[INFO] cloning repository https://github.com/IndianBoy42/Lispers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IndianBoy42/Lispers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIndianBoy42%2FLispers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIndianBoy42%2FLispers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2985358eaf24faf5182bbee5a6b7d33c534f92ca
[INFO] checking IndianBoy42/Lispers against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIndianBoy42%2FLispers" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/IndianBoy42/Lispers on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/IndianBoy42/Lispers
[INFO] finished tweaking git repo https://github.com/IndianBoy42/Lispers
[INFO] tweaked toml for git repo https://github.com/IndianBoy42/Lispers written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/IndianBoy42/Lispers 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" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c104608ce337f2c46c15a41281e994129c417b3739553a3305872ffc7f7f10f3
[INFO] running `Command { std: "docker" "start" "-a" "c104608ce337f2c46c15a41281e994129c417b3739553a3305872ffc7f7f10f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c104608ce337f2c46c15a41281e994129c417b3739553a3305872ffc7f7f10f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c104608ce337f2c46c15a41281e994129c417b3739553a3305872ffc7f7f10f3", kill_on_drop: false }`
[INFO] [stdout] c104608ce337f2c46c15a41281e994129c417b3739553a3305872ffc7f7f10f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4df36d688f507e331efc6363f431a0ffca086084b15a9b0427f980239aa38b4
[INFO] running `Command { std: "docker" "start" "-a" "c4df36d688f507e331efc6363f431a0ffca086084b15a9b0427f980239aa38b4", kill_on_drop: false }`
[INFO] [stderr]     Checking lispers v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `regex`
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate regex;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `regex`
[INFO] [stdout]  --> src/parser.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate regex;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$start:expr` is followed by `::`, which is not allowed for `expr` fragments
[INFO] [stdout]   --> src/init.rs:15:42
[INFO] [stdout]    |
[INFO] [stdout] 15 |     ( $ee:ident, $args:ident => $start:expr :: $acc:ident, $elem:ident => $fun:expr : $temp:ident => $wrap:expr ) => 
[INFO] [stdout]    |                                             ^^ not allowed after `expr` fragments
[INFO] [stdout]    |
[INFO] [stdout]    = note: allowed there are: `=>`, `,` or `;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$fun:expr` is followed by `:`, which is not allowed for `expr` fragments
[INFO] [stdout]   --> src/init.rs:15:82
[INFO] [stdout]    |
[INFO] [stdout] 15 |     ( $ee:ident, $args:ident => $start:expr :: $acc:ident, $elem:ident => $fun:expr : $temp:ident => $wrap:expr ) => 
[INFO] [stdout]    |                                                                                     ^ not allowed after `expr` fragments
[INFO] [stdout]    |
[INFO] [stdout]    = note: allowed there are: `=>`, `,` or `;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$fun:expr` is followed by `:`, which is not allowed for `expr` fragments
[INFO] [stdout]   --> src/init.rs:20:67
[INFO] [stdout]    |
[INFO] [stdout] 20 |     ( $ee:ident, $args:ident => $acc:ident, $elem:ident => $fun:expr : $temp:ident => $wrap:expr ) =>
[INFO] [stdout]    |                                                                      ^ not allowed after `expr` fragments
[INFO] [stdout]    |
[INFO] [stdout]    = note: allowed there are: `=>`, `,` or `;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$elem:expr` is followed by `:`, which is not allowed for `expr` fragments
[INFO] [stdout]   --> src/init.rs:38:14
[INFO] [stdout]    |
[INFO] [stdout] 38 |     ($elem:expr : $arg:pat => $then:expr) => (match $elem {
[INFO] [stdout]    |                 ^ not allowed after `expr` fragments
[INFO] [stdout]    |
[INFO] [stdout]    = note: allowed there are: `=>`, `,` or `;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `regex`
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate regex;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `regex`
[INFO] [stdout]  --> src/parser.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate regex;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$start:expr` is followed by `::`, which is not allowed for `expr` fragments
[INFO] [stdout]   --> src/init.rs:15:42
[INFO] [stdout]    |
[INFO] [stdout] 15 |     ( $ee:ident, $args:ident => $start:expr :: $acc:ident, $elem:ident => $fun:expr : $temp:ident => $wrap:expr ) => 
[INFO] [stdout]    |                                             ^^ not allowed after `expr` fragments
[INFO] [stdout]    |
[INFO] [stdout]    = note: allowed there are: `=>`, `,` or `;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$fun:expr` is followed by `:`, which is not allowed for `expr` fragments
[INFO] [stdout]   --> src/init.rs:15:82
[INFO] [stdout]    |
[INFO] [stdout] 15 |     ( $ee:ident, $args:ident => $start:expr :: $acc:ident, $elem:ident => $fun:expr : $temp:ident => $wrap:expr ) => 
[INFO] [stdout]    |                                                                                     ^ not allowed after `expr` fragments
[INFO] [stdout]    |
[INFO] [stdout]    = note: allowed there are: `=>`, `,` or `;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$fun:expr` is followed by `:`, which is not allowed for `expr` fragments
[INFO] [stdout]   --> src/init.rs:20:67
[INFO] [stdout]    |
[INFO] [stdout] 20 |     ( $ee:ident, $args:ident => $acc:ident, $elem:ident => $fun:expr : $temp:ident => $wrap:expr ) =>
[INFO] [stdout]    |                                                                      ^ not allowed after `expr` fragments
[INFO] [stdout]    |
[INFO] [stdout]    = note: allowed there are: `=>`, `,` or `;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$elem:expr` is followed by `:`, which is not allowed for `expr` fragments
[INFO] [stdout]   --> src/init.rs:38:14
[INFO] [stdout]    |
[INFO] [stdout] 38 |     ($elem:expr : $arg:pat => $then:expr) => (match $elem {
[INFO] [stdout]    |                 ^ not allowed after `expr` fragments
[INFO] [stdout]    |
[INFO] [stdout]    = note: allowed there are: `=>`, `,` or `;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/init.rs:6:58
[INFO] [stdout]    |
[INFO] [stdout] 6  |       ($ee:ident, $args:ident => $fun:expr) => (LispFunc::new(box |$ee, args| -> LispToken {
[INFO] [stdout]    |  _____________________________________________________________^
[INFO] [stdout] 7  | |         match args {
[INFO] [stdout] 8  | |             &LispToken::List(ref $args) => $fun,
[INFO] [stdout] 9  | |             _ => panic!("Invalid Argument Error")
[INFO] [stdout] 10 | |         }
[INFO] [stdout] 11 | |     }))
[INFO] [stdout]    | |_____^
[INFO] [stdout] ...
[INFO] [stdout] 72 |       functs.insert("+", math_fold_funct!(a, n => a + n));
[INFO] [stdout]    |                          ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `lisp_func` which comes from the expansion of the macro `math_fold_funct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 6  ~     ($ee:ident, $args:ident => $fun:expr) => (LispFunc::new(Box::new(|$ee, args| -> LispToken {
[INFO] [stdout] 7  ~         match args {
[INFO] [stdout] 8  ~             &LispToken::List(ref $args) => $fun,
[INFO] [stdout] 9  ~             _ => panic!("Invalid Argument Error")
[INFO] [stdout] 10 ~         }
[INFO] [stdout] 11 ~     })))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/init.rs:6:58
[INFO] [stdout]    |
[INFO] [stdout] 6  |       ($ee:ident, $args:ident => $fun:expr) => (LispFunc::new(box |$ee, args| -> LispToken {
[INFO] [stdout]    |  _____________________________________________________________^
[INFO] [stdout] 7  | |         match args {
[INFO] [stdout] 8  | |             &LispToken::List(ref $args) => $fun,
[INFO] [stdout] 9  | |             _ => panic!("Invalid Argument Error")
[INFO] [stdout] 10 | |         }
[INFO] [stdout] 11 | |     }))
[INFO] [stdout]    | |_____^
[INFO] [stdout] ...
[INFO] [stdout] 73 |       functs.insert("*", math_fold_funct!(a, n => a * n));
[INFO] [stdout]    |                          ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `lisp_func` which comes from the expansion of the macro `math_fold_funct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 6  ~     ($ee:ident, $args:ident => $fun:expr) => (LispFunc::new(Box::new(|$ee, args| -> LispToken {
[INFO] [stdout] 7  ~         match args {
[INFO] [stdout] 8  ~             &LispToken::List(ref $args) => $fun,
[INFO] [stdout] 9  ~             _ => panic!("Invalid Argument Error")
[INFO] [stdout] 10 ~         }
[INFO] [stdout] 11 ~     })))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/init.rs:6:58
[INFO] [stdout]    |
[INFO] [stdout] 6  |       ($ee:ident, $args:ident => $fun:expr) => (LispFunc::new(box |$ee, args| -> LispToken {
[INFO] [stdout]    |  _____________________________________________________________^
[INFO] [stdout] 7  | |         match args {
[INFO] [stdout] 8  | |             &LispToken::List(ref $args) => $fun,
[INFO] [stdout] 9  | |             _ => panic!("Invalid Argument Error")
[INFO] [stdout] 10 | |         }
[INFO] [stdout] 11 | |     }))
[INFO] [stdout]    | |_____^
[INFO] [stdout] ...
[INFO] [stdout] 72 |       functs.insert("+", math_fold_funct!(a, n => a + n));
[INFO] [stdout]    |                          ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `lisp_func` which comes from the expansion of the macro `math_fold_funct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 6  ~     ($ee:ident, $args:ident => $fun:expr) => (LispFunc::new(Box::new(|$ee, args| -> LispToken {
[INFO] [stdout] 7  ~         match args {
[INFO] [stdout] 8  ~             &LispToken::List(ref $args) => $fun,
[INFO] [stdout] 9  ~             _ => panic!("Invalid Argument Error")
[INFO] [stdout] 10 ~         }
[INFO] [stdout] 11 ~     })))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/init.rs:6:58
[INFO] [stdout]    |
[INFO] [stdout] 6  |       ($ee:ident, $args:ident => $fun:expr) => (LispFunc::new(box |$ee, args| -> LispToken {
[INFO] [stdout]    |  _____________________________________________________________^
[INFO] [stdout] 7  | |         match args {
[INFO] [stdout] 8  | |             &LispToken::List(ref $args) => $fun,
[INFO] [stdout] 9  | |             _ => panic!("Invalid Argument Error")
[INFO] [stdout] 10 | |         }
[INFO] [stdout] 11 | |     }))
[INFO] [stdout]    | |_____^
[INFO] [stdout] ...
[INFO] [stdout] 74 |       functs.insert("-", math_fold_funct!(a, n => a - n));
[INFO] [stdout]    |                          ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `lisp_func` which comes from the expansion of the macro `math_fold_funct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 6  ~     ($ee:ident, $args:ident => $fun:expr) => (LispFunc::new(Box::new(|$ee, args| -> LispToken {
[INFO] [stdout] 7  ~         match args {
[INFO] [stdout] 8  ~             &LispToken::List(ref $args) => $fun,
[INFO] [stdout] 9  ~             _ => panic!("Invalid Argument Error")
[INFO] [stdout] 10 ~         }
[INFO] [stdout] 11 ~     })))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/init.rs:6:58
[INFO] [stdout]    |
[INFO] [stdout] 6  |       ($ee:ident, $args:ident => $fun:expr) => (LispFunc::new(box |$ee, args| -> LispToken {
[INFO] [stdout]    |  _____________________________________________________________^
[INFO] [stdout] 7  | |         match args {
[INFO] [stdout] 8  | |             &LispToken::List(ref $args) => $fun,
[INFO] [stdout] 9  | |             _ => panic!("Invalid Argument Error")
[INFO] [stdout] 10 | |         }
[INFO] [stdout] 11 | |     }))
[INFO] [stdout]    | |_____^
[INFO] [stdout] ...
[INFO] [stdout] 73 |       functs.insert("*", math_fold_funct!(a, n => a * n));
[INFO] [stdout]    |                          ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `lisp_func` which comes from the expansion of the macro `math_fold_funct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 6  ~     ($ee:ident, $args:ident => $fun:expr) => (LispFunc::new(Box::new(|$ee, args| -> LispToken {
[INFO] [stdout] 7  ~         match args {
[INFO] [stdout] 8  ~             &LispToken::List(ref $args) => $fun,
[INFO] [stdout] 9  ~             _ => panic!("Invalid Argument Error")
[INFO] [stdout] 10 ~         }
[INFO] [stdout] 11 ~     })))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/init.rs:6:58
[INFO] [stdout]    |
[INFO] [stdout] 6  |       ($ee:ident, $args:ident => $fun:expr) => (LispFunc::new(box |$ee, args| -> LispToken {
[INFO] [stdout]    |  _____________________________________________________________^
[INFO] [stdout] 7  | |         match args {
[INFO] [stdout] 8  | |             &LispToken::List(ref $args) => $fun,
[INFO] [stdout] 9  | |             _ => panic!("Invalid Argument Error")
[INFO] [stdout] 10 | |         }
[INFO] [stdout] 11 | |     }))
[INFO] [stdout]    | |_____^
[INFO] [stdout] ...
[INFO] [stdout] 75 |       functs.insert("/", math_fold_funct!(a, n => a / n));    
[INFO] [stdout]    |                          ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `lisp_func` which comes from the expansion of the macro `math_fold_funct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 6  ~     ($ee:ident, $args:ident => $fun:expr) => (LispFunc::new(Box::new(|$ee, args| -> LispToken {
[INFO] [stdout] 7  ~         match args {
[INFO] [stdout] 8  ~             &LispToken::List(ref $args) => $fun,
[INFO] [stdout] 9  ~             _ => panic!("Invalid Argument Error")
[INFO] [stdout] 10 ~         }
[INFO] [stdout] 11 ~     })))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/init.rs:6:58
[INFO] [stdout]    |
[INFO] [stdout] 6  |       ($ee:ident, $args:ident => $fun:expr) => (LispFunc::new(box |$ee, args| -> LispToken {
[INFO] [stdout]    |  _____________________________________________________________^
[INFO] [stdout] 7  | |         match args {
[INFO] [stdout] 8  | |             &LispToken::List(ref $args) => $fun,
[INFO] [stdout] 9  | |             _ => panic!("Invalid Argument Error")
[INFO] [stdout] 10 | |         }
[INFO] [stdout] 11 | |     }))
[INFO] [stdout]    | |_____^
[INFO] [stdout] ...
[INFO] [stdout] 74 |       functs.insert("-", math_fold_funct!(a, n => a - n));
[INFO] [stdout]    |                          ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `lisp_func` which comes from the expansion of the macro `math_fold_funct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 6  ~     ($ee:ident, $args:ident => $fun:expr) => (LispFunc::new(Box::new(|$ee, args| -> LispToken {
[INFO] [stdout] 7  ~         match args {
[INFO] [stdout] 8  ~             &LispToken::List(ref $args) => $fun,
[INFO] [stdout] 9  ~             _ => panic!("Invalid Argument Error")
[INFO] [stdout] 10 ~         }
[INFO] [stdout] 11 ~     })))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/init.rs:6:58
[INFO] [stdout]    |
[INFO] [stdout] 6  |       ($ee:ident, $args:ident => $fun:expr) => (LispFunc::new(box |$ee, args| -> LispToken {
[INFO] [stdout]    |  _____________________________________________________________^
[INFO] [stdout] 7  | |         match args {
[INFO] [stdout] 8  | |             &LispToken::List(ref $args) => $fun,
[INFO] [stdout] 9  | |             _ => panic!("Invalid Argument Error")
[INFO] [stdout] 10 | |         }
[INFO] [stdout] 11 | |     }))
[INFO] [stdout]    | |_____^
[INFO] [stdout] ...
[INFO] [stdout] 83 | /         lisp_map_func!(ee, args => elem => 
[INFO] [stdout] 84 | |             check_arg!( elem : &LispToken::FloatingPoint(f) => LispToken::FloatingPoint(f.sqrt()) ) )
[INFO] [stdout]    | |_____________________________________________________________________________________________________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `lisp_func` which comes from the expansion of the macro `lisp_map_func` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 6  ~     ($ee:ident, $args:ident => $fun:expr) => (LispFunc::new(Box::new(|$ee, args| -> LispToken {
[INFO] [stdout] 7  ~         match args {
[INFO] [stdout] 8  ~             &LispToken::List(ref $args) => $fun,
[INFO] [stdout] 9  ~             _ => panic!("Invalid Argument Error")
[INFO] [stdout] 10 ~         }
[INFO] [stdout] 11 ~     })))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `regex_macros`
[INFO] [stdout]  --> src/parser.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate regex_macros;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/init.rs:6:58
[INFO] [stdout]    |
[INFO] [stdout] 6  |       ($ee:ident, $args:ident => $fun:expr) => (LispFunc::new(box |$ee, args| -> LispToken {
[INFO] [stdout]    |  _____________________________________________________________^
[INFO] [stdout] 7  | |         match args {
[INFO] [stdout] 8  | |             &LispToken::List(ref $args) => $fun,
[INFO] [stdout] 9  | |             _ => panic!("Invalid Argument Error")
[INFO] [stdout] 10 | |         }
[INFO] [stdout] 11 | |     }))
[INFO] [stdout]    | |_____^
[INFO] [stdout] ...
[INFO] [stdout] 75 |       functs.insert("/", math_fold_funct!(a, n => a / n));    
[INFO] [stdout]    |                          ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `lisp_func` which comes from the expansion of the macro `math_fold_funct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 6  ~     ($ee:ident, $args:ident => $fun:expr) => (LispFunc::new(Box::new(|$ee, args| -> LispToken {
[INFO] [stdout] 7  ~         match args {
[INFO] [stdout] 8  ~             &LispToken::List(ref $args) => $fun,
[INFO] [stdout] 9  ~             _ => panic!("Invalid Argument Error")
[INFO] [stdout] 10 ~         }
[INFO] [stdout] 11 ~     })))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/init.rs:6:58
[INFO] [stdout]    |
[INFO] [stdout] 6  |       ($ee:ident, $args:ident => $fun:expr) => (LispFunc::new(box |$ee, args| -> LispToken {
[INFO] [stdout]    |  _____________________________________________________________^
[INFO] [stdout] 7  | |         match args {
[INFO] [stdout] 8  | |             &LispToken::List(ref $args) => $fun,
[INFO] [stdout] 9  | |             _ => panic!("Invalid Argument Error")
[INFO] [stdout] 10 | |         }
[INFO] [stdout] 11 | |     }))
[INFO] [stdout]    | |_____^
[INFO] [stdout] ...
[INFO] [stdout] 83 | /         lisp_map_func!(ee, args => elem => 
[INFO] [stdout] 84 | |             check_arg!( elem : &LispToken::FloatingPoint(f) => LispToken::FloatingPoint(f.sqrt()) ) )
[INFO] [stdout]    | |_____________________________________________________________________________________________________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `lisp_func` which comes from the expansion of the macro `lisp_map_func` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 6  ~     ($ee:ident, $args:ident => $fun:expr) => (LispFunc::new(Box::new(|$ee, args| -> LispToken {
[INFO] [stdout] 7  ~         match args {
[INFO] [stdout] 8  ~             &LispToken::List(ref $args) => $fun,
[INFO] [stdout] 9  ~             _ => panic!("Invalid Argument Error")
[INFO] [stdout] 10 ~         }
[INFO] [stdout] 11 ~     })))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `regex_macros`
[INFO] [stdout]  --> src/parser.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate regex_macros;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::num::Float`
[INFO] [stdout]  --> src/init.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::num::Float;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^ no `Float` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]  --> src/types.rs:8:3
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[deriving(Show, PartialEq)]
[INFO] [stdout]   |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `regex` in this scope
[INFO] [stdout]   --> src/types.rs:96:16
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let str_re = regex!(r"^'(.*)'$");
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `regex` is imported here, but it is an unresolved item, not a macro
[INFO] [stdout]   --> src/lib.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | extern crate regex;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `regex` in this scope
[INFO] [stdout]   --> src/types.rs:97:16
[INFO] [stdout]    |
[INFO] [stdout] 97 |         let var_re = regex!(r"^&(.*)$");
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `regex` is imported here, but it is an unresolved item, not a macro
[INFO] [stdout]   --> src/lib.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | extern crate regex;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `regex` in this scope
[INFO] [stdout]   --> src/types.rs:98:17
[INFO] [stdout]    |
[INFO] [stdout] 98 |         let func_re = regex!(r"^\$(.*)$");
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `regex` is imported here, but it is an unresolved item, not a macro
[INFO] [stdout]   --> src/lib.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | extern crate regex;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `phase` in this scope
[INFO] [stdout]  --> src/parser.rs:1:3
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[phase(plugin)]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]  --> src/parser.rs:8:3
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[deriving(Show)]
[INFO] [stdout]   |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]   --> src/parser.rs:31:3
[INFO] [stdout]    |
[INFO] [stdout] 31 | #[deriving(Show)]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `lisp_filter_func`
[INFO] [stdout]   --> src/init.rs:32:14
[INFO] [stdout]    |
[INFO] [stdout] 32 | macro_rules! lisp_filter_func(
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::num::Float`
[INFO] [stdout]  --> src/init.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::num::Float;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^ no `Float` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]  --> src/types.rs:8:3
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[deriving(Show, PartialEq)]
[INFO] [stdout]   |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `regex` in this scope
[INFO] [stdout]   --> src/types.rs:96:16
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let str_re = regex!(r"^'(.*)'$");
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `regex` is imported here, but it is an unresolved item, not a macro
[INFO] [stdout]   --> src/lib.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | extern crate regex;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `regex` in this scope
[INFO] [stdout]   --> src/types.rs:97:16
[INFO] [stdout]    |
[INFO] [stdout] 97 |         let var_re = regex!(r"^&(.*)$");
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `regex` is imported here, but it is an unresolved item, not a macro
[INFO] [stdout]   --> src/lib.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | extern crate regex;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `regex` in this scope
[INFO] [stdout]   --> src/types.rs:98:17
[INFO] [stdout]    |
[INFO] [stdout] 98 |         let func_re = regex!(r"^\$(.*)$");
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `regex` is imported here, but it is an unresolved item, not a macro
[INFO] [stdout]   --> src/lib.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | extern crate regex;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `phase` in this scope
[INFO] [stdout]  --> src/parser.rs:1:3
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[phase(plugin)]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]  --> src/parser.rs:8:3
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[deriving(Show)]
[INFO] [stdout]   |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]   --> src/parser.rs:31:3
[INFO] [stdout]    |
[INFO] [stdout] 31 | #[deriving(Show)]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `macro_rules` has been stable since 1.0.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(macro_rules)]
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `phase`
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(phase)]
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/types.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 |     pub funct: Box<Fn(&ExecutionEnvironment, &LispToken) -> LispToken + 'a>
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 130 |     pub funct: Box<dyn Fn(&ExecutionEnvironment, &LispToken) -> LispToken + 'a>
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/types.rs:134:20
[INFO] [stdout]     |
[INFO] [stdout] 134 |     pub fn new(f: Box<Fn(&ExecutionEnvironment, &LispToken) -> LispToken + 'a>) -> LispFunc<'a> {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 134 |     pub fn new(f: Box<dyn Fn(&ExecutionEnvironment, &LispToken) -> LispToken + 'a>) -> LispFunc<'a> {
[INFO] [stdout]     |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `Err`
[INFO] [stdout]   --> src/types.rs:94:1
[INFO] [stdout]    |
[INFO] [stdout] 94 | impl FromStr for LispToken {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `Err` in implementation
[INFO] [stdout]    |
[INFO] [stdout]    = help: implement the missing item: `type Err = /* Type */;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `lisp_filter_func`
[INFO] [stdout]   --> src/init.rs:32:14
[INFO] [stdout]    |
[INFO] [stdout] 32 | macro_rules! lisp_filter_func(
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `macro_rules` has been stable since 1.0.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(macro_rules)]
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `phase`
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(phase)]
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/types.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 |     pub funct: Box<Fn(&ExecutionEnvironment, &LispToken) -> LispToken + 'a>
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 130 |     pub funct: Box<dyn Fn(&ExecutionEnvironment, &LispToken) -> LispToken + 'a>
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/types.rs:134:20
[INFO] [stdout]     |
[INFO] [stdout] 134 |     pub fn new(f: Box<Fn(&ExecutionEnvironment, &LispToken) -> LispToken + 'a>) -> LispFunc<'a> {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 134 |     pub fn new(f: Box<dyn Fn(&ExecutionEnvironment, &LispToken) -> LispToken + 'a>) -> LispFunc<'a> {
[INFO] [stdout]     |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/types.rs:25:36
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 debugln(format!("{}[", indent).as_slice());
[INFO] [stdout]    |                                                ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `Err`
[INFO] [stdout]   --> src/types.rs:94:1
[INFO] [stdout]    |
[INFO] [stdout] 94 | impl FromStr for LispToken {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `Err` in implementation
[INFO] [stdout]    |
[INFO] [stdout]    = help: implement the missing item: `type Err = /* Type */;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/types.rs:29:36
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 debugln(format!("{}]", indent).as_slice());
[INFO] [stdout]    |                                                ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/types.rs:32:54
[INFO] [stdout]    |
[INFO] [stdout] 32 |                 debugln(format!("{}Function({}) -->", indent, f).as_slice());
[INFO] [stdout]    |                                                                  ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/types.rs:25:36
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 debugln(format!("{}[", indent).as_slice());
[INFO] [stdout]    |                                                ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/types.rs:29:36
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 debugln(format!("{}]", indent).as_slice());
[INFO] [stdout]    |                                                ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/types.rs:33:37
[INFO] [stdout]    |
[INFO] [stdout] 33 |                 debugln(format!("{}.<", indent).as_slice());
[INFO] [stdout]    |                                                 ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/types.rs:37:37
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 debugln(format!("{}.>", indent).as_slice());
[INFO] [stdout]    |                                                 ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `LispToken` doesn't implement `std::fmt::Display`
[INFO] [stdout]   --> src/types.rs:39:37
[INFO] [stdout]    |
[INFO] [stdout] 39 |             t => println!("{}|- {}", indent, t)
[INFO] [stdout]    |                                              ^ `LispToken` cannot be formatted with the default formatter
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::fmt::Display` is not implemented for `LispToken`
[INFO] [stdout]    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout]    = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/types.rs:32:54
[INFO] [stdout]    |
[INFO] [stdout] 32 |                 debugln(format!("{}Function({}) -->", indent, f).as_slice());
[INFO] [stdout]    |                                                                  ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `to_string` exists for reference `&Vec<LispToken>`, but its trait bounds were not satisfied
[INFO] [stdout]   --> src/types.rs:52:33
[INFO] [stdout]    |
[INFO] [stdout] 52 |             &LispToken::List(ref l) => l.to_string(),
[INFO] [stdout]    |                                          ^^^^^^^^^ method cannot be called on `&Vec<LispToken>` due to unsatisfied trait bounds
[INFO] [stdout]   --> /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/alloc/src/vec/mod.rs:396:1
[INFO] [stdout]    |
[INFO] [stdout]    = note: doesn't satisfy `Vec<LispToken>: ToString`
[INFO] [stdout]    |
[INFO] [stdout]    = note: doesn't satisfy `Vec<LispToken>: std::fmt::Display`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `Vec<LispToken>: std::fmt::Display`
[INFO] [stdout]            which is required by `Vec<LispToken>: ToString`
[INFO] [stdout]            `&Vec<LispToken>: std::fmt::Display`
[INFO] [stdout]            which is required by `&Vec<LispToken>: ToString`
[INFO] [stdout]            `[LispToken]: std::fmt::Display`
[INFO] [stdout]            which is required by `[LispToken]: ToString`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Vec<LispToken>` doesn't implement `std::fmt::Display`
[INFO] [stdout]   --> src/types.rs:53:66
[INFO] [stdout]    |
[INFO] [stdout] 53 |             &LispToken::Executable(ref f, ref a) => format!("({} {})", f, a),
[INFO] [stdout]    |                                                                           ^ `Vec<LispToken>` cannot be formatted with the default formatter
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::fmt::Display` is not implemented for `Vec<LispToken>`
[INFO] [stdout]    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout]    = note: this error originates in the macro `$crate::__export::format_args` which comes from the expansion of the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/types.rs:33:37
[INFO] [stdout]    |
[INFO] [stdout] 33 |                 debugln(format!("{}.<", indent).as_slice());
[INFO] [stdout]    |                                                 ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for reference `&String` in the current scope
[INFO] [stdout]   --> src/types.rs:60:24
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 let t = from_str(s.as_slice()).unwrap();
[INFO] [stdout]    |                                    ^^^^^^^^ method not found in `&String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `from_str` in this scope
[INFO] [stdout]   --> src/types.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 let t = from_str(s.as_slice()).unwrap();
[INFO] [stdout]    |                         ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `ParserToken` doesn't implement `std::fmt::Display`
[INFO] [stdout]   --> src/types.rs:61:33
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 debugln(format!("{} => {}", token, t).as_slice()); //DEBUG
[INFO] [stdout]    |                                             ^^^^^ `ParserToken` cannot be formatted with the default formatter
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::fmt::Display` is not implemented for `ParserToken`
[INFO] [stdout]    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout]    = note: this error originates in the macro `$crate::__export::format_args` which comes from the expansion of the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/types.rs:37:37
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 debugln(format!("{}.>", indent).as_slice());
[INFO] [stdout]    |                                                 ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `LispToken` doesn't implement `std::fmt::Display`
[INFO] [stdout]   --> src/types.rs:39:37
[INFO] [stdout]    |
[INFO] [stdout] 39 |             t => println!("{}|- {}", indent, t)
[INFO] [stdout]    |                                              ^ `LispToken` cannot be formatted with the default formatter
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::fmt::Display` is not implemented for `LispToken`
[INFO] [stdout]    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout]    = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `to_string` exists for reference `&Vec<LispToken>`, but its trait bounds were not satisfied
[INFO] [stdout]   --> src/types.rs:52:33
[INFO] [stdout]    |
[INFO] [stdout] 52 |             &LispToken::List(ref l) => l.to_string(),
[INFO] [stdout]    |                                          ^^^^^^^^^ method cannot be called on `&Vec<LispToken>` due to unsatisfied trait bounds
[INFO] [stdout]   --> /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/alloc/src/vec/mod.rs:396:1
[INFO] [stdout]    |
[INFO] [stdout]    = note: doesn't satisfy `Vec<LispToken>: ToString`
[INFO] [stdout]    |
[INFO] [stdout]    = note: doesn't satisfy `Vec<LispToken>: std::fmt::Display`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `Vec<LispToken>: std::fmt::Display`
[INFO] [stdout]            which is required by `Vec<LispToken>: ToString`
[INFO] [stdout]            `&Vec<LispToken>: std::fmt::Display`
[INFO] [stdout]            which is required by `&Vec<LispToken>: ToString`
[INFO] [stdout]            `[LispToken]: std::fmt::Display`
[INFO] [stdout]            which is required by `[LispToken]: ToString`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/types.rs:61:43
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 debugln(format!("{} => {}", token, t).as_slice()); //DEBUG
[INFO] [stdout]    |                                                       ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Vec<LispToken>` doesn't implement `std::fmt::Display`
[INFO] [stdout]   --> src/types.rs:53:66
[INFO] [stdout]    |
[INFO] [stdout] 53 |             &LispToken::Executable(ref f, ref a) => format!("({} {})", f, a),
[INFO] [stdout]    |                                                                           ^ `Vec<LispToken>` cannot be formatted with the default formatter
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::fmt::Display` is not implemented for `Vec<LispToken>`
[INFO] [stdout]    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout]    = note: this error originates in the macro `$crate::__export::format_args` which comes from the expansion of the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for reference `&String` in the current scope
[INFO] [stdout]   --> src/types.rs:60:24
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 let t = from_str(s.as_slice()).unwrap();
[INFO] [stdout]    |                                    ^^^^^^^^ method not found in `&String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `from_str` in this scope
[INFO] [stdout]   --> src/types.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 let t = from_str(s.as_slice()).unwrap();
[INFO] [stdout]    |                         ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `ParserToken` doesn't implement `std::fmt::Display`
[INFO] [stdout]   --> src/types.rs:61:33
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 debugln(format!("{} => {}", token, t).as_slice()); //DEBUG
[INFO] [stdout]    |                                             ^^^^^ `ParserToken` cannot be formatted with the default formatter
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::fmt::Display` is not implemented for `ParserToken`
[INFO] [stdout]    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout]    = note: this error originates in the macro `$crate::__export::format_args` which comes from the expansion of the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `from_str` in this scope
[INFO] [stdout]    --> src/types.rs:103:8
[INFO] [stdout]     |
[INFO] [stdout] 103 |         }.or(from_str(s).map(|e| LispToken::Integer(e)))
[INFO] [stdout]     |              ^^^^^^^^ help: you might have meant to call the associated function: `Self::from_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `from_str` in this scope
[INFO] [stdout]    --> src/types.rs:104:8
[INFO] [stdout]     |
[INFO] [stdout] 104 |             .or(from_str(s).map(|e| LispToken::FloatingPoint(e)))
[INFO] [stdout]     |                 ^^^^^^^^ help: you might have meant to call the associated function: `Self::from_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `from_str` in this scope
[INFO] [stdout]    --> src/types.rs:105:8
[INFO] [stdout]     |
[INFO] [stdout] 105 |             .or(from_str(s).map(|e| LispToken::Boolean(e)))
[INFO] [stdout]     |                 ^^^^^^^^ help: you might have meant to call the associated function: `Self::from_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'fn_traits'
[INFO] [stdout]    --> src/types.rs:141:14
[INFO] [stdout]     |
[INFO] [stdout] 141 |         self.funct.call((ee, args))
[INFO] [stdout]     |                    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #29625 <https://github.com/rust-lang/rust/issues/29625> for more information
[INFO] [stdout]     = help: add `#![feature(fn_traits)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/types.rs:61:43
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 debugln(format!("{} => {}", token, t).as_slice()); //DEBUG
[INFO] [stdout]    |                                                       ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `from_str` in this scope
[INFO] [stdout]    --> src/types.rs:103:8
[INFO] [stdout]     |
[INFO] [stdout] 103 |         }.or(from_str(s).map(|e| LispToken::Integer(e)))
[INFO] [stdout]     |              ^^^^^^^^ help: you might have meant to call the associated function: `Self::from_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `from_str` in this scope
[INFO] [stdout]    --> src/types.rs:104:8
[INFO] [stdout]     |
[INFO] [stdout] 104 |             .or(from_str(s).map(|e| LispToken::FloatingPoint(e)))
[INFO] [stdout]     |                 ^^^^^^^^ help: you might have meant to call the associated function: `Self::from_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `from_str` in this scope
[INFO] [stdout]    --> src/types.rs:105:8
[INFO] [stdout]     |
[INFO] [stdout] 105 |             .or(from_str(s).map(|e| LispToken::Boolean(e)))
[INFO] [stdout]     |                 ^^^^^^^^ help: you might have meant to call the associated function: `Self::from_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'fn_traits'
[INFO] [stdout]    --> src/types.rs:141:14
[INFO] [stdout]     |
[INFO] [stdout] 141 |         self.funct.call((ee, args))
[INFO] [stdout]     |                    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #29625 <https://github.com/rust-lang/rust/issues/29625> for more information
[INFO] [stdout]     = help: add `#![feature(fn_traits)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/parser.rs:62:45
[INFO] [stdout]    |
[INFO] [stdout] 62 |             self.tokens.push( parse_line( self.token.as_slice() ) );
[INFO] [stdout]    |                                                      ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/parser.rs:62:45
[INFO] [stdout]    |
[INFO] [stdout] 62 |             self.tokens.push( parse_line( self.token.as_slice() ) );
[INFO] [stdout]    |                                                      ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/parser.rs:75:64
[INFO] [stdout]    |
[INFO] [stdout] 75 |             debugln(format!("\npushin symbol:'{}'", self.token.clone()).as_slice()); 
[INFO] [stdout]    |                                                                         ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/parser.rs:75:64
[INFO] [stdout]    |
[INFO] [stdout] 75 |             debugln(format!("\npushin symbol:'{}'", self.token.clone()).as_slice()); 
[INFO] [stdout]    |                                                                         ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/parser.rs:85:27
[INFO] [stdout]    |
[INFO] [stdout] 85 |         debug(format!("{} ", c).as_slice()); 
[INFO] [stdout]    |                                 ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/parser.rs:85:27
[INFO] [stdout]    |
[INFO] [stdout] 85 |         debug(format!("{} ", c).as_slice()); 
[INFO] [stdout]    |                                 ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/parser.rs:103:63
[INFO] [stdout]     |
[INFO] [stdout] 103 |         debugln(format!("\npushin symbol:'{}'", self.token.clone()).as_slice()); 
[INFO] [stdout]     |                                                                     ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/parser.rs:103:63
[INFO] [stdout]     |
[INFO] [stdout] 103 |         debugln(format!("\npushin symbol:'{}'", self.token.clone()).as_slice()); 
[INFO] [stdout]     |                                                                     ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `split_str` found for reference `&str` in the current scope
[INFO] [stdout]    --> src/parser.rs:110:11
[INFO] [stdout]     |
[INFO] [stdout] 110 |     code_str.split_str(";").map(|s| {
[INFO] [stdout]     |              ^^^^^^^^^ help: there is a method with a similar name: `split`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `split_str` found for reference `&str` in the current scope
[INFO] [stdout]    --> src/parser.rs:110:11
[INFO] [stdout]     |
[INFO] [stdout] 110 |     code_str.split_str(";").map(|s| {
[INFO] [stdout]     |              ^^^^^^^^^ help: there is a method with a similar name: `split`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/parser.rs:116:43
[INFO] [stdout]     |
[INFO] [stdout] 116 |     debugln(format!("parsing: {}", code_str).as_slice()); 
[INFO] [stdout]     |                                              ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/parser.rs:116:43
[INFO] [stdout]     |
[INFO] [stdout] 116 |     debugln(format!("parsing: {}", code_str).as_slice()); 
[INFO] [stdout]     |                                              ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for reference `&String` in the current scope
[INFO] [stdout]   --> src/eval.rs:36:51
[INFO] [stdout]    |
[INFO] [stdout] 36 |             &LispToken::Variable(ref v) => self.get_var( v.as_slice() ).unwrap(),
[INFO] [stdout]    |                                                            ^^^^^^^^ method not found in `&String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for reference `&String` in the current scope
[INFO] [stdout]   --> src/eval.rs:46:20
[INFO] [stdout]    |
[INFO] [stdout] 46 |                 self.get_fn( f.as_slice() ).unwrap()
[INFO] [stdout]    |                                ^^^^^^^^ method not found in `&String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for reference `&String` in the current scope
[INFO] [stdout]   --> src/eval.rs:36:51
[INFO] [stdout]    |
[INFO] [stdout] 36 |             &LispToken::Variable(ref v) => self.get_var( v.as_slice() ).unwrap(),
[INFO] [stdout]    |                                                            ^^^^^^^^ method not found in `&String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `LispToken` doesn't implement `std::fmt::Display`
[INFO] [stdout]   --> src/eval.rs:53:28
[INFO] [stdout]    |
[INFO] [stdout] 53 |         debugln(format!(":: {}", r).as_slice());
[INFO] [stdout]    |                                  ^ `LispToken` cannot be formatted with the default formatter
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::fmt::Display` is not implemented for `LispToken`
[INFO] [stdout]    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout]    = note: this error originates in the macro `$crate::__export::format_args` which comes from the expansion of the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for reference `&String` in the current scope
[INFO] [stdout]   --> src/eval.rs:46:20
[INFO] [stdout]    |
[INFO] [stdout] 46 |                 self.get_fn( f.as_slice() ).unwrap()
[INFO] [stdout]    |                                ^^^^^^^^ method not found in `&String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `LispToken` doesn't implement `std::fmt::Display`
[INFO] [stdout]   --> src/eval.rs:53:28
[INFO] [stdout]    |
[INFO] [stdout] 53 |         debugln(format!(":: {}", r).as_slice());
[INFO] [stdout]    |                                  ^ `LispToken` cannot be formatted with the default formatter
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::fmt::Display` is not implemented for `LispToken`
[INFO] [stdout]    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout]    = note: this error originates in the macro `$crate::__export::format_args` which comes from the expansion of the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/eval.rs:53:31
[INFO] [stdout]    |
[INFO] [stdout] 53 |         debugln(format!(":: {}", r).as_slice());
[INFO] [stdout]    |                                     ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/eval.rs:53:31
[INFO] [stdout]    |
[INFO] [stdout] 53 |         debugln(format!(":: {}", r).as_slice());
[INFO] [stdout]    |                                     ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 48 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0046, E0277, E0425, E0432, E0463, E0599, E0635, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 48 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0046, E0277, E0425, E0432, E0463, E0599, E0635, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lispers` (lib) due to 49 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `lispers` (lib test) due to 49 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "c4df36d688f507e331efc6363f431a0ffca086084b15a9b0427f980239aa38b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4df36d688f507e331efc6363f431a0ffca086084b15a9b0427f980239aa38b4", kill_on_drop: false }`
[INFO] [stdout] c4df36d688f507e331efc6363f431a0ffca086084b15a9b0427f980239aa38b4
