machine.rs:43:9:
[INFO] [stdout] not yet implemented: Exercise 3
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57c447e0e122 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x57c447e0e122 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x57c447e0e122 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x57c447e0e122 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x57c447e1e25f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x57c447e1e25f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x57c447ddb691 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x57c447ddb691 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x57c447de76f2 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x57c447dec23f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x57c447dec0d1 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x57c447dacc9e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x57c447dacc9e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x57c447dec8ff - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x57c447dec8ff - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x57c447dec726 - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x57c447de7829 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x57c447dcfb6d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x57c447e260f0 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x57c447d83c46 - <diy_blockchain::c1_state_machine::p2_laundry_machine::ClothesMachine as diy_blockchain::c1_state_machine::StateMachine>::next_state::h9456a8d5ece39e6e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:43:9
[INFO] [stdout]   20:     0x57c447d83c74 - diy_blockchain::c1_state_machine::p2_laundry_machine::sm_2_dry_wet_clothes::h07d4cb3c99b83f24
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:178:15
[INFO] [stdout]   21:     0x57c447d83d07 - diy_blockchain::c1_state_machine::p2_laundry_machine::sm_2_dry_wet_clothes::{{closure}}::h546dde754656d416
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:176:26
[INFO] [stdout]   22:     0x57c447d70776 - core::ops::function::FnOnce::call_once::hacea09bbeab52ebb
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x57c447daca5b - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x57c447daca5b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x57c447dc26c5 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x57c447dc26c5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x57c447dc26c5 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x57c447dc26c5 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x57c447dc26c5 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x57c447dc26c5 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x57c447dc26c5 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x57c447d98eb4 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x57c447d98eb4 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x57c447d9c77a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x57c447d9c77a - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   37:     0x57c447d9c77a - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   38:     0x57c447d9c77a - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x57c447d9c77a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x57c447de298f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   42:     0x57c447de298f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   43:     0x7148e10dbaa4 - <unknown>
[INFO] [stdout]   44:     0x7148e1168a34 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p1_switches::sm_1_two_switches_second_goes_on stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p1_switches::sm_1_two_switches_second_goes_on' (23) panicked at src/c1_state_machine/p1_switches.rs:45:9:
[INFO] [stdout] not yet implemented: Exercise 2
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57c447e0e122 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x57c447e0e122 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x57c447e0e122 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x57c447e0e122 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x57c447e1e25f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x57c447e1e25f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x57c447ddb691 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x57c447ddb691 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x57c447de76f2 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x57c447dec23f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x57c447dec0d1 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x57c447dacc9e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x57c447dacc9e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x57c447dec8ff - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x57c447dec8ff - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x57c447dec726 - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x57c447de7829 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x57c447dcfb6d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x57c447e260f0 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x57c447d7b8a6 - <diy_blockchain::c1_state_machine::p1_switches::WeirdSwitchMachine as diy_blockchain::c1_state_machine::StateMachine>::next_state::h0051773b680075f9
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p1_switches.rs:45:9
[INFO] [stdout]   20:     0x57c447d7c9df - diy_blockchain::c1_state_machine::p1_switches::sm_1_two_switches_second_goes_on::h9f0c16979e199c44
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p1_switches.rs:117:9
[INFO] [stdout]   21:     0x57c447d7ca67 - diy_blockchain::c1_state_machine::p1_switches::sm_1_two_switches_second_goes_on::{{closure}}::h1f3eaf3e95816869
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p1_switches.rs:110:38
[INFO] [stdout]   22:     0x57c447d70266 - core::ops::function::FnOnce::call_once::h8e85d67c3e0d2548
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x57c447daca5b - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x57c447daca5b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x57c447dc26c5 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x57c447dc26c5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x57c447dc26c5 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x57c447dc26c5 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x57c447dc26c5 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x57c447dc26c5 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x57c447dc26c5 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x57c447d98eb4 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x57c447d98eb4 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x57c447d9c77a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x57c447d9c77a - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   37:     0x57c447d9c77a - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   38:     0x57c447d9c77a - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x57c447d9c77a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x57c447de298f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   42:     0x57c447de298f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   43:     0x7148e10dbaa4 - <unknown>
[INFO] [stdout]   44:     0x7148e1168a34 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p2_laundry_machine::sm_2_dry_clean_clothes stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p2_laundry_machine::sm_2_dry_clean_clothes' (24) panicked at src/c1_state_machine/p2_laundry_machine.rs:43:9:
[INFO] [stdout] not yet implemented: Exercise 3
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57c447e0e122 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x57c447e0e122 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x57c447e0e122 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x57c447e0e122 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x57c447e1e25f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x57c447e1e25f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x57c447ddb691 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x57c447ddb691 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x57c447de76f2 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x57c447dec23f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x57c447dec0d1 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x57c447dacc9e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x57c447dacc9e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x57c447dec8ff - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x57c447dec8ff - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x57c447dec726 - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x57c447de7829 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x57c447dcfb6d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x57c447e260f0 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x57c447d83c46 - <diy_blockchain::c1_state_machine::p2_laundry_machine::ClothesMachine as diy_blockchain::c1_state_machine::StateMachine>::next_state::h9456a8d5ece39e6e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:43:9
[INFO] [stdout]   20:     0x57c447d83ee4 - diy_blockchain::c1_state_machine::p2_laundry_machine::sm_2_dry_clean_clothes::h05176cff98ad4c33
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:162:15
[INFO] [stdout]   21:     0x57c447d83f77 - diy_blockchain::c1_state_machine::p2_laundry_machine::sm_2_dry_clean_clothes::{{closure}}::he37141e6536a0cd5
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:160:28
[INFO] [stdout]   22:     0x57c447d6f3c6 - core::ops::function::FnOnce::call_once::h2e51b229ccb01bb8
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x57c447daca5b - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x57c447daca5b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x57c447dc26c5 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x57c447dc26c5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x57c447dc26c5 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x57c447dc26c5 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x57c447dc26c5 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x57c447dc26c5 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x57c447dc26c5 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x57c447d98eb4 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x57c447d98eb4 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x57c447d9c77a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x57c447d9c77a - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   37:     0x57c447d9c77a - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   38:     0x57c447d9c77a - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x57c447d9c77a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x57c447de298f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   42:     0x57c447de298f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   43:     0x7148e10dbaa4 - <unknown>
[INFO] [stdout]   44:     0x7148e1168a34 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p2_laundry_machine::sm_2_wash_clean_clothes stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p2_laundry_machine::sm_2_wash_clean_clothes' (31) panicked at src/c1_state_machine/p2_laundry_machine.rs:43:9:
[INFO] [stdout] not yet implemented: Exercise 3
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57c447e0e122 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x57c447e0e122 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x57c447e0e122 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x57c447e0e122 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x57c447e1e25f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x57c447e1e25f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x57c447ddb691 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x57c447ddb691 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x57c447de76f2 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x57c447dec23f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x57c447dec0d1 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x57c447dacc9e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x57c447dacc9e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x57c447dec8ff - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x57c447dec8ff - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x57c447dec726 - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x57c447de7829 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x57c447dcfb6d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x57c447e260f0 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x57c447d83c46 - <diy_blockchain::c1_state_machine::p2_laundry_machine::ClothesMachine as diy_blockchain::c1_state_machine::StateMachine>::next_state::h9456a8d5ece39e6e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:43:9
[INFO] [stdout]   20:     0x57c447d84084 - diy_blockchain::c1_state_machine::p2_laundry_machine::sm_2_wash_clean_clothes::h9e4d407a3138b1e4
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:106:15
[INFO] [stdout]   21:     0x57c447d84117 - diy_blockchain::c1_state_machine::p2_laundry_machine::sm_2_wash_clean_clothes::{{closure}}::hb8ced7758d5649bc
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:104:29
[INFO] [stdout]   22:     0x57c447d6f486 - core::ops::function::FnOnce::call_once::h36af9134edaebfe1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x57c447daca5b - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x57c447daca5b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x57c447dc26c5 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x57c447dc26c5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x57c447dc26c5 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x57c447dc26c5 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x57c447dc26c5 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x57c447dc26c5 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x57c447dc26c5 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x57c447d98eb4 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x57c447d98eb4 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x57c447d9c77a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x57c447d9c77a - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   37:     0x57c447d9c77a - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   38:     0x57c447d9c77a - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x57c447d9c77a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x57c447de298f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   42:     0x57c447de298f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   43:     0x7148e10dbaa4 - <unknown>
[INFO] [stdout]   44:     0x7148e1168a34 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p1_switches::sm_1_light_switch_toggles_off stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p1_switches::sm_1_light_switch_toggles_off' (17) panicked at src/c1_state_machine/p1_switches.rs:18:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57c447e0e122 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x57c447e0e122 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x57c447e0e122 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x57c447e0e122 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x57c447e1e25f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x57c447e1e25f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x57c447ddb691 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x57c447ddb691 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x57c447de76f2 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x57c447dec23f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x57c447dec0d1 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x57c447dacc9e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x57c447dacc9e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x57c447dec8ff - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x57c447dec8ff - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x57c447dec726 - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x57c447de7829 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x57c447dcfb6d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x57c447e260f0 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x57c447d7b866 - <diy_blockchain::c1_state_machine::p1_switches::LightSwitch as diy_blockchain::c1_state_machine::StateMachine>::next_state::h992adfcce7df2d02
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p1_switches.rs:18:9
[INFO] [stdout]   20:     0x57c447d7c8a2 - diy_blockchain::c1_state_machine::p1_switches::sm_1_light_switch_toggles_off::h9f96086b7750f1fe
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p1_switches.rs:51:14
[INFO] [stdout]   21:     0x57c447d7c8e7 - diy_blockchain::c1_state_machine::p1_switches::sm_1_light_switch_toggles_off::{{closure}}::hb7f8d24ef7325b9c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p1_switches.rs:50:35
[INFO] [stdout]   22:     0x57c447d70e16 - core::ops::function::FnOnce::call_once::hd7422fb4801e9173
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x57c447daca5b - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x57c447daca5b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x57c447dc26c5 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x57c447dc26c5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x57c447dc26c5 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x57c447dc26c5 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x57c447dc26c5 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x57c447dc26c5 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x57c447dc26c5 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x57c447d98eb4 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x57c447d98eb4 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x57c447d9c77a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x57c447d9c77a - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   37:     0x57c447d9c77a - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   38:     0x57c447d9c77a - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x57c447d9c77a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x57c447de298f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   42:     0x57c447de298f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   43:     0x7148e10dbaa4 - <unknown>
[INFO] [stdout]   44:     0x7148e1168a34 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p2_laundry_machine::sm_2_wash_clean_until_tattered stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p2_laundry_machine::sm_2_wash_clean_until_tattered' (32) panicked at src/c1_state_machine/p2_laundry_machine.rs:43:9:
[INFO] [stdout] not yet implemented: Exercise 3
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57c447e0e122 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x57c447e0e122 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x57c447e0e122 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x57c447e0e122 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x57c447e1e25f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x57c447e1e25f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x57c447ddb691 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x57c447ddb691 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x57c447de76f2 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x57c447dec23f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x57c447dec0d1 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x57c447dacc9e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x57c447dacc9e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x57c447dec8ff - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x57c447dec8ff - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x57c447dec726 - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x57c447de7829 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x57c447dcfb6d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x57c447e260f0 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x57c447d83c46 - <diy_blockchain::c1_state_machine::p2_laundry_machine::ClothesMachine as diy_blockchain::c1_state_machine::StateMachine>::next_state::h9456a8d5ece39e6e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:43:9
[INFO] [stdout]   20:     0x57c447d849c4 - diy_blockchain::c1_state_machine::p2_laundry_machine::sm_2_wash_clean_until_tattered::h914f0cf483f32fe6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:138:15
[INFO] [stdout]   21:     0x57c447d84a47 - diy_blockchain::c1_state_machine::p2_laundry_machine::sm_2_wash_clean_until_tattered::{{closure}}::hb26ac5a0f2b05ee8
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:136:36
[INFO] [stdout]   22:     0x57c447d6fe56 - core::ops::function::FnOnce::call_once::h71278057bff69fef
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x57c447daca5b - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x57c447daca5b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x57c447dc26c5 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x57c447dc26c5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x57c447dc26c5 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x57c447dc26c5 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x57c447dc26c5 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x57c447dc26c5 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x57c447dc26c5 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x57c447d98eb4 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x57c447d98eb4 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x57c447d9c77a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x57c447d9c77a - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   37:     0x57c447d9c77a - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   38:     0x57c447d9c77a - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x57c447d9c77a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x57c447de298f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   42:     0x57c447de298f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   43:     0x7148e10dbaa4 - <unknown>
[INFO] [stdout]   44:     0x7148e1168a34 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p2_laundry_machine::sm_2_wash_dirty_clothes stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p2_laundry_machine::sm_2_wash_dirty_clothes' (33) panicked at src/c1_state_machine/p2_laundry_machine.rs:43:9:
[INFO] [stdout] not yet implemented: Exercise 3
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57c447e0e122 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x57c447e0e122 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x57c447e0e122 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x57c447e0e122 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x57c447e1e25f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x57c447e1e25f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x57c447ddb691 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x57c447ddb691 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x57c447de76f2 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x57c447dec23f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x57c447dec0d1 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x57c447dacc9e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x57c447dacc9e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x57c447dec8ff - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x57c447dec8ff - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x57c447dec726 - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x57c447de7829 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x57c447dcfb6d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x57c447e260f0 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x57c447d83c46 - <diy_blockchain::c1_state_machine::p2_laundry_machine::ClothesMachine as diy_blockchain::c1_state_machine::StateMachine>::next_state::h9456a8d5ece39e6e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:43:9
[INFO] [stdout]   20:     0x57c447d84154 - diy_blockchain::c1_state_machine::p2_laundry_machine::sm_2_wash_dirty_clothes::ha84317f74103539a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:114:15
[INFO] [stdout]   21:     0x57c447d841e7 - diy_blockchain::c1_state_machine::p2_laundry_machine::sm_2_wash_dirty_clothes::{{closure}}::hc2609605b92ad901
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:112:29
[INFO] [stdout]   22:     0x57c447d6ee76 - core::ops::function::FnOnce::call_once::h0de3e688d4401e8c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x57c447daca5b - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x57c447daca5b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x57c447dc26c5 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x57c447dc26c5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x57c447dc26c5 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x57c447dc26c5 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x57c447dc26c5 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x57c447dc26c5 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x57c447dc26c5 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x57c447d98eb4 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x57c447d98eb4 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x57c447d9c77a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x57c447d9c77a - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   37:     0x57c447d9c77a - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   38:     0x57c447d9c77a - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x57c447d9c77a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x57c447de298f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   42:     0x57c447de298f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   43:     0x7148e10dbaa4 - <unknown>
[INFO] [stdout]   44:     0x7148e1168a34 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p2_laundry_machine::sm_2_dry_cwet_until_tattered stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p2_laundry_machine::sm_2_dry_cwet_until_tattered' (26) panicked at src/c1_state_machine/p2_laundry_machine.rs:43:9:
[INFO] [stdout] not yet implemented: Exercise 3
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57c447e0e122 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x57c447e0e122 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x57c447e0e122 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x57c447e0e122 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x57c447e1e25f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x57c447e1e25f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x57c447ddb691 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x57c447ddb691 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x57c447de76f2 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x57c447dec23f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x57c447dec0d1 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x57c447dacc9e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x57c447dacc9e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x57c447dec8ff - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x57c447dec8ff - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x57c447dec726 - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x57c447de7829 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x57c447dcfb6d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x57c447e260f0 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x57c447d83c46 - <diy_blockchain::c1_state_machine::p2_laundry_machine::ClothesMachine as diy_blockchain::c1_state_machine::StateMachine>::next_state::h9456a8d5ece39e6e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:43:9
[INFO] [stdout]   20:     0x57c447d84604 - diy_blockchain::c1_state_machine::p2_laundry_machine::sm_2_dry_cwet_until_tattered::hfe40bb4a9ecb8547
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:202:15
[INFO] [stdout]   21:     0x57c447d84687 - diy_blockchain::c1_state_machine::p2_laundry_machine::sm_2_dry_cwet_until_tattered::{{closure}}::h5236939ee8110caf
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:200:34
[INFO] [stdout]   22:     0x57c447d71056 - core::ops::function::FnOnce::call_once::he3d1a2125a60bcb2
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x57c447daca5b - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x57c447daca5b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x57c447dc26c5 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x57c447dc26c5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x57c447dc26c5 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x57c447dc26c5 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x57c447dc26c5 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x57c447dc26c5 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x57c447dc26c5 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x57c447d98eb4 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x57c447d98eb4 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x57c447d9c77a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x57c447d9c77a - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   37:     0x57c447d9c77a - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   38:     0x57c447d9c77a - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x57c447d9c77a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x57c447de298f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   42:     0x57c447de298f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   43:     0x7148e10dbaa4 - <unknown>
[INFO] [stdout]   44:     0x7148e1168a34 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p2_laundry_machine::sm_2_wash_dirty_until_tattered stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p2_laundry_machine::sm_2_wash_dirty_until_tattered' (34) panicked at src/c1_state_machine/p2_laundry_machine.rs:43:9:
[INFO] [stdout] not yet implemented: Exercise 3
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57c447e0e122 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x57c447e0e122 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x57c447e0e122 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x57c447e0e122 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x57c447e1e25f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x57c447e1e25f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x57c447ddb691 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x57c447ddb691 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x57c447de76f2 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x57c447dec23f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x57c447dec0d1 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x57c447dacc9e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x57c447dacc9e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x57c447dec8ff - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x57c447dec8ff - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x57c447dec726 - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x57c447de7829 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x57c447dcfb6d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x57c447e260f0 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x57c447d83c46 - <diy_blockchain::c1_state_machine::p2_laundry_machine::ClothesMachine as diy_blockchain::c1_state_machine::StateMachine>::next_state::h9456a8d5ece39e6e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:43:9
[INFO] [stdout]   20:     0x57c447d84a84 - diy_blockchain::c1_state_machine::p2_laundry_machine::sm_2_wash_dirty_until_tattered::h0b9b9e6d210edc84
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:154:15
[INFO] [stdout]   21:     0x57c447d84b07 - diy_blockchain::c1_state_machine::p2_laundry_machine::sm_2_wash_dirty_until_tattered::{{closure}}::h20289d61a4822e6f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p2_laundry_machine.rs:152:36
[INFO] [stdout]   22:     0x57c447d6f406 - core::ops::function::FnOnce::call_once::h3114a2927aeb3619
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x57c447daca5b - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x57c447daca5b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x57c447dc26c5 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x57c447dc26c5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x57c447dc26c5 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x57c447dc26c5 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x57c447dc26c5 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x57c447dc26c5 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x57c447dc26c5 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x57c447d98eb4 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x57c447d98eb4 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x57c447d9c77a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x57c447d9c77a - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   37:     0x57c447d9c77a - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   38:     0x57c447d9c77a - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x57c447d9c77a - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x57c447d9c77a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x57c447de298f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   42:     0x57c447de298f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   43:     0x7148e10dbaa4 - <unknown>
[INFO] [stdout]   44:     0x7148e1168a34 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p1_switches::sm_1_two_switches_first_goes_on stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p1_switches::sm_1_two_switches_first_goes_on' (21) panicked at src/c1_state_machine/p1_switches.rs:45:9:
[INFO] [stdout] not yet implemented: Exercise 2
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57c447e0e122 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x57c447e0e122 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x57c447e0e122 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x57c447e0e122 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x57c447e1e25f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x57c447e1e25f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x57c447ddb691 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x57c447ddb691 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x57c447de76f2 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x57c447dec23f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x57c447dec0d1 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x57c447dacc9e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x57c447dacc9e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x57c447dec8ff - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x57c447dec8ff - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x57c447dec726 - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x57c447de7829 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x57c447dcfb6d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x57c447e260f0 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x57c447d7b8a6 - <diy_blockchain::c1_state_machine::p1_switches::WeirdSwitchMachine as diy_blockchain::c1_state_machine::StateMachine>::next_state::h0051773b680075f9
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p1_switches.rs:45:9
[INFO] [stdout]   20:     0x57c447d7c91f - diy_blockchain::c1_state_machine::p1_switches::sm_1_two_switches_first_goes_on::h800d59b07f7fcc7f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p1_switches.rs:67:9
[INFO] [stdout]   21:     0x57c447d7c9a7 - diy_blockchain::c1_state_machine::p1_switches::sm_1_two_switches_first_goes_on::{{closure}}::h423b13fb819cec4f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p1_switches.rs:60:37
[INFO] [stdout]   22:     0x57c447d705e6 - core::ops::function::FnOnce::call_once::ha0951e4d71f0d2d6
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x57c447daca5b - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x57c447daca5b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x57c447dc26c5 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[WARN] too many lines in the log, truncating it
