[INFO] cloning repository https://github.com/quantum413/chaitin_incompleteness
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quantum413/chaitin_incompleteness" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquantum413%2Fchaitin_incompleteness", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquantum413%2Fchaitin_incompleteness'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 227a1dab7c9312e2a955589c34b3c60cc186bbe6
[INFO] checking quantum413/chaitin_incompleteness against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquantum413%2Fchaitin_incompleteness" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/quantum413/chaitin_incompleteness
[INFO] finished tweaking git repo https://github.com/quantum413/chaitin_incompleteness
[INFO] tweaked toml for git repo https://github.com/quantum413/chaitin_incompleteness written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/quantum413/chaitin_incompleteness on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/quantum413/chaitin_incompleteness 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1850367d2c4726f806d7fb328d50299f785503ce7b520ccc8c90986c806372c1
[INFO] running `Command { std: "docker" "start" "-a" "1850367d2c4726f806d7fb328d50299f785503ce7b520ccc8c90986c806372c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1850367d2c4726f806d7fb328d50299f785503ce7b520ccc8c90986c806372c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1850367d2c4726f806d7fb328d50299f785503ce7b520ccc8c90986c806372c1", kill_on_drop: false }`
[INFO] [stdout] 1850367d2c4726f806d7fb328d50299f785503ce7b520ccc8c90986c806372c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b566f645d11175375fc3a906446a5a71c3490ade2fa036600e4f099c0e57c25d
[INFO] running `Command { std: "docker" "start" "-a" "b566f645d11175375fc3a906446a5a71c3490ade2fa036600e4f099c0e57c25d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling hashbrown v0.14.2
[INFO] [stderr]    Compiling winnow v0.5.17
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling indexmap v2.0.2
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling pest v2.7.4
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling ntest_timeout v0.9.0
[INFO] [stderr]    Compiling ntest_test_cases v0.9.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling pest_meta v2.7.4
[INFO] [stderr]     Checking ntest v0.9.0
[INFO] [stderr]    Compiling pest_generator v2.7.4
[INFO] [stderr]    Compiling pest_derive v2.7.4
[INFO] [stderr]     Checking chaitin_incompleteness v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> src/functors/recursive.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WFFParser` is never constructed
[INFO] [stdout]  --> src/wff.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct WFFParser;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Term` is never used
[INFO] [stdout]  --> src/old_formula.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub enum Term<'a>{
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new_from_string`, `new`, `replace_var`, and `contains_var` are never used
[INFO] [stdout]   --> src/old_formula.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl<'a> Term<'a>{
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 13 |     fn new_from_string(s: &'a str) -> Option<Self>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     fn new(pair: pest::iterators::Pair<'a, Rule>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     fn replace_var(&self, name: &str, rep: &'a str) -> Self{
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     fn contains_var(&self, name: &str) -> bool{
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Formula` is never used
[INFO] [stdout]   --> src/old_formula.rs:86:10
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub enum Formula<'a> {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new_from_string`, `new`, `replace_free`, and `has_free` are never used
[INFO] [stdout]    --> src/old_formula.rs:98:8
[INFO] [stdout]     |
[INFO] [stdout]  97 | impl<'a> Formula<'a> {
[INFO] [stdout]     | -------------------- associated items in this implementation
[INFO] [stdout]  98 |     fn new_from_string(s: &'a str) -> Option<Self>{
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |     fn new(pair: pest::iterators::Pair<'a, Rule>) -> Self{
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 144 |     fn replace_free(&self, name: &str, rep: &'a str) -> Self{
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 179 |     fn has_free(&self, name: &str) -> bool{
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Index` is never used
[INFO] [stdout]   --> src/proof_manipulation/proofs.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub type Index = usize;
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `InternalProofStep` is never used
[INFO] [stdout]   --> src/proof_manipulation/proofs.rs:15:6
[INFO] [stdout]    |
[INFO] [stdout] 15 | enum InternalProofStep<FD> {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `InternalProofStepData` is never used
[INFO] [stdout]   --> src/proof_manipulation/proofs.rs:20:6
[INFO] [stdout]    |
[INFO] [stdout] 20 | enum InternalProofStepData<FD> {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InternalProof` is never constructed
[INFO] [stdout]   --> src/proof_manipulation/proofs.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct InternalProof<FD>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Proof` is never constructed
[INFO] [stdout]   --> src/proof_manipulation/proofs.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct Proof<FD: FormalDeduction> where FD::Formula: Clone, FD: Clone {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CopyInputStep` is never constructed
[INFO] [stdout]   --> src/proof_manipulation/proofs.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct CopyInputStep<FD: FormalDeduction> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `inputs` and `index` are never used
[INFO] [stdout]   --> src/proof_manipulation/proofs.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 44 | impl<FD: FormalDeduction> CopyInputStep<FD> {
[INFO] [stdout]    | ------------------------------------------- methods in this implementation
[INFO] [stdout] 45 |     pub fn inputs(&self) -> &Vec<FD::Formula> {&self.inputs}
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 46 |     pub fn index(&self) -> Index {self.index}
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DeduceStep` is never constructed
[INFO] [stdout]   --> src/proof_manipulation/proofs.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub struct DeduceStep<FD: FormalDeduction> where FD::Formula: Clone, FD: Clone {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `inputs`, `sub_proofs`, and `deduction` are never used
[INFO] [stdout]   --> src/proof_manipulation/proofs.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 54 | impl<FD: FormalDeduction> DeduceStep<FD> where FD::Formula: Clone, FD: Clone {
[INFO] [stdout]    | ---------------------------------------------------------------------------- methods in this implementation
[INFO] [stdout] 55 |     pub fn inputs(&self) -> &Vec<FD::Formula> {&self.inputs}
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 56 |     pub fn sub_proofs(&self) -> &Vec<Proof<FD>> {&self.sub_proofs}
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 57 |     pub fn deduction(&self) -> &FD {&self.deduction}
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ProofStep` is never used
[INFO] [stdout]   --> src/proof_manipulation/proofs.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub enum ProofStep<FD: FormalDeduction> where FD::Formula: Clone, FD: Clone {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `parse_step` is never used
[INFO] [stdout]   --> src/proof_manipulation/proofs.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | impl<D: DeductionRule> InternalProof<Deduction<D>> where D::Formula: Clone, D::Parameter: Clone {
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------- associated function in this implementation
[INFO] [stdout] 64 |     fn parse_step(
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_output` is never used
[INFO] [stdout]   --> src/proof_manipulation/proofs.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 82 | impl<FD: FormalDeduction> InternalProof<FD> {
[INFO] [stdout]    | ------------------------------------------- method in this implementation
[INFO] [stdout] 83 |     fn get_output<'a, 'b: 'a, 'c: 'a>(&'b self,inputs: &'c Vec<FD::Formula>) -> &'a FD::Formula{
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/proof_manipulation/proofs.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 121 | impl<FD: FormalDeduction> Proof<FD> where FD::Formula: Clone, FD: Clone {
[INFO] [stdout]     | ----------------------------------------------------------------------- associated items in this implementation
[INFO] [stdout] 122 |     pub fn deduce(inputs: Vec<FD::Formula>, sub_proofs: Vec<Proof<FD>>, deduction: FD) -> Option<Proof<FD>> where FD::Formula: Clone + Eq{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 125 |     pub fn copy_input(inputs: Vec<FD::Formula>, index: Index) -> Option<Proof<FD>> where FD::Formula: Clone{
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 128 |     fn step_deduce(inputs: Vec<FD::Formula>, sub_proofs: Vec<Proof<FD>>, deduction: FD) -> Proof<FD> where FD::Formula: Clone{
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 139 |     fn step_copy_input(inputs: Vec<FD::Formula>, index: Index) -> Proof<FD> where FD::Formula: Clone {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 148 |     pub fn inputs(&self) -> &Vec<FD::Formula> {&self.inputs}
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 149 |     pub fn output(&self) -> &FD::Formula {&self.output}
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 150 |
[INFO] [stdout] 151 |     pub fn un_step(self) -> ProofStep<FD> where FD::Formula: Clone, FD: Clone{
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 |     fn compose_step(
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 196 |     pub fn compose(inputs: Vec<FD::Formula>, sub_proofs: Vec<Proof<FD>>, top_proof: Proof<FD>)
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ProofStepData` is never used
[INFO] [stdout]    --> src/proof_manipulation/proofs.rs:208:10
[INFO] [stdout]     |
[INFO] [stdout] 208 | pub enum ProofStepData<FD> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `make_copy_input_step`, `make_deduce_step`, and `step` are never used
[INFO] [stdout]    --> src/proof_manipulation/proofs.rs:234:12
[INFO] [stdout]     |
[INFO] [stdout] 233 | impl<FD: FormalDeduction> ProofStep<FD> where FD::Formula: Clone, FD: Clone {
[INFO] [stdout]     | --------------------------------------------------------------------------- associated items in this implementation
[INFO] [stdout] 234 |     pub fn make_copy_input_step(inputs: Vec<FD::Formula>, index: Index) -> Option<ProofStep<FD>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 238 |     pub fn make_deduce_step(inputs: Vec<FD::Formula>, sub_proofs: Vec<Proof<FD>>, deduction: FD) -> Option<ProofStep<FD>> where FD::Formu...
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 244 |     pub fn step(self) -> Proof<FD> where FD::Formula: Clone {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `DeductionRule` is never used
[INFO] [stdout]  --> src/proof_manipulation/deductions.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub trait DeductionRule {
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Deduction` is never constructed
[INFO] [stdout]   --> src/proof_manipulation/deductions.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Deduction<D: DeductionRule>{
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `params`, `inputs`, and `output` are never used
[INFO] [stdout]   --> src/proof_manipulation/deductions.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl<D: DeductionRule> Deduction<D> {
[INFO] [stdout]    | ----------------------------------- associated items in this implementation
[INFO] [stdout] 28 |     pub fn new(params: D::Parameter, inputs: Vec<D::Formula>) -> Option<Self>
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn params(&self) -> &D::Parameter {&self.params}
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 35 |     pub fn inputs(&self) -> &Vec<D::Formula> {&self.inputs}
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 36 |     pub fn output(&self) -> &D::Formula {&self.output}
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `FormalDeduction` is never used
[INFO] [stdout]   --> src/proof_manipulation/deductions.rs:39:11
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub trait FormalDeduction {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `UncheckedSerialProofStep` is never used
[INFO] [stdout]  --> src/proof_manipulation/serial_proofs.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum UncheckedSerialProofStep<P> {
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UncheckedSerialProof` is never constructed
[INFO] [stdout]   --> src/proof_manipulation/serial_proofs.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct UncheckedSerialProof<D: DeductionRule> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/proof_manipulation/serial_proofs.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl<D: DeductionRule> UncheckedSerialProof<D> {
[INFO] [stdout]    | ---------------------------------------------- associated function in this implementation
[INFO] [stdout] 25 |     pub fn new(output: D::Formula, inputs: Vec<D::Formula>, proof: Vec<(UncheckedSerialProofStep<D::Parameter>, D::Formula)>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CheckedSerialProofStep` is never used
[INFO] [stdout]   --> src/proof_manipulation/serial_proofs.rs:35:10
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub enum CheckedSerialProofStep<D: DeductionRule>{
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `get_output` and `check_step` are never used
[INFO] [stdout]   --> src/proof_manipulation/serial_proofs.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl<D: DeductionRule> CheckedSerialProofStep<D> {
[INFO] [stdout]    | ------------------------------------------------ associated items in this implementation
[INFO] [stdout] 41 |     fn get_output(&self) -> &D::Formula{
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     fn check_step(inputs: &Vec<D::Formula>,
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SerialProof` is never constructed
[INFO] [stdout]   --> src/proof_manipulation/serial_proofs.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub struct SerialProof<D: DeductionRule>{
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Reduction` is never used
[INFO] [stdout]  --> src/functors/reductions.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub trait Reduction<D1: FormalDeduction + Clone, D2: FormalDeduction<Formula = D1::Formula> + Clone> where D1::Formula: Clone{
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Reflexive` is never constructed
[INFO] [stdout]   --> src/functors/reductions.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct Reflexive<D: FormalDeduction> {_marker: PhantomData<D>}
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `AbstractParser` is never used
[INFO] [stdout]  --> src/functors/abstract_parser.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait AbstractParser<S> : Sized{
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `StrictAbstractParser` is never used
[INFO] [stdout]   --> src/functors/abstract_parser.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub trait StrictAbstractParser<S: Eq + Clone> : AbstractParser<S> + Clone{
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `UnpackRc` is never used
[INFO] [stdout]  --> src/functors/recursive.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub trait UnpackRc: Sized{
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StepState` is never constructed
[INFO] [stdout]   --> src/functors/recursive.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct StepState<R, B, D> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `State` is never used
[INFO] [stdout]   --> src/functors/recursive.rs:20:6
[INFO] [stdout]    |
[INFO] [stdout] 20 | enum State<R, B, D, P> {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HashWrapper` is never constructed
[INFO] [stdout]   --> src/functors/recursive.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct HashWrapper<R>(Rc<R>);
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UnpackRcWrapper` is never constructed
[INFO] [stdout]   --> src/functors/recursive.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct UnpackRcWrapper<T: UnpackRc>{
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/functors/recursive.rs:44:12
[INFO] [stdout]     |
[INFO] [stdout]  43 | impl<T: UnpackRc> UnpackRcWrapper<T> {
[INFO] [stdout]     | ------------------------------------ associated items in this implementation
[INFO] [stdout]  44 |     pub fn new(internal: T) -> Self{
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  47 |     pub fn internal(&self) -> &T {&self.internal}
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]  48 |     // pub fn into_internal(self) -> T {self.internal}
[INFO] [stdout]  49 |     pub fn un_step_data(&self) -> T::StepData {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  53 |     pub fn un_step_subs(&self) -> Vec<Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  62 |     fn drop_update_stack(cur: &T, stack: &mut Vec<(T, Rc<T::StepRef>)>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  69 |     fn drop_shuffle_pointer(&mut self) -> Option<T>{
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  76 |     fn drop_impl_step(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  93 |     fn handle_open_state<S>(stack: &mut Vec<State<S, Self, T::StepData, T::StepRef>>, x: Self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 104 |     fn handle_open_step_state<S, F>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     fn handle_close_step_state<S>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Unpack` is never used
[INFO] [stdout]  --> src/functors/unpack.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait Unpack: Sized {
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `UnpackImpl` is never used
[INFO] [stdout]   --> src/functors/unpack.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | trait UnpackImpl: Unpack{
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Arity` is never used
[INFO] [stdout]  --> src/formulae/wf_formula.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub type Arity = usize;
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `WFFNames` is never used
[INFO] [stdout]  --> src/formulae/wf_formula.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait WFFNames {
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `WFTNames` is never used
[INFO] [stdout]   --> src/formulae/wf_formula.rs:21:11
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub trait WFTNames {
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `WFTStep` is never used
[INFO] [stdout]    --> src/formulae/wf_formula.rs:133:10
[INFO] [stdout]     |
[INFO] [stdout] 133 | pub enum WFTStep < N: WFTNames > {
[INFO] [stdout]     |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `step`, `check_input_types`, and `get_type` are never used
[INFO] [stdout]    --> src/formulae/wf_formula.rs:138:12
[INFO] [stdout]     |
[INFO] [stdout] 137 | impl<N: WFTNames> WFTStep<N> {
[INFO] [stdout]     | ---------------------------- associated items in this implementation
[INFO] [stdout] 138 |     pub fn step(self) -> Option<WFTerm<N>> where N::Type: Clone + Eq, WFTStep<N>: Clone {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 |     fn check_input_types(expected: Vec<&N::Type>, inputs: &Vec<WFTerm<N>>) -> bool
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 157 |     pub fn get_type(&self) -> &N::Type {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WFTerm` is never constructed
[INFO] [stdout]    --> src/formulae/wf_formula.rs:175:12
[INFO] [stdout]     |
[INFO] [stdout] 175 | pub struct WFTerm<N: WFTNames> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `un_step` and `un_step_rc` are never used
[INFO] [stdout]    --> src/formulae/wf_formula.rs:180:12
[INFO] [stdout]     |
[INFO] [stdout] 179 | impl<N: WFTNames> WFTerm<N> {
[INFO] [stdout]     | --------------------------- methods in this implementation
[INFO] [stdout] 180 |     pub fn un_step(self) -> WFTStep<N> where WFTStep<N>: Clone{
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 183 |     pub fn un_step_rc(&self) -> Rc<WFTStep<N>> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `WFFStep` is never used
[INFO] [stdout]    --> src/formulae/wf_formula.rs:212:6
[INFO] [stdout]     |
[INFO] [stdout] 212 | enum WFFStep<N: WFFNames> {
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `step` is never used
[INFO] [stdout]    --> src/formulae/wf_formula.rs:218:12
[INFO] [stdout]     |
[INFO] [stdout] 217 | impl<N: WFFNames> WFFStep<N> {
[INFO] [stdout]     | ---------------------------- method in this implementation
[INFO] [stdout] 218 |     pub fn step(self) -> Option<WFFormula<N>> where WFTStep<N>: Clone, N::Type: Clone + Eq {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WFFormula` is never constructed
[INFO] [stdout]    --> src/formulae/wf_formula.rs:264:8
[INFO] [stdout]     |
[INFO] [stdout] 264 | struct WFFormula<N: WFFNames> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `un_step` and `un_step_rc` are never used
[INFO] [stdout]    --> src/formulae/wf_formula.rs:269:12
[INFO] [stdout]     |
[INFO] [stdout] 268 | impl<N: WFFNames> WFFormula<N> {
[INFO] [stdout]     | ------------------------------ methods in this implementation
[INFO] [stdout] 269 |     pub fn un_step(self) -> WFFStep<N> where WFFStep<N>: Clone {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 273 |     pub fn un_step_rc(&self) -> Rc<WFFStep<N>> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `WFTStepData` is never used
[INFO] [stdout]    --> src/formulae/wf_formula.rs:291:10
[INFO] [stdout]     |
[INFO] [stdout] 291 | pub enum WFTStepData<N: WFTNames> {
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ProofStepData` is never used
[INFO] [stdout]    --> src/proof_manipulation/proofs.rs:208:10
[INFO] [stdout]     |
[INFO] [stdout] 208 | pub enum ProofStepData<FD> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `params` is never used
[INFO] [stdout]   --> src/proof_manipulation/deductions.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl<D: DeductionRule> Deduction<D> {
[INFO] [stdout]    | ----------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn params(&self) -> &D::Parameter {&self.params}
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `un_step_rc` is never used
[INFO] [stdout]    --> src/formulae/wf_formula.rs:273:12
[INFO] [stdout]     |
[INFO] [stdout] 268 | impl<N: WFFNames> WFFormula<N> {
[INFO] [stdout]     | ------------------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 273 |     pub fn un_step_rc(&self) -> Rc<WFFStep<N>> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `WFTStepData` is never used
[INFO] [stdout]    --> src/formulae/wf_formula.rs:291:10
[INFO] [stdout]     |
[INFO] [stdout] 291 | pub enum WFTStepData<N: WFTNames> {
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/wff.rs:17:43
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn parse_and_extract(rule: Rule, str: &str) -> Pair<Rule>{
[INFO] [stdout]    |                                           ^^^^     ---------- the same lifetime is hidden here
[INFO] [stdout]    |                                           |
[INFO] [stdout]    |                                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn parse_and_extract(rule: Rule, str: &str) -> Pair<'_, Rule>{
[INFO] [stdout]    |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wff.rs:147:33
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn parse_and_check_top(str: &str, parse_rule: Rule, expected: Rule) -> Pairs<Rule> {
[INFO] [stdout]     |                                 ^^^^ the lifetime is elided here           ----------- the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn parse_and_check_top(str: &str, parse_rule: Rule, expected: Rule) -> Pairs<'_, Rule> {
[INFO] [stdout]     |                                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.30s
[INFO] running `Command { std: "docker" "inspect" "b566f645d11175375fc3a906446a5a71c3490ade2fa036600e4f099c0e57c25d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b566f645d11175375fc3a906446a5a71c3490ade2fa036600e4f099c0e57c25d", kill_on_drop: false }`
[INFO] [stdout] b566f645d11175375fc3a906446a5a71c3490ade2fa036600e4f099c0e57c25d