[INFO] cloning repository https://github.com/CayzerOK/THEngine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CayzerOK/THEngine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCayzerOK%2FTHEngine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCayzerOK%2FTHEngine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4a032be39e0f30ef615bcc9dad3a5616e33b029f
[INFO] testing CayzerOK/THEngine against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCayzerOK%2FTHEngine" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CayzerOK/THEngine on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CayzerOK/THEngine
[INFO] finished tweaking git repo https://github.com/CayzerOK/THEngine
[INFO] tweaked toml for git repo https://github.com/CayzerOK/THEngine written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/CayzerOK/THEngine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48e243cfe80e2cd90a09b45b57a281be3ffc8296de74972592f4bf6a99205bc2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "48e243cfe80e2cd90a09b45b57a281be3ffc8296de74972592f4bf6a99205bc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48e243cfe80e2cd90a09b45b57a281be3ffc8296de74972592f4bf6a99205bc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48e243cfe80e2cd90a09b45b57a281be3ffc8296de74972592f4bf6a99205bc2", kill_on_drop: false }`
[INFO] [stdout] 48e243cfe80e2cd90a09b45b57a281be3ffc8296de74972592f4bf6a99205bc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce54ce55ecdbe13f92dcc70ec0d2bf99698b35e2f64a8cce5a6771b0c1cbe471
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ce54ce55ecdbe13f92dcc70ec0d2bf99698b35e2f64a8cce5a6771b0c1cbe471", kill_on_drop: false }`
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]    Compiling instant v0.1.3
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling wayland-sys v0.23.6
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling ash v0.31.0
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]    Compiling wayland-commons v0.23.6
[INFO] [stderr]    Compiling calloop v0.4.4
[INFO] [stderr]    Compiling bincode v1.2.1
[INFO] [stderr]    Compiling smithay-client-toolkit v0.6.6
[INFO] [stderr]    Compiling winit v0.22.1
[INFO] [stderr]    Compiling train_head_engine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0423]: expected value, found built-in attribute `path`
[INFO] [stdout]   --> src/engine/config.rs:13:21
[INFO] [stdout]    |
[INFO] [stdout] 13 |         json::parse(path).unwrap()
[INFO] [stdout]    |                     ^^^^ not a value
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `engine::config::Config` in the current scope
[INFO] [stdout]   --> src/main.rs:11:40
[INFO] [stdout]    |
[INFO] [stdout] 11 |     const CONFIG : JsonValue = Config::new("Hello");
[INFO] [stdout]    |                                        ^^^ function or associated item not found in `engine::config::Config`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/engine/config.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub(crate) struct Config;
[INFO] [stdout]    | ------------------------- function or associated item `new` not found for this
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following trait defines an item `new`, perhaps you need to implement it:
[INFO] [stdout]            candidate #1: `parking_lot_core::thread_parker::ThreadParkerT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0369]: cannot add `str` to `&str`
[INFO] [stdout]  --> src/engine/config.rs:9:41
[INFO] [stdout]   |
[INFO] [stdout] 9 |         let mut f = File::open("config/"+*name)?;
[INFO] [stdout]   |                                ---------^----- str
[INFO] [stdout]   |                                |
[INFO] [stdout]   |                                &str
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a method that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]   --> src/engine/config.rs:9:21
[INFO] [stdout]    |
[INFO] [stdout] 8  | /     pub fn get(name:&str) -> JsonValue {
[INFO] [stdout] 9  | |         let mut f = File::open("config/"+*name)?;
[INFO] [stdout]    | |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a method that returns `json::JsonValue`
[INFO] [stdout] 10 | |         println!("{}", "config/"+*name);
[INFO] [stdout] 11 | |         let mut buffer = String::new();
[INFO] [stdout] 12 | |         f.read_to_string(&mut buffer)?;
[INFO] [stdout] 13 | |         json::parse(path).unwrap()
[INFO] [stdout] 14 | |     }
[INFO] [stdout]    | |_____- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::ops::Try` is not implemented for `json::JsonValue`
[INFO] [stdout]    = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0369]: cannot add `str` to `&str`
[INFO] [stdout]   --> src/engine/config.rs:10:33
[INFO] [stdout]    |
[INFO] [stdout] 10 |         println!("{}", "config/"+*name);
[INFO] [stdout]    |                        ---------^----- str
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        &str
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a method that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]   --> src/engine/config.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 8  | /     pub fn get(name:&str) -> JsonValue {
[INFO] [stdout] 9  | |         let mut f = File::open("config/"+*name)?;
[INFO] [stdout] 10 | |         println!("{}", "config/"+*name);
[INFO] [stdout] 11 | |         let mut buffer = String::new();
[INFO] [stdout] 12 | |         f.read_to_string(&mut buffer)?;
[INFO] [stdout]    | |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a method that returns `json::JsonValue`
[INFO] [stdout] 13 | |         json::parse(path).unwrap()
[INFO] [stdout] 14 | |     }
[INFO] [stdout]    | |_____- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::ops::Try` is not implemented for `json::JsonValue`
[INFO] [stdout]    = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0369, E0423, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `train_head_engine`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "ce54ce55ecdbe13f92dcc70ec0d2bf99698b35e2f64a8cce5a6771b0c1cbe471", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce54ce55ecdbe13f92dcc70ec0d2bf99698b35e2f64a8cce5a6771b0c1cbe471", kill_on_drop: false }`
[INFO] [stdout] ce54ce55ecdbe13f92dcc70ec0d2bf99698b35e2f64a8cce5a6771b0c1cbe471
