[INFO] cloning repository https://github.com/stevenlandis/rust-state-machine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stevenlandis/rust-state-machine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevenlandis%2Frust-state-machine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevenlandis%2Frust-state-machine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0567dd0ebbd777e1b9e20b79a1626320c2c12989
[INFO] testing stevenlandis/rust-state-machine against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevenlandis%2Frust-state-machine" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/stevenlandis/rust-state-machine
[INFO] finished tweaking git repo https://github.com/stevenlandis/rust-state-machine
[INFO] tweaked toml for git repo https://github.com/stevenlandis/rust-state-machine written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/stevenlandis/rust-state-machine on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/stevenlandis/rust-state-machine 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a87fac9a8d27dd1e6691055c294475ba6994b9c1a12e98747120ddb913c78a7
[INFO] running `Command { std: "docker" "start" "-a" "2a87fac9a8d27dd1e6691055c294475ba6994b9c1a12e98747120ddb913c78a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a87fac9a8d27dd1e6691055c294475ba6994b9c1a12e98747120ddb913c78a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a87fac9a8d27dd1e6691055c294475ba6994b9c1a12e98747120ddb913c78a7", kill_on_drop: false }`
[INFO] [stdout] 2a87fac9a8d27dd1e6691055c294475ba6994b9c1a12e98747120ddb913c78a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8cbd58ad81fe29a0186798d18e0b7c487845806d912d3f11caa8cfb25dcabd20
[INFO] running `Command { std: "docker" "start" "-a" "8cbd58ad81fe29a0186798d18e0b7c487845806d912d3f11caa8cfb25dcabd20", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-state-machine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `NfaNode` is never constructed
[INFO] [stdout]  --> src/binary_fa.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct NfaNode {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `NfaEdgeSymbol` is never used
[INFO] [stdout]  --> src/binary_fa.rs:8:6
[INFO] [stdout]   |
[INFO] [stdout] 8 | enum NfaEdgeSymbol {
[INFO] [stdout]   |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NfaEdge` is never constructed
[INFO] [stdout]   --> src/binary_fa.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct NfaEdge {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Nfa` is never constructed
[INFO] [stdout]   --> src/binary_fa.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Nfa {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NfaState` is never constructed
[INFO] [stdout]   --> src/binary_fa.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct NfaState {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DfaNode` is never constructed
[INFO] [stdout]   --> src/binary_fa.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 | struct DfaNode {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DfaEdge` is never constructed
[INFO] [stdout]   --> src/binary_fa.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 83 | struct DfaEdge {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dfa` is never constructed
[INFO] [stdout]   --> src/binary_fa.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | struct Dfa {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DfaState` is never constructed
[INFO] [stdout]   --> src/binary_fa.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 | struct DfaState {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/binary_fa.rs:134:6
[INFO] [stdout]     |
[INFO] [stdout] 133 | impl Nfa {
[INFO] [stdout]     | -------- associated items in this implementation
[INFO] [stdout] 134 |   fn new() -> Nfa {
[INFO] [stdout]     |      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 |   pub fn add_node(&mut self, start: bool, end: bool) -> usize {
[INFO] [stdout]     |          ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 144 |   pub fn add_node_with_flags(&mut self, start: bool, end: bool, flags: &Vec<u32>) -> usize {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 158 |   pub fn add_edge(&mut self, from: usize, to: usize, symbol: bool) {
[INFO] [stdout]     |          ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 164 |   pub fn add_empty_edge(&mut self, from: usize, to: usize) {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 |   pub fn take_empty_edges(&self, state: &NfaState) -> NfaState {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 195 |   fn get_initial_state(&self) -> NfaState {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 200 |   fn step(&self, state: &NfaState, symbol: bool) -> NfaState {
[INFO] [stdout]     |      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 |   fn is_end(&self, state: &NfaState) -> bool {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 |   fn get_flags(&self, state: &NfaState) -> HashSet<u32> {
[INFO] [stdout]     |      ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 228 |   fn add_nfa_as_edge(&mut self, from: usize, to: usize, nfa: &Nfa) {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 248 |   fn repeat(&self) -> Nfa {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 254 |   fn reverse(&self) -> Nfa {
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 270 |   fn union(nfas: &Vec<&Nfa>) -> Nfa {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 279 |   fn concat(nfas: &Vec<&Nfa>) -> Nfa {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 289 |   fn from_dfa(dfa: &Dfa) -> Nfa {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 304 |   fn to_dfa(&self) -> Dfa {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 307 |   fn invert(&self) -> Nfa {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 311 |   fn print(&self) {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/binary_fa.rs:343:6
[INFO] [stdout]     |
[INFO] [stdout] 342 | impl Dfa {
[INFO] [stdout]     | -------- associated items in this implementation
[INFO] [stdout] 343 |   fn from_nfa(nfa: &Nfa) -> Dfa {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 428 |   fn to_nfa(&self) -> Nfa {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 431 |   fn to_block_dfa(&self, size: usize) -> BlockDfa {
[INFO] [stdout]     |      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 434 |   fn get_initial_state(&self) -> DfaState {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 439 |   fn step(&self, state: &DfaState, symbol: bool) -> DfaState {
[INFO] [stdout]     |      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 447 |   fn is_end(&self, state: &DfaState) -> bool {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 450 |   fn get_flags(&self, state: &DfaState) -> HashSet<u32> {
[INFO] [stdout]     |      ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 453 |   fn has_flag(&self, state: &DfaState, flag: &u32) -> bool {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 456 |   fn invert(&self) -> Dfa {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 465 |   fn reverse(&self) -> Dfa {
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 468 |   fn simplify(&self) -> Dfa {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 474 |   fn print(&self) {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BlockDfa` is never constructed
[INFO] [stdout]    --> src/binary_fa.rs:492:8
[INFO] [stdout]     |
[INFO] [stdout] 492 | struct BlockDfa {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BlockDfaNode` is never constructed
[INFO] [stdout]    --> src/binary_fa.rs:498:8
[INFO] [stdout]     |
[INFO] [stdout] 498 | struct BlockDfaNode {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_dfa` and `print` are never used
[INFO] [stdout]    --> src/binary_fa.rs:502:6
[INFO] [stdout]     |
[INFO] [stdout] 501 | impl BlockDfa {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 502 |   fn from_dfa(dfa: &Dfa, size: usize) -> BlockDfa {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 581 |   fn print(&self) {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Component` is never used
[INFO] [stdout]    --> src/binary_fa.rs:620:6
[INFO] [stdout]     |
[INFO] [stdout] 620 | enum Component {
[INFO] [stdout]     |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Pattern` is never constructed
[INFO] [stdout]    --> src/binary_fa.rs:631:12
[INFO] [stdout]     |
[INFO] [stdout] 631 | pub struct Pattern {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/binary_fa.rs:635:6
[INFO] [stdout]     |
[INFO] [stdout] 634 | impl Pattern {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 635 |   fn new() -> Pattern {
[INFO] [stdout]     |      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 640 |   fn then_bit(mut self, bit: bool) -> Self {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 644 |   fn then_u8(mut self, val: u8) -> Self {
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 648 |   fn then_str(mut self, string: &str) -> Self {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 654 |   fn then(mut self, pattern: &Pattern) -> Self {
[INFO] [stdout]     |      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 658 |   fn maybe(mut self, pattern: &Pattern) -> Self {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 662 |   fn repeat(mut self, pattern: &Pattern) -> Self {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 666 |   fn or(mut self, patterns: &Vec<Pattern>) -> Self {
[INFO] [stdout]     |      ^^
[INFO] [stdout] ...
[INFO] [stdout] 672 |   fn flag(mut self, flag: u32) -> Self {
[INFO] [stdout]     |      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 676 |   fn to_nfa(&self) -> Nfa {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 722 |   fn to_dfa(&self) -> Dfa {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `feed_dfa` is never used
[INFO] [stdout]    --> src/binary_fa.rs:727:4
[INFO] [stdout]     |
[INFO] [stdout] 727 | fn feed_dfa(dfa: &Dfa, symbols: Vec<bool>) -> DfaState {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `accepts_bits` is never used
[INFO] [stdout]    --> src/binary_fa.rs:734:4
[INFO] [stdout]     |
[INFO] [stdout] 734 | fn accepts_bits(dfa: &Dfa, symbols: Vec<bool>) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `accepts_str` is never used
[INFO] [stdout]    --> src/binary_fa.rs:737:4
[INFO] [stdout]     |
[INFO] [stdout] 737 | fn accepts_str(dfa: &Dfa, string: &str) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `State` is never constructed
[INFO] [stdout]  --> src/fa.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 |   struct State<S, A> {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Edge` is never used
[INFO] [stdout]   --> src/fa.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |   enum Edge<S, A> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Nfa` is never constructed
[INFO] [stdout]   --> src/fa.rs:24:14
[INFO] [stdout]    |
[INFO] [stdout] 24 |   pub struct Nfa<S, A> {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ParseState` is never used
[INFO] [stdout]   --> src/fa.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |   pub type ParseState<A> = HashMap<usize, Vec<A>>;
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_parse_set` is never used
[INFO] [stdout]   --> src/fa.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 |   pub fn get_parse_set<A>(state: &ParseState<A>) -> BTreeSet<usize> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_symbols` is never used
[INFO] [stdout]   --> src/fa.rs:35:10
[INFO] [stdout]    |
[INFO] [stdout] 35 |   pub fn get_symbols<S: std::hash::Hash + Eq + Copy, A>(
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_common_actions` is never used
[INFO] [stdout]   --> src/fa.rs:56:10
[INFO] [stdout]    |
[INFO] [stdout] 56 |   pub fn get_common_actions<A: PartialEq + Clone>(
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/fa.rs:86:12
[INFO] [stdout]     |
[INFO] [stdout]  85 |   impl<S: PartialEq + Clone, A: Clone + PartialEq> Nfa<S, A> {
[INFO] [stdout]     |   ---------------------------------------------------------- associated items in this implementation
[INFO] [stdout]  86 |     pub fn new() -> Nfa<S, A> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  93 |     pub fn add_state(&mut self, initial: bool, terminal: bool) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 104 |     pub fn add_edge(&mut self, from: usize, to: usize, symbol: S, actions: Vec<A>) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 111 |     pub fn add_empty_edge(&mut self, from: usize, to: usize, actions: Vec<A>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |     pub fn get_initial_parse_state(&self) -> Option<ParseState<A>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |     fn take_empty_edges(&self, state: &ParseState<A>) -> Option<ParseState<A>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 151 |     pub fn step(&self, state: &ParseState<A>, symbol: S) -> Option<ParseState<A>> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 179 |     pub fn is_terminal(&self, state: &ParseState<A>) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 184 |     pub fn has_pending_actions(&self, state: &ParseState<A>) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 187 |     pub fn from_dfa(dfa: &dfa::Dfa<S, A>) -> Nfa<S, A> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 203 |     pub fn repeat(&self) -> Nfa<S, A> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 |     pub fn import_edges(&mut self, nfa: &Nfa<S, A>, offset: usize) {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 242 |     pub fn union(nfas: &Vec<&Nfa<S, A>>) -> Nfa<S, A> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 260 |     pub fn concat(nfas: &Vec<&Nfa<S, A>>) -> Nfa<S, A> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Edge` is never constructed
[INFO] [stdout]    --> src/fa.rs:291:14
[INFO] [stdout]     |
[INFO] [stdout] 291 |   pub struct Edge<A> {
[INFO] [stdout]     |              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `State` is never constructed
[INFO] [stdout]    --> src/fa.rs:295:14
[INFO] [stdout]     |
[INFO] [stdout] 295 |   pub struct State<S, A> {
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dfa` is never constructed
[INFO] [stdout]    --> src/fa.rs:298:14
[INFO] [stdout]     |
[INFO] [stdout] 298 |   pub struct Dfa<S, A> {
[INFO] [stdout]     |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ParseState` is never constructed
[INFO] [stdout]    --> src/fa.rs:303:14
[INFO] [stdout]     |
[INFO] [stdout] 303 |   pub struct ParseState {
[INFO] [stdout]     |              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_nfa`, `get_initial_parse_state`, `step`, and `is_terminal` are never used
[INFO] [stdout]    --> src/fa.rs:308:12
[INFO] [stdout]     |
[INFO] [stdout] 307 |   impl<S: Eq + std::hash::Hash + Copy, A: Clone + PartialEq> Dfa<S, A> {
[INFO] [stdout]     |   -------------------------------------------------------------------- associated items in this implementation
[INFO] [stdout] 308 |     pub fn from_nfa(nfa: &nfa::Nfa<S, A>) -> Option<Dfa<S, A>> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 396 |     pub fn get_initial_parse_state(&self) -> ParseState {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 402 |     pub fn step(&self, state: &ParseState, symbol: S) -> Option<(ParseState, &Vec<A>)> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 409 |     pub fn is_terminal(&self, state: &ParseState) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Component` is never used
[INFO] [stdout]  --> src/pattern.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum Component {
[INFO] [stdout]   |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Pattern` is never constructed
[INFO] [stdout]   --> src/pattern.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Pattern {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `PatternNfa` is never used
[INFO] [stdout]   --> src/pattern.rs:18:6
[INFO] [stdout]    |
[INFO] [stdout] 18 | type PatternNfa = fa::nfa::Nfa<u8, u32>;
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `PatternDfa` is never used
[INFO] [stdout]   --> src/pattern.rs:19:6
[INFO] [stdout]    |
[INFO] [stdout] 19 | type PatternDfa = fa::dfa::Dfa<u8, u32>;
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/pattern.rs:22:6
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Pattern {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 22 |   fn new() -> Pattern {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |   fn then_str(mut self, string: &str) -> Self {
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |   fn then(mut self, pattern: Pattern) -> Self {
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |   fn maybe(mut self, pattern: Pattern) -> Self {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |   fn repeat(mut self, pattern: Pattern) -> Self {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |   fn or(mut self, patterns: &Vec<Pattern>) -> Self {
[INFO] [stdout]    |      ^^
[INFO] [stdout] ...
[INFO] [stdout] 51 |   fn action(mut self, action: u32) -> Self {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |   fn to_nfa(&self) -> PatternNfa {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Parser` is never constructed
[INFO] [stdout]   --> src/pattern.rs:96:8
[INFO] [stdout]    |
[INFO] [stdout] 96 | struct Parser {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_pattern`, `feed_str`, `drain_actions`, and `is_done` are never used
[INFO] [stdout]    --> src/pattern.rs:102:10
[INFO] [stdout]     |
[INFO] [stdout] 101 | impl Parser {
[INFO] [stdout]     | ----------- associated items in this implementation
[INFO] [stdout] 102 |   pub fn from_pattern(pattern: &Pattern) -> Option<Parser> {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |   pub fn feed_str(&mut self, string: &str) {
[INFO] [stdout]     |          ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 |   pub fn drain_actions(&mut self) -> Vec<u32> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 139 |   pub fn is_done(&self) -> bool {
[INFO] [stdout]     |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "8cbd58ad81fe29a0186798d18e0b7c487845806d912d3f11caa8cfb25dcabd20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cbd58ad81fe29a0186798d18e0b7c487845806d912d3f11caa8cfb25dcabd20", kill_on_drop: false }`
[INFO] [stdout] 8cbd58ad81fe29a0186798d18e0b7c487845806d912d3f11caa8cfb25dcabd20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03753b1e44d65a24763174986ebd89ad7fbc7b37fce48a1fac11216829c0730d
[INFO] running `Command { std: "docker" "start" "-a" "03753b1e44d65a24763174986ebd89ad7fbc7b37fce48a1fac11216829c0730d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-state-machine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/binary_fa.rs:856:3
[INFO] [stdout]     |
[INFO] [stdout] 855 |   panic!();
[INFO] [stdout]     |   -------- any code following this expression is unreachable
[INFO] [stdout] 856 |   assert!(accepts_str(&dfa, "(123)456-7890"));
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DfaEdge` is never constructed
[INFO] [stdout]   --> src/binary_fa.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 83 | struct DfaEdge {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print` is never used
[INFO] [stdout]    --> src/binary_fa.rs:311:6
[INFO] [stdout]     |
[INFO] [stdout] 133 | impl Nfa {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 311 |   fn print(&self) {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_flags` and `print` are never used
[INFO] [stdout]    --> src/binary_fa.rs:450:6
[INFO] [stdout]     |
[INFO] [stdout] 342 | impl Dfa {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 450 |   fn get_flags(&self, state: &DfaState) -> HashSet<u32> {
[INFO] [stdout]     |      ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 474 |   fn print(&self) {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `size` and `start_node` are never read
[INFO] [stdout]    --> src/binary_fa.rs:493:3
[INFO] [stdout]     |
[INFO] [stdout] 492 | struct BlockDfa {
[INFO] [stdout]     |        -------- fields in this struct
[INFO] [stdout] 493 |   size: usize,
[INFO] [stdout]     |   ^^^^
[INFO] [stdout] 494 |   nodes: Vec<BlockDfaNode>,
[INFO] [stdout] 495 |   start_node: usize,
[INFO] [stdout]     |   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_dfa` is never used
[INFO] [stdout]    --> src/fa.rs:187:12
[INFO] [stdout]     |
[INFO] [stdout]  85 |   impl<S: PartialEq + Clone, A: Clone + PartialEq> Nfa<S, A> {
[INFO] [stdout]     |   ---------------------------------------------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 187 |     pub fn from_dfa(dfa: &dfa::Dfa<S, A>) -> Nfa<S, A> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Action`, `Then`, `Maybe`, and `Repeat` are never constructed
[INFO] [stdout]  --> src/pattern.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum Component {
[INFO] [stdout]   |      --------- variants in this enum
[INFO] [stdout] 5 |   String(String),
[INFO] [stdout] 6 |   Action(u32),
[INFO] [stdout]   |   ^^^^^^
[INFO] [stdout] 7 |   Then(Pattern),
[INFO] [stdout]   |   ^^^^
[INFO] [stdout] 8 |   Maybe(Pattern),
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 9 |   Repeat(Pattern),
[INFO] [stdout]   |   ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Component` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `then`, `maybe`, `repeat`, and `action` are never used
[INFO] [stdout]   --> src/pattern.rs:33:6
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Pattern {
[INFO] [stdout]    | ------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 33 |   fn then(mut self, pattern: Pattern) -> Self {
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |   fn maybe(mut self, pattern: Pattern) -> Self {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |   fn repeat(mut self, pattern: Pattern) -> Self {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 51 |   fn action(mut self, action: u32) -> Self {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `drain_actions` is never used
[INFO] [stdout]    --> src/pattern.rs:134:10
[INFO] [stdout]     |
[INFO] [stdout] 101 | impl Parser {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 134 |   pub fn drain_actions(&mut self) -> Vec<u32> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "03753b1e44d65a24763174986ebd89ad7fbc7b37fce48a1fac11216829c0730d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03753b1e44d65a24763174986ebd89ad7fbc7b37fce48a1fac11216829c0730d", kill_on_drop: false }`
[INFO] [stdout] 03753b1e44d65a24763174986ebd89ad7fbc7b37fce48a1fac11216829c0730d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cc8b3b26bbbc2f2c30bdd1bfb70c25b981fc9df49fdf101c1df3d85816d17f98
[INFO] running `Command { std: "docker" "start" "-a" "cc8b3b26bbbc2f2c30bdd1bfb70c25b981fc9df49fdf101c1df3d85816d17f98", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/binary_fa.rs:856:3
[INFO] [stderr]     |
[INFO] [stderr] 855 |   panic!();
[INFO] [stderr]     |   -------- any code following this expression is unreachable
[INFO] [stderr] 856 |   assert!(accepts_str(&dfa, "(123)456-7890"));
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `DfaEdge` is never constructed
[INFO] [stderr]   --> src/binary_fa.rs:83:8
[INFO] [stderr]    |
[INFO] [stderr] 83 | struct DfaEdge {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `print` is never used
[INFO] [stderr]    --> src/binary_fa.rs:311:6
[INFO] [stderr]     |
[INFO] [stderr] 133 | impl Nfa {
[INFO] [stderr]     | -------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 311 |   fn print(&self) {
[INFO] [stderr]     |      ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `get_flags` and `print` are never used
[INFO] [stderr]    --> src/binary_fa.rs:450:6
[INFO] [stderr]     |
[INFO] [stderr] 342 | impl Dfa {
[INFO] [stderr]     | -------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 450 |   fn get_flags(&self, state: &DfaState) -> HashSet<u32> {
[INFO] [stderr]     |      ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 474 |   fn print(&self) {
[INFO] [stderr]     |      ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `size` and `start_node` are never read
[INFO] [stderr]    --> src/binary_fa.rs:493:3
[INFO] [stderr]     |
[INFO] [stderr] 492 | struct BlockDfa {
[INFO] [stderr]     |        -------- fields in this struct
[INFO] [stderr] 493 |   size: usize,
[INFO] [stderr]     |   ^^^^
[INFO] [stderr] 494 |   nodes: Vec<BlockDfaNode>,
[INFO] [stderr] 495 |   start_node: usize,
[INFO] [stderr]     |   ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `from_dfa` is never used
[INFO] [stderr]    --> src/fa.rs:187:12
[INFO] [stderr]     |
[INFO] [stderr]  85 |   impl<S: PartialEq + Clone, A: Clone + PartialEq> Nfa<S, A> {
[INFO] [stderr]     |   ---------------------------------------------------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 187 |     pub fn from_dfa(dfa: &dfa::Dfa<S, A>) -> Nfa<S, A> {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Action`, `Then`, `Maybe`, and `Repeat` are never constructed
[INFO] [stderr]  --> src/pattern.rs:6:3
[INFO] [stderr]   |
[INFO] [stderr] 4 | enum Component {
[INFO] [stderr]   |      --------- variants in this enum
[INFO] [stderr] 5 |   String(String),
[INFO] [stderr] 6 |   Action(u32),
[INFO] [stderr]   |   ^^^^^^
[INFO] [stderr] 7 |   Then(Pattern),
[INFO] [stderr]   |   ^^^^
[INFO] [stderr] 8 |   Maybe(Pattern),
[INFO] [stderr]   |   ^^^^^
[INFO] [stderr] 9 |   Repeat(Pattern),
[INFO] [stderr]   |   ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Component` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: methods `then`, `maybe`, `repeat`, and `action` are never used
[INFO] [stderr]   --> src/pattern.rs:33:6
[INFO] [stderr]    |
[INFO] [stderr] 21 | impl Pattern {
[INFO] [stderr]    | ------------ methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 33 |   fn then(mut self, pattern: Pattern) -> Self {
[INFO] [stderr]    |      ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 37 |   fn maybe(mut self, pattern: Pattern) -> Self {
[INFO] [stderr]    |      ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 41 |   fn repeat(mut self, pattern: Pattern) -> Self {
[INFO] [stderr]    |      ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 51 |   fn action(mut self, action: u32) -> Self {
[INFO] [stderr]    |      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `drain_actions` is never used
[INFO] [stderr]    --> src/pattern.rs:134:10
[INFO] [stderr]     |
[INFO] [stderr] 101 | impl Parser {
[INFO] [stderr]     | ----------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 134 |   pub fn drain_actions(&mut self) -> Vec<u32> {
[INFO] [stderr]     |          ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-state-machine` (bin "rust-state-machine" test) generated 9 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_state_machine-d2dbdf6f6fe6f6b6)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test binary_fa::construct_basic_nfa ... ok
[INFO] [stdout] test binary_fa::invert_basic_nfa ... ok
[INFO] [stdout] test binary_fa::pattern_flag ... ok
[INFO] [stdout] test binary_fa::convert_basic_nfa_to_dfa ... ok
[INFO] [stdout] test binary_fa::basic_pattern ... ok
[INFO] [stdout] test fa::dfa_tests::construct_fail_from_pending_actions_on_end_state ... ok
[INFO] [stdout] test fa::dfa_tests::construct_multiple_states ... ok
[INFO] [stdout] test fa::dfa_tests::construct_fail_same_state_different_actions ... ok
[INFO] [stdout] test binary_fa::pattern_then_u8 ... ok
[INFO] [stdout] test binary_fa::simple_nfa_flag ... ok
[INFO] [stdout] test fa::dfa_tests::construct_simple_dfa_from_nfa ... ok
[INFO] [stdout] test fa::nfa_tests::fail_on_action_collision ... ok
[INFO] [stdout] test fa::nfa_tests::nfa_that_cannot_be_dfa_from_actions ... ok
[INFO] [stdout] test fa::nfa_tests::pass_on_empty_loop_without_actions ... ok
[INFO] [stdout] test binary_fa::pattern_then_str ... ok
[INFO] [stdout] test pattern::pattern_tests::disambiguate_similar_patterns ... ok
[INFO] [stdout] test fa::nfa_tests::from_concat ... ok
[INFO] [stdout] test fa::nfa_tests::construct ... ok
[INFO] [stdout] test fa::nfa_tests::fail_on_empty_loop ... ok
[INFO] [stdout] test fa::nfa_tests::from_repeat ... ok
[INFO] [stdout] test fa::nfa_tests::from_union ... ok
[INFO] [stdout] test pattern::pattern_tests::make_simple_pattern ... ok
[INFO] [stdout] test binary_fa::pattern_repeat ... ok
[INFO] [stdout] test binary_fa::pattern_maybe ... ok
[INFO] [stdout] test binary_fa::pattern_or ... ok
[INFO] [stdout] test binary_fa::parse_a_phone_number ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- binary_fa::parse_a_phone_number stdout ----
[INFO] [stdout] 0: 
[INFO] [stdout]   40 -> 2
[INFO] [stdout]   else -> 1
[INFO] [stdout] 1: 
[INFO] [stdout]   else -> 1
[INFO] [stdout] 2: 
[INFO] [stdout]   48 55 50 51 53 52 54 56 57 49 -> 3
[INFO] [stdout]   else -> 1
[INFO] [stdout] 3: 
[INFO] [stdout]   49 48 57 52 51 54 50 53 55 56 -> 4
[INFO] [stdout]   else -> 1
[INFO] [stdout] 4: 
[INFO] [stderr] error: test failed, to rerun pass `--bin rust-state-machine`
[INFO] [stdout]   57 54 50 48 49 55 56 53 52 51 -> 5
[INFO] [stdout]   else -> 1
[INFO] [stdout] 5: 
[INFO] [stdout]   41 -> 6
[INFO] [stdout]   else -> 1
[INFO] [stdout] 6: 
[INFO] [stdout]   9 32 13 10 -> 6
[INFO] [stdout]   52 55 56 54 50 51 49 48 53 57 -> 7
[INFO] [stdout]   else -> 1
[INFO] [stdout] 7: 
[INFO] [stdout]   48 55 50 52 53 56 57 49 54 51 -> 8
[INFO] [stdout]   else -> 1
[INFO] [stdout] 8: 
[INFO] [stdout]   52 53 49 56 57 50 55 51 54 48 -> 9
[INFO] [stdout]   else -> 1
[INFO] [stdout] 9: 
[INFO] [stdout]   45 -> 10
[INFO] [stdout]   10 13 9 32 -> 9
[INFO] [stdout]   else -> 1
[INFO] [stdout] 10: 
[INFO] [stdout]   9 32 13 10 -> 10
[INFO] [stdout]   50 55 49 56 57 48 53 54 51 52 -> 11
[INFO] [stdout]   else -> 1
[INFO] [stdout] 11: 
[INFO] [stdout]   53 50 49 55 52 56 57 51 48 54 -> 12
[INFO] [stdout]   else -> 1
[INFO] [stdout] 12: 
[INFO] [stdout]   49 51 52 55 50 48 53 56 57 54 -> 13
[INFO] [stdout]   else -> 1
[INFO] [stdout] 13: 
[INFO] [stdout]   48 49 52 55 53 51 54 56 50 57 -> 14
[INFO] [stdout]   else -> 1
[INFO] [stdout] 14: end
[INFO] [stdout]   else -> 1
[INFO] [stdout] 
[INFO] [stdout] thread 'binary_fa::parse_a_phone_number' (29) panicked at src/binary_fa.rs:855:3:
[INFO] [stdout] explicit panic
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5aa096cd2802 - std::backtrace_rs::backtrace::libunwind::trace::h9ea1e07ac77a25d7
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5aa096cd2802 - std::backtrace_rs::backtrace::trace_unsynchronized::h72b75eb83b53d15a
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5aa096cd2802 - std::sys::backtrace::_print_fmt::h255777b7ec902439
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5aa096cd2802 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8a1ac49fcd7ee8ce
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5aa096ce288f - core::fmt::rt::Argument::fmt::h635cbf3c6754cc90
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5aa096ce288f - core::fmt::write::hbdcc0ec4f1bab1db
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x5aa096ca0093 - std::io::default_write_fmt::h2580ece0d4b58e51
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5aa096ca0093 - std::io::Write::write_fmt::hac9e42858f273b87
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5aa096cabf62 - std::sys::backtrace::BacktraceLock::print::h052febbd86f7bf07
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5aa096cb0a9f - std::panicking::default_hook::{{closure}}::h66aeee20dd470abb
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5aa096cb0931 - std::panicking::default_hook::h9d66b9642014ce48
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5aa096c73a9e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h8c698701e444e564
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x5aa096c73a9e - test::test_main_with_exit_callback::{{closure}}::ha1c98e7b69c4defb
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5aa096cb10af - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc4f222a8a57c637a
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x5aa096cb10af - std::panicking::panic_with_hook::h6d5921a1a1fa5a8e
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x5aa096cb07ac - std::panicking::begin_panic::{{closure}}::hbca37b9370ed1d4e
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:771:9
[INFO] [stdout]   16:     0x5aa096cac0a9 - std::sys::backtrace::__rust_end_short_backtrace::h383389d914306e48
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5aa096cb077c - std::panicking::begin_panic::hacb00ff898b62556
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:770:5
[INFO] [stdout]   18:     0x5aa096c167e5 - rust_state_machine::binary_fa::parse_a_phone_number::hd2e20267f74316d0
[INFO] [stdout]                                at /opt/rustwide/workdir/src/binary_fa.rs:855:3
[INFO] [stdout]   19:     0x5aa096c16917 - rust_state_machine::binary_fa::parse_a_phone_number::{{closure}}::h7c7004cdb17b5799
[INFO] [stdout]                                at /opt/rustwide/workdir/src/binary_fa.rs:820:26
[INFO] [stdout]   20:     0x5aa096c26016 - core::ops::function::FnOnce::call_once::hc71ae339ec63673b
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   21:     0x5aa096c738eb - core::ops::function::FnOnce::call_once::h4f6eabe90cccb47d
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x5aa096c738eb - test::__rust_begin_short_backtrace::h94208530f2b4c8c7
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:663:18
[INFO] [stdout]   23:     0x5aa096c878fd - test::run_test_in_process::{{closure}}::hbdc6a45a78c46404
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:686:74
[INFO] [stdout]   24:     0x5aa096c878fd - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h7f9d8efc7eedd165
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   25:     0x5aa096c878fd - std::panicking::catch_unwind::do_call::he5edbaf126c13b99
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   26:     0x5aa096c878fd - std::panicking::catch_unwind::h3d6a8652eceeabce
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   27:     0x5aa096c878fd - std::panic::catch_unwind::hbef0c501dd7bb498
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14
[INFO] [stdout]   28:     0x5aa096c878fd - test::run_test_in_process::h400008a46a5006a0
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:686:27
[INFO] [stdout]   29:     0x5aa096c878fd - test::run_test::{{closure}}::h9a131655b31d9427
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:607:43
[INFO] [stdout]   30:     0x5aa096c60e44 - test::run_test::{{closure}}::he4a7177c216308c0
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:637:41
[INFO] [stdout]   31:     0x5aa096c60e44 - std::sys::backtrace::__rust_begin_short_backtrace::hd3980e9c55d6c539
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   32:     0x5aa096c6477a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h18552df67c7aa9b8
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   33:     0x5aa096c6477a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3d7b285234641a08
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   34:     0x5aa096c6477a - std::panicking::catch_unwind::do_call::h5a2b5cf36528a5b2
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   35:     0x5aa096c6477a - std::panicking::catch_unwind::h7e8b531bbda77d20
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   36:     0x5aa096c6477a - std::panic::catch_unwind::hf9bbb2040b4f1e6c
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14
[INFO] [stdout]   37:     0x5aa096c6477a - std::thread::Builder::spawn_unchecked_::{{closure}}::h600f92cf68549574
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   38:     0x5aa096c6477a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb6607307df8a1847
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   39:     0x5aa096ca749f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6891ad53a5ed6f52
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   40:     0x5aa096ca749f - std::sys::thread::unix::Thread::new::thread_start::h7f3e77fa86df70af
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   41:     0x7904a066baa4 - <unknown>
[INFO] [stdout]   42:     0x7904a06f8a64 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     binary_fa::parse_a_phone_number
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 25 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cc8b3b26bbbc2f2c30bdd1bfb70c25b981fc9df49fdf101c1df3d85816d17f98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc8b3b26bbbc2f2c30bdd1bfb70c25b981fc9df49fdf101c1df3d85816d17f98", kill_on_drop: false }`
[INFO] [stdout] cc8b3b26bbbc2f2c30bdd1bfb70c25b981fc9df49fdf101c1df3d85816d17f98
