[INFO] cloning repository https://github.com/akkuankka/matheriser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/akkuankka/matheriser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakkuankka%2Fmatheriser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakkuankka%2Fmatheriser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ab891de923e0148c4baa5a0d6e1d8de79e157777
[INFO] checking akkuankka/matheriser against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakkuankka%2Fmatheriser" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/akkuankka/matheriser on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/akkuankka/matheriser
[INFO] finished tweaking git repo https://github.com/akkuankka/matheriser
[INFO] tweaked toml for git repo https://github.com/akkuankka/matheriser written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/akkuankka/matheriser already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded logos-derive v0.12.0
[INFO] [stderr]   Downloaded beef v0.5.0
[INFO] [stderr]   Downloaded logos v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1bc5cd7c7d60e1d76ed89a34d7a1ac1c63aad6fe444b1788ef7c9faf72bcc4e8
[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" "1bc5cd7c7d60e1d76ed89a34d7a1ac1c63aad6fe444b1788ef7c9faf72bcc4e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1bc5cd7c7d60e1d76ed89a34d7a1ac1c63aad6fe444b1788ef7c9faf72bcc4e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bc5cd7c7d60e1d76ed89a34d7a1ac1c63aad6fe444b1788ef7c9faf72bcc4e8", kill_on_drop: false }`
[INFO] [stdout] 1bc5cd7c7d60e1d76ed89a34d7a1ac1c63aad6fe444b1788ef7c9faf72bcc4e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2dea3c3cb7c256aaa3d3263f8a4f62763d2d9e71174ae814824e4bbeb7ec6c9f
[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" "2dea3c3cb7c256aaa3d3263f8a4f62763d2d9e71174ae814824e4bbeb7ec6c9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling logos-derive v0.12.0
[INFO] [stderr]     Checking logos v0.12.0
[INFO] [stderr]     Checking matheriser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `root::NthRoot`
[INFO] [stdout]  --> src/eval.rs:6:20
[INFO] [stdout]   |
[INFO] [stdout] 6 | use op::{pow::Pow, root::NthRoot};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Add`, `Div`, `Neg`, `Sub`
[INFO] [stdout]  --> src/eval.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::ops::{Add, Div, Mul, Neg, Rem, Sub};
[INFO] [stdout]   |                ^^^  ^^^       ^^^       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `root::NthRoot`
[INFO] [stdout]  --> src/eval.rs:6:20
[INFO] [stdout]   |
[INFO] [stdout] 6 | use op::{pow::Pow, root::NthRoot};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Add`, `Div`, `Neg`, `Sub`
[INFO] [stdout]  --> src/eval.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::ops::{Add, Div, Mul, Neg, Rem, Sub};
[INFO] [stdout]   |                ^^^  ^^^       ^^^       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> src/eval/ord.rs:101:37
[INFO] [stdout]     |
[INFO] [stdout] 101 |                         (None, Some(c)) => other.partial_cmp(&self).map(|o| o.reverse()),
[INFO] [stdout]     |                                     ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> src/eval/ord.rs:101:37
[INFO] [stdout]     |
[INFO] [stdout] 101 |                         (None, Some(c)) => other.partial_cmp(&self).map(|o| o.reverse()),
[INFO] [stdout]     |                                     ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EOF`
[INFO] [stdout]   --> src/parser.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     EOF,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tokenise`
[INFO] [stdout]   --> src/parser.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn tokenise(stringin: &str) -> Vec<Token> {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Parser`
[INFO] [stdout]   --> src/parser.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct Parser {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `ParseError`
[INFO] [stdout]   --> src/parser.rs:42:6
[INFO] [stdout]    |
[INFO] [stdout] 42 | enum ParseError {
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/parser.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn new(tok: Vec<Token>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next`
[INFO] [stdout]   --> src/parser.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn next(&mut self) -> Result<(), String> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pop`
[INFO] [stdout]   --> src/parser.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn pop(&mut self) -> Result<Token, String> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `test`
[INFO] [stdout]   --> src/parser.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn test(&self, tok: &Token) -> bool {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `test_set`
[INFO] [stdout]   --> src/parser.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn test_set(&self, toks: &[Token]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_word`
[INFO] [stdout]   --> src/parser.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn is_word(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `expect`
[INFO] [stdout]   --> src/parser.rs:98:8
[INFO] [stdout]    |
[INFO] [stdout] 98 |     fn expect(&self, tok: &Token) -> Result<(), String> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `consume`
[INFO] [stdout]    --> src/parser.rs:106:8
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn consume(&mut self, tok: &Token) -> bool {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `require`
[INFO] [stdout]    --> src/parser.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn require(&mut self, tok: Token) -> Result<Token, String> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Neg`
[INFO] [stdout]    --> src/parser.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     Neg,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Word`
[INFO] [stdout]    --> src/parser.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     Word(String),
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from`
[INFO] [stdout]    --> src/parser.rs:130:8
[INFO] [stdout]     |
[INFO] [stdout] 130 |     fn from(tok: &Token) -> Result<UnaryOp, String> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `precedence`
[INFO] [stdout]    --> src/parser.rs:138:8
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn precedence(&self) -> u8 {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Plus`
[INFO] [stdout]    --> src/parser.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 145 |     Plus,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Minus`
[INFO] [stdout]    --> src/parser.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 146 |     Minus,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Mul`
[INFO] [stdout]    --> src/parser.rs:147:5
[INFO] [stdout]     |
[INFO] [stdout] 147 |     Mul,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Div`
[INFO] [stdout]    --> src/parser.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     Div,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Exp`
[INFO] [stdout]    --> src/parser.rs:149:5
[INFO] [stdout]     |
[INFO] [stdout] 149 |     Exp,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from`
[INFO] [stdout]    --> src/parser.rs:153:8
[INFO] [stdout]     |
[INFO] [stdout] 153 |     fn from(tok: &Token) -> Result<Self, String> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `precedence`
[INFO] [stdout]    --> src/parser.rs:167:8
[INFO] [stdout]     |
[INFO] [stdout] 167 |     fn precedence(&self) -> u8 {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Val`
[INFO] [stdout]    --> src/parser.rs:179:5
[INFO] [stdout]     |
[INFO] [stdout] 179 |     Val(Data),
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `UNode`
[INFO] [stdout]    --> src/parser.rs:180:5
[INFO] [stdout]     |
[INFO] [stdout] 180 |     UNode(UnaryOp, Box<ExprTree>),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BNode`
[INFO] [stdout]    --> src/parser.rs:181:5
[INFO] [stdout]     |
[INFO] [stdout] 181 |     BNode(BinaryOp, Box<ExprTree>, Box<ExprTree>),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `make_leaf`
[INFO] [stdout]    --> src/parser.rs:186:8
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn make_leaf(tok: &Token) -> Result<Self, String> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `make_unary_node`
[INFO] [stdout]    --> src/parser.rs:194:8
[INFO] [stdout]     |
[INFO] [stdout] 194 |     fn make_unary_node(op: UnaryOp, tree: ExprTree) -> ExprTree {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `make_binary_node`
[INFO] [stdout]    --> src/parser.rs:197:8
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn make_binary_node(op: BinaryOp, lhs: ExprTree, rhs: ExprTree) -> ExprTree {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_expression`
[INFO] [stdout]    --> src/parser.rs:202:4
[INFO] [stdout]     |
[INFO] [stdout] 202 | fn parse_expression(p: &mut Parser) -> Result<ExprTree, String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `recognise`
[INFO] [stdout]    --> src/parser.rs:211:4
[INFO] [stdout]     |
[INFO] [stdout] 211 | fn recognise(n: u8, p: &mut Parser) -> Result<ExprTree, String> {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_subexpression`
[INFO] [stdout]    --> src/parser.rs:233:4
[INFO] [stdout]     |
[INFO] [stdout] 233 | fn parse_subexpression(p: &mut Parser) -> Result<ExprTree, String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_string`
[INFO] [stdout]    --> src/parser.rs:256:8
[INFO] [stdout]     |
[INFO] [stdout] 256 | pub fn parse_string(input: &str) -> Result<ExprTree, String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SWITCH_TO_BIGINT_POINT`
[INFO] [stdout]  --> src/eval/op/mod.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | const SWITCH_TO_BIGINT_POINT: i64 = i64::MAX - i64::MAX / 4;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `eval`
[INFO] [stdout]    --> src/eval.rs:263:8
[INFO] [stdout]     |
[INFO] [stdout] 263 |     fn eval(self) -> Result<Data, String> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/parser.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout] 108 |             self.next();
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/parser.rs:241:13
[INFO] [stdout]     |
[INFO] [stdout] 241 |             p.next();
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 41 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `ParseError`
[INFO] [stdout]   --> src/parser.rs:42:6
[INFO] [stdout]    |
[INFO] [stdout] 42 | enum ParseError {
[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: `is_word`
[INFO] [stdout]   --> src/parser.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn is_word(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `expect`
[INFO] [stdout]   --> src/parser.rs:98:8
[INFO] [stdout]    |
[INFO] [stdout] 98 |     fn expect(&self, tok: &Token) -> Result<(), String> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SWITCH_TO_BIGINT_POINT`
[INFO] [stdout]  --> src/eval/op/mod.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | const SWITCH_TO_BIGINT_POINT: i64 = i64::MAX - i64::MAX / 4;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `eval`
[INFO] [stdout]    --> src/eval.rs:263:8
[INFO] [stdout]     |
[INFO] [stdout] 263 |     fn eval(self) -> Result<Data, String> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/parser.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout] 108 |             self.next();
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/parser.rs:241:13
[INFO] [stdout]     |
[INFO] [stdout] 241 |             p.next();
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.19s
[INFO] running `Command { std: "docker" "inspect" "2dea3c3cb7c256aaa3d3263f8a4f62763d2d9e71174ae814824e4bbeb7ec6c9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dea3c3cb7c256aaa3d3263f8a4f62763d2d9e71174ae814824e4bbeb7ec6c9f", kill_on_drop: false }`
[INFO] [stdout] 2dea3c3cb7c256aaa3d3263f8a4f62763d2d9e71174ae814824e4bbeb7ec6c9f