[INFO] cloning repository https://github.com/drewchandler/rust-lisp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/drewchandler/rust-lisp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrewchandler%2Frust-lisp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrewchandler%2Frust-lisp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c63840e141a8ff4f6a3aa5c45ef39f0cd00fda91
[INFO] checking drewchandler/rust-lisp against 79c0559184f27f4433a6fbc260b950d06d4a4889 for pr-162233-crater-rollup
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrewchandler%2Frust-lisp" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/drewchandler/rust-lisp
[INFO] finished tweaking git repo https://github.com/drewchandler/rust-lisp
[INFO] tweaked toml for git repo https://github.com/drewchandler/rust-lisp written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/drewchandler/rust-lisp on toolchain 79c0559184f27f4433a6fbc260b950d06d4a4889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/drewchandler/rust-lisp 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" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `rust-lisp` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking drewchandler/rust-lisp against 79c0559184f27f4433a6fbc260b950d06d4a4889 for pr-162233-crater-rollup
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrewchandler%2Frust-lisp" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/drewchandler/rust-lisp
[INFO] finished tweaking git repo https://github.com/drewchandler/rust-lisp
[INFO] tweaked toml for git repo https://github.com/drewchandler/rust-lisp written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/drewchandler/rust-lisp on toolchain 79c0559184f27f4433a6fbc260b950d06d4a4889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/drewchandler/rust-lisp 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" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `rust-lisp` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-width v0.1.3
[INFO] [stderr]   Downloaded encode_unicode v0.1.3
[INFO] [stderr]   Downloaded libc v0.2.13
[INFO] [stderr]   Downloaded nom v1.2.3
[INFO] [stderr]   Downloaded rustyline v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 112fbd7757f9d9e2e08083332f27bcfaa3a76dce53ccdca4b84eb2114c8b3062
[INFO] running `Command { std: "docker" "start" "112fbd7757f9d9e2e08083332f27bcfaa3a76dce53ccdca4b84eb2114c8b3062", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "112fbd7757f9d9e2e08083332f27bcfaa3a76dce53ccdca4b84eb2114c8b3062", 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" "112fbd7757f9d9e2e08083332f27bcfaa3a76dce53ccdca4b84eb2114c8b3062" "/opt/rustwide/cargo-home/bin/cargo" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "112fbd7757f9d9e2e08083332f27bcfaa3a76dce53ccdca4b84eb2114c8b3062", 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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "112fbd7757f9d9e2e08083332f27bcfaa3a76dce53ccdca4b84eb2114c8b3062" "/opt/rustwide/cargo-home/bin/cargo" "+79c0559184f27f4433a6fbc260b950d06d4a4889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `rust-lisp` (manifest) generated 1 warning
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking libc v0.2.13
[INFO] [stderr]     Checking encode_unicode v0.1.3
[INFO] [stderr]     Checking unicode-width v0.1.3
[INFO] [stderr]     Checking nom v1.2.3
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking rustyline v0.2.3
[INFO] [stderr]     Checking rust-lisp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sexp.rs:111:17
[INFO] [stdout]     |
[INFO] [stdout] 111 |                 try!(write!(f, "("));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sexp.rs:116:21
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     try!(write!(f, "{}", s));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sexp.rs:114:25
[INFO] [stdout]     |
[INFO] [stdout] 114 |                         try!(write!(f, " "));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sexp.rs:142:16
[INFO] [stdout]     |
[INFO] [stdout] 142 |     let name = try!(extract_value!(v[1], Sexp::Symbol, "{} is not a legal info name"));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sexp.rs:143:17
[INFO] [stdout]     |
[INFO] [stdout] 143 |     let value = try!(v[2].eval(&env));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sexp.rs:150:16
[INFO] [stdout]     |
[INFO] [stdout] 150 |     let name = try!(extract_value!(v[1], Sexp::Symbol));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sexp.rs:151:18
[INFO] [stdout]     |
[INFO] [stdout] 151 |     let params = try!(extract_values!(v[2], Sexp::Symbol));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sexp.rs:160:23
[INFO] [stdout]     |
[INFO] [stdout] 160 |     let conditional = try!(v[1].eval(&env));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]  --> src/parser.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | named!(pub sexp<Sexp>, alt_complete!(number | string | symbol | list));
[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_complete`
[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_complete` 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/parser.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | named!(pub sexp<Sexp>, alt_complete!(number | string | symbol | list));
[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_complete`
[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_complete` 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/parser.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | named!(pub sexp<Sexp>, alt_complete!(number | string | symbol | list));
[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_complete`
[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_complete` 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/parser.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | named!(pub sexp<Sexp>, alt_complete!(number | string | symbol | list));
[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_complete`
[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_complete` 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/parser.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | named!(digits, take_while1!(is_digit));
[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 `take_while1`
[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 `take_while1` 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/parser.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / named!(integer_with_fractional,
[INFO] [stdout] 12 | |     recognize!(chain!(
[INFO] [stdout] 13 | |         opt!(sign) ~
[INFO] [stdout] 14 | |         digits ~
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | | ));
[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 `opt`
[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 `opt` 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/parser.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / named!(integer_with_fractional,
[INFO] [stdout] 12 | |     recognize!(chain!(
[INFO] [stdout] 13 | |         opt!(sign) ~
[INFO] [stdout] 14 | |         digits ~
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | | ));
[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 `chaining_parser`
[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 `chaining_parser` 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/parser.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / named!(integer_with_fractional,
[INFO] [stdout] 12 | |     recognize!(chain!(
[INFO] [stdout] 13 | |         opt!(sign) ~
[INFO] [stdout] 14 | |         digits ~
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | | ));
[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 `opt`
[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 `opt` 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/parser.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | / named!(fractional,
[INFO] [stdout] 22 | |     recognize!(chain!(
[INFO] [stdout] 23 | |         opt!(sign) ~
[INFO] [stdout] 24 | |         tag!(".") ~
[INFO] [stdout] ...  |
[INFO] [stdout] 28 | | ));
[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 `opt`
[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 `opt` 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/parser.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | / named!(fractional,
[INFO] [stdout] 22 | |     recognize!(chain!(
[INFO] [stdout] 23 | |         opt!(sign) ~
[INFO] [stdout] 24 | |         tag!(".") ~
[INFO] [stdout] ...  |
[INFO] [stdout] 28 | | ));
[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 `chaining_parser`
[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 `chaining_parser` 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/parser.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | / named!(integer,
[INFO] [stdout] 31 | |     recognize!(chain!(
[INFO] [stdout] 32 | |         opt!(sign) ~
[INFO] [stdout] 33 | |         digits,
[INFO] [stdout] ...  |
[INFO] [stdout] 36 | | ));
[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 `opt`
[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 `opt` 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/parser.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | / named!(integer,
[INFO] [stdout] 31 | |     recognize!(chain!(
[INFO] [stdout] 32 | |         opt!(sign) ~
[INFO] [stdout] 33 | |         digits,
[INFO] [stdout] ...  |
[INFO] [stdout] 36 | | ));
[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 `chaining_parser`
[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 `chaining_parser` 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/parser.rs:38:1
[INFO] [stdout]    |
[INFO] [stdout] 38 | / named!(float<f64>, map_res!(
[INFO] [stdout] 39 | |     map_res!(
[INFO] [stdout] 40 | |         alt_complete!(
[INFO] [stdout] 41 | |             integer_with_fractional |
[INFO] [stdout] ...  |
[INFO] [stdout] 47 | |     FromStr::from_str
[INFO] [stdout] 48 | | ));
[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 `map_res`
[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 `map_res` 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/parser.rs:38:1
[INFO] [stdout]    |
[INFO] [stdout] 38 | / named!(float<f64>, map_res!(
[INFO] [stdout] 39 | |     map_res!(
[INFO] [stdout] 40 | |         alt_complete!(
[INFO] [stdout] 41 | |             integer_with_fractional |
[INFO] [stdout] ...  |
[INFO] [stdout] 47 | |     FromStr::from_str
[INFO] [stdout] 48 | | ));
[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 `map_res`
[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 `map_res` 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/parser.rs:38:1
[INFO] [stdout]    |
[INFO] [stdout] 38 | / named!(float<f64>, map_res!(
[INFO] [stdout] 39 | |     map_res!(
[INFO] [stdout] 40 | |         alt_complete!(
[INFO] [stdout] 41 | |             integer_with_fractional |
[INFO] [stdout] ...  |
[INFO] [stdout] 47 | |     FromStr::from_str
[INFO] [stdout] 48 | | ));
[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_complete`
[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_complete` 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/parser.rs:38:1
[INFO] [stdout]    |
[INFO] [stdout] 38 | / named!(float<f64>, map_res!(
[INFO] [stdout] 39 | |     map_res!(
[INFO] [stdout] 40 | |         alt_complete!(
[INFO] [stdout] 41 | |             integer_with_fractional |
[INFO] [stdout] ...  |
[INFO] [stdout] 47 | |     FromStr::from_str
[INFO] [stdout] 48 | | ));
[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_complete`
[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_complete` 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/parser.rs:38:1
[INFO] [stdout]    |
[INFO] [stdout] 38 | / named!(float<f64>, map_res!(
[INFO] [stdout] 39 | |     map_res!(
[INFO] [stdout] 40 | |         alt_complete!(
[INFO] [stdout] 41 | |             integer_with_fractional |
[INFO] [stdout] ...  |
[INFO] [stdout] 47 | |     FromStr::from_str
[INFO] [stdout] 48 | | ));
[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_complete`
[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_complete` 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/parser.rs:50:1
[INFO] [stdout]    |
[INFO] [stdout] 50 | / named!(number<Sexp>, map!(
[INFO] [stdout] 51 | |     float,
[INFO] [stdout] 52 | |     Sexp::Number
[INFO] [stdout] 53 | | ));
[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 `map`
[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 `map` 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/parser.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | / named!(string<Sexp>, map!(
[INFO] [stdout] 60 | |     map_res!(
[INFO] [stdout] 61 | |         delimited!(
[INFO] [stdout] 62 | |             char!('"'),
[INFO] [stdout] ...  |
[INFO] [stdout] 68 | |     |s| Sexp::String(String::from_str(s).unwrap())
[INFO] [stdout] 69 | | ));
[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 `map`
[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 `map` 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/parser.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | / named!(string<Sexp>, map!(
[INFO] [stdout] 60 | |     map_res!(
[INFO] [stdout] 61 | |         delimited!(
[INFO] [stdout] 62 | |             char!('"'),
[INFO] [stdout] ...  |
[INFO] [stdout] 68 | |     |s| Sexp::String(String::from_str(s).unwrap())
[INFO] [stdout] 69 | | ));
[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 `map_res`
[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 `map_res` 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/parser.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | / named!(string<Sexp>, map!(
[INFO] [stdout] 60 | |     map_res!(
[INFO] [stdout] 61 | |         delimited!(
[INFO] [stdout] 62 | |             char!('"'),
[INFO] [stdout] ...  |
[INFO] [stdout] 68 | |     |s| Sexp::String(String::from_str(s).unwrap())
[INFO] [stdout] 69 | | ));
[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_parser`
[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_parser` 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/parser.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | / named!(string<Sexp>, map!(
[INFO] [stdout] 60 | |     map_res!(
[INFO] [stdout] 61 | |         delimited!(
[INFO] [stdout] 62 | |             char!('"'),
[INFO] [stdout] ...  |
[INFO] [stdout] 68 | |     |s| Sexp::String(String::from_str(s).unwrap())
[INFO] [stdout] 69 | | ));
[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_parser`
[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_parser` 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/parser.rs:79:1
[INFO] [stdout]    |
[INFO] [stdout] 79 | named!(extended_alphanumeric, take_while1!(is_extended_alphanumeric));
[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 `take_while1`
[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 `take_while1` 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/parser.rs:81:1
[INFO] [stdout]    |
[INFO] [stdout] 81 | / named!(symbol<Sexp>, map!(
[INFO] [stdout] 82 | |     map_res!(
[INFO] [stdout] 83 | |         extended_alphanumeric,
[INFO] [stdout] 84 | |         str::from_utf8
[INFO] [stdout] 85 | |     ),
[INFO] [stdout] 86 | |     |s| Sexp::Symbol(String::from_str(s).unwrap())
[INFO] [stdout] 87 | | ));
[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 `map`
[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 `map` 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/parser.rs:81:1
[INFO] [stdout]    |
[INFO] [stdout] 81 | / named!(symbol<Sexp>, map!(
[INFO] [stdout] 82 | |     map_res!(
[INFO] [stdout] 83 | |         extended_alphanumeric,
[INFO] [stdout] 84 | |         str::from_utf8
[INFO] [stdout] 85 | |     ),
[INFO] [stdout] 86 | |     |s| Sexp::Symbol(String::from_str(s).unwrap())
[INFO] [stdout] 87 | | ));
[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 `map_res`
[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 `map_res` 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/parser.rs:89:1
[INFO] [stdout]    |
[INFO] [stdout] 89 | / named!(list<Sexp>, map!(
[INFO] [stdout] 90 | |     delimited!(
[INFO] [stdout] 91 | |         preceded!(char!('('), opt!(multispace)),
[INFO] [stdout] 92 | |         separated_list!(multispace, sexp),
[INFO] [stdout] ...  |
[INFO] [stdout] 95 | |     |sexps| Sexp::List(sexps)
[INFO] [stdout] 96 | | ));
[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 `map`
[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 `map` 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/parser.rs:89:1
[INFO] [stdout]    |
[INFO] [stdout] 89 | / named!(list<Sexp>, map!(
[INFO] [stdout] 90 | |     delimited!(
[INFO] [stdout] 91 | |         preceded!(char!('('), opt!(multispace)),
[INFO] [stdout] 92 | |         separated_list!(multispace, sexp),
[INFO] [stdout] ...  |
[INFO] [stdout] 95 | |     |sexps| Sexp::List(sexps)
[INFO] [stdout] 96 | | ));
[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 `opt`
[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 `opt` 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/parser.rs:89:1
[INFO] [stdout]    |
[INFO] [stdout] 89 | / named!(list<Sexp>, map!(
[INFO] [stdout] 90 | |     delimited!(
[INFO] [stdout] 91 | |         preceded!(char!('('), opt!(multispace)),
[INFO] [stdout] 92 | |         separated_list!(multispace, sexp),
[INFO] [stdout] ...  |
[INFO] [stdout] 95 | |     |sexps| Sexp::List(sexps)
[INFO] [stdout] 96 | | ));
[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 `separated_list`
[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 `separated_list` 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/parser.rs:89:1
[INFO] [stdout]    |
[INFO] [stdout] 89 | / named!(list<Sexp>, map!(
[INFO] [stdout] 90 | |     delimited!(
[INFO] [stdout] 91 | |         preceded!(char!('('), opt!(multispace)),
[INFO] [stdout] 92 | |         separated_list!(multispace, sexp),
[INFO] [stdout] ...  |
[INFO] [stdout] 95 | |     |sexps| Sexp::List(sexps)
[INFO] [stdout] 96 | | ));
[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 `opt`
[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 `opt` 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: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sexp.rs:111:17
[INFO] [stdout]     |
[INFO] [stdout] 111 |                 try!(write!(f, "("));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sexp.rs:116:21
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     try!(write!(f, "{}", s));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sexp.rs:114:25
[INFO] [stdout]     |
[INFO] [stdout] 114 |                         try!(write!(f, " "));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sexp.rs:142:16
[INFO] [stdout]     |
[INFO] [stdout] 142 |     let name = try!(extract_value!(v[1], Sexp::Symbol, "{} is not a legal info name"));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sexp.rs:143:17
[INFO] [stdout]     |
[INFO] [stdout] 143 |     let value = try!(v[2].eval(&env));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sexp.rs:150:16
[INFO] [stdout]     |
[INFO] [stdout] 150 |     let name = try!(extract_value!(v[1], Sexp::Symbol));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sexp.rs:151:18
[INFO] [stdout]     |
[INFO] [stdout] 151 |     let params = try!(extract_values!(v[2], Sexp::Symbol));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sexp.rs:160:23
[INFO] [stdout]     |
[INFO] [stdout] 160 |     let conditional = try!(v[1].eval(&env));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]  --> src/parser.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | named!(pub sexp<Sexp>, alt_complete!(number | string | symbol | list));
[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_complete`
[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_complete` 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/parser.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | named!(pub sexp<Sexp>, alt_complete!(number | string | symbol | list));
[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_complete`
[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_complete` 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/parser.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | named!(pub sexp<Sexp>, alt_complete!(number | string | symbol | list));
[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_complete`
[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_complete` 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/parser.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | named!(pub sexp<Sexp>, alt_complete!(number | string | symbol | list));
[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_complete`
[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_complete` 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/parser.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | named!(digits, take_while1!(is_digit));
[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 `take_while1`
[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 `take_while1` 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/parser.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / named!(integer_with_fractional,
[INFO] [stdout] 12 | |     recognize!(chain!(
[INFO] [stdout] 13 | |         opt!(sign) ~
[INFO] [stdout] 14 | |         digits ~
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | | ));
[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 `opt`
[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 `opt` 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/parser.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / named!(integer_with_fractional,
[INFO] [stdout] 12 | |     recognize!(chain!(
[INFO] [stdout] 13 | |         opt!(sign) ~
[INFO] [stdout] 14 | |         digits ~
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | | ));
[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 `chaining_parser`
[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 `chaining_parser` 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/parser.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / named!(integer_with_fractional,
[INFO] [stdout] 12 | |     recognize!(chain!(
[INFO] [stdout] 13 | |         opt!(sign) ~
[INFO] [stdout] 14 | |         digits ~
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | | ));
[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 `opt`
[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 `opt` 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/parser.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | / named!(fractional,
[INFO] [stdout] 22 | |     recognize!(chain!(
[INFO] [stdout] 23 | |         opt!(sign) ~
[INFO] [stdout] 24 | |         tag!(".") ~
[INFO] [stdout] ...  |
[INFO] [stdout] 28 | | ));
[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 `opt`
[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 `opt` 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/parser.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | / named!(fractional,
[INFO] [stdout] 22 | |     recognize!(chain!(
[INFO] [stdout] 23 | |         opt!(sign) ~
[INFO] [stdout] 24 | |         tag!(".") ~
[INFO] [stdout] ...  |
[INFO] [stdout] 28 | | ));
[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 `chaining_parser`
[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 `chaining_parser` 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/parser.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | / named!(integer,
[INFO] [stdout] 31 | |     recognize!(chain!(
[INFO] [stdout] 32 | |         opt!(sign) ~
[INFO] [stdout] 33 | |         digits,
[INFO] [stdout] ...  |
[INFO] [stdout] 36 | | ));
[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 `opt`
[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 `opt` 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/parser.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | / named!(integer,
[INFO] [stdout] 31 | |     recognize!(chain!(
[INFO] [stdout] 32 | |         opt!(sign) ~
[INFO] [stdout] 33 | |         digits,
[INFO] [stdout] ...  |
[INFO] [stdout] 36 | | ));
[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 `chaining_parser`
[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 `chaining_parser` 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/parser.rs:38:1
[INFO] [stdout]    |
[INFO] [stdout] 38 | / named!(float<f64>, map_res!(
[INFO] [stdout] 39 | |     map_res!(
[INFO] [stdout] 40 | |         alt_complete!(
[INFO] [stdout] 41 | |             integer_with_fractional |
[INFO] [stdout] ...  |
[INFO] [stdout] 47 | |     FromStr::from_str
[INFO] [stdout] 48 | | ));
[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 `map_res`
[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 `map_res` 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/parser.rs:38:1
[INFO] [stdout]    |
[INFO] [stdout] 38 | / named!(float<f64>, map_res!(
[INFO] [stdout] 39 | |     map_res!(
[INFO] [stdout] 40 | |         alt_complete!(
[INFO] [stdout] 41 | |             integer_with_fractional |
[INFO] [stdout] ...  |
[INFO] [stdout] 47 | |     FromStr::from_str
[INFO] [stdout] 48 | | ));
[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 `map_res`
[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 `map_res` 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/parser.rs:38:1
[INFO] [stdout]    |
[INFO] [stdout] 38 | / named!(float<f64>, map_res!(
[INFO] [stdout] 39 | |     map_res!(
[INFO] [stdout] 40 | |         alt_complete!(
[INFO] [stdout] 41 | |             integer_with_fractional |
[INFO] [stdout] ...  |
[INFO] [stdout] 47 | |     FromStr::from_str
[INFO] [stdout] 48 | | ));
[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_complete`
[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_complete` 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/parser.rs:38:1
[INFO] [stdout]    |
[INFO] [stdout] 38 | / named!(float<f64>, map_res!(
[INFO] [stdout] 39 | |     map_res!(
[INFO] [stdout] 40 | |         alt_complete!(
[INFO] [stdout] 41 | |             integer_with_fractional |
[INFO] [stdout] ...  |
[INFO] [stdout] 47 | |     FromStr::from_str
[INFO] [stdout] 48 | | ));
[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_complete`
[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_complete` 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/parser.rs:38:1
[INFO] [stdout]    |
[INFO] [stdout] 38 | / named!(float<f64>, map_res!(
[INFO] [stdout] 39 | |     map_res!(
[INFO] [stdout] 40 | |         alt_complete!(
[INFO] [stdout] 41 | |             integer_with_fractional |
[INFO] [stdout] ...  |
[INFO] [stdout] 47 | |     FromStr::from_str
[INFO] [stdout] 48 | | ));
[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_complete`
[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_complete` 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/parser.rs:50:1
[INFO] [stdout]    |
[INFO] [stdout] 50 | / named!(number<Sexp>, map!(
[INFO] [stdout] 51 | |     float,
[INFO] [stdout] 52 | |     Sexp::Number
[INFO] [stdout] 53 | | ));
[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 `map`
[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 `map` 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/parser.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | / named!(string<Sexp>, map!(
[INFO] [stdout] 60 | |     map_res!(
[INFO] [stdout] 61 | |         delimited!(
[INFO] [stdout] 62 | |             char!('"'),
[INFO] [stdout] ...  |
[INFO] [stdout] 68 | |     |s| Sexp::String(String::from_str(s).unwrap())
[INFO] [stdout] 69 | | ));
[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 `map`
[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 `map` 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/parser.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | / named!(string<Sexp>, map!(
[INFO] [stdout] 60 | |     map_res!(
[INFO] [stdout] 61 | |         delimited!(
[INFO] [stdout] 62 | |             char!('"'),
[INFO] [stdout] ...  |
[INFO] [stdout] 68 | |     |s| Sexp::String(String::from_str(s).unwrap())
[INFO] [stdout] 69 | | ));
[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 `map_res`
[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 `map_res` 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/parser.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | / named!(string<Sexp>, map!(
[INFO] [stdout] 60 | |     map_res!(
[INFO] [stdout] 61 | |         delimited!(
[INFO] [stdout] 62 | |             char!('"'),
[INFO] [stdout] ...  |
[INFO] [stdout] 68 | |     |s| Sexp::String(String::from_str(s).unwrap())
[INFO] [stdout] 69 | | ));
[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_parser`
[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_parser` 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/parser.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | / named!(string<Sexp>, map!(
[INFO] [stdout] 60 | |     map_res!(
[INFO] [stdout] 61 | |         delimited!(
[INFO] [stdout] 62 | |             char!('"'),
[INFO] [stdout] ...  |
[INFO] [stdout] 68 | |     |s| Sexp::String(String::from_str(s).unwrap())
[INFO] [stdout] 69 | | ));
[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_parser`
[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_parser` 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/parser.rs:79:1
[INFO] [stdout]    |
[INFO] [stdout] 79 | named!(extended_alphanumeric, take_while1!(is_extended_alphanumeric));
[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 `take_while1`
[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 `take_while1` 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/parser.rs:81:1
[INFO] [stdout]    |
[INFO] [stdout] 81 | / named!(symbol<Sexp>, map!(
[INFO] [stdout] 82 | |     map_res!(
[INFO] [stdout] 83 | |         extended_alphanumeric,
[INFO] [stdout] 84 | |         str::from_utf8
[INFO] [stdout] 85 | |     ),
[INFO] [stdout] 86 | |     |s| Sexp::Symbol(String::from_str(s).unwrap())
[INFO] [stdout] 87 | | ));
[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 `map`
[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 `map` 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/parser.rs:81:1
[INFO] [stdout]    |
[INFO] [stdout] 81 | / named!(symbol<Sexp>, map!(
[INFO] [stdout] 82 | |     map_res!(
[INFO] [stdout] 83 | |         extended_alphanumeric,
[INFO] [stdout] 84 | |         str::from_utf8
[INFO] [stdout] 85 | |     ),
[INFO] [stdout] 86 | |     |s| Sexp::Symbol(String::from_str(s).unwrap())
[INFO] [stdout] 87 | | ));
[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 `map_res`
[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 `map_res` 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/parser.rs:89:1
[INFO] [stdout]    |
[INFO] [stdout] 89 | / named!(list<Sexp>, map!(
[INFO] [stdout] 90 | |     delimited!(
[INFO] [stdout] 91 | |         preceded!(char!('('), opt!(multispace)),
[INFO] [stdout] 92 | |         separated_list!(multispace, sexp),
[INFO] [stdout] ...  |
[INFO] [stdout] 95 | |     |sexps| Sexp::List(sexps)
[INFO] [stdout] 96 | | ));
[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 `map`
[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 `map` 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/parser.rs:89:1
[INFO] [stdout]    |
[INFO] [stdout] 89 | / named!(list<Sexp>, map!(
[INFO] [stdout] 90 | |     delimited!(
[INFO] [stdout] 91 | |         preceded!(char!('('), opt!(multispace)),
[INFO] [stdout] 92 | |         separated_list!(multispace, sexp),
[INFO] [stdout] ...  |
[INFO] [stdout] 95 | |     |sexps| Sexp::List(sexps)
[INFO] [stdout] 96 | | ));
[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 `opt`
[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 `opt` 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/parser.rs:89:1
[INFO] [stdout]    |
[INFO] [stdout] 89 | / named!(list<Sexp>, map!(
[INFO] [stdout] 90 | |     delimited!(
[INFO] [stdout] 91 | |         preceded!(char!('('), opt!(multispace)),
[INFO] [stdout] 92 | |         separated_list!(multispace, sexp),
[INFO] [stdout] ...  |
[INFO] [stdout] 95 | |     |sexps| Sexp::List(sexps)
[INFO] [stdout] 96 | | ));
[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 `separated_list`
[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 `separated_list` 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/parser.rs:89:1
[INFO] [stdout]    |
[INFO] [stdout] 89 | / named!(list<Sexp>, map!(
[INFO] [stdout] 90 | |     delimited!(
[INFO] [stdout] 91 | |         preceded!(char!('('), opt!(multispace)),
[INFO] [stdout] 92 | |         separated_list!(multispace, sexp),
[INFO] [stdout] ...  |
[INFO] [stdout] 95 | |     |sexps| Sexp::List(sexps)
[INFO] [stdout] 96 | | ));
[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 `opt`
[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 `opt` 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: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]   --> src/sexp.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 45 | #[derive(PartialEq, Debug, Clone)]
[INFO] [stdout]    |          --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 51 |     BuiltInFunc(fn(Vec<Sexp>) -> SexpResult),
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the address of the same function can vary between different codegen units
[INFO] [stdout]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]    = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]   --> src/sexp.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 45 | #[derive(PartialEq, Debug, Clone)]
[INFO] [stdout]    |          --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 51 |     BuiltInFunc(fn(Vec<Sexp>) -> SexpResult),
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the address of the same function can vary between different codegen units
[INFO] [stdout]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]    = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.99s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.4.0, nom v1.2.3, rust-lisp 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 10`
[INFO] running `Command { std: "docker" "inspect" "112fbd7757f9d9e2e08083332f27bcfaa3a76dce53ccdca4b84eb2114c8b3062", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "112fbd7757f9d9e2e08083332f27bcfaa3a76dce53ccdca4b84eb2114c8b3062", kill_on_drop: false }`
[INFO] [stdout] 112fbd7757f9d9e2e08083332f27bcfaa3a76dce53ccdca4b84eb2114c8b3062
