[INFO] cloning repository https://github.com/jeppester/rust-interpreter
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 44300ad7f3aea5816bf6b9834fbf5eb21cb7e539
[INFO] checking jeppester/rust-interpreter against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
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[INFO] [stderr] done.
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[INFO] validating manifest of git repo https://github.com/jeppester/rust-interpreter on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jeppester/rust-interpreter 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e2753dd2f25a0c7d89c450033e865ac39d2983946797fa02fc708f9e99fb340
[INFO] running `Command { std: "docker" "start" "-a" "3e2753dd2f25a0c7d89c450033e865ac39d2983946797fa02fc708f9e99fb340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e2753dd2f25a0c7d89c450033e865ac39d2983946797fa02fc708f9e99fb340", kill_on_drop: false }`
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[INFO] [stdout] 3e2753dd2f25a0c7d89c450033e865ac39d2983946797fa02fc708f9e99fb340
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e0758cbb7437f734f346f7114bf37f47696133066270326526ae1cfeed567e7
[INFO] running `Command { std: "docker" "start" "-a" "7e0758cbb7437f734f346f7114bf37f47696133066270326526ae1cfeed567e7", kill_on_drop: false }`
[INFO] [stderr]     Checking monkey-interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `match_or_fail`
[INFO] [stdout]  --> src/test_support/mod.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | macro_rules! match_or_fail {
[INFO] [stdout]   |              ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `token_literal` and `to_string` are never used
[INFO] [stdout]   --> src/ast/mod.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 44 | impl Expression {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] 45 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |   pub fn to_string(&self) -> String {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `BlockStatement` is never constructed
[INFO] [stdout]   --> src/ast/mod.rs:79:3
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub enum Statement {
[INFO] [stdout]    |          --------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 79 |   BlockStatement(BlockStatement),
[INFO] [stdout]    |   ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Statement` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `token_literal` and `to_string` are never used
[INFO] [stdout]   --> src/ast/mod.rs:83:10
[INFO] [stdout]    |
[INFO] [stdout] 82 | impl Statement {
[INFO] [stdout]    | -------------- methods in this implementation
[INFO] [stdout] 83 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 |   pub fn to_string(&self) -> String {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `token_literal` and `to_string` are never used
[INFO] [stdout]    --> src/ast/mod.rs:108:10
[INFO] [stdout]     |
[INFO] [stdout] 107 | impl Program {
[INFO] [stdout]     | ------------ methods in this implementation
[INFO] [stdout] 108 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]     |          ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |   pub fn to_string(&self) -> String {
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> src/ast/block_statement.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct BlockStatement {
[INFO] [stdout]   |            -------------- field in this struct
[INFO] [stdout] 6 |   pub token: Token,
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BlockStatement` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `token_literal` and `to_string` are never used
[INFO] [stdout]   --> src/ast/block_statement.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl BlockStatement {
[INFO] [stdout]    | ------------------- methods in this implementation
[INFO] [stdout] 11 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |   pub fn to_string(&self) -> String {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> src/ast/boolean_literal.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct BooleanLiteral {
[INFO] [stdout]   |            -------------- field in this struct
[INFO] [stdout] 5 |   pub token: Token,
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BooleanLiteral` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `token_literal` and `to_string` are never used
[INFO] [stdout]   --> src/ast/boolean_literal.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl BooleanLiteral {
[INFO] [stdout]    | ------------------- methods in this implementation
[INFO] [stdout] 10 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |   pub fn to_string(&self) -> String {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> src/ast/call_expression.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CallExpression {
[INFO] [stdout]   |            -------------- field in this struct
[INFO] [stdout] 6 |   pub token: Token,
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `CallExpression` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `token_literal` and `to_string` are never used
[INFO] [stdout]   --> src/ast/call_expression.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl CallExpression {
[INFO] [stdout]    | ------------------- methods in this implementation
[INFO] [stdout] 12 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |   pub fn to_string(&self) -> String {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> src/ast/function_literal.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct FunctionLiteral {
[INFO] [stdout]   |            --------------- field in this struct
[INFO] [stdout] 7 |   pub token: Token,
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `FunctionLiteral` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `token_literal` and `to_string` are never used
[INFO] [stdout]   --> src/ast/function_literal.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl FunctionLiteral {
[INFO] [stdout]    | -------------------- methods in this implementation
[INFO] [stdout] 13 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |   pub fn to_string(&self) -> String {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> src/ast/identifier.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Identifier {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 5 |   pub token: Token,
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Identifier` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `token_literal` and `to_string` are never used
[INFO] [stdout]   --> src/ast/identifier.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Identifier {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] 10 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |   pub fn to_string(&self) -> String {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> src/ast/if_expression.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct IfExpression {
[INFO] [stdout]   |            ------------ field in this struct
[INFO] [stdout] 7 |   pub token: Token,
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `IfExpression` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `token_literal` and `to_string` are never used
[INFO] [stdout]   --> src/ast/if_expression.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl IfExpression {
[INFO] [stdout]    | ----------------- methods in this implementation
[INFO] [stdout] 14 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |   pub fn to_string(&self) -> String {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> src/ast/infix_expression.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct InfixExpression {
[INFO] [stdout]   |            --------------- field in this struct
[INFO] [stdout] 6 |   pub token: Token,
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `InfixExpression` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `token_literal` and `to_string` are never used
[INFO] [stdout]   --> src/ast/infix_expression.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl InfixExpression {
[INFO] [stdout]    | -------------------- methods in this implementation
[INFO] [stdout] 13 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |   pub fn to_string(&self) -> String {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> src/ast/integer_literal.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct IntegerLiteral {
[INFO] [stdout]   |            -------------- field in this struct
[INFO] [stdout] 5 |   pub token: Token,
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `IntegerLiteral` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `token_literal` and `to_string` are never used
[INFO] [stdout]   --> src/ast/integer_literal.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl IntegerLiteral {
[INFO] [stdout]    | ------------------- methods in this implementation
[INFO] [stdout] 10 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |   pub fn to_string(&self) -> String {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> src/ast/let_statement.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct LetStatement {
[INFO] [stdout]   |            ------------ field in this struct
[INFO] [stdout] 8 |   pub token: Token,
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `LetStatement` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `token_literal` and `to_string` are never used
[INFO] [stdout]   --> src/ast/let_statement.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl LetStatement {
[INFO] [stdout]    | ----------------- methods in this implementation
[INFO] [stdout] 14 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |   pub fn to_string(&self) -> String {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> src/ast/prefix_expression.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct PrefixExpression {
[INFO] [stdout]   |            ---------------- field in this struct
[INFO] [stdout] 6 |   pub token: Token,
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `PrefixExpression` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `token_literal` and `to_string` are never used
[INFO] [stdout]   --> src/ast/prefix_expression.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl PrefixExpression {
[INFO] [stdout]    | --------------------- methods in this implementation
[INFO] [stdout] 12 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |   pub fn to_string(&self) -> String {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> src/ast/return_statement.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct ReturnStatement {
[INFO] [stdout]   |            --------------- field in this struct
[INFO] [stdout] 6 |   pub token: Token,
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ReturnStatement` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `token_literal` and `to_string` are never used
[INFO] [stdout]   --> src/ast/return_statement.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl ReturnStatement {
[INFO] [stdout]    | -------------------- methods in this implementation
[INFO] [stdout] 11 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |   pub fn to_string(&self) -> String {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> src/ast/string_literal.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct StringLiteral {
[INFO] [stdout]   |            ------------- field in this struct
[INFO] [stdout] 5 |   pub token: Token,
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `StringLiteral` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `token_literal` and `to_string` are never used
[INFO] [stdout]   --> src/ast/string_literal.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl StringLiteral {
[INFO] [stdout]    | ------------------ methods in this implementation
[INFO] [stdout] 10 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |   pub fn to_string(&self) -> String {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/test_support/mod.rs:6:7
[INFO] [stdout]     |
[INFO] [stdout]   6 |       ref e => panic!("Expected match for:\n\t{}\nGot:\n\t{:?}", stringify!($matcher), e),
[INFO] [stdout]     |       ^^^^^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/eval/tests.rs:247:47
[INFO] [stdout]     |
[INFO] [stdout] 247 |     let error_message = match_or_fail!(error, EvalError(m) => m);
[INFO] [stdout]     |                         ----------------------------------------
[INFO] [stdout]     |                         |                     |
[INFO] [stdout]     |                         |                     matches any value
[INFO] [stdout]     |                         in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `match_or_fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `token_literal` is never used
[INFO] [stdout]   --> src/ast/mod.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 44 | impl Expression {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 45 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `BlockStatement` is never constructed
[INFO] [stdout]   --> src/ast/mod.rs:79:3
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub enum Statement {
[INFO] [stdout]    |          --------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 79 |   BlockStatement(BlockStatement),
[INFO] [stdout]    |   ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Statement` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `token_literal` is never used
[INFO] [stdout]   --> src/ast/mod.rs:83:10
[INFO] [stdout]    |
[INFO] [stdout] 82 | impl Statement {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] 83 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `token_literal` is never used
[INFO] [stdout]    --> src/ast/mod.rs:108:10
[INFO] [stdout]     |
[INFO] [stdout] 107 | impl Program {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 108 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]     |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> src/ast/block_statement.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct BlockStatement {
[INFO] [stdout]   |            -------------- field in this struct
[INFO] [stdout] 6 |   pub token: Token,
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BlockStatement` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `token_literal` is never used
[INFO] [stdout]   --> src/ast/block_statement.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl BlockStatement {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] 11 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `token_literal` is never used
[INFO] [stdout]   --> src/ast/boolean_literal.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl BooleanLiteral {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] 10 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> src/ast/call_expression.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CallExpression {
[INFO] [stdout]   |            -------------- field in this struct
[INFO] [stdout] 6 |   pub token: Token,
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `CallExpression` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `token_literal` is never used
[INFO] [stdout]   --> src/ast/call_expression.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl CallExpression {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] 12 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `token_literal` is never used
[INFO] [stdout]   --> src/ast/function_literal.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl FunctionLiteral {
[INFO] [stdout]    | -------------------- method in this implementation
[INFO] [stdout] 13 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `token_literal` is never used
[INFO] [stdout]   --> src/ast/identifier.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Identifier {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 10 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> src/ast/if_expression.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct IfExpression {
[INFO] [stdout]   |            ------------ field in this struct
[INFO] [stdout] 7 |   pub token: Token,
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `IfExpression` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `token_literal` is never used
[INFO] [stdout]   --> src/ast/if_expression.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl IfExpression {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] 14 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> src/ast/infix_expression.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct InfixExpression {
[INFO] [stdout]   |            --------------- field in this struct
[INFO] [stdout] 6 |   pub token: Token,
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `InfixExpression` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `token_literal` is never used
[INFO] [stdout]   --> src/ast/infix_expression.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl InfixExpression {
[INFO] [stdout]    | -------------------- method in this implementation
[INFO] [stdout] 13 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `token_literal` is never used
[INFO] [stdout]   --> src/ast/integer_literal.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl IntegerLiteral {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] 10 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> src/ast/prefix_expression.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct PrefixExpression {
[INFO] [stdout]   |            ---------------- field in this struct
[INFO] [stdout] 6 |   pub token: Token,
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `PrefixExpression` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `token_literal` is never used
[INFO] [stdout]   --> src/ast/prefix_expression.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl PrefixExpression {
[INFO] [stdout]    | --------------------- method in this implementation
[INFO] [stdout] 12 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `token_literal` is never used
[INFO] [stdout]   --> src/ast/string_literal.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl StringLiteral {
[INFO] [stdout]    | ------------------ method in this implementation
[INFO] [stdout] 10 |   pub fn token_literal(&self) -> Literal {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "7e0758cbb7437f734f346f7114bf37f47696133066270326526ae1cfeed567e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e0758cbb7437f734f346f7114bf37f47696133066270326526ae1cfeed567e7", kill_on_drop: false }`
[INFO] [stdout] 7e0758cbb7437f734f346f7114bf37f47696133066270326526ae1cfeed567e7
