[INFO] cloning repository https://github.com/elzimm-software/stag
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/elzimm-software/stag" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felzimm-software%2Fstag", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felzimm-software%2Fstag'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a96ff602351729d7257bd826e65aab7d6ce3529
[INFO] testing elzimm-software/stag against 1.93.0 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felzimm-software%2Fstag" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/elzimm-software/stag
[INFO] finished tweaking git repo https://github.com/elzimm-software/stag
[INFO] tweaked toml for git repo https://github.com/elzimm-software/stag written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/elzimm-software/stag on toolchain 1.93.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/elzimm-software/stag already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65b3aad19c4b2918a1238e3af7dbd01bdfc354452ee362751c623188f3da4d96
[INFO] running `Command { std: "docker" "start" "-a" "65b3aad19c4b2918a1238e3af7dbd01bdfc354452ee362751c623188f3da4d96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65b3aad19c4b2918a1238e3af7dbd01bdfc354452ee362751c623188f3da4d96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65b3aad19c4b2918a1238e3af7dbd01bdfc354452ee362751c623188f3da4d96", kill_on_drop: false }`
[INFO] [stdout] 65b3aad19c4b2918a1238e3af7dbd01bdfc354452ee362751c623188f3da4d96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e508a6d943ac00907a5c1d09525d9ce3f87e9f8d4eb9350b5e47e4350c2a3ca
[INFO] running `Command { std: "docker" "start" "-a" "2e508a6d943ac00907a5c1d09525d9ce3f87e9f8d4eb9350b5e47e4350c2a3ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling anstyle-query v1.1.5
[INFO] [stderr]    Compiling clap_lex v0.7.7
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stderr]    Compiling clap_builder v4.5.54
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]    Compiling clap v4.5.54
[INFO] [stderr]    Compiling stag v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `source`
[INFO] [stdout]   --> src/main.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn compile(source: &String) -> Standalone {
[INFO] [stdout]    |            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `StateFlags` is never used
[INFO] [stdout]  --> src/state.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum StateFlags {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_initial` and `is_accepting` are never used
[INFO] [stdout]   --> src/state.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl StateFlags {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] 13 |     pub fn is_initial(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub fn is_accepting(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from` and `build` are never used
[INFO] [stdout]   --> src/state.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl State {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 32 |     pub fn from<S: Into<String>>(var: S, name: Option<S>, positional_args: Vec<S>, flags: StateFlags) -> Result<Self, ()> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn build(&self, assume_math: bool) -> String {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `var_start`, `var_end`, `positional_args`, and `edge_text` are never read
[INFO] [stdout]  --> src/transition.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Transition {
[INFO] [stdout]   |            ---------- fields in this struct
[INFO] [stdout] 3 |     var_start: String,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 4 |     var_end: String,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 5 |     positional_args: Vec<String>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 6 |     edge_text: Option<String>,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from` and `build` are never used
[INFO] [stdout]   --> src/transition.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Transition {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 10 |     pub fn from(var_start: &str, var_end: &str, positional_args: &[String], edge_text: Option<&str>) -> Result<Self, ()> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn build(&self) -> String {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `NEXT_ID` is never used
[INFO] [stdout]  --> src/unique_bool.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | static NEXT_ID: AtomicU32 = AtomicU32::new(1);
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_next_id` is never used
[INFO] [stdout]  --> src/unique_bool.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | unsafe fn get_next_id() -> u32 {
[INFO] [stdout]   |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `try_set` are never used
[INFO] [stdout]   --> src/unique_bool.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl UniqueBool {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 28 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     pub unsafe fn try_set(&mut self, value: bool) -> Result<(),()> {
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TOP_MATTER` is never used
[INFO] [stdout]  --> src/standalone.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const TOP_MATTER: &'static str = "";
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `initial_name`, `node_distance`, `nodes`, and `edges` are never read
[INFO] [stdout]   --> src/standalone.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub struct Standalone {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout]  7 |     initial_name: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]  8 |     node_distance: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]  9 |     nodes: Vec<State>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 10 |     edges: Vec<Transition>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add_state` and `add_transition` are never used
[INFO] [stdout]   --> src/standalone.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Standalone {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn add_state(&mut self, state: State) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn add_transition(&mut self, transition: Transition) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.10s
[INFO] running `Command { std: "docker" "inspect" "2e508a6d943ac00907a5c1d09525d9ce3f87e9f8d4eb9350b5e47e4350c2a3ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e508a6d943ac00907a5c1d09525d9ce3f87e9f8d4eb9350b5e47e4350c2a3ca", kill_on_drop: false }`
[INFO] [stdout] 2e508a6d943ac00907a5c1d09525d9ce3f87e9f8d4eb9350b5e47e4350c2a3ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cae704e55b51f7ad06ce727f18d3f05157a5abff5368776a96d2b1553941e8c7
[INFO] running `Command { std: "docker" "start" "-a" "cae704e55b51f7ad06ce727f18d3f05157a5abff5368776a96d2b1553941e8c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling stag v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `source`
[INFO] [stdout]   --> src/main.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn compile(source: &String) -> Standalone {
[INFO] [stdout]    |            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `None` is never constructed
[INFO] [stdout]  --> src/state.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum StateFlags {
[INFO] [stdout]   |          ---------- variant in this enum
[INFO] [stdout] 6 |     None,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `StateFlags` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `build` is never used
[INFO] [stdout]   --> src/state.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl State {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn build(&self, assume_math: bool) -> String {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `var_start`, `var_end`, `positional_args`, and `edge_text` are never read
[INFO] [stdout]  --> src/transition.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Transition {
[INFO] [stdout]   |            ---------- fields in this struct
[INFO] [stdout] 3 |     var_start: String,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 4 |     var_end: String,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 5 |     positional_args: Vec<String>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 6 |     edge_text: Option<String>,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from` and `build` are never used
[INFO] [stdout]   --> src/transition.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Transition {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 10 |     pub fn from(var_start: &str, var_end: &str, positional_args: &[String], edge_text: Option<&str>) -> Result<Self, ()> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn build(&self) -> String {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TOP_MATTER` is never used
[INFO] [stdout]  --> src/standalone.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const TOP_MATTER: &'static str = "";
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `initial_name`, `node_distance`, `nodes`, and `edges` are never read
[INFO] [stdout]   --> src/standalone.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub struct Standalone {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout]  7 |     initial_name: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]  8 |     node_distance: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]  9 |     nodes: Vec<State>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 10 |     edges: Vec<Transition>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add_state` and `add_transition` are never used
[INFO] [stdout]   --> src/standalone.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Standalone {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn add_state(&mut self, state: State) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn add_transition(&mut self, transition: Transition) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "cae704e55b51f7ad06ce727f18d3f05157a5abff5368776a96d2b1553941e8c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cae704e55b51f7ad06ce727f18d3f05157a5abff5368776a96d2b1553941e8c7", kill_on_drop: false }`
[INFO] [stdout] cae704e55b51f7ad06ce727f18d3f05157a5abff5368776a96d2b1553941e8c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 523b9ba5f5599d9ad8cf2033f39b58f76d8a44e2f9be05304f56dae460d56610
[INFO] running `Command { std: "docker" "start" "-a" "523b9ba5f5599d9ad8cf2033f39b58f76d8a44e2f9be05304f56dae460d56610", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `source`
[INFO] [stdout] 
[INFO] [stderr]   --> src/main.rs:42:12
[INFO] [stdout] running 5 tests
[INFO] [stderr]    |
[INFO] [stderr] 42 | fn compile(source: &String) -> Standalone {
[INFO] [stderr]    |            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `None` is never constructed
[INFO] [stderr]  --> src/state.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub enum StateFlags {
[INFO] [stderr]   |          ---------- variant in this enum
[INFO] [stderr] 6 |     None,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `StateFlags` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `build` is never used
[INFO] [stderr]   --> src/state.rs:48:12
[INFO] [stderr]    |
[INFO] [stderr] 31 | impl State {
[INFO] [stderr]    | ---------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 48 |     pub fn build(&self, assume_math: bool) -> String {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `var_start`, `var_end`, `positional_args`, and `edge_text` are never read
[INFO] [stderr]  --> src/transition.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub struct Transition {
[INFO] [stderr]   |            ---------- fields in this struct
[INFO] [stderr] 3 |     var_start: String,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 4 |     var_end: String,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 5 |     positional_args: Vec<String>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 6 |     edge_text: Option<String>,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `from` and `build` are never used
[INFO] [stderr]   --> src/transition.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr]  9 | impl Transition {
[INFO] [stderr]    | --------------- associated items in this implementation
[INFO] [stderr] 10 |     pub fn from(var_start: &str, var_end: &str, positional_args: &[String], edge_text: Option<&str>) -> Result<Self, ()> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 23 |     pub fn build(&self) -> String {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `TOP_MATTER` is never used
[INFO] [stderr]  --> src/standalone.rs:4:7
[INFO] [stderr]   |
[INFO] [stderr] 4 | const TOP_MATTER: &'static str = "";
[INFO] [stderr]   |       ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `initial_name`, `node_distance`, `nodes`, and `edges` are never read
[INFO] [stderr]   --> src/standalone.rs:7:5
[INFO] [stderr]    |
[INFO] [stderr]  6 | pub struct Standalone {
[INFO] [stderr]    |            ---------- fields in this struct
[INFO] [stderr]  7 |     initial_name: Option<String>,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]  8 |     node_distance: f32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]  9 |     nodes: Vec<State>,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 10 |     edges: Vec<Transition>,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `add_state` and `add_transition` are never used
[INFO] [stderr]   --> src/standalone.rs:23:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl Standalone {
[INFO] [stderr]    | --------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 23 |     pub fn add_state(&mut self, state: State) {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 27 |     pub fn add_transition(&mut self, transition: Transition) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `stag` (bin "stag" test) generated 8 warnings (run `cargo fix --bin "stag" -p stag --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/stag-7ea4e02bae0c62b5)
[INFO] [stdout] test state::tests::test_create_state ... ok
[INFO] [stdout] test unique_bool::tests::test_set ... ok
[INFO] [stdout] test unique_bool::tests::test_set_second_true ... ok
[INFO] [stdout] test unique_bool::tests::test_initialized_false ... ok
[INFO] [stdout] test state::tests::test_build_state ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "523b9ba5f5599d9ad8cf2033f39b58f76d8a44e2f9be05304f56dae460d56610", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "523b9ba5f5599d9ad8cf2033f39b58f76d8a44e2f9be05304f56dae460d56610", kill_on_drop: false }`
[INFO] [stdout] 523b9ba5f5599d9ad8cf2033f39b58f76d8a44e2f9be05304f56dae460d56610
