[INFO] cloning repository https://github.com/catnipan/learn-compilers-with-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/catnipan/learn-compilers-with-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcatnipan%2Flearn-compilers-with-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcatnipan%2Flearn-compilers-with-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d55f3963aefd3fa5a55fa90494fcdf8dfb746fe6
[INFO] checking catnipan/learn-compilers-with-rust against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcatnipan%2Flearn-compilers-with-rust" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/catnipan/learn-compilers-with-rust on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/catnipan/learn-compilers-with-rust
[INFO] finished tweaking git repo https://github.com/catnipan/learn-compilers-with-rust
[INFO] tweaked toml for git repo https://github.com/catnipan/learn-compilers-with-rust written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/catnipan/learn-compilers-with-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50990d5db766563d16c63d6bd514fa916cb9c42e14ef9f7203a0be7cf01b1e09
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "50990d5db766563d16c63d6bd514fa916cb9c42e14ef9f7203a0be7cf01b1e09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50990d5db766563d16c63d6bd514fa916cb9c42e14ef9f7203a0be7cf01b1e09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50990d5db766563d16c63d6bd514fa916cb9c42e14ef9f7203a0be7cf01b1e09", kill_on_drop: false }`
[INFO] [stdout] 50990d5db766563d16c63d6bd514fa916cb9c42e14ef9f7203a0be7cf01b1e09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37cbec5bf64d27067620d60c25d553c1adef51841edcc4dce05c0abc5518bc3d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "37cbec5bf64d27067620d60c25d553c1adef51841edcc4dce05c0abc5518bc3d", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking learn-compilers-with-rust v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/dfa.rs (1 fix)
[INFO] [stderr]        Fixed src/nfa_regexp.rs (1 fix)
[INFO] [stdout] warning: struct is never constructed: `AutomatonRunner`
[INFO] [stdout]   --> src/automaton.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct AutomatonRunner<T: Automaton> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/automaton.rs:30:6
[INFO] [stdout]    |
[INFO] [stdout] 30 |   fn new(automaton: T) -> Self {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_dead`
[INFO] [stdout]   --> src/automaton.rs:37:6
[INFO] [stdout]    |
[INFO] [stdout] 37 |   fn is_dead(&self) -> bool {
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_accept`
[INFO] [stdout]   --> src/automaton.rs:41:6
[INFO] [stdout]    |
[INFO] [stdout] 41 |   fn is_accept(&self) -> bool {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next`
[INFO] [stdout]   --> src/automaton.rs:45:6
[INFO] [stdout]    |
[INFO] [stdout] 45 |   fn next(&mut self, chr: char) {
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Partition`
[INFO] [stdout]   --> src/dfa.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Partition {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/dfa.rs:17:6
[INFO] [stdout]    |
[INFO] [stdout] 17 |   fn new(size: usize) -> Self {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `split`
[INFO] [stdout]   --> src/dfa.rs:24:6
[INFO] [stdout]    |
[INFO] [stdout] 24 |   fn split(&mut self, group: usize, new_color: &[usize]) {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `which_group`
[INFO] [stdout]   --> src/dfa.rs:43:6
[INFO] [stdout]    |
[INFO] [stdout] 43 |   fn which_group(&self, id: usize) -> usize {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `has_at_least_two_elements`
[INFO] [stdout]   --> src/dfa.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn has_at_least_two_elements(color: &[usize]) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `state_minimization`
[INFO] [stdout]   --> src/dfa.rs:58:6
[INFO] [stdout]    |
[INFO] [stdout] 58 |   fn state_minimization(&self, input: &str) -> DFAOne {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `convert_nfa_to_dfa`
[INFO] [stdout]  --> src/convert_nfa_to_dfa.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn convert_nfa_to_dfa(nfa: NFAOne, input_set: &str) -> DFAOne {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `NFABasic`
[INFO] [stdout]  --> src/nfa_regexp.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct NFABasic {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `TransitionMapType`
[INFO] [stdout]   --> src/nfa_regexp.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | type TransitionMapType = HashMap<(usize, Option<char>), Vec<usize>>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `NFAConstructor`
[INFO] [stdout]   --> src/nfa_regexp.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct NFAConstructor {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/nfa_regexp.rs:20:6
[INFO] [stdout]    |
[INFO] [stdout] 20 |   fn new() -> Self {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `gen_new_state_idx`
[INFO] [stdout]   --> src/nfa_regexp.rs:27:6
[INFO] [stdout]    |
[INFO] [stdout] 27 |   fn gen_new_state_idx(&mut self) -> usize {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_new_transition`
[INFO] [stdout]   --> src/nfa_regexp.rs:33:6
[INFO] [stdout]    |
[INFO] [stdout] 33 |   fn add_new_transition(&mut self, from: usize, by: Option<char>, to: usize) {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `construct_singleton`
[INFO] [stdout]   --> src/nfa_regexp.rs:37:6
[INFO] [stdout]    |
[INFO] [stdout] 37 |   fn construct_singleton(&mut self, input: Option<char>) -> NFABasic {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `construct_e`
[INFO] [stdout]   --> src/nfa_regexp.rs:47:6
[INFO] [stdout]    |
[INFO] [stdout] 47 |   fn construct_e(&mut self) -> NFABasic {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `construct_single_char`
[INFO] [stdout]   --> src/nfa_regexp.rs:51:6
[INFO] [stdout]    |
[INFO] [stdout] 51 |   fn construct_single_char(&mut self, chr: char) -> NFABasic {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `union`
[INFO] [stdout]   --> src/nfa_regexp.rs:55:6
[INFO] [stdout]    |
[INFO] [stdout] 55 |   fn union(&mut self, nfa_a: NFABasic, nfa_b: NFABasic) -> NFABasic {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `concat`
[INFO] [stdout]   --> src/nfa_regexp.rs:68:6
[INFO] [stdout]    |
[INFO] [stdout] 68 |   fn concat(&mut self, nfa_a: NFABasic, nfa_b: NFABasic) -> NFABasic {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `closure_basic`
[INFO] [stdout]   --> src/nfa_regexp.rs:76:6
[INFO] [stdout]    |
[INFO] [stdout] 76 |   fn closure_basic(
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `closure`
[INFO] [stdout]   --> src/nfa_regexp.rs:99:6
[INFO] [stdout]    |
[INFO] [stdout] 99 |   fn closure(&mut self, nfa: NFABasic) -> NFABasic {
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `closure_plus`
[INFO] [stdout]    --> src/nfa_regexp.rs:103:6
[INFO] [stdout]     |
[INFO] [stdout] 103 |   fn closure_plus(&mut self, nfa: NFABasic) -> NFABasic {
[INFO] [stdout]     |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `question_mark`
[INFO] [stdout]    --> src/nfa_regexp.rs:107:6
[INFO] [stdout]     |
[INFO] [stdout] 107 |   fn question_mark(&mut self, nfa: NFABasic) -> NFABasic {
[INFO] [stdout]     |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `StackFrame`
[INFO] [stdout]    --> src/nfa_regexp.rs:112:8
[INFO] [stdout]     |
[INFO] [stdout] 112 | struct StackFrame {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_regexp`
[INFO] [stdout]    --> src/nfa_regexp.rs:118:10
[INFO] [stdout]     |
[INFO] [stdout] 118 |   pub fn from_regexp(reg_exp: &str) -> Self {
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reduce_frame`
[INFO] [stdout]    --> src/nfa_regexp.rs:125:8
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn reduce_frame(frame: &mut StackFrame, nfa_constructor: &mut NFAConstructor, new_op: RegOp) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Closure`
[INFO] [stdout]  --> src/dfa_regexp.rs:8:3
[INFO] [stdout]   |
[INFO] [stdout] 8 |   Closure,
[INFO] [stdout]   |   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Concat`
[INFO] [stdout]  --> src/dfa_regexp.rs:9:3
[INFO] [stdout]   |
[INFO] [stdout] 9 |   Concat,
[INFO] [stdout]   |   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Union`
[INFO] [stdout]   --> src/dfa_regexp.rs:10:3
[INFO] [stdout]    |
[INFO] [stdout] 10 |   Union,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Endmarker`
[INFO] [stdout]   --> src/dfa_regexp.rs:15:3
[INFO] [stdout]    |
[INFO] [stdout] 15 |   Endmarker,
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LeafEmpty`
[INFO] [stdout]   --> src/dfa_regexp.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 |   LeafEmpty,
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Leaf`
[INFO] [stdout]   --> src/dfa_regexp.rs:17:3
[INFO] [stdout]    |
[INFO] [stdout] 17 |   Leaf(char),
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Unary`
[INFO] [stdout]   --> src/dfa_regexp.rs:18:3
[INFO] [stdout]    |
[INFO] [stdout] 18 |   Unary { node_type: NodeType, child: Box<RegASTNode> },
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Binary`
[INFO] [stdout]   --> src/dfa_regexp.rs:19:3
[INFO] [stdout]    |
[INFO] [stdout] 19 |   Binary { node_type: NodeType, left_child: Box<RegASTNode>, right_child: Box<RegASTNode> },
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `StackFrame`
[INFO] [stdout]   --> src/dfa_regexp.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct StackFrame {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_ast_regexp`
[INFO] [stdout]   --> src/dfa_regexp.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn parse_ast_regexp(reg_exp: &str) -> RegASTNode {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/dfa_regexp.rs:158:6
[INFO] [stdout]     |
[INFO] [stdout] 158 |   fn new() -> Self {
[INFO] [stdout]     |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `gen_new_idx`
[INFO] [stdout]    --> src/dfa_regexp.rs:167:6
[INFO] [stdout]     |
[INFO] [stdout] 167 |   fn gen_new_idx(&mut self) -> usize {
[INFO] [stdout]     |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `acquire_new_pos_idx`
[INFO] [stdout]    --> src/dfa_regexp.rs:174:6
[INFO] [stdout]     |
[INFO] [stdout] 174 |   fn acquire_new_pos_idx(&mut self, chr: char) -> usize {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `acquire_end_pos_idx`
[INFO] [stdout]    --> src/dfa_regexp.rs:180:6
[INFO] [stdout]     |
[INFO] [stdout] 180 |   fn acquire_end_pos_idx(&mut self) -> usize {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `register_new_follow_pos`
[INFO] [stdout]    --> src/dfa_regexp.rs:188:6
[INFO] [stdout]     |
[INFO] [stdout] 188 |   fn register_new_follow_pos(&mut self, ns: &[usize], fs: &[usize]) {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_empty`
[INFO] [stdout]    --> src/dfa_regexp.rs:205:6
[INFO] [stdout]     |
[INFO] [stdout] 205 |   fn new_empty() -> Self {
[INFO] [stdout]     |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_singleton`
[INFO] [stdout]    --> src/dfa_regexp.rs:213:6
[INFO] [stdout]     |
[INFO] [stdout] 213 |   fn new_singleton(idx: usize) -> Self {
[INFO] [stdout]     |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `set_union`
[INFO] [stdout]    --> src/dfa_regexp.rs:223:4
[INFO] [stdout]     |
[INFO] [stdout] 223 | fn set_union(set_a: Vec<usize>, set_b: Vec<usize>) -> Vec<usize> {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_regexp`
[INFO] [stdout]    --> src/dfa_regexp.rs:228:10
[INFO] [stdout]     |
[INFO] [stdout] 228 |   pub fn from_regexp(reg_exp: &str, input: &str) -> DFAOne {
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `traverse_ast`
[INFO] [stdout]    --> src/dfa_regexp.rs:229:8
[INFO] [stdout]     |
[INFO] [stdout] 229 |     fn traverse_ast(node: &RegASTNode, builder: &mut DFABuilder) -> TraverseInfo {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Eof`
[INFO] [stdout]  --> src/regop.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum RegOp { Eof, Paren, Union, Concat, Closure, Plus, Question }
[INFO] [stdout]   |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Paren`
[INFO] [stdout]  --> src/regop.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum RegOp { Eof, Paren, Union, Concat, Closure, Plus, Question }
[INFO] [stdout]   |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Union`
[INFO] [stdout]  --> src/regop.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum RegOp { Eof, Paren, Union, Concat, Closure, Plus, Question }
[INFO] [stdout]   |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Concat`
[INFO] [stdout]  --> src/regop.rs:2:37
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum RegOp { Eof, Paren, Union, Concat, Closure, Plus, Question }
[INFO] [stdout]   |                                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Closure`
[INFO] [stdout]  --> src/regop.rs:2:45
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum RegOp { Eof, Paren, Union, Concat, Closure, Plus, Question }
[INFO] [stdout]   |                                             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Plus`
[INFO] [stdout]  --> src/regop.rs:2:54
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum RegOp { Eof, Paren, Union, Concat, Closure, Plus, Question }
[INFO] [stdout]   |                                                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Question`
[INFO] [stdout]  --> src/regop.rs:2:60
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum RegOp { Eof, Paren, Union, Concat, Closure, Plus, Question }
[INFO] [stdout]   |                                                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_priority`
[INFO] [stdout]  --> src/regop.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 |   pub fn get_priority(&self) -> i32 {
[INFO] [stdout]   |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/escape_chars.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 |   pub fn new(char_iterator: Chars<'a>) -> Self {
[INFO] [stdout]   |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_chr`
[INFO] [stdout]   --> src/escape_chars.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 |   pub fn get_chr(&self) -> char {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 60 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:241:20
[INFO] [stdout]     |
[INFO] [stdout] 241 |     assert!(regexp.test("ababb"));
[INFO] [stdout]     |                    ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:242:21
[INFO] [stdout]     |
[INFO] [stdout] 242 |     assert!(!regexp.test("abab"));
[INFO] [stdout]     |                     ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:243:20
[INFO] [stdout]     |
[INFO] [stdout] 243 |     assert!(regexp.test("abababababababb"));
[INFO] [stdout]     |                    ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:244:20
[INFO] [stdout]     |
[INFO] [stdout] 244 |     assert!(regexp.test("abb"));
[INFO] [stdout]     |                    ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:245:21
[INFO] [stdout]     |
[INFO] [stdout] 245 |     assert!(!regexp.test("ab"));
[INFO] [stdout]     |                     ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:251:20
[INFO] [stdout]     |
[INFO] [stdout] 251 |     assert!(regexp.test("abcabb"));
[INFO] [stdout]     |                    ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:252:20
[INFO] [stdout]     |
[INFO] [stdout] 252 |     assert!(regexp.test("aabb"));
[INFO] [stdout]     |                    ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:253:20
[INFO] [stdout]     |
[INFO] [stdout] 253 |     assert!(regexp.test("bcabb"));
[INFO] [stdout]     |                    ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:254:20
[INFO] [stdout]     |
[INFO] [stdout] 254 |     assert!(regexp.test("abcaabb"));
[INFO] [stdout]     |                    ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:255:20
[INFO] [stdout]     |
[INFO] [stdout] 255 |     assert!(regexp.test("abcbcaabb"));
[INFO] [stdout]     |                    ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:256:20
[INFO] [stdout]     |
[INFO] [stdout] 256 |     assert!(regexp.test("abcbcabcaabb"));
[INFO] [stdout]     |                    ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:257:21
[INFO] [stdout]     |
[INFO] [stdout] 257 |     assert!(!regexp.test("abcbcabcaabbc"));
[INFO] [stdout]     |                     ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:258:21
[INFO] [stdout]     |
[INFO] [stdout] 258 |     assert!(!regexp.test("abcbcabbc"));
[INFO] [stdout]     |                     ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:264:21
[INFO] [stdout]     |
[INFO] [stdout] 264 |     assert!(num_exp.test("0"));
[INFO] [stdout]     |                     ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:265:21
[INFO] [stdout]     |
[INFO] [stdout] 265 |     assert!(num_exp.test("4"));
[INFO] [stdout]     |                     ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:266:21
[INFO] [stdout]     |
[INFO] [stdout] 266 |     assert!(num_exp.test("10"));
[INFO] [stdout]     |                     ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:267:21
[INFO] [stdout]     |
[INFO] [stdout] 267 |     assert!(num_exp.test("12.34"));
[INFO] [stdout]     |                     ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:268:21
[INFO] [stdout]     |
[INFO] [stdout] 268 |     assert!(num_exp.test("1323423"));
[INFO] [stdout]     |                     ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:269:22
[INFO] [stdout]     |
[INFO] [stdout] 269 |     assert!(!num_exp.test("01323423"));
[INFO] [stdout]     |                      ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:270:22
[INFO] [stdout]     |
[INFO] [stdout] 270 |     assert!(!num_exp.test("00"));
[INFO] [stdout]     |                      ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:271:22
[INFO] [stdout]     |
[INFO] [stdout] 271 |     assert!(!num_exp.test("010"));
[INFO] [stdout]     |                      ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:272:21
[INFO] [stdout]     |
[INFO] [stdout] 272 |     assert!(num_exp.test("0.1"));
[INFO] [stdout]     |                     ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:273:21
[INFO] [stdout]     |
[INFO] [stdout] 273 |     assert!(num_exp.test("0.01"));
[INFO] [stdout]     |                     ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:274:22
[INFO] [stdout]     |
[INFO] [stdout] 274 |     assert!(!num_exp.test("0."));
[INFO] [stdout]     |                      ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:275:21
[INFO] [stdout]     |
[INFO] [stdout] 275 |     assert!(num_exp.test("0.123"));
[INFO] [stdout]     |                     ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:276:22
[INFO] [stdout]     |
[INFO] [stdout] 276 |     assert!(!num_exp.test("01.123"));
[INFO] [stdout]     |                      ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test` found for struct `nfa::NFAOne` in the current scope
[INFO] [stdout]    --> src/nfa_regexp.rs:277:22
[INFO] [stdout]     |
[INFO] [stdout] 277 |     assert!(!num_exp.test("01."));
[INFO] [stdout]     |                      ^^^^ method not found in `nfa::NFAOne`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/nfa.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct NFAOne {
[INFO] [stdout]     | ----------------- method `test` not found for this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/automaton.rs:9:6
[INFO] [stdout]     |
[INFO] [stdout] 9   |   fn test(&self, s: &str) -> bool {
[INFO] [stdout]     |      ---- the method is available for `nfa::NFAOne` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::automaton::Automaton;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 27 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `learn-compilers-with-rust` due to 28 previous errors
[INFO] [stderr] error: failed to migrate to next edition
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo fix --edition --allow-no-vcs --allow-dirty --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "37cbec5bf64d27067620d60c25d553c1adef51841edcc4dce05c0abc5518bc3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37cbec5bf64d27067620d60c25d553c1adef51841edcc4dce05c0abc5518bc3d", kill_on_drop: false }`
[INFO] [stdout] 37cbec5bf64d27067620d60c25d553c1adef51841edcc4dce05c0abc5518bc3d