[INFO] cloning repository https://github.com/Polkaverse/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/Polkaverse/blockchain-from-scratch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPolkaverse%2Fblockchain-from-scratch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPolkaverse%2Fblockchain-from-scratch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7b57c6edcef26603aebaaf195246eded8327143d
[INFO] testing Polkaverse/blockchain-from-scratch against 1.93.0 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPolkaverse%2Fblockchain-from-scratch" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Polkaverse/blockchain-from-scratch
[INFO] finished tweaking git repo https://github.com/Polkaverse/blockchain-from-scratch
[INFO] tweaked toml for git repo https://github.com/Polkaverse/blockchain-from-scratch written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Polkaverse/blockchain-from-scratch on toolchain 1.93.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Polkaverse/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" "+1.93.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de55ac58c521ad4f4eb78a8ed53b570dbede9ebb5e5afd687502bc9d7c2cc066
[INFO] running `Command { std: "docker" "start" "-a" "de55ac58c521ad4f4eb78a8ed53b570dbede9ebb5e5afd687502bc9d7c2cc066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de55ac58c521ad4f4eb78a8ed53b570dbede9ebb5e5afd687502bc9d7c2cc066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de55ac58c521ad4f4eb78a8ed53b570dbede9ebb5e5afd687502bc9d7c2cc066", kill_on_drop: false }`
[INFO] [stdout] de55ac58c521ad4f4eb78a8ed53b570dbede9ebb5e5afd687502bc9d7c2cc066
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f26842c8ad3e238ac1ba1673ca6e959d29f8531ca71a72828916466043edf24d
[INFO] running `Command { std: "docker" "start" "-a" "f26842c8ad3e238ac1ba1673ca6e959d29f8531ca71a72828916466043edf24d", 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/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:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::hash;
[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: `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: `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: 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: 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: 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: `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]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[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: `b2`
[INFO] [stdout]   --> src/c2_blockchain/p1_header_chain.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |     let b2 = b1.child() ;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_b2`
[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]    |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsic`
[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:37:25
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsics_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:37:48
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stdout]    |                                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:48:28
[INFO] [stdout]    |
[INFO] [stdout] 48 |     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:59:32
[INFO] [stdout]    |
[INFO] [stdout] 59 |     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:84:25
[INFO] [stdout]    |
[INFO] [stdout] 84 |     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:91:36
[INFO] [stdout]    |
[INFO] [stdout] 91 |     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:104:48
[INFO] [stdout]     |
[INFO] [stdout] 104 | 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:35:23
[INFO] [stdout]    |
[INFO] [stdout] 35 |     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:44:30
[INFO] [stdout]    |
[INFO] [stdout] 44 |     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:44:50
[INFO] [stdout]    |
[INFO] [stdout] 44 |     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:48:23
[INFO] [stdout]    |
[INFO] [stdout] 48 |     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:70:20
[INFO] [stdout]    |
[INFO] [stdout] 70 | 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:70:39
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn mine_extra_hard(block: &mut Block, threshold: u64) {
[INFO] [stdout]    |                                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_threshold`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain_1`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:75:30
[INFO] [stdout]    |
[INFO] [stdout] 75 |     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:75:50
[INFO] [stdout]    |
[INFO] [stdout] 75 |     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:79:23
[INFO] [stdout]    |
[INFO] [stdout] 79 |     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:101:30
[INFO] [stdout]     |
[INFO] [stdout] 101 |     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:101:50
[INFO] [stdout]     |
[INFO] [stdout] 101 |     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:105:23
[INFO] [stdout]     |
[INFO] [stdout] 105 |     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:48:16
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_genesis_state_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsics_root`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsics_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state_root`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:56:44
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stdout]    |                                            ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_state_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:61:28
[INFO] [stdout]    |
[INFO] [stdout] 61 |     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:66:32
[INFO] [stdout]    |
[INFO] [stdout] 66 |     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:90:20
[INFO] [stdout]    |
[INFO] [stdout] 90 |     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:95:25
[INFO] [stdout]    |
[INFO] [stdout] 95 |     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:95:44
[INFO] [stdout]    |
[INFO] [stdout] 95 |     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:104:36
[INFO] [stdout]     |
[INFO] [stdout] 104 |     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:104:55
[INFO] [stdout]     |
[INFO] [stdout] 104 |     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:120:48
[INFO] [stdout]     |
[INFO] [stdout] 120 | 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:120:65
[INFO] [stdout]     |
[INFO] [stdout] 120 | 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: `fork_height`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fork_height: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_fork_height`
[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: unused variable: `fork_height`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fork_height: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_fork_height`
[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]    |     ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_initial_difficulty`
[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]    |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_final_difficulty`
[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]    |                                                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_fork_height`
[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]    |     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_fork_height`
[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]    |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_difficulty`
[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: `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]    |                ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_genesis_state_root`
[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]    |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_state_root`
[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]    |                                       ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsics_root`
[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]    |     ^ help: if this is intentional, prefix it with an underscore: `_n`
[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]    |                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_hash`
[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]    |                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_hash`
[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]    |                       ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_hash`
[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]    |                                                                                         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_hash`
[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]    |                                               ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_hash`
[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] 38 |     fn child(&self) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     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:77:4
[INFO] [stdout]    |
[INFO] [stdout] 77 | 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:95:4
[INFO] [stdout]    |
[INFO] [stdout] 95 | 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] 44 |     fn child(&self, extrinsic: u64) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |     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:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | 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:115:4
[INFO] [stdout]     |
[INFO] [stdout] 115 | 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:135:4
[INFO] [stdout]     |
[INFO] [stdout] 135 | 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:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | 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:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | 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:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | 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:30:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl Header {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 29 |     /// Returns a new valid genesis header.
[INFO] [stdout] 30 |     pub fn genesis() -> Self {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn verify_child(&self, child: &Header) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     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:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 | 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:78:12
[INFO] [stdout]    |
[INFO] [stdout] 76 | impl Block {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 77 |     /// Returns a new valid genesis block. By convention this block has no extrinsics.
[INFO] [stdout] 78 |     pub fn genesis() -> Self {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 |     pub fn child(&self, extrinsics: Vec<u64>) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 |     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:104:4
[INFO] [stdout]     |
[INFO] [stdout] 104 | fn build_invalid_child_block_with_valid_header(parent: &Header) -> Block {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `THRESHOLD` is never used
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | const THRESHOLD: u64 = u64::max_value() / 100;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ForkChoice` is never used
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | 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:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 | 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:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 | 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:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | 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:98:12
[INFO] [stdout]    |
[INFO] [stdout] 98 | 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:133:4
[INFO] [stdout]     |
[INFO] [stdout] 133 | 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:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | 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:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | 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:48:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | impl Header {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 47 |     /// Returns a new valid genesis header.
[INFO] [stdout] 48 |     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     fn verify_child(&self, child: &Header) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     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:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 | 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:90:12
[INFO] [stdout]     |
[INFO] [stdout]  88 | impl Block {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout]  89 |     /// Returns a new valid genesis block. By convention this block has no extrinsics.
[INFO] [stdout]  90 |     pub fn genesis(genesis_state: &State) -> Self {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  95 |     pub fn child(&self, pre_state: &State, extrinsics: Vec<u64>) -> Self {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 104 |     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:120:4
[INFO] [stdout]     |
[INFO] [stdout] 120 | 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 0.51s
[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" "f26842c8ad3e238ac1ba1673ca6e959d29f8531ca71a72828916466043edf24d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f26842c8ad3e238ac1ba1673ca6e959d29f8531ca71a72828916466043edf24d", kill_on_drop: false }`
[INFO] [stdout] f26842c8ad3e238ac1ba1673ca6e959d29f8531ca71a72828916466043edf24d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 789ca1a31f8e6be203b9a1080b2040d9183a93ef6dc49e055f5523cdb9704939
[INFO] running `Command { std: "docker" "start" "-a" "789ca1a31f8e6be203b9a1080b2040d9183a93ef6dc49e055f5523cdb9704939", 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/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:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::hash;
[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: `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: `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: 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: 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: 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: `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]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[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: `b2`
[INFO] [stdout]   --> src/c2_blockchain/p1_header_chain.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |     let b2 = b1.child() ;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_b2`
[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]    |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsic`
[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:37:25
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsics_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:37:48
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stdout]    |                                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:48:28
[INFO] [stdout]    |
[INFO] [stdout] 48 |     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:59:32
[INFO] [stdout]    |
[INFO] [stdout] 59 |     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:84:25
[INFO] [stdout]    |
[INFO] [stdout] 84 |     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:91:36
[INFO] [stdout]    |
[INFO] [stdout] 91 |     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:104:48
[INFO] [stdout]     |
[INFO] [stdout] 104 | 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:35:23
[INFO] [stdout]    |
[INFO] [stdout] 35 |     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:44:30
[INFO] [stdout]    |
[INFO] [stdout] 44 |     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:44:50
[INFO] [stdout]    |
[INFO] [stdout] 44 |     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:48:23
[INFO] [stdout]    |
[INFO] [stdout] 48 |     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:70:20
[INFO] [stdout]    |
[INFO] [stdout] 70 | 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:70:39
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn mine_extra_hard(block: &mut Block, threshold: u64) {
[INFO] [stdout]    |                                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_threshold`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain_1`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:75:30
[INFO] [stdout]    |
[INFO] [stdout] 75 |     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:75:50
[INFO] [stdout]    |
[INFO] [stdout] 75 |     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:79:23
[INFO] [stdout]    |
[INFO] [stdout] 79 |     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:101:30
[INFO] [stdout]     |
[INFO] [stdout] 101 |     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:101:50
[INFO] [stdout]     |
[INFO] [stdout] 101 |     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:105:23
[INFO] [stdout]     |
[INFO] [stdout] 105 |     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:48:16
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_genesis_state_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsics_root`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsics_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state_root`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:56:44
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stdout]    |                                            ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_state_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:61:28
[INFO] [stdout]    |
[INFO] [stdout] 61 |     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:66:32
[INFO] [stdout]    |
[INFO] [stdout] 66 |     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:90:20
[INFO] [stdout]    |
[INFO] [stdout] 90 |     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:95:25
[INFO] [stdout]    |
[INFO] [stdout] 95 |     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:95:44
[INFO] [stdout]    |
[INFO] [stdout] 95 |     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:104:36
[INFO] [stdout]     |
[INFO] [stdout] 104 |     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:104:55
[INFO] [stdout]     |
[INFO] [stdout] 104 |     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:120:48
[INFO] [stdout]     |
[INFO] [stdout] 120 | 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:120:65
[INFO] [stdout]     |
[INFO] [stdout] 120 | 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: `fork_height`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fork_height: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_fork_height`
[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: unused variable: `fork_height`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fork_height: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_fork_height`
[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]    |     ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_initial_difficulty`
[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]    |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_final_difficulty`
[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]    |                                                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_fork_height`
[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]    |     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_fork_height`
[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]    |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_difficulty`
[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: `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]    |                ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_genesis_state_root`
[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]    |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_state_root`
[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]    |                                       ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsics_root`
[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]    |     ^ help: if this is intentional, prefix it with an underscore: `_n`
[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]    |                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_hash`
[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]    |                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_hash`
[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]    |                       ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_hash`
[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]    |                                                                                         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_hash`
[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]    |                                               ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_hash`
[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] 38 |     fn child(&self) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     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:77:4
[INFO] [stdout]    |
[INFO] [stdout] 77 | 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:95:4
[INFO] [stdout]    |
[INFO] [stdout] 95 | 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] 44 |     fn child(&self, extrinsic: u64) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |     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:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | 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:115:4
[INFO] [stdout]     |
[INFO] [stdout] 115 | 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:135:4
[INFO] [stdout]     |
[INFO] [stdout] 135 | 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:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | 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:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | 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:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | 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:30:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl Header {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 29 |     /// Returns a new valid genesis header.
[INFO] [stdout] 30 |     pub fn genesis() -> Self {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn verify_child(&self, child: &Header) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     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:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 | 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:78:12
[INFO] [stdout]    |
[INFO] [stdout] 76 | impl Block {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 77 |     /// Returns a new valid genesis block. By convention this block has no extrinsics.
[INFO] [stdout] 78 |     pub fn genesis() -> Self {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 |     pub fn child(&self, extrinsics: Vec<u64>) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 |     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:104:4
[INFO] [stdout]     |
[INFO] [stdout] 104 | fn build_invalid_child_block_with_valid_header(parent: &Header) -> Block {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `THRESHOLD` is never used
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | const THRESHOLD: u64 = u64::max_value() / 100;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ForkChoice` is never used
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | 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:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 | 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:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 | 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:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | 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:98:12
[INFO] [stdout]    |
[INFO] [stdout] 98 | 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:133:4
[INFO] [stdout]     |
[INFO] [stdout] 133 | 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:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | 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:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | 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:48:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | impl Header {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 47 |     /// Returns a new valid genesis header.
[INFO] [stdout] 48 |     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     fn verify_child(&self, child: &Header) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     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:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 | 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:90:12
[INFO] [stdout]     |
[INFO] [stdout]  88 | impl Block {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout]  89 |     /// Returns a new valid genesis block. By convention this block has no extrinsics.
[INFO] [stdout]  90 |     pub fn genesis(genesis_state: &State) -> Self {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  95 |     pub fn child(&self, pre_state: &State, extrinsics: Vec<u64>) -> Self {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 104 |     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:120:4
[INFO] [stdout]     |
[INFO] [stdout] 120 | 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] [stderr]    Compiling diy-blockchain v0.1.0 (/opt/rustwide/workdir)
[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] [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: `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: 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: 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: 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: `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]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[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: `b2`
[INFO] [stdout]   --> src/c2_blockchain/p1_header_chain.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |     let b2 = b1.child() ;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_b2`
[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]    |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsic`
[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:37:25
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsics_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:37:48
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stdout]    |                                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]   --> src/c2_blockchain/p4_batched_extrinsics.rs:48:28
[INFO] [stdout]    |
[INFO] [stdout] 48 |     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:59:32
[INFO] [stdout]    |
[INFO] [stdout] 59 |     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:84:25
[INFO] [stdout]    |
[INFO] [stdout] 84 |     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:91:36
[INFO] [stdout]    |
[INFO] [stdout] 91 |     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:104:48
[INFO] [stdout]     |
[INFO] [stdout] 104 | 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:35:23
[INFO] [stdout]    |
[INFO] [stdout] 35 |     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:44:30
[INFO] [stdout]    |
[INFO] [stdout] 44 |     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:44:50
[INFO] [stdout]    |
[INFO] [stdout] 44 |     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:48:23
[INFO] [stdout]    |
[INFO] [stdout] 48 |     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:70:20
[INFO] [stdout]    |
[INFO] [stdout] 70 | 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:70:39
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn mine_extra_hard(block: &mut Block, threshold: u64) {
[INFO] [stdout]    |                                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_threshold`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chain_1`
[INFO] [stdout]   --> src/c2_blockchain/p5_fork_choice.rs:75:30
[INFO] [stdout]    |
[INFO] [stdout] 75 |     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:75:50
[INFO] [stdout]    |
[INFO] [stdout] 75 |     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:79:23
[INFO] [stdout]    |
[INFO] [stdout] 79 |     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:101:30
[INFO] [stdout]     |
[INFO] [stdout] 101 |     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:101:50
[INFO] [stdout]     |
[INFO] [stdout] 101 |     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:105:23
[INFO] [stdout]     |
[INFO] [stdout] 105 |     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:48:16
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_genesis_state_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extrinsics_root`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsics_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state_root`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:56:44
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stdout]    |                                            ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_state_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]   --> src/c2_blockchain/p6_rich_state.rs:61:28
[INFO] [stdout]    |
[INFO] [stdout] 61 |     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:66:32
[INFO] [stdout]    |
[INFO] [stdout] 66 |     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:90:20
[INFO] [stdout]    |
[INFO] [stdout] 90 |     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:95:25
[INFO] [stdout]    |
[INFO] [stdout] 95 |     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:95:44
[INFO] [stdout]    |
[INFO] [stdout] 95 |     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:104:36
[INFO] [stdout]     |
[INFO] [stdout] 104 |     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:104:55
[INFO] [stdout]     |
[INFO] [stdout] 104 |     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:120:48
[INFO] [stdout]     |
[INFO] [stdout] 120 | 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:120:65
[INFO] [stdout]     |
[INFO] [stdout] 120 | 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: `fork_height`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fork_height: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_fork_height`
[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: unused variable: `fork_height`
[INFO] [stdout]   --> src/c3_consensus/p6_forking.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fork_height: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_fork_height`
[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]    |     ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_initial_difficulty`
[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]    |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_final_difficulty`
[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]    |                                                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_fork_height`
[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]    |     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_fork_height`
[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]    |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_difficulty`
[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: `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]    |                ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_genesis_state_root`
[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]    |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_state_root`
[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]    |                                       ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsics_root`
[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]    |     ^ help: if this is intentional, prefix it with an underscore: `_n`
[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]    |                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_hash`
[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]    |                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_hash`
[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]    |                       ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_hash`
[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]    |                                                                                         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_hash`
[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]    |                                               ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_hash`
[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: 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:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | 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:59:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl Header {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 59 |     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:66:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | impl Header {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 66 |     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 1.24s
[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" "789ca1a31f8e6be203b9a1080b2040d9183a93ef6dc49e055f5523cdb9704939", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "789ca1a31f8e6be203b9a1080b2040d9183a93ef6dc49e055f5523cdb9704939", kill_on_drop: false }`
[INFO] [stdout] 789ca1a31f8e6be203b9a1080b2040d9183a93ef6dc49e055f5523cdb9704939
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a4726af1c40e4bff11abe6f42983dca93f18b4ab949323b5a7f97c16ecb3b140
[INFO] running `Command { std: "docker" "start" "-a" "a4726af1c40e4bff11abe6f42983dca93f18b4ab949323b5a7f97c16ecb3b140", 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/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:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::hash;
[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: `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: `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: 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: 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: 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: `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]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[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: `b2`
[INFO] [stderr]   --> src/c2_blockchain/p1_header_chain.rs:98:9
[INFO] [stderr]    |
[INFO] [stderr] 98 |     let b2 = b1.child() ;
[INFO] [stderr]    |         ^^ help: if this is intentional, prefix it with an underscore: `_b2`
[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]    |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsic`
[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:37:25
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsics_root`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]   --> src/c2_blockchain/p4_batched_extrinsics.rs:37:48
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stderr]    |                                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `child`
[INFO] [stderr]   --> src/c2_blockchain/p4_batched_extrinsics.rs:48:28
[INFO] [stderr]    |
[INFO] [stderr] 48 |     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:59:32
[INFO] [stderr]    |
[INFO] [stderr] 59 |     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:84:25
[INFO] [stderr]    |
[INFO] [stderr] 84 |     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:91:36
[INFO] [stderr]    |
[INFO] [stderr] 91 |     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:104:48
[INFO] [stderr]     |
[INFO] [stderr] 104 | 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:35:23
[INFO] [stderr]    |
[INFO] [stderr] 35 |     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:44:30
[INFO] [stderr]    |
[INFO] [stderr] 44 |     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:44:50
[INFO] [stderr]    |
[INFO] [stderr] 44 |     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:48:23
[INFO] [stderr]    |
[INFO] [stderr] 48 |     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:70:20
[INFO] [stderr]    |
[INFO] [stderr] 70 | 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:70:39
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn mine_extra_hard(block: &mut Block, threshold: u64) {
[INFO] [stderr]    |                                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_threshold`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `chain_1`
[INFO] [stderr]   --> src/c2_blockchain/p5_fork_choice.rs:75:30
[INFO] [stderr]    |
[INFO] [stderr] 75 |     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:75:50
[INFO] [stderr]    |
[INFO] [stderr] 75 |     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:79:23
[INFO] [stderr]    |
[INFO] [stderr] 79 |     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:101:30
[INFO] [stderr]     |
[INFO] [stderr] 101 |     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:101:50
[INFO] [stderr]     |
[INFO] [stderr] 101 |     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:105:23
[INFO] [stderr]     |
[INFO] [stderr] 105 |     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:48:16
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_genesis_state_root`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `extrinsics_root`
[INFO] [stderr]   --> src/c2_blockchain/p6_rich_state.rs:56:21
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsics_root`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state_root`
[INFO] [stderr]   --> src/c2_blockchain/p6_rich_state.rs:56:44
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stderr]    |                                            ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_state_root`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `child`
[INFO] [stderr]   --> src/c2_blockchain/p6_rich_state.rs:61:28
[INFO] [stderr]    |
[INFO] [stderr] 61 |     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:66:32
[INFO] [stderr]    |
[INFO] [stderr] 66 |     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:90:20
[INFO] [stderr]    |
[INFO] [stderr] 90 |     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:95:25
[INFO] [stderr]    |
[INFO] [stderr] 95 |     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:95:44
[INFO] [stderr]    |
[INFO] [stderr] 95 |     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:104:36
[INFO] [stderr]     |
[INFO] [stderr] 104 |     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:104:55
[INFO] [stderr]     |
[INFO] [stderr] 104 |     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:120:48
[INFO] [stderr]     |
[INFO] [stderr] 120 | 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:120:65
[INFO] [stderr]     |
[INFO] [stderr] 120 | 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: `fork_height`
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fork_height: u64,
[INFO] [stderr]    |     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_fork_height`
[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: unused variable: `fork_height`
[INFO] [stderr]   --> src/c3_consensus/p6_forking.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fork_height: u64,
[INFO] [stderr]    |     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_fork_height`
[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]    |     ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_initial_difficulty`
[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]    |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_final_difficulty`
[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]    |                                                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_fork_height`
[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]    |     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_fork_height`
[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]    |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_difficulty`
[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: `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]    |                ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_genesis_state_root`
[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]    |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_state_root`
[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]    |                                       ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extrinsics_root`
[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]    |     ^ help: if this is intentional, prefix it with an underscore: `_n`
[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]    |                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_hash`
[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]    |                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_hash`
[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]    |                       ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_hash`
[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]    |                                                                                         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_hash`
[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]    |                                               ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_hash`
[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] 38 |     fn child(&self) -> Self {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 52 |     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:77:4
[INFO] [stderr]    |
[INFO] [stderr] 77 | 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:95:4
[INFO] [stderr]    |
[INFO] [stderr] 95 | 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] 44 |     fn child(&self, extrinsic: u64) -> Self {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 62 |     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:91:4
[INFO] [stderr]    |
[INFO] [stderr] 91 | 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:115:4
[INFO] [stderr]     |
[INFO] [stderr] 115 | 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:135:4
[INFO] [stderr]     |
[INFO] [stderr] 135 | 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:16:7
[INFO] [stderr]    |
[INFO] [stderr] 16 | 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:5:6
[INFO] [stderr]   |
[INFO] [stderr] 5 | type Hash = u64;
[INFO] [stderr]   |      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Header` is never constructed
[INFO] [stderr]   --> src/c2_blockchain/p4_batched_extrinsics.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | 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:30:12
[INFO] [stderr]    |
[INFO] [stderr] 28 | impl Header {
[INFO] [stderr]    | ----------- associated items in this implementation
[INFO] [stderr] 29 |     /// Returns a new valid genesis header.
[INFO] [stderr] 30 |     pub fn genesis() -> Self {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 37 |     pub fn child(&self, extrinsics_root: Hash, state: u64) -> Self {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 48 |     fn verify_child(&self, child: &Header) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 59 |     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:66:12
[INFO] [stderr]    |
[INFO] [stderr] 66 | 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:78:12
[INFO] [stderr]    |
[INFO] [stderr] 76 | impl Block {
[INFO] [stderr]    | ---------- associated items in this implementation
[INFO] [stderr] 77 |     /// Returns a new valid genesis block. By convention this block has no extrinsics.
[INFO] [stderr] 78 |     pub fn genesis() -> Self {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 84 |     pub fn child(&self, extrinsics: Vec<u64>) -> Self {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 91 |     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:104:4
[INFO] [stderr]     |
[INFO] [stderr] 104 | fn build_invalid_child_block_with_valid_header(parent: &Header) -> Block {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `THRESHOLD` is never used
[INFO] [stderr]   --> src/c2_blockchain/p5_fork_choice.rs:13:7
[INFO] [stderr]    |
[INFO] [stderr] 13 | const THRESHOLD: u64 = u64::max_value() / 100;
[INFO] [stderr]    |       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `ForkChoice` is never used
[INFO] [stderr]   --> src/c2_blockchain/p5_fork_choice.rs:18:11
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub trait ForkChoice {
[INFO] [stderr]    |           ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `LongestChainRule` is never constructed
[INFO] [stderr]   --> src/c2_blockchain/p5_fork_choice.rs:41:12
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub struct LongestChainRule;
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `HeaviestChainRule` is never constructed
[INFO] [stderr]   --> src/c2_blockchain/p5_fork_choice.rs:64:12
[INFO] [stderr]    |
[INFO] [stderr] 64 | 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:70:4
[INFO] [stderr]    |
[INFO] [stderr] 70 | 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:98:12
[INFO] [stderr]    |
[INFO] [stderr] 98 | 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:133:4
[INFO] [stderr]     |
[INFO] [stderr] 133 | 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:20:12
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub struct State {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Header` is never constructed
[INFO] [stderr]   --> src/c2_blockchain/p6_rich_state.rs:30:12
[INFO] [stderr]    |
[INFO] [stderr] 30 | 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:48:8
[INFO] [stderr]    |
[INFO] [stderr] 46 | impl Header {
[INFO] [stderr]    | ----------- associated items in this implementation
[INFO] [stderr] 47 |     /// Returns a new valid genesis header.
[INFO] [stderr] 48 |     fn genesis(genesis_state_root: Hash) -> Self {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 56 |     fn child(&self, extrinsics_root: Hash, state_root: Hash) -> Self {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 61 |     fn verify_child(&self, child: &Header) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 66 |     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:73:12
[INFO] [stderr]    |
[INFO] [stderr] 73 | 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:90:12
[INFO] [stderr]     |
[INFO] [stderr]  88 | impl Block {
[INFO] [stderr]     | ---------- associated items in this implementation
[INFO] [stderr]  89 |     /// Returns a new valid genesis block. By convention this block has no extrinsics.
[INFO] [stderr]  90 |     pub fn genesis(genesis_state: &State) -> Self {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  95 |     pub fn child(&self, pre_state: &State, extrinsics: Vec<u64>) -> Self {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 104 |     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:120:4
[INFO] [stderr]     |
[INFO] [stderr] 120 | 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 234 warnings (run `cargo fix --lib -p diy-blockchain` to apply 126 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: 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:59:8
[INFO] [stderr]    |
[INFO] [stderr] 28 | impl Header {
[INFO] [stderr]    | ----------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 59 |     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:66:8
[INFO] [stderr]    |
[INFO] [stderr] 46 | impl Header {
[INFO] [stderr]    | ----------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 66 |     fn verify_sub_chain(&self, chain: &[Header]) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `diy-blockchain` (lib test) generated 182 warnings (173 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[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-d20039b081fca97b)
[INFO] [stdout] 
[INFO] [stdout] running 142 tests
[INFO] [stdout] test c1_state_machine::p1_switches::sm_1_light_switch_toggles_off ... ok
[INFO] [stdout] test c1_state_machine::p1_switches::sm_1_two_switches_first_goes_off_second_was_off ... ok
[INFO] [stdout] test c1_state_machine::p1_switches::sm_1_two_switches_first_goes_on ... ok
[INFO] [stdout] test c1_state_machine::p1_switches::sm_1_two_switches_second_goes_off ... ok
[INFO] [stdout] test c1_state_machine::p1_switches::sm_1_two_switches_second_goes_on ... ok
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_dry_cwet_until_tattered ... ok
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_dry_dirty_clothes ... ok
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_dry_dirty_until_tattered ... ok
[INFO] [stdout] test c1_state_machine::p1_switches::sm_1_two_switches_first_goes_off_second_was_on ... ok
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_dry_clean_clothes ... ok
[INFO] [stdout] test c1_state_machine::p1_switches::sm_1_light_switch_toggles_on ... ok
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wash_dirty_clothes ... ok
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wash_dirty_until_tattered ... ok
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wash_wet_clothes ... ok
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wash_wet_until_tattered ... ok
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wear_clean_clothes ... ok
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wear_clean_until_tattered ... ok
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_dry_tattered_clothes ... ok
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wear_dirty_clothes ... ok
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_dry_wet_clothes ... ok
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wear_dirty_until_tattered ... ok
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wash_clean_clothes ... ok
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wash_tattered_clothes ... ok
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wash_clean_until_tattered ... ok
[INFO] [stdout] test c1_state_machine::p3_atm::sm_3_simple_swipe_card ... ok
[INFO] [stdout] test c1_state_machine::p3_atm::sm_3_try_to_withdraw_too_much ... ok
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wear_wet_until_tattered ... ok
[INFO] [stdout] test c1_state_machine::p3_atm::sm_3_enter_wrong_pin ... ok
[INFO] [stdout] test c1_state_machine::p3_atm::sm_3_press_key_before_card_swipe ... ok
[INFO] [stdout] test c1_state_machine::p3_atm::sm_3_swipe_card_again_part_way_through ... ok
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_dry_clean_until_tattered ... ok
[INFO] [stdout] test c1_state_machine::p3_atm::sm_3_enter_single_digit_of_withdraw_amount ... ok
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wear_wet_clothes ... ok
[INFO] [stdout] test c1_state_machine::p2_laundry_machine::sm_2_wear_tattered_clothes ... ok
[INFO] [stdout] test c1_state_machine::p3_atm::sm_3_enter_correct_pin ... ok
[INFO] [stdout] test c1_state_machine::p3_atm::sm_3_withdraw_acceptable_amount ... ok
[INFO] [stdout] test c1_state_machine::p3_atm::sm_3_enter_single_digit_of_pin ... ok
[INFO] [stdout] test c1_state_machine::p4_accounted_currency::sm_4_burn_more_than_balance ... FAILED
[INFO] [stdout] test c1_state_machine::p4_accounted_currency::sm_4_burn_no_existential_deposit_left ... FAILED
[INFO] [stdout] test c1_state_machine::p4_accounted_currency::sm_4_transfer ... 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_empty_mint ... FAILED
[INFO] [stdout] test c1_state_machine::p5_digital_cash::sm_5_empty_receive_fails ... 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_insufficient_balance_transfer ... FAILED
[INFO] [stdout] test c1_state_machine::p4_accounted_currency::sm_4_mint_creates_second_account ... FAILED
[INFO] [stdout] test c1_state_machine::p4_accounted_currency::sm_4_mint_increases_balance ... 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_sender_not_registered ... 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_simple_transfer ... 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_empty_spend_fails ... FAILED
[INFO] [stdout] test c1_state_machine::p5_digital_cash::sm_5_output_value_0_fails ... FAILED
[INFO] [stdout] test c2_blockchain::p1_header_chain::bc_1_cant_verify_invalid_parent ... ok
[INFO] [stdout] test c1_state_machine::p5_digital_cash::sm_5_overflow_receives_fails ... FAILED
[INFO] [stdout] test c2_blockchain::p1_header_chain::bc_1_child_block_height ... ok
[INFO] [stdout] test c1_state_machine::p5_digital_cash::sm_5_receiving_bill_with_incorrect_serial_fails ... FAILED
[INFO] [stdout] test c2_blockchain::p1_header_chain::bc_1_cant_verify_invalid_height ... ok
[INFO] [stdout] test c2_blockchain::p1_header_chain::bc_1_child_block_parent ... ok
[INFO] [stdout] test c2_blockchain::p1_header_chain::bc_1_genesis_block_height ... ok
[INFO] [stdout] test c2_blockchain::p1_header_chain::bc_1_genesis_block_parent ... ok
[INFO] [stdout] test c1_state_machine::p5_digital_cash::sm_5_serial_number_already_seen_fails ... FAILED
[INFO] [stdout] test c2_blockchain::p1_header_chain::bc_1_invalid_chain_is_really_invalid ... ok
[INFO] [stdout] test c2_blockchain::p1_header_chain::bc_1_verify_chain_length_five ... ok
[INFO] [stdout] test c2_blockchain::p1_header_chain::bc_1_verify_genesis_only ... ok
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_cant_verify_invalid_number ... ok
[INFO] [stdout] test c1_state_machine::p4_accounted_currency::sm_4_sender_to_empty_balance ... FAILED
[INFO] [stdout] test c1_state_machine::p5_digital_cash::sm_5_spending_bill_with_incorrect_amount_fails ... FAILED
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_cant_verify_invalid_parent ... ok
[INFO] [stdout] test c2_blockchain::p1_header_chain::bc_1_verify_three_blocks ... ok
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_cant_verify_invalid_state ... ok
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_child_block_height ... ok
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_child_block_parent ... ok
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_child_block_state ... ok
[INFO] [stdout] test c1_state_machine::p5_digital_cash::sm_5_spending_from_bob_to_all ... FAILED
[INFO] [stdout] test c1_state_machine::p5_digital_cash::sm_5_spending_from_alice_to_all ... FAILED
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_genesis_block_extrinsic ... ok
[INFO] [stdout] test c1_state_machine::p5_digital_cash::sm_5_spending_non_existent_bill_fails ... FAILED
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_genesis_block_height ... ok
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_genesis_block_parent ... ok
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_genesis_block_state ... ok
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_invalid_chain_is_really_invalid ... ok
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_verify_forked_chain ... ok
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_verify_genesis_only ... ok
[INFO] [stdout] test c1_state_machine::p5_digital_cash::sm_5_spending_same_bill_fails ... FAILED
[INFO] [stdout] test c1_state_machine::p4_accounted_currency::sm_4_empty_burn ... FAILED
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_verify_three_blocks ... ok
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_cant_verify_invalid_pow ... FAILED
[INFO] [stdout] test c1_state_machine::p5_digital_cash::sm_5_mint_new_cash ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_cant_verify_invalid_parent ... 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_child_block_parent ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_child_block_height ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_child_block_consensus_digest ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_cant_verify_invalid_number ... FAILED
[INFO] [stdout] test c1_state_machine::p4_accounted_currency::sm_4_simple_burn ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_child_block_state ... 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_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_even_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_odd_chain_valid ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_verify_forked_chain ... FAILED
[INFO] [stdout] test c2_blockchain::p2_extrinsic_state::bc_2_child_block_extrinsic ... ok
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_verify_three_blocks ... 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_child_block ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_even_chain_valid ... 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_extrinsic ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_genesis_block_parent ... FAILED
[INFO] [stdout] test c2_blockchain::p4_batched_extrinsics::bc_4_child_header ... FAILED
[INFO] [stdout] test c2_blockchain::p4_batched_extrinsics::bc_4_invalid_block_state_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::p4_batched_extrinsics::bc_4_child_block_empty ... FAILED
[INFO] [stdout] test c2_blockchain::p5_fork_choice::bc_5_longest_vs_heaviest ... FAILED
[INFO] [stdout] test c2_blockchain::p4_batched_extrinsics::bc_4_genesis_header ... FAILED
[INFO] [stdout] test c2_blockchain::p4_batched_extrinsics::bc_4_genesis_block ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_genesis_block_height ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_genesis_consensus_digest ... FAILED
[INFO] [stdout] test c2_blockchain::p4_batched_extrinsics::bc_4_student_invalid_block_really_is_invalid ... FAILED
[INFO] [stdout] test c2_blockchain::p6_rich_state::bc_6_child_header ... FAILED
[INFO] [stdout] test c2_blockchain::p6_rich_state::bc_6_invalid_block_state_doesnt_check ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_genesis_block_extrinsic ... FAILED
[INFO] [stdout] test c2_blockchain::p3_consensus::bc_3_genesis_block_state ... 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_block_with_invalid_header_doesnt_check ... FAILED
[INFO] [stdout] test c2_blockchain::p6_rich_state::bc_6_child_block ... 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_genesis_header ... FAILED
[INFO] [stdout] test c2_blockchain::p5_fork_choice::bc_5_heaviest_chain ... FAILED
[INFO] [stdout] test c2_blockchain::p6_rich_state::bc_6_genesis_block ... FAILED
[INFO] [stdout] test c2_blockchain::p5_fork_choice::bc_5_longest_chain ... 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_verify_three_blocks ... FAILED
[INFO] [stdout] test c2_blockchain::p4_batched_extrinsics::bc_4_verify_three_blocks ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p4_accounted_currency::sm_4_burn_more_than_balance stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p4_accounted_currency::sm_4_burn_more_than_balance' (62) panicked at src/c1_state_machine/p4_accounted_currency.rs:48:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2cab62 - <diy_blockchain::c1_state_machine::p4_accounted_currency::AccountedCurrency as diy_blockchain::c1_state_machine::StateMachine>::next_state::hf46fa0cc8636148b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:48:9
[INFO] [stdout]   20:     0x601afd2ce32d - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_burn_more_than_balance::h5144b5a9b14a59cb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:160:16
[INFO] [stdout]   21:     0x601afd2ce487 - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_burn_more_than_balance::{{closure}}::h87c73940b3522787
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:158:33
[INFO] [stdout]   22:     0x601afd2de2c6 - core::ops::function::FnOnce::call_once::h90c0711b80fcf5d0
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p4_accounted_currency::sm_4_burn_no_existential_deposit_left stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p4_accounted_currency::sm_4_burn_no_existential_deposit_left' (63) panicked at src/c1_state_machine/p4_accounted_currency.rs:48:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2cab62 - <diy_blockchain::c1_state_machine::p4_accounted_currency::AccountedCurrency as diy_blockchain::c1_state_machine::StateMachine>::next_state::hf46fa0cc8636148b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:48:9
[INFO] [stdout]   20:     0x601afd2cedcd - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_burn_no_existential_deposit_left::h03aca34b2f5c02d3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:130:15
[INFO] [stdout]   21:     0x601afd2cef27 - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_burn_no_existential_deposit_left::{{closure}}::he8a7a0c560e7da9d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:128:43
[INFO] [stdout]   22:     0x601afd2ddfa6 - core::ops::function::FnOnce::call_once::h870274243a3f72d7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p4_accounted_currency::sm_4_transfer stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p4_accounted_currency::sm_4_transfer' (78) panicked at src/c1_state_machine/p4_accounted_currency.rs:48:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2cab62 - <diy_blockchain::c1_state_machine::p4_accounted_currency::AccountedCurrency as diy_blockchain::c1_state_machine::StateMachine>::next_state::hf46fa0cc8636148b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:48:9
[INFO] [stdout]   20:     0x601afd2cd08d - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_transfer::h538f27a1741a7084
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:314:15
[INFO] [stdout]   21:     0x601afd2cd1f7 - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_transfer::{{closure}}::h28f36d425efbc27e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:312:19
[INFO] [stdout]   22:     0x601afd2dd556 - core::ops::function::FnOnce::call_once::h3fc0d107befc3baf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p4_accounted_currency::sm_4_burner_does_not_exist stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p4_accounted_currency::sm_4_burner_does_not_exist' (64) panicked at src/c1_state_machine/p4_accounted_currency.rs:48:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2cab62 - <diy_blockchain::c1_state_machine::p4_accounted_currency::AccountedCurrency as diy_blockchain::c1_state_machine::StateMachine>::next_state::hf46fa0cc8636148b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:48:9
[INFO] [stdout]   20:     0x601afd2cddef - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_burner_does_not_exist::hfb9d9f694f8992da
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:190:15
[INFO] [stdout]   21:     0x601afd2cdf47 - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_burner_does_not_exist::{{closure}}::h408b6686504fb3c6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:188:32
[INFO] [stdout]   22:     0x601afd2dda26 - core::ops::function::FnOnce::call_once::h5d9597424d9124d0
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p4_accounted_currency::sm_4_empty_mint stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p4_accounted_currency::sm_4_empty_mint' (66) panicked at src/c1_state_machine/p4_accounted_currency.rs:48:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2cab62 - <diy_blockchain::c1_state_machine::p4_accounted_currency::AccountedCurrency as diy_blockchain::c1_state_machine::StateMachine>::next_state::hf46fa0cc8636148b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:48:9
[INFO] [stdout]   20:     0x601afd2cd3ec - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_empty_mint::h0940e09ddbd4a54f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:100:15
[INFO] [stdout]   21:     0x601afd2cd517 - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_empty_mint::{{closure}}::h27ffdd5c741706b2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:98:21
[INFO] [stdout]   22:     0x601afd2de0a6 - core::ops::function::FnOnce::call_once::h8a1eb1ada13d417e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p5_digital_cash::sm_5_empty_receive_fails stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p5_digital_cash::sm_5_empty_receive_fails' (79) panicked at src/c1_state_machine/p5_digital_cash.rs:97:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2c3242 - <diy_blockchain::c1_state_machine::p5_digital_cash::DigitalCashSystem as diy_blockchain::c1_state_machine::StateMachine>::next_state::h2306b5de69221353
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:97:9
[INFO] [stdout]   20:     0x601afd2c391c - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_empty_receive_fails::h4db63cce438a1bdd
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:190:15
[INFO] [stdout]   21:     0x601afd2c3a87 - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_empty_receive_fails::{{closure}}::h3eca8e59e52ee9a6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:184:30
[INFO] [stdout]   22:     0x601afd2decc6 - core::ops::function::FnOnce::call_once::he0b3c85ca4b1e2ff
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p4_accounted_currency::sm_4_mint_creates_account stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p4_accounted_currency::sm_4_mint_creates_account' (68) panicked at src/c1_state_machine/p4_accounted_currency.rs:48:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2cab62 - <diy_blockchain::c1_state_machine::p4_accounted_currency::AccountedCurrency as diy_blockchain::c1_state_machine::StateMachine>::next_state::hf46fa0cc8636148b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:48:9
[INFO] [stdout]   20:     0x601afd2cdc4c - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_mint_creates_account::hb9e0c517433d472c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:55:15
[INFO] [stdout]   21:     0x601afd2cdd97 - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_mint_creates_account::{{closure}}::hd3fc6e9afb7abddb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:53:31
[INFO] [stdout]   22:     0x601afd2de5e6 - core::ops::function::FnOnce::call_once::hab0613f4324cf493
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p4_accounted_currency::sm_4_insufficient_balance_transfer stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p4_accounted_currency::sm_4_insufficient_balance_transfer' (67) panicked at src/c1_state_machine/p4_accounted_currency.rs:48:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2cab62 - <diy_blockchain::c1_state_machine::p4_accounted_currency::AccountedCurrency as diy_blockchain::c1_state_machine::StateMachine>::next_state::hf46fa0cc8636148b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:48:9
[INFO] [stdout]   20:     0x601afd2cebfd - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_insufficient_balance_transfer::had61db10789eb9bb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:250:15
[INFO] [stdout]   21:     0x601afd2ced67 - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_insufficient_balance_transfer::{{closure}}::h7fcd7292f2fdcc22
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:248:40
[INFO] [stdout]   22:     0x601afd2dcd96 - core::ops::function::FnOnce::call_once::h01c5318c2df5e103
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p4_accounted_currency::sm_4_mint_creates_second_account stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p4_accounted_currency::sm_4_mint_creates_second_account' (69) panicked at src/c1_state_machine/p4_accounted_currency.rs:48:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2cab62 - <diy_blockchain::c1_state_machine::p4_accounted_currency::AccountedCurrency as diy_blockchain::c1_state_machine::StateMachine>::next_state::hf46fa0cc8636148b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:48:9
[INFO] [stdout]   20:     0x601afd2cea2f - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_mint_creates_second_account::hd599f0a3702318b7
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:70:15
[INFO] [stdout]   21:     0x601afd2ceb97 - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_mint_creates_second_account::{{closure}}::hfb189c2ff51b6c4f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:68:38
[INFO] [stdout]   22:     0x601afd2ded86 - core::ops::function::FnOnce::call_once::he3e4289d9dd52016
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p4_accounted_currency::sm_4_mint_increases_balance stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p4_accounted_currency::sm_4_mint_increases_balance' (70) panicked at src/c1_state_machine/p4_accounted_currency.rs:48:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2cab62 - <diy_blockchain::c1_state_machine::p4_accounted_currency::AccountedCurrency as diy_blockchain::c1_state_machine::StateMachine>::next_state::hf46fa0cc8636148b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:48:9
[INFO] [stdout]   20:     0x601afd2ce4df - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_mint_increases_balance::h1c60efe7b4dc91c8
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:85:15
[INFO] [stdout]   21:     0x601afd2ce637 - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_mint_increases_balance::{{closure}}::hf11b61b3b6883433
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:83:33
[INFO] [stdout]   22:     0x601afd2dd8e6 - core::ops::function::FnOnce::call_once::h55cc72d235c77853
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p5_digital_cash::sm_5_spending_and_receiving_same_bill_fails stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p5_digital_cash::sm_5_spending_and_receiving_same_bill_fails' (86) panicked at src/c1_state_machine/p5_digital_cash.rs:97:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2c3242 - <diy_blockchain::c1_state_machine::p5_digital_cash::DigitalCashSystem as diy_blockchain::c1_state_machine::StateMachine>::next_state::h2306b5de69221353
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:97:9
[INFO] [stdout]   20:     0x601afd2c66cc - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_spending_and_receiving_same_bill_fails::h787faddbcf2b0b23
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:273:15
[INFO] [stdout]   21:     0x601afd2c6867 - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_spending_and_receiving_same_bill_fails::{{closure}}::h944564382f0613fd
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:267:49
[INFO] [stdout]   22:     0x601afd2df2f6 - core::ops::function::FnOnce::call_once::hfb6a98ca3ebd84f7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p4_accounted_currency::sm_4_sender_not_registered stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p4_accounted_currency::sm_4_sender_not_registered' (74) panicked at src/c1_state_machine/p4_accounted_currency.rs:48:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2cab62 - <diy_blockchain::c1_state_machine::p4_accounted_currency::AccountedCurrency as diy_blockchain::c1_state_machine::StateMachine>::next_state::hf46fa0cc8636148b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:48:9
[INFO] [stdout]   20:     0x601afd2ce15d - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_sender_not_registered::h0deb6dcc33770571
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:266:15
[INFO] [stdout]   21:     0x601afd2ce2c7 - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_sender_not_registered::{{closure}}::h91dd17ed71523992
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:264:32
[INFO] [stdout]   22:     0x601afd2dec06 - core::ops::function::FnOnce::call_once::hd80a28f70ba11e74
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p4_accounted_currency::sm_4_non_registered_burner stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p4_accounted_currency::sm_4_non_registered_burner' (71) panicked at src/c1_state_machine/p4_accounted_currency.rs:48:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2cab62 - <diy_blockchain::c1_state_machine::p4_accounted_currency::AccountedCurrency as diy_blockchain::c1_state_machine::StateMachine>::next_state::hf46fa0cc8636148b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:48:9
[INFO] [stdout]   20:     0x601afd2cdf9f - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_non_registered_burner::ha799f54c0a5d80f7
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:145:15
[INFO] [stdout]   21:     0x601afd2ce0f7 - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_non_registered_burner::{{closure}}::h8865a610210313cd
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:143:32
[INFO] [stdout]   22:     0x601afd2ddbe6 - core::ops::function::FnOnce::call_once::h64d4ec192da20ec3
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p4_accounted_currency::sm_4_receiver_not_registered stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p4_accounted_currency::sm_4_receiver_not_registered' (72) panicked at src/c1_state_machine/p4_accounted_currency.rs:48:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2cab62 - <diy_blockchain::c1_state_machine::p4_accounted_currency::AccountedCurrency as diy_blockchain::c1_state_machine::StateMachine>::next_state::hf46fa0cc8636148b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:48:9
[INFO] [stdout]   20:     0x601afd2ce69d - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_receiver_not_registered::he881194709741a57
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:282:15
[INFO] [stdout]   21:     0x601afd2ce817 - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_receiver_not_registered::{{closure}}::h293c6f00f3b65140
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:280:34
[INFO] [stdout]   22:     0x601afd2dcf96 - core::ops::function::FnOnce::call_once::h15b9d902484b58c7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p4_accounted_currency::sm_4_send_to_same_user stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p4_accounted_currency::sm_4_send_to_same_user' (73) panicked at src/c1_state_machine/p4_accounted_currency.rs:48:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2cab62 - <diy_blockchain::c1_state_machine::p4_accounted_currency::AccountedCurrency as diy_blockchain::c1_state_machine::StateMachine>::next_state::hf46fa0cc8636148b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:48:9
[INFO] [stdout]   20:     0x601afd2cda9d - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_send_to_same_user::hea96cdc8212eaffa
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:234:15
[INFO] [stdout]   21:     0x601afd2cdc07 - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_send_to_same_user::{{closure}}::h35fd0b964b7d3941
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:232:28
[INFO] [stdout]   22:     0x601afd2df126 - core::ops::function::FnOnce::call_once::hedc2da46340c92f7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p4_accounted_currency::sm_4_simple_transfer stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p4_accounted_currency::sm_4_simple_transfer' (77) panicked at src/c1_state_machine/p4_accounted_currency.rs:48:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2cab62 - <diy_blockchain::c1_state_machine::p4_accounted_currency::AccountedCurrency as diy_blockchain::c1_state_machine::StateMachine>::next_state::hf46fa0cc8636148b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:48:9
[INFO] [stdout]   20:     0x601afd2cd72d - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_simple_transfer::h5d603b6526b69d9b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:205:15
[INFO] [stdout]   21:     0x601afd2cda37 - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_simple_transfer::{{closure}}::hffd18353dc04814b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:203:26
[INFO] [stdout]   22:     0x601afd2dd456 - core::ops::function::FnOnce::call_once::h389f41358bd4c1de
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p5_digital_cash::sm_5_spending_from_charlie_to_all stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p5_digital_cash::sm_5_spending_from_charlie_to_all' (90) panicked at src/c1_state_machine/p5_digital_cash.rs:97:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2c3242 - <diy_blockchain::c1_state_machine::p5_digital_cash::DigitalCashSystem as diy_blockchain::c1_state_machine::StateMachine>::next_state::h2306b5de69221353
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:97:9
[INFO] [stdout]   20:     0x601afd2c54c8 - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_spending_from_charlie_to_all::h53ceb32b46b7d1ee
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:630:15
[INFO] [stdout]   21:     0x601afd2c5737 - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_spending_from_charlie_to_all::{{closure}}::hf6ed3844cbb8604e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:616:39
[INFO] [stdout]   22:     0x601afd2ddf26 - core::ops::function::FnOnce::call_once::h84c67ef9b8522934
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p5_digital_cash::sm_5_empty_spend_fails stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p5_digital_cash::sm_5_empty_spend_fails' (80) panicked at src/c1_state_machine/p5_digital_cash.rs:97:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2c3242 - <diy_blockchain::c1_state_machine::p5_digital_cash::DigitalCashSystem as diy_blockchain::c1_state_machine::StateMachine>::next_state::h2306b5de69221353
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:97:9
[INFO] [stdout]   20:     0x601afd2c35b9 - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_empty_spend_fails::h76f91872f735455a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:164:15
[INFO] [stdout]   21:     0x601afd2c3757 - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_empty_spend_fails::{{closure}}::hb7974e736f410a3d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:158:28
[INFO] [stdout]   22:     0x601afd2ddae6 - core::ops::function::FnOnce::call_once::h62395177c56a6f5b
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p5_digital_cash::sm_5_output_value_0_fails stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p5_digital_cash::sm_5_output_value_0_fails' (82) panicked at src/c1_state_machine/p5_digital_cash.rs:97:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2c3242 - <diy_blockchain::c1_state_machine::p5_digital_cash::DigitalCashSystem as diy_blockchain::c1_state_machine::StateMachine>::next_state::h2306b5de69221353
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:97:9
[INFO] [stdout]   20:     0x601afd2c3cec - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_output_value_0_fails::ha5133465f249930b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:213:15
[INFO] [stdout]   21:     0x601afd2c3e87 - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_output_value_0_fails::{{closure}}::h50501b71288f6fbe
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:207:31
[INFO] [stdout]   22:     0x601afd2dce56 - core::ops::function::FnOnce::call_once::h0994c31cebb179e8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p5_digital_cash::sm_5_overflow_receives_fails stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p5_digital_cash::sm_5_overflow_receives_fails' (83) panicked at src/c1_state_machine/p5_digital_cash.rs:97:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2c3242 - <diy_blockchain::c1_state_machine::p5_digital_cash::DigitalCashSystem as diy_blockchain::c1_state_machine::StateMachine>::next_state::h2306b5de69221353
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:97:9
[INFO] [stdout]   20:     0x601afd2c4124 - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_overflow_receives_fails::h642fd5ed0972ab6c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:127:15
[INFO] [stdout]   21:     0x601afd2c42c7 - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_overflow_receives_fails::{{closure}}::h3f9617da1b40a76f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:121:34
[INFO] [stdout]   22:     0x601afd2de066 - core::ops::function::FnOnce::call_once::h89eac514cc99f578
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p5_digital_cash::sm_5_receiving_bill_with_incorrect_serial_fails stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p5_digital_cash::sm_5_receiving_bill_with_incorrect_serial_fails' (84) panicked at src/c1_state_machine/p5_digital_cash.rs:97:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2c3242 - <diy_blockchain::c1_state_machine::p5_digital_cash::DigitalCashSystem as diy_blockchain::c1_state_machine::StateMachine>::next_state::h2306b5de69221353
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:97:9
[INFO] [stdout]   20:     0x601afd2c6f04 - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_receiving_bill_with_incorrect_serial_fails::h9b93b872c300893e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:303:15
[INFO] [stdout]   21:     0x601afd2c70a7 - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_receiving_bill_with_incorrect_serial_fails::{{closure}}::h5b576ee07481c8bf
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:297:53
[INFO] [stdout]   22:     0x601afd2dd716 - core::ops::function::FnOnce::call_once::h4706b54777bbec25
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p5_digital_cash::sm_5_serial_number_already_seen_fails stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p5_digital_cash::sm_5_serial_number_already_seen_fails' (85) panicked at src/c1_state_machine/p5_digital_cash.rs:97:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2c3242 - <diy_blockchain::c1_state_machine::p5_digital_cash::DigitalCashSystem as diy_blockchain::c1_state_machine::StateMachine>::next_state::h2306b5de69221353
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:97:9
[INFO] [stdout]   20:     0x601afd2c5ecc - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_serial_number_already_seen_fails::h6bfe82b01d7c9147
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:243:15
[INFO] [stdout]   21:     0x601afd2c6067 - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_serial_number_already_seen_fails::{{closure}}::hc813a699c6c6c3d8
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:237:43
[INFO] [stdout]   22:     0x601afd2de726 - core::ops::function::FnOnce::call_once::hb2e7b3588f427eb7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p4_accounted_currency::sm_4_sender_to_empty_balance stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p4_accounted_currency::sm_4_sender_to_empty_balance' (75) panicked at src/c1_state_machine/p4_accounted_currency.rs:48:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2cab62 - <diy_blockchain::c1_state_machine::p4_accounted_currency::AccountedCurrency as diy_blockchain::c1_state_machine::StateMachine>::next_state::hf46fa0cc8636148b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:48:9
[INFO] [stdout]   20:     0x601afd2ce87d - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_sender_to_empty_balance::h2e504af1eedac9ff
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:298:15
[INFO] [stdout]   21:     0x601afd2ce9d7 - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_sender_to_empty_balance::{{closure}}::h08f34e16178a700f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:296:34
[INFO] [stdout]   22:     0x601afd2dd9e6 - core::ops::function::FnOnce::call_once::h5d2ce7386e3dc729
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p5_digital_cash::sm_5_spending_bill_with_incorrect_amount_fails stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p5_digital_cash::sm_5_spending_bill_with_incorrect_amount_fails' (87) panicked at src/c1_state_machine/p5_digital_cash.rs:97:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2c3242 - <diy_blockchain::c1_state_machine::p5_digital_cash::DigitalCashSystem as diy_blockchain::c1_state_machine::StateMachine>::next_state::h2306b5de69221353
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:97:9
[INFO] [stdout]   20:     0x601afd2c6acc - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_spending_bill_with_incorrect_amount_fails::hdf3f8732fff58b3d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:340:15
[INFO] [stdout]   21:     0x601afd2c6c67 - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_spending_bill_with_incorrect_amount_fails::{{closure}}::hc6f9f6bb3c795bd7
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:334:52
[INFO] [stdout]   22:     0x601afd2df166 - core::ops::function::FnOnce::call_once::hf02cc9ede3855a6d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p5_digital_cash::sm_5_spending_from_bob_to_all stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p5_digital_cash::sm_5_spending_from_bob_to_all' (89) panicked at src/c1_state_machine/p5_digital_cash.rs:97:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2c3242 - <diy_blockchain::c1_state_machine::p5_digital_cash::DigitalCashSystem as diy_blockchain::c1_state_machine::StateMachine>::next_state::h2306b5de69221353
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:97:9
[INFO] [stdout]   20:     0x601afd2c459c - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_spending_from_bob_to_all::h7fed5475a8e11ca6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:567:15
[INFO] [stdout]   21:     0x601afd2c47d7 - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_spending_from_bob_to_all::{{closure}}::hadf64e9132643e4a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:561:35
[INFO] [stdout]   22:     0x601afd2defe6 - core::ops::function::FnOnce::call_once::he992a5b3c3bce70a
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p5_digital_cash::sm_5_spending_from_alice_to_all stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p5_digital_cash::sm_5_spending_from_alice_to_all' (88) panicked at src/c1_state_machine/p5_digital_cash.rs:97:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2c3242 - <diy_blockchain::c1_state_machine::p5_digital_cash::DigitalCashSystem as diy_blockchain::c1_state_machine::StateMachine>::next_state::h2306b5de69221353
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:97:9
[INFO] [stdout]   20:     0x601afd2c4f5c - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_spending_from_alice_to_all::h73e1f5ce18cfe875
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:512:15
[INFO] [stdout]   21:     0x601afd2c5197 - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_spending_from_alice_to_all::{{closure}}::h457e00682751883c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:506:37
[INFO] [stdout]   22:     0x601afd2de4d6 - core::ops::function::FnOnce::call_once::ha0586f6f40578aa8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p5_digital_cash::sm_5_spending_non_existent_bill_fails stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p5_digital_cash::sm_5_spending_non_existent_bill_fails' (92) panicked at src/c1_state_machine/p5_digital_cash.rs:97:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2c3242 - <diy_blockchain::c1_state_machine::p5_digital_cash::DigitalCashSystem as diy_blockchain::c1_state_machine::StateMachine>::next_state::h2306b5de69221353
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:97:9
[INFO] [stdout]   20:     0x601afd2c62cc - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_spending_non_existent_bill_fails::hee8f6cf52ba5247f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:482:15
[INFO] [stdout]   21:     0x601afd2c6467 - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_spending_non_existent_bill_fails::{{closure}}::h3eefd194f679078f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:476:43
[INFO] [stdout]   22:     0x601afd2de246 - core::ops::function::FnOnce::call_once::h8d58a7c252e0d442
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p5_digital_cash::sm_5_spending_same_bill_fails stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p5_digital_cash::sm_5_spending_same_bill_fails' (93) panicked at src/c1_state_machine/p5_digital_cash.rs:97:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2c3242 - <diy_blockchain::c1_state_machine::p5_digital_cash::DigitalCashSystem as diy_blockchain::c1_state_machine::StateMachine>::next_state::h2306b5de69221353
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:97:9
[INFO] [stdout]   20:     0x601afd2c4ae4 - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_spending_same_bill_fails::h9b7d876085a1ea5b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:370:15
[INFO] [stdout]   21:     0x601afd2c4c87 - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_spending_same_bill_fails::{{closure}}::h8c05055680c1f96b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:364:35
[INFO] [stdout]   22:     0x601afd2de416 - core::ops::function::FnOnce::call_once::h9b0e3819bd8336c2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p4_accounted_currency::sm_4_empty_burn stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p4_accounted_currency::sm_4_empty_burn' (65) panicked at src/c1_state_machine/p4_accounted_currency.rs:48:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2cab62 - <diy_blockchain::c1_state_machine::p4_accounted_currency::AccountedCurrency as diy_blockchain::c1_state_machine::StateMachine>::next_state::hf46fa0cc8636148b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:48:9
[INFO] [stdout]   20:     0x601afd2cd24f - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_empty_burn::had6ab3c96ac11306
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:175:15
[INFO] [stdout]   21:     0x601afd2cd3a7 - diy_blockchain::c1_state_machine::p4_accounted_currency::sm_4_empty_burn::{{closure}}::h2028351e6e9fb557
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p4_accounted_currency.rs:173:21
[INFO] [stdout]   22:     0x601afd2dd756 - core::ops::function::FnOnce::call_once::h4b115b6ba439cfb3
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c2_blockchain::p3_consensus::bc_3_cant_verify_invalid_pow stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c2_blockchain::p3_consensus::bc_3_cant_verify_invalid_pow' (121) panicked at src/c2_blockchain/p3_consensus.rs:40:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2d4915 - diy_blockchain::c2_blockchain::p3_consensus::Header::genesis::h70a47fd0c27f527d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c2_blockchain/p3_consensus.rs:40:9
[INFO] [stdout]   20:     0x601afd2d3e21 - diy_blockchain::c2_blockchain::p3_consensus::bc_3_cant_verify_invalid_pow::h0b7cf76714746d3b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c2_blockchain/p3_consensus.rs:211:13
[INFO] [stdout]   21:     0x601afd2d3ec7 - diy_blockchain::c2_blockchain::p3_consensus::bc_3_cant_verify_invalid_pow::{{closure}}::he1e280433823bf32
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c2_blockchain/p3_consensus.rs:210:34
[INFO] [stdout]   22:     0x601afd2de206 - core::ops::function::FnOnce::call_once::h8d209a2bc4f17a2c
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c1_state_machine::p5_digital_cash::sm_5_mint_new_cash stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c1_state_machine::p5_digital_cash::sm_5_mint_new_cash' (81) panicked at src/c1_state_machine/p5_digital_cash.rs:97:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2c3242 - <diy_blockchain::c1_state_machine::p5_digital_cash::DigitalCashSystem as diy_blockchain::c1_state_machine::StateMachine>::next_state::h2306b5de69221353
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:97:9
[INFO] [stdout]   20:     0x601afd2c327c - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_mint_new_cash::h2888075dfbd9f60b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:104:15
[INFO] [stdout]   21:     0x601afd2c33f7 - diy_blockchain::c1_state_machine::p5_digital_cash::sm_5_mint_new_cash::{{closure}}::haccd2c404f6ce9ad
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c1_state_machine/p5_digital_cash.rs:102:24
[INFO] [stdout]   22:     0x601afd2dd5d6 - core::ops::function::FnOnce::call_once::h4179763503e90e54
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x601afd2f1802 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x601afd2f1802 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x601afd2f1802 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x601afd2f1802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x601afd332b6f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x601afd332b6f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7590b91caaa4 - <unknown>
[INFO] [stdout]   44:     0x7590b9257a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- c2_blockchain::p3_consensus::bc_3_cant_verify_invalid_parent stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c2_blockchain::p3_consensus::bc_3_cant_verify_invalid_parent' (120) panicked at src/c2_blockchain/p3_consensus.rs:40:9:
[INFO] [stdout] not yet implemented: Exercise 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x601afd35ca82 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x601afd35ca82 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x601afd35ca82 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x601afd35ca82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x601afd36c7f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x601afd36c7f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x601afd32b836 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x601afd32b836 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x601afd33be49 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x601afd33be49 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x601afd33bce1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x601afd30047e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x601afd30047e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x601afd33c0c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x601afd33c0c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x601afd33bf3a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x601afd3374d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x601afd3205fd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x601afd37420c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x601afd2d4915 - diy_blockchain::c2_blockchain::p3_consensus::Header::genesis::h70a47fd0c27f527d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c2_blockchain/p3_consensus.rs:40:9
[INFO] [stdout]   20:     0x601afd2d41a1 - diy_blockchain::c2_blockchain::p3_consensus::bc_3_cant_verify_invalid_parent::h76e6e9b10010c61d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c2_blockchain/p3_consensus.rs:184:13
[INFO] [stdout]   21:     0x601afd2d4247 - diy_blockchain::c2_blockchain::p3_consensus::bc_3_cant_verify_invalid_parent::{{closure}}::h699c7cd8a8e70264
[INFO] [stdout]                                at /opt/rustwide/workdir/src/c2_blockchain/p3_consensus.rs:183:37
[INFO] [stdout]   22:     0x601afd2dd1e6 - core::ops::function::FnOnce::call_once::h266aeb403cb14733
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x601afd3002ab - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x601afd3002ab - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x601afd313c3a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x601afd313c3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x601afd313c3a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x601afd313c3a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x601afd313c3a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x601afd313c3a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x601afd313c3a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x601afd2eded4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x601afd2eded4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x601afd2f1802 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x601afd2f1802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[WARN] too many lines in the log, truncating it
