[INFO] cloning repository https://github.com/beoboo/palladium
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/beoboo/palladium" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeoboo%2Fpalladium", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeoboo%2Fpalladium'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 09fec45788a88f10470bc3d5d4f1217282d59a16
[INFO] testing beoboo/palladium against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeoboo%2Fpalladium" "/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/beoboo/palladium
[INFO] finished tweaking git repo https://github.com/beoboo/palladium
[INFO] tweaked toml for git repo https://github.com/beoboo/palladium written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/beoboo/palladium on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/beoboo/palladium 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" "+1.99.0-beta.1" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 822a04d29dd79737cdb566d2bf9db89783548566c0a93f888e831f4edab07ead
[INFO] running `Command { std: "docker" "start" "822a04d29dd79737cdb566d2bf9db89783548566c0a93f888e831f4edab07ead", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "822a04d29dd79737cdb566d2bf9db89783548566c0a93f888e831f4edab07ead", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "822a04d29dd79737cdb566d2bf9db89783548566c0a93f888e831f4edab07ead" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "822a04d29dd79737cdb566d2bf9db89783548566c0a93f888e831f4edab07ead", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "822a04d29dd79737cdb566d2bf9db89783548566c0a93f888e831f4edab07ead" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling palladium v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/operator_parsers.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | /// Parses the "+" operator
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]   = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/operator_parsers.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | /// Parses the "-" operator
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/operator_parsers.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | /// Parses the "*" operator
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/operator_parsers.rs:41:1
[INFO] [stdout]    |
[INFO] [stdout] 41 | /// Parses the "/" operator
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/operator_parsers.rs:53:1
[INFO] [stdout]    |
[INFO] [stdout] 53 | /// Looks for any of the operands
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/operator_parsers.rs:54:1
[INFO] [stdout]    |
[INFO] [stdout] 54 | / named!(pub operator<CompleteStr, Token>,
[INFO] [stdout] 55 | |     ws!(
[INFO] [stdout] 56 | |         alt!(
[INFO] [stdout] 57 | |             addition_operator |
[INFO] [stdout] ...  |
[INFO] [stdout] 63 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `alt_sep`
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: `#[warn(semicolon_in_expressions_from_non_local_macros)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `alt_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/operator_parsers.rs:54:1
[INFO] [stdout]    |
[INFO] [stdout] 54 | / named!(pub operator<CompleteStr, Token>,
[INFO] [stdout] 55 | |     ws!(
[INFO] [stdout] 56 | |         alt!(
[INFO] [stdout] 57 | |             addition_operator |
[INFO] [stdout] ...  |
[INFO] [stdout] 63 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `alt_sep`
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `alt_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/operator_parsers.rs:54:1
[INFO] [stdout]    |
[INFO] [stdout] 54 | / named!(pub operator<CompleteStr, Token>,
[INFO] [stdout] 55 | |     ws!(
[INFO] [stdout] 56 | |         alt!(
[INFO] [stdout] 57 | |             addition_operator |
[INFO] [stdout] ...  |
[INFO] [stdout] 63 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `alt_sep`
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `alt_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/operator_parsers.rs:54:1
[INFO] [stdout]    |
[INFO] [stdout] 54 | / named!(pub operator<CompleteStr, Token>,
[INFO] [stdout] 55 | |     ws!(
[INFO] [stdout] 56 | |         alt!(
[INFO] [stdout] 57 | |             addition_operator |
[INFO] [stdout] ...  |
[INFO] [stdout] 63 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `alt_sep`
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `alt_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/operator_parsers.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::types::CompleteStr`
[INFO] [stdout]   --> src/operator_parsers.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |     use nom::types::CompleteStr;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tokens::Token`
[INFO] [stdout]   --> src/operator_parsers.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |     use crate::tokens::Token;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/operand_parsers.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | /// Parses an integer
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/operand_parsers.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | /// Parser that looks for any operand
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/operand_parsers.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout]  7 | / named!(integer<CompleteStr, Token>,
[INFO] [stdout]  8 | |     ws!(
[INFO] [stdout]  9 | |         do_parse!(
[INFO] [stdout] 10 | |             sign: opt!(tag!("-")) >>
[INFO] [stdout] ...  |
[INFO] [stdout] 25 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `do_parse_sep`
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `do_parse_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/operand_parsers.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | / named!(pub operand<CompleteStr, Token>,
[INFO] [stdout] 29 | |     ws!(
[INFO] [stdout] 30 | |         alt!(
[INFO] [stdout] 31 | |             integer
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `alt_sep`
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `alt_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/operand_parsers.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::types::CompleteStr`
[INFO] [stdout]   --> src/operand_parsers.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     use nom::types::CompleteStr;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tokens::Token`
[INFO] [stdout]   --> src/operand_parsers.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     use crate::tokens::Token;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/expression_parsers.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout]  7 | / named!(pub expression<CompleteStr, Token>,
[INFO] [stdout]  8 | |     ws!(
[INFO] [stdout]  9 | |         do_parse!(
[INFO] [stdout] 10 | |             left: operand >>
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `do_parse_sep`
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `do_parse_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/expression_parsers.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout]  7 | / named!(pub expression<CompleteStr, Token>,
[INFO] [stdout]  8 | |     ws!(
[INFO] [stdout]  9 | |         do_parse!(
[INFO] [stdout] 10 | |             left: operand >>
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `do_parse_sep`
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `do_parse_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/expression_parsers.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout]  7 | / named!(pub expression<CompleteStr, Token>,
[INFO] [stdout]  8 | |     ws!(
[INFO] [stdout]  9 | |         do_parse!(
[INFO] [stdout] 10 | |             left: operand >>
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `do_parse_sep`
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `do_parse_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/program_parsers.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Token` is never used
[INFO] [stdout]  --> src/tokens.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Token {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Visitor` is never used
[INFO] [stdout]  --> src/visitor.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Visitor {
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Compiler` is never constructed
[INFO] [stdout]  --> src/visitor.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Compiler{
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/visitor.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Compiler {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new() -> Compiler {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_test_program` is never used
[INFO] [stdout]   --> src/visitor.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn generate_test_program() -> Token {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 2.20s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3, palladium v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "822a04d29dd79737cdb566d2bf9db89783548566c0a93f888e831f4edab07ead", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "822a04d29dd79737cdb566d2bf9db89783548566c0a93f888e831f4edab07ead" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling palladium v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/operator_parsers.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | /// Parses the "+" operator
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]   = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/operator_parsers.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | /// Parses the "-" operator
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/operator_parsers.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | /// Parses the "*" operator
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/operator_parsers.rs:41:1
[INFO] [stdout]    |
[INFO] [stdout] 41 | /// Parses the "/" operator
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/operator_parsers.rs:53:1
[INFO] [stdout]    |
[INFO] [stdout] 53 | /// Looks for any of the operands
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/operator_parsers.rs:54:1
[INFO] [stdout]    |
[INFO] [stdout] 54 | / named!(pub operator<CompleteStr, Token>,
[INFO] [stdout] 55 | |     ws!(
[INFO] [stdout] 56 | |         alt!(
[INFO] [stdout] 57 | |             addition_operator |
[INFO] [stdout] ...  |
[INFO] [stdout] 63 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `alt_sep`
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: `#[warn(semicolon_in_expressions_from_non_local_macros)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `alt_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/operator_parsers.rs:54:1
[INFO] [stdout]    |
[INFO] [stdout] 54 | / named!(pub operator<CompleteStr, Token>,
[INFO] [stdout] 55 | |     ws!(
[INFO] [stdout] 56 | |         alt!(
[INFO] [stdout] 57 | |             addition_operator |
[INFO] [stdout] ...  |
[INFO] [stdout] 63 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `alt_sep`
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `alt_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/operator_parsers.rs:54:1
[INFO] [stdout]    |
[INFO] [stdout] 54 | / named!(pub operator<CompleteStr, Token>,
[INFO] [stdout] 55 | |     ws!(
[INFO] [stdout] 56 | |         alt!(
[INFO] [stdout] 57 | |             addition_operator |
[INFO] [stdout] ...  |
[INFO] [stdout] 63 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `alt_sep`
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `alt_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/operator_parsers.rs:54:1
[INFO] [stdout]    |
[INFO] [stdout] 54 | / named!(pub operator<CompleteStr, Token>,
[INFO] [stdout] 55 | |     ws!(
[INFO] [stdout] 56 | |         alt!(
[INFO] [stdout] 57 | |             addition_operator |
[INFO] [stdout] ...  |
[INFO] [stdout] 63 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `alt_sep`
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `alt_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/operand_parsers.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | /// Parses an integer
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/operand_parsers.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | /// Parser that looks for any operand
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/operand_parsers.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout]  7 | / named!(integer<CompleteStr, Token>,
[INFO] [stdout]  8 | |     ws!(
[INFO] [stdout]  9 | |         do_parse!(
[INFO] [stdout] 10 | |             sign: opt!(tag!("-")) >>
[INFO] [stdout] ...  |
[INFO] [stdout] 25 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `do_parse_sep`
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `do_parse_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/operand_parsers.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | / named!(pub operand<CompleteStr, Token>,
[INFO] [stdout] 29 | |     ws!(
[INFO] [stdout] 30 | |         alt!(
[INFO] [stdout] 31 | |             integer
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `alt_sep`
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `alt_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/expression_parsers.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout]  7 | / named!(pub expression<CompleteStr, Token>,
[INFO] [stdout]  8 | |     ws!(
[INFO] [stdout]  9 | |         do_parse!(
[INFO] [stdout] 10 | |             left: operand >>
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `do_parse_sep`
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `do_parse_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/expression_parsers.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout]  7 | / named!(pub expression<CompleteStr, Token>,
[INFO] [stdout]  8 | |     ws!(
[INFO] [stdout]  9 | |         do_parse!(
[INFO] [stdout] 10 | |             left: operand >>
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `do_parse_sep`
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `do_parse_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/expression_parsers.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout]  7 | / named!(pub expression<CompleteStr, Token>,
[INFO] [stdout]  8 | |     ws!(
[INFO] [stdout]  9 | |         do_parse!(
[INFO] [stdout] 10 | |             left: operand >>
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `do_parse_sep`
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `do_parse_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tree`
[INFO] [stdout]   --> src/program_parsers.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let (_, tree) = result.unwrap();
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_tree`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.66s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3, palladium v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "822a04d29dd79737cdb566d2bf9db89783548566c0a93f888e831f4edab07ead", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "822a04d29dd79737cdb566d2bf9db89783548566c0a93f888e831f4edab07ead" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]  --> src/operator_parsers.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | /// Parses the "+" operator
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]   |
[INFO] [stderr]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr]   = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/operator_parsers.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | /// Parses the "-" operator
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/operator_parsers.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | /// Parses the "*" operator
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/operator_parsers.rs:41:1
[INFO] [stderr]    |
[INFO] [stderr] 41 | /// Parses the "/" operator
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/operator_parsers.rs:53:1
[INFO] [stderr]    |
[INFO] [stderr] 53 | /// Looks for any of the operands
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]   --> src/operator_parsers.rs:54:1
[INFO] [stderr]    |
[INFO] [stderr] 54 | / named!(pub operator<CompleteStr, Token>,
[INFO] [stderr] 55 | |     ws!(
[INFO] [stderr] 56 | |         alt!(
[INFO] [stderr] 57 | |             addition_operator |
[INFO] [stderr] ...  |
[INFO] [stderr] 63 | | );
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stderr]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `alt_sep`
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]    = note: `#[warn(semicolon_in_expressions_from_non_local_macros)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stderr]    = note: this warning originates in the macro `alt_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]   --> src/operator_parsers.rs:54:1
[INFO] [stderr]    |
[INFO] [stderr] 54 | / named!(pub operator<CompleteStr, Token>,
[INFO] [stderr] 55 | |     ws!(
[INFO] [stderr] 56 | |         alt!(
[INFO] [stderr] 57 | |             addition_operator |
[INFO] [stderr] ...  |
[INFO] [stderr] 63 | | );
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stderr]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `alt_sep`
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]    = note: this warning originates in the macro `alt_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]  --> src/operand_parsers.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | /// Parses an integer
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]   |
[INFO] [stderr]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/operand_parsers.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | /// Parser that looks for any operand
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]   --> src/operand_parsers.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr]  7 | / named!(integer<CompleteStr, Token>,
[INFO] [stderr]  8 | |     ws!(
[INFO] [stderr]  9 | |         do_parse!(
[INFO] [stderr] 10 | |             sign: opt!(tag!("-")) >>
[INFO] [stderr] ...  |
[INFO] [stderr] 25 | | );
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stderr]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `do_parse_sep`
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]    = note: this warning originates in the macro `do_parse_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]   --> src/operand_parsers.rs:28:1
[INFO] [stderr]    |
[INFO] [stderr] 28 | / named!(pub operand<CompleteStr, Token>,
[INFO] [stderr] 29 | |     ws!(
[INFO] [stderr] 30 | |         alt!(
[INFO] [stderr] 31 | |             integer
[INFO] [stderr] ...  |
[INFO] [stderr] 34 | | );
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stderr]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `alt_sep`
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]    = note: this warning originates in the macro `alt_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]   --> src/expression_parsers.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr]  7 | / named!(pub expression<CompleteStr, Token>,
[INFO] [stderr]  8 | |     ws!(
[INFO] [stderr]  9 | |         do_parse!(
[INFO] [stderr] 10 | |             left: operand >>
[INFO] [stderr] ...  |
[INFO] [stderr] 22 | | );
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stderr]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `do_parse_sep`
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]    = note: this warning originates in the macro `do_parse_sep` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tree`
[INFO] [stderr]   --> src/program_parsers.rs:27:17
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let (_, tree) = result.unwrap();
[INFO] [stderr]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_tree`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `palladium` (bin "palladium" test) generated 17 warnings (4 duplicates) (run `cargo fix --bin "palladium" -p palladium --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.07s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3, palladium v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/palladium-1ae14c61476462b4)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test operator_parsers::tests::test_parse_multiplication_operator ... ok
[INFO] [stdout] test operator_parsers::tests::test_parse_division_operator ... ok
[INFO] [stdout] test operator_parsers::tests::test_parse_subtraction_operator ... ok
[INFO] [stdout] test program_parsers::tests::test_parse_program ... ok
[INFO] [stdout] test operand_parsers::tests::test_parse_integer ... ok
[INFO] [stdout] test operand_parsers::tests::test_parse_operand ... ok
[INFO] [stdout] test operator_parsers::tests::test_parse_operator ... ok
[INFO] [stdout] test operator_parsers::tests::test_parse_addition_operator ... ok
[INFO] [stdout] test visitor::tests::test_visit_addition_token ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "822a04d29dd79737cdb566d2bf9db89783548566c0a93f888e831f4edab07ead", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "822a04d29dd79737cdb566d2bf9db89783548566c0a93f888e831f4edab07ead", kill_on_drop: false }`
[INFO] [stdout] 822a04d29dd79737cdb566d2bf9db89783548566c0a93f888e831f4edab07ead