[INFO] cloning repository https://github.com/g33kidd/Hut
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/g33kidd/Hut" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg33kidd%2FHut", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg33kidd%2FHut'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 157d0e892cd6e058e34dba16d4a700b82f232804
[INFO] testing g33kidd/Hut against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg33kidd%2FHut" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/g33kidd/Hut on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/g33kidd/Hut
[INFO] finished tweaking git repo https://github.com/g33kidd/Hut
[INFO] tweaked toml for git repo https://github.com/g33kidd/Hut written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/g33kidd/Hut already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d5964ed27d6c670d87e241475bc067ea708366fbcd0a99bf736caf0a4b6dd80
[INFO] running `Command { std: "docker" "start" "-a" "1d5964ed27d6c670d87e241475bc067ea708366fbcd0a99bf736caf0a4b6dd80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d5964ed27d6c670d87e241475bc067ea708366fbcd0a99bf736caf0a4b6dd80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d5964ed27d6c670d87e241475bc067ea708366fbcd0a99bf736caf0a4b6dd80", kill_on_drop: false }`
[INFO] [stdout] 1d5964ed27d6c670d87e241475bc067ea708366fbcd0a99bf736caf0a4b6dd80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67a78714b522d115142ad0fe5daf34488ff4f54c756a747bde547d082f701d5f
[INFO] running `Command { std: "docker" "start" "-a" "67a78714b522d115142ad0fe5daf34488ff4f54c756a747bde547d082f701d5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling Hut v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `regex`
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate regex;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::io::File`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^ no `File` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]  --> src/abs.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Show, Clone)]
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]  --> src/abs.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Show, Clone)]
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]   --> src/abs.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Show, Clone)]
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]  --> src/parser.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[derive(Show)]
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]  --> src/eval.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[derive(Show)]
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Regex`
[INFO] [stdout]   --> src/parser.rs:53:25
[INFO] [stdout]    |
[INFO] [stdout] 53 |             let regex = Regex::new(regex_string.as_slice()).unwrap();
[INFO] [stdout]    |                         ^^^^^ use of undeclared type `Regex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `int` in this scope
[INFO] [stdout]   --> src/abs.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     LitInt(int),
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            not found in this scope
[INFO] [stdout]    |            help: perhaps you intended to use this type: `i32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Regex` in this scope
[INFO] [stdout]   --> src/parser.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     regex: Regex,
[INFO] [stdout]    |            ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Captures` in this scope
[INFO] [stdout]   --> src/parser.rs:82:27
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn vardef(&self, cap: Captures) -> Stm {
[INFO] [stdout]    |                           ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Captures` in this scope
[INFO] [stdout]   --> src/parser.rs:88:27
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn assign(&self, cap: Captures) -> Stm {
[INFO] [stdout]    |                           ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Captures` in this scope
[INFO] [stdout]    --> src/parser.rs:113:23
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn id(&self, cap: Captures) -> Expr {
[INFO] [stdout]     |                       ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Captures` in this scope
[INFO] [stdout]    --> src/parser.rs:118:27
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn litint(&self, cap: Captures) -> Expr {
[INFO] [stdout]     |                           ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Captures` in this scope
[INFO] [stdout]    --> src/parser.rs:123:24
[INFO] [stdout]     |
[INFO] [stdout] 123 |     fn neg(&self, cap: Captures) -> Expr {
[INFO] [stdout]     |                        ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Captures` in this scope
[INFO] [stdout]    --> src/parser.rs:128:25
[INFO] [stdout]     |
[INFO] [stdout] 128 |     fn plus(&self, cap: Captures) -> Expr {
[INFO] [stdout]     |                         ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Captures` in this scope
[INFO] [stdout]    --> src/parser.rs:134:26
[INFO] [stdout]     |
[INFO] [stdout] 134 |     fn minus(&self, cap: Captures) -> Expr {
[INFO] [stdout]     |                          ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Captures` in this scope
[INFO] [stdout]    --> src/parser.rs:140:27
[INFO] [stdout]     |
[INFO] [stdout] 140 |     fn divide(&self, cap: Captures) -> Expr {
[INFO] [stdout]     |                           ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Captures` in this scope
[INFO] [stdout]    --> src/parser.rs:146:29
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn multiply(&self, cap: Captures) -> Expr {
[INFO] [stdout]     |                             ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `int` in this scope
[INFO] [stdout]  --> src/eval.rs:9:28
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct Env(HashMap<String, int>);
[INFO] [stdout]   |                            ^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: perhaps you intended to use this type
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct Env(HashMap<String, i32>);
[INFO] [stdout]   |                            ~~~
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct Env<int>(HashMap<String, int>);
[INFO] [stdout]   |           +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `int` in this scope
[INFO] [stdout]   --> src/eval.rs:17:42
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn add(&mut self, id: String, value: int) {
[INFO] [stdout]    |                                          ^^^
[INFO] [stdout]    |                                          |
[INFO] [stdout]    |                                          not found in this scope
[INFO] [stdout]    |                                          help: perhaps you intended to use this type: `i32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `int` in this scope
[INFO] [stdout]   --> src/eval.rs:22:40
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn lookup(&mut self, id:String) -> int {
[INFO] [stdout]    |                                        ^^^
[INFO] [stdout]    |                                        |
[INFO] [stdout]    |                                        not found in this scope
[INFO] [stdout]    |                                        help: perhaps you intended to use this type: `i32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `int` in this scope
[INFO] [stdout]   --> src/eval.rs:54:39
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn eval(&mut self, expr: Expr) -> int {
[INFO] [stdout]    |                                       ^^^
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       not found in this scope
[INFO] [stdout]    |                                       help: perhaps you intended to use this type: `i32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `args` in module `std::os`
[INFO] [stdout]   --> src/main.rs:15:25
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let args = std::os::args();
[INFO] [stdout]    |                         ^^^^ not found in `std::os`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout] 3  | use std::env::args;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Path`
[INFO] [stdout]   --> src/main.rs:21:16
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let path = Path::new(&args[1]);
[INFO] [stdout]    |                ^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 3  | use std::path::Path;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stdout]    --> src/parser.rs:125:20
[INFO] [stdout]     |
[INFO] [stdout] 125 |         return Neg(box e);
[INFO] [stdout]     |                    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #49733 <https://github.com/rust-lang/rust/issues/49733> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stdout]    --> src/parser.rs:131:21
[INFO] [stdout]     |
[INFO] [stdout] 131 |         return Plus(box e1, box e2);
[INFO] [stdout]     |                     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #49733 <https://github.com/rust-lang/rust/issues/49733> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stdout]    --> src/parser.rs:131:29
[INFO] [stdout]     |
[INFO] [stdout] 131 |         return Plus(box e1, box e2);
[INFO] [stdout]     |                             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #49733 <https://github.com/rust-lang/rust/issues/49733> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stdout]    --> src/parser.rs:137:22
[INFO] [stdout]     |
[INFO] [stdout] 137 |         return Minus(box e1, box e2);
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #49733 <https://github.com/rust-lang/rust/issues/49733> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stdout]    --> src/parser.rs:137:30
[INFO] [stdout]     |
[INFO] [stdout] 137 |         return Minus(box e1, box e2);
[INFO] [stdout]     |                              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #49733 <https://github.com/rust-lang/rust/issues/49733> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stdout]    --> src/parser.rs:143:23
[INFO] [stdout]     |
[INFO] [stdout] 143 |         return Divide(box e1, box e2);
[INFO] [stdout]     |                       ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #49733 <https://github.com/rust-lang/rust/issues/49733> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stdout]    --> src/parser.rs:143:31
[INFO] [stdout]     |
[INFO] [stdout] 143 |         return Divide(box e1, box e2);
[INFO] [stdout]     |                               ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #49733 <https://github.com/rust-lang/rust/issues/49733> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stdout]    --> src/parser.rs:149:25
[INFO] [stdout]     |
[INFO] [stdout] 149 |         return Multiply(box e1, box e2);
[INFO] [stdout]     |                         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #49733 <https://github.com/rust-lang/rust/issues/49733> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stdout]    --> src/parser.rs:149:33
[INFO] [stdout]     |
[INFO] [stdout] 149 |         return Multiply(box e1, box e2);
[INFO] [stdout]     |                                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #49733 <https://github.com/rust-lang/rust/issues/49733> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box pattern syntax is experimental
[INFO] [stdout]   --> src/eval.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 |             Neg(box e) => - self.eval(e),
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #29641 <https://github.com/rust-lang/rust/issues/29641> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box pattern syntax is experimental
[INFO] [stdout]   --> src/eval.rs:59:18
[INFO] [stdout]    |
[INFO] [stdout] 59 |             Plus(box e1, box e2) => self.eval(e1) + self.eval(e2),
[INFO] [stdout]    |                  ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #29641 <https://github.com/rust-lang/rust/issues/29641> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box pattern syntax is experimental
[INFO] [stdout]   --> src/eval.rs:59:26
[INFO] [stdout]    |
[INFO] [stdout] 59 |             Plus(box e1, box e2) => self.eval(e1) + self.eval(e2),
[INFO] [stdout]    |                          ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #29641 <https://github.com/rust-lang/rust/issues/29641> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box pattern syntax is experimental
[INFO] [stdout]   --> src/eval.rs:60:19
[INFO] [stdout]    |
[INFO] [stdout] 60 |             Minus(box e1, box e2) => self.eval(e1) - self.eval(e2),
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #29641 <https://github.com/rust-lang/rust/issues/29641> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box pattern syntax is experimental
[INFO] [stdout]   --> src/eval.rs:60:27
[INFO] [stdout]    |
[INFO] [stdout] 60 |             Minus(box e1, box e2) => self.eval(e1) - self.eval(e2),
[INFO] [stdout]    |                           ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #29641 <https://github.com/rust-lang/rust/issues/29641> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box pattern syntax is experimental
[INFO] [stdout]   --> src/eval.rs:61:20
[INFO] [stdout]    |
[INFO] [stdout] 61 |             Divide(box e1, box e2) => self.eval(e1) / self.eval(e2),
[INFO] [stdout]    |                    ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #29641 <https://github.com/rust-lang/rust/issues/29641> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box pattern syntax is experimental
[INFO] [stdout]   --> src/eval.rs:61:28
[INFO] [stdout]    |
[INFO] [stdout] 61 |             Divide(box e1, box e2) => self.eval(e1) / self.eval(e2),
[INFO] [stdout]    |                            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #29641 <https://github.com/rust-lang/rust/issues/29641> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box pattern syntax is experimental
[INFO] [stdout]   --> src/eval.rs:62:22
[INFO] [stdout]    |
[INFO] [stdout] 62 |             Multiply(box e1, box e2) => self.eval(e1) * self.eval(e2),
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #29641 <https://github.com/rust-lang/rust/issues/29641> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box pattern syntax is experimental
[INFO] [stdout]   --> src/eval.rs:62:30
[INFO] [stdout]    |
[INFO] [stdout] 62 |             Multiply(box e1, box e2) => self.eval(e1) * self.eval(e2),
[INFO] [stdout]    |                              ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #29641 <https://github.com/rust-lang/rust/issues/29641> for more information
[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:53:49
[INFO] [stdout]    |
[INFO] [stdout] 53 |             let regex = Regex::new(regex_string.as_slice()).unwrap();
[INFO] [stdout]    |                                                 ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/parser.rs:54:41
[INFO] [stdout]    |
[INFO] [stdout] 54 |             rules.push(ParseRule {name: String::from_str(name), regex: regex});
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^ expected struct `String`, found enum `Result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `String`
[INFO] [stdout]                 found enum `Result<String, Infallible>`
[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:72:40
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 return match rule.name.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:98:40
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 return match rule.name.as_slice() {
[INFO] [stdout]    |                                        ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Env` doesn't implement `std::fmt::Display`
[INFO] [stdout]   --> src/eval.rs:40:38
[INFO] [stdout]    |
[INFO] [stdout] 40 |         println!("Environment:\n{}", self.env);
[INFO] [stdout]    |                                      ^^^^^^^^ `Env` cannot be formatted with the default formatter
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::fmt::Display` is not implemented for `Env`
[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 `$crate::format_args_nl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Stm` doesn't implement `std::fmt::Display`
[INFO] [stdout]   --> src/eval.rs:50:52
[INFO] [stdout]    |
[INFO] [stdout] 50 |             _ => panic!("Unknown stm: {} in exec", stm)
[INFO] [stdout]    |                                                    ^^^ `Stm` cannot be formatted with the default formatter
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::fmt::Display` is not implemented for `Stm`
[INFO] [stdout]    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout]    = note: this error originates in the macro `$crate::const_format_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Vec<Stm>` doesn't implement `std::fmt::Display`
[INFO] [stdout]   --> src/main.rs:28:31
[INFO] [stdout]    |
[INFO] [stdout] 28 |     println!("Parsed:\n{}\n", stms);
[INFO] [stdout]    |                               ^^^^ `Vec<Stm>` cannot be formatted with the default formatter
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::fmt::Display` is not implemented for `Vec<Stm>`
[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` (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 `&'a String` in the current scope
[INFO] [stdout]   --> src/main.rs:41:19
[INFO] [stdout]    |
[INFO] [stdout] 41 |     for line in s.as_slice().lines_any() {
[INFO] [stdout]    |                   ^^^^^^^^ method not found in `&'a String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 51 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0308, E0412, E0425, E0432, E0433, E0463, E0599, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `Hut` due to 52 previous errors
[INFO] running `Command { std: "docker" "inspect" "67a78714b522d115142ad0fe5daf34488ff4f54c756a747bde547d082f701d5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67a78714b522d115142ad0fe5daf34488ff4f54c756a747bde547d082f701d5f", kill_on_drop: false }`
[INFO] [stdout] 67a78714b522d115142ad0fe5daf34488ff4f54c756a747bde547d082f701d5f