[INFO] cloning repository https://github.com/TuckerBMorgan/gymnasium
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TuckerBMorgan/gymnasium" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTuckerBMorgan%2Fgymnasium", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTuckerBMorgan%2Fgymnasium'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e1fa0a6704c63e18fc6a2013b6ab66c5b991f99
[INFO] checking TuckerBMorgan/gymnasium against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTuckerBMorgan%2Fgymnasium" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TuckerBMorgan/gymnasium 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/TuckerBMorgan/gymnasium
[INFO] finished tweaking git repo https://github.com/TuckerBMorgan/gymnasium
[INFO] tweaked toml for git repo https://github.com/TuckerBMorgan/gymnasium written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/TuckerBMorgan/gymnasium 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8684411bb8d78089106bbcf8d7ce618d03eb8a08c3e41d75f996a63c3a04a55
[INFO] running `Command { std: "docker" "start" "-a" "f8684411bb8d78089106bbcf8d7ce618d03eb8a08c3e41d75f996a63c3a04a55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8684411bb8d78089106bbcf8d7ce618d03eb8a08c3e41d75f996a63c3a04a55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8684411bb8d78089106bbcf8d7ce618d03eb8a08c3e41d75f996a63c3a04a55", kill_on_drop: false }`
[INFO] [stdout] f8684411bb8d78089106bbcf8d7ce618d03eb8a08c3e41d75f996a63c3a04a55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60d686352f411eb22b127dfa1fa451fe7ce639839eaa960ed7211ec1dc96c8a0
[INFO] running `Command { std: "docker" "start" "-a" "60d686352f411eb22b127dfa1fa451fe7ce639839eaa960ed7211ec1dc96c8a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking smallvec v1.5.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]    Compiling nom v6.0.1
[INFO] [stderr]    Compiling wayland-sys v0.27.0
[INFO] [stderr]    Compiling xkbcommon-sys v0.7.4
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling minifb v0.19.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling wayland-scanner v0.27.0
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking xkb v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling wayland-client v0.27.0
[INFO] [stderr]    Compiling wayland-protocols v0.27.0
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking wayland-commons v0.27.0
[INFO] [stderr]     Checking wayland-cursor v0.27.0
[INFO] [stderr]     Checking gymnasium v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unknown start of token: `
[INFO] [stdout]    --> src/acrobot.rs:193:11
[INFO] [stdout]     |
[INFO] [stdout] 193 |         }z`
[INFO] [stdout]     |           ^
[INFO] [stdout]     |
[INFO] [stdout] help: Unicode character '`' (Grave Accent) looks like ''' (Single Quote), but it is not
[INFO] [stdout]     |
[INFO] [stdout] 193 |         }z'
[INFO] [stdout]     |           ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: `
[INFO] [stdout]    --> src/acrobot.rs:193:11
[INFO] [stdout]     |
[INFO] [stdout] 193 |         }z`
[INFO] [stdout]     |           ^
[INFO] [stdout]     |
[INFO] [stdout] help: Unicode character '`' (Grave Accent) looks like ''' (Single Quote), but it is not
[INFO] [stdout]     |
[INFO] [stdout] 193 |         }z'
[INFO] [stdout]     |           ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found `let` statement
[INFO] [stdout]    --> src/acrobot.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let world_transform = Renderer::create_transform((0, 1000 * ), scale: f32, rotation: f32)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found `)`
[INFO] [stdout]    --> src/acrobot.rs:186:69
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let world_transform = Renderer::create_transform((0, 1000 * ), scale: f32, rotation: f32)
[INFO] [stdout]     |                                                                     ^ expected expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found `:`
[INFO] [stdout]    --> src/acrobot.rs:186:77
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let world_transform = Renderer::create_transform((0, 1000 * ), scale: f32, rotation: f32)
[INFO] [stdout]     |                                                                             ^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected `;`, found keyword `for`
[INFO] [stdout]    --> src/acrobot.rs:186:98
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let world_transform = Renderer::create_transform((0, 1000 * ), scale: f32, rotation: f32)
[INFO] [stdout]     |                                                                                                  ^ help: add `;` here
[INFO] [stdout] 187 |
[INFO] [stdout] 188 |         for i in 0..1 {
[INFO] [stdout]     |         --- unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected `;`, found keyword `self`
[INFO] [stdout]    --> src/acrobot.rs:193:11
[INFO] [stdout]     |
[INFO] [stdout] 193 |         }z`
[INFO] [stdout]     |           ^ help: add `;` here
[INFO] [stdout] 194 |
[INFO] [stdout] 195 |         self.renderer.render();
[INFO] [stdout]     |         ---- unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found `let` statement
[INFO] [stdout]    --> src/acrobot.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let world_transform = Renderer::create_transform((0, 1000 * ), scale: f32, rotation: f32)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found `)`
[INFO] [stdout]    --> src/acrobot.rs:186:69
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let world_transform = Renderer::create_transform((0, 1000 * ), scale: f32, rotation: f32)
[INFO] [stdout]     |                                                                     ^ expected expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found `:`
[INFO] [stdout]    --> src/acrobot.rs:186:77
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let world_transform = Renderer::create_transform((0, 1000 * ), scale: f32, rotation: f32)
[INFO] [stdout]     |                                                                             ^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected `;`, found keyword `for`
[INFO] [stdout]    --> src/acrobot.rs:186:98
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let world_transform = Renderer::create_transform((0, 1000 * ), scale: f32, rotation: f32)
[INFO] [stdout]     |                                                                                                  ^ help: add `;` here
[INFO] [stdout] 187 |
[INFO] [stdout] 188 |         for i in 0..1 {
[INFO] [stdout]     |         --- unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected `;`, found keyword `self`
[INFO] [stdout]    --> src/acrobot.rs:193:11
[INFO] [stdout]     |
[INFO] [stdout] 193 |         }z`
[INFO] [stdout]     |           ^ help: add `;` here
[INFO] [stdout] 194 |
[INFO] [stdout] 195 |         self.renderer.render();
[INFO] [stdout]     |         ---- unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `let` expressions are not supported here
[INFO] [stdout]    --> src/acrobot.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let world_transform = Renderer::create_transform((0, 1000 * ), scale: f32, rotation: f32)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: only supported directly in conditions of `if` and `while` expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `let` expressions are not supported here
[INFO] [stdout]    --> src/acrobot.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let world_transform = Renderer::create_transform((0, 1000 * ), scale: f32, rotation: f32)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: only supported directly in conditions of `if` and `while` expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `let` expressions in this position are unstable
[INFO] [stdout]    --> src/acrobot.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let world_transform = Renderer::create_transform((0, 1000 * ), scale: f32, rotation: f32)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #53667 <https://github.com/rust-lang/rust/issues/53667> for more information
[INFO] [stdout]     = help: add `#![feature(let_chains)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::renderer::*`
[INFO] [stdout]  --> src/frozen_lake.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::renderer::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `let` expressions in this position are unstable
[INFO] [stdout]    --> src/acrobot.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let world_transform = Renderer::create_transform((0, 1000 * ), scale: f32, rotation: f32)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #53667 <https://github.com/rust-lang/rust/issues/53667> for more information
[INFO] [stdout]     = help: add `#![feature(let_chains)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Key`
[INFO] [stdout]  --> src/renderer.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | use minifb::{Key, Window, WindowOptions};
[INFO] [stdout]   |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::renderer::*`
[INFO] [stdout]  --> src/frozen_lake.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::renderer::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Key`
[INFO] [stdout]  --> src/renderer.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | use minifb::{Key, Window, WindowOptions};
[INFO] [stdout]   |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gymnasium` (lib test) due to 9 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `gymnasium` (lib) due to 9 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "60d686352f411eb22b127dfa1fa451fe7ce639839eaa960ed7211ec1dc96c8a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60d686352f411eb22b127dfa1fa451fe7ce639839eaa960ed7211ec1dc96c8a0", kill_on_drop: false }`
[INFO] [stdout] 60d686352f411eb22b127dfa1fa451fe7ce639839eaa960ed7211ec1dc96c8a0
