[INFO] cloning repository https://github.com/jrvidal/r5.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jrvidal/r5.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrvidal%2Fr5.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrvidal%2Fr5.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae715768cf6c46ab228ede11aaddbb7f8f428260
[INFO] checking jrvidal/r5.rs against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrvidal%2Fr5.rs" "/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/jrvidal/r5.rs on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jrvidal/r5.rs
[INFO] finished tweaking git repo https://github.com/jrvidal/r5.rs
[INFO] tweaked toml for git repo https://github.com/jrvidal/r5.rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/jrvidal/r5.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 332055b852602647b1b19a7da100b32605251565e45c20e5cd2946b40e2f27e5
[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" "332055b852602647b1b19a7da100b32605251565e45c20e5cd2946b40e2f27e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "332055b852602647b1b19a7da100b32605251565e45c20e5cd2946b40e2f27e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "332055b852602647b1b19a7da100b32605251565e45c20e5cd2946b40e2f27e5", kill_on_drop: false }`
[INFO] [stdout] 332055b852602647b1b19a7da100b32605251565e45c20e5cd2946b40e2f27e5
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c8876a30af7c630382a32a1a0c9d7bb71cf4c453c9e07a30ca2b891f5a80970
[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" "1c8876a30af7c630382a32a1a0c9d7bb71cf4c453c9e07a30ca2b891f5a80970", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]     Checking termcolor v0.3.6
[INFO] [stderr]     Checking gc v0.3.2
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]     Checking regex-syntax v0.6.0
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking rustyline v1.0.0
[INFO] [stderr]     Checking env_logger v0.5.10
[INFO] [stderr]     Checking r5rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/compiler/mod.rs:771:20
[INFO] [stdout]     |
[INFO] [stdout] 771 | ) -> Result<Option<(Vec<Instruction>)>, CompilerError> {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/number/mod.rs:622:21
[INFO] [stdout]     |
[INFO] [stdout] 622 |             Some('0'...'9') | Some('a'...'f') | Some('s') | Some('l') => if pounds == 0
[INFO] [stdout]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/number/mod.rs:622:39
[INFO] [stdout]     |
[INFO] [stdout] 622 |             Some('0'...'9') | Some('a'...'f') | Some('s') | Some('l') => if pounds == 0
[INFO] [stdout]     |                                       ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/number/mod.rs:579:20
[INFO] [stdout]     |
[INFO] [stdout] 579 |                 'a'...'f' if !$decimal && $radix == 16 => true,
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] ...
[INFO] [stdout] 623 |                 && is_valid_digit!(peek.unwrap(), radix, num_type == Number::Dec)
[INFO] [stdout]     |                    -------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `is_valid_digit` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/number/mod.rs:581:20
[INFO] [stdout]     |
[INFO] [stdout] 581 |                 '2'...'7' if $radix >= 8 => true,
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] ...
[INFO] [stdout] 623 |                 && is_valid_digit!(peek.unwrap(), radix, num_type == Number::Dec)
[INFO] [stdout]     |                    -------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `is_valid_digit` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/macros.rs:27:16
[INFO] [stdout]     |
[INFO] [stdout] 27  |             '0'...'9' => true,
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/number/mod.rs:686:24
[INFO] [stdout]     |
[INFO] [stdout] 686 |             Some(x) if is_digit!(x) => {
[INFO] [stdout]     |                        ------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `is_digit` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/token.rs:128:28
[INFO] [stdout]     |
[INFO] [stdout] 128 |                 | (Some('0'...'9'), _)
[INFO] [stdout]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/token.rs:129:39
[INFO] [stdout]     |
[INFO] [stdout] 129 |                 | (Some('+'), Some('0'...'9'))
[INFO] [stdout]     |                                       ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/token.rs:130:39
[INFO] [stdout]     |
[INFO] [stdout] 130 |                 | (Some('-'), Some('0'...'9'))
[INFO] [stdout]     |                                       ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/token.rs:131:39
[INFO] [stdout]     |
[INFO] [stdout] 131 |                 | (Some('.'), Some('0'...'9')) => match NumberToken::parse(stream) {
[INFO] [stdout]     |                                       ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/helpers.rs:50:28
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ok_some!($x);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:132:31
[INFO] [stdout]     |
[INFO] [stdout] 132 |                     Ok(nt) => ret_val!(Token::Number(nt)),
[INFO] [stdout]     |                               --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[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 `ret_val` (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/helpers.rs:50:28
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ok_some!($x);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:162:28
[INFO] [stdout]     |
[INFO] [stdout] 162 |                     '(' => ret_val!(Token::Open),
[INFO] [stdout]     |                            --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `ret_val` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/helpers.rs:50:28
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ok_some!($x);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:163:28
[INFO] [stdout]     |
[INFO] [stdout] 163 |                     ')' => ret_val!(Token::Close),
[INFO] [stdout]     |                            ---------------------- in this macro invocation
[INFO] [stdout]     |
[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 `ret_val` (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/helpers.rs:50:28
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ok_some!($x);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:164:28
[INFO] [stdout]     |
[INFO] [stdout] 164 |                     '`' => ret_val!(Token::BackQuote),
[INFO] [stdout]     |                            -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `ret_val` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/helpers.rs:50:28
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ok_some!($x);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:165:29
[INFO] [stdout]     |
[INFO] [stdout] 165 |                     '\'' => ret_val!(Token::SingleQuote),
[INFO] [stdout]     |                             ---------------------------- in this macro invocation
[INFO] [stdout]     |
[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 `ret_val` (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/helpers.rs:50:28
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ok_some!($x);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:173:55
[INFO] [stdout]     |
[INFO] [stdout] 173 |                         (x, _) if is_delimiter!(x) => ret_val!(Token::Dot),
[INFO] [stdout]     |                                                       -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `ret_val` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/helpers.rs:50:28
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ok_some!($x);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:197:33
[INFO] [stdout]     |
[INFO] [stdout] 197 | ...                   ret_val!(Token::Character(next.unwrap()))
[INFO] [stdout]     |                       ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[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: 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 `ret_val`
[INFO] [stdout]     = note: this warning originates in the macro `ret_val` (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/helpers.rs:50:28
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ok_some!($x);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:205:25
[INFO] [stdout]     |
[INFO] [stdout] 205 |                         ret_val!(Token::Identifier(c.to_string()))
[INFO] [stdout]     |                         ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]     = note: to ignore the value produced by the macro, add a semicolon after the invocation of `ret_val`
[INFO] [stdout]     = note: this warning originates in the macro `ret_val` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/helpers.rs:50:28
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ok_some!($x);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:212:29
[INFO] [stdout]     |
[INFO] [stdout] 212 | ...                   ret_val!(Token::CommaAt)
[INFO] [stdout]     |                       ------------------------ in this macro invocation
[INFO] [stdout]     |
[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: 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 `ret_val`
[INFO] [stdout]     = note: this warning originates in the macro `ret_val` (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/helpers.rs:50:28
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ok_some!($x);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:214:30
[INFO] [stdout]     |
[INFO] [stdout] 214 |                         _ => ret_val!(Token::Comma),
[INFO] [stdout]     |                              ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `ret_val` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/helpers.rs:50:28
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ok_some!($x);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:222:30
[INFO] [stdout]     |
[INFO] [stdout] 222 |                         _ => ret_val!(Token::Identifier(d.to_string())),
[INFO] [stdout]     |                              ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[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 `ret_val` (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/helpers.rs:50:28
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ok_some!($x);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:261:24
[INFO] [stdout]     |
[INFO] [stdout] 261 |                 '"' => ret_val!(Token::String(string_buf.clone())),
[INFO] [stdout]     |                        ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `ret_val` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/helpers.rs:50:28
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ok_some!($x);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:276:26
[INFO] [stdout]     |
[INFO] [stdout] 276 |                     _ => ret_val!(Token::Identifier(string_buf.clone())),
[INFO] [stdout]     |                          ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[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 `ret_val` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/macros.rs:27:16
[INFO] [stdout]     |
[INFO] [stdout] 27  |             '0'...'9' => true,
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:290:22
[INFO] [stdout]     |
[INFO] [stdout] 290 |     is_initial(c) || is_digit!(c) || is_special_subsequent(c)
[INFO] [stdout]     |                      ------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `is_digit` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/token.rs:296:12
[INFO] [stdout]     |
[INFO] [stdout] 296 |         'a'...'z' => true,
[INFO] [stdout]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `NativeProcedure` is imported redundantly
[INFO] [stdout]    --> src/vm/value.rs:66:13
[INFO] [stdout]     |
[INFO] [stdout] 66  |           use self::NativeProcedure;
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 151 | / pub struct NativeProcedure {
[INFO] [stdout] 152 | |     pub(super) fun: NatFn,
[INFO] [stdout] 153 | |     pub(super) arity: (usize, bool),
[INFO] [stdout] 154 | | }
[INFO] [stdout]     | |_- the item `NativeProcedure` is already defined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/compiler/mod.rs:771:20
[INFO] [stdout]     |
[INFO] [stdout] 771 | ) -> Result<Option<(Vec<Instruction>)>, CompilerError> {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/number/mod.rs:622:21
[INFO] [stdout]     |
[INFO] [stdout] 622 |             Some('0'...'9') | Some('a'...'f') | Some('s') | Some('l') => if pounds == 0
[INFO] [stdout]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/number/mod.rs:622:39
[INFO] [stdout]     |
[INFO] [stdout] 622 |             Some('0'...'9') | Some('a'...'f') | Some('s') | Some('l') => if pounds == 0
[INFO] [stdout]     |                                       ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/number/mod.rs:579:20
[INFO] [stdout]     |
[INFO] [stdout] 579 |                 'a'...'f' if !$decimal && $radix == 16 => true,
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] ...
[INFO] [stdout] 623 |                 && is_valid_digit!(peek.unwrap(), radix, num_type == Number::Dec)
[INFO] [stdout]     |                    -------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `is_valid_digit` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/number/mod.rs:581:20
[INFO] [stdout]     |
[INFO] [stdout] 581 |                 '2'...'7' if $radix >= 8 => true,
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] ...
[INFO] [stdout] 623 |                 && is_valid_digit!(peek.unwrap(), radix, num_type == Number::Dec)
[INFO] [stdout]     |                    -------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `is_valid_digit` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/macros.rs:27:16
[INFO] [stdout]     |
[INFO] [stdout] 27  |             '0'...'9' => true,
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/number/mod.rs:686:24
[INFO] [stdout]     |
[INFO] [stdout] 686 |             Some(x) if is_digit!(x) => {
[INFO] [stdout]     |                        ------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `is_digit` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/token.rs:128:28
[INFO] [stdout]     |
[INFO] [stdout] 128 |                 | (Some('0'...'9'), _)
[INFO] [stdout]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/token.rs:129:39
[INFO] [stdout]     |
[INFO] [stdout] 129 |                 | (Some('+'), Some('0'...'9'))
[INFO] [stdout]     |                                       ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/token.rs:130:39
[INFO] [stdout]     |
[INFO] [stdout] 130 |                 | (Some('-'), Some('0'...'9'))
[INFO] [stdout]     |                                       ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/token.rs:131:39
[INFO] [stdout]     |
[INFO] [stdout] 131 |                 | (Some('.'), Some('0'...'9')) => match NumberToken::parse(stream) {
[INFO] [stdout]     |                                       ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/helpers.rs:50:28
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ok_some!($x);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:132:31
[INFO] [stdout]     |
[INFO] [stdout] 132 |                     Ok(nt) => ret_val!(Token::Number(nt)),
[INFO] [stdout]     |                               --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[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 `ret_val` (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/helpers.rs:50:28
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ok_some!($x);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:162:28
[INFO] [stdout]     |
[INFO] [stdout] 162 |                     '(' => ret_val!(Token::Open),
[INFO] [stdout]     |                            --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `ret_val` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/helpers.rs:50:28
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ok_some!($x);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:163:28
[INFO] [stdout]     |
[INFO] [stdout] 163 |                     ')' => ret_val!(Token::Close),
[INFO] [stdout]     |                            ---------------------- in this macro invocation
[INFO] [stdout]     |
[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 `ret_val` (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/helpers.rs:50:28
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ok_some!($x);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:164:28
[INFO] [stdout]     |
[INFO] [stdout] 164 |                     '`' => ret_val!(Token::BackQuote),
[INFO] [stdout]     |                            -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `ret_val` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/helpers.rs:50:28
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ok_some!($x);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:165:29
[INFO] [stdout]     |
[INFO] [stdout] 165 |                     '\'' => ret_val!(Token::SingleQuote),
[INFO] [stdout]     |                             ---------------------------- in this macro invocation
[INFO] [stdout]     |
[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 `ret_val` (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/helpers.rs:50:28
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ok_some!($x);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:173:55
[INFO] [stdout]     |
[INFO] [stdout] 173 |                         (x, _) if is_delimiter!(x) => ret_val!(Token::Dot),
[INFO] [stdout]     |                                                       -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `ret_val` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/helpers.rs:50:28
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ok_some!($x);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:197:33
[INFO] [stdout]     |
[INFO] [stdout] 197 | ...                   ret_val!(Token::Character(next.unwrap()))
[INFO] [stdout]     |                       ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[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: 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 `ret_val`
[INFO] [stdout]     = note: this warning originates in the macro `ret_val` (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/helpers.rs:50:28
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ok_some!($x);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:205:25
[INFO] [stdout]     |
[INFO] [stdout] 205 |                         ret_val!(Token::Identifier(c.to_string()))
[INFO] [stdout]     |                         ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]     = note: to ignore the value produced by the macro, add a semicolon after the invocation of `ret_val`
[INFO] [stdout]     = note: this warning originates in the macro `ret_val` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/helpers.rs:50:28
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ok_some!($x);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:212:29
[INFO] [stdout]     |
[INFO] [stdout] 212 | ...                   ret_val!(Token::CommaAt)
[INFO] [stdout]     |                       ------------------------ in this macro invocation
[INFO] [stdout]     |
[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: 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 `ret_val`
[INFO] [stdout]     = note: this warning originates in the macro `ret_val` (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/helpers.rs:50:28
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ok_some!($x);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:214:30
[INFO] [stdout]     |
[INFO] [stdout] 214 |                         _ => ret_val!(Token::Comma),
[INFO] [stdout]     |                              ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `ret_val` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/helpers.rs:50:28
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ok_some!($x);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:222:30
[INFO] [stdout]     |
[INFO] [stdout] 222 |                         _ => ret_val!(Token::Identifier(d.to_string())),
[INFO] [stdout]     |                              ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[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 `ret_val` (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/helpers.rs:50:28
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ok_some!($x);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:261:24
[INFO] [stdout]     |
[INFO] [stdout] 261 |                 '"' => ret_val!(Token::String(string_buf.clone())),
[INFO] [stdout]     |                        ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `ret_val` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/helpers.rs:50:28
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ok_some!($x);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:276:26
[INFO] [stdout]     |
[INFO] [stdout] 276 |                     _ => ret_val!(Token::Identifier(string_buf.clone())),
[INFO] [stdout]     |                          ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[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 `ret_val` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/macros.rs:27:16
[INFO] [stdout]     |
[INFO] [stdout] 27  |             '0'...'9' => true,
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lexer/token.rs:290:22
[INFO] [stdout]     |
[INFO] [stdout] 290 |     is_initial(c) || is_digit!(c) || is_special_subsequent(c)
[INFO] [stdout]     |                      ------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `is_digit` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/token.rs:296:12
[INFO] [stdout]     |
[INFO] [stdout] 296 |         'a'...'z' => true,
[INFO] [stdout]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `NativeProcedure` is imported redundantly
[INFO] [stdout]    --> src/vm/value.rs:66:13
[INFO] [stdout]     |
[INFO] [stdout] 66  |           use self::NativeProcedure;
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 151 | / pub struct NativeProcedure {
[INFO] [stdout] 152 | |     pub(super) fun: NatFn,
[INFO] [stdout] 153 | |     pub(super) arity: (usize, bool),
[INFO] [stdout] 154 | | }
[INFO] [stdout]     | |_- the item `NativeProcedure` is already defined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.42s
[INFO] running `Command { std: "docker" "inspect" "1c8876a30af7c630382a32a1a0c9d7bb71cf4c453c9e07a30ca2b891f5a80970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c8876a30af7c630382a32a1a0c9d7bb71cf4c453c9e07a30ca2b891f5a80970", kill_on_drop: false }`
[INFO] [stdout] 1c8876a30af7c630382a32a1a0c9d7bb71cf4c453c9e07a30ca2b891f5a80970