[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] checking CayzerOK/THEngine against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCayzerOK%2FTHEngine" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CayzerOK/THEngine on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-9/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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded instant v0.1.3
[INFO] [stderr]   Downloaded winit v0.22.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f80782184244c0946b8c5c98e7307d1c23d0b88ad8925998ef7860940798081d
[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" "f80782184244c0946b8c5c98e7307d1c23d0b88ad8925998ef7860940798081d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f80782184244c0946b8c5c98e7307d1c23d0b88ad8925998ef7860940798081d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f80782184244c0946b8c5c98e7307d1c23d0b88ad8925998ef7860940798081d", kill_on_drop: false }`
[INFO] [stdout] f80782184244c0946b8c5c98e7307d1c23d0b88ad8925998ef7860940798081d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62a7caeab8429e3ffc5c4bb7ea3a4a733bfc05cc2388752a17b36eb246a756c6
[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" "62a7caeab8429e3ffc5c4bb7ea3a4a733bfc05cc2388752a17b36eb246a756c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking downcast-rs v1.1.1
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]     Checking instant v0.1.3
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking ash v0.31.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.6
[INFO] [stderr]     Checking winit v0.22.1
[INFO] [stderr]     Checking 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[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 `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 `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 `FromResidual`)
[INFO] [stdout]    --> src/engine/config.rs:9:48
[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 `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 `FromResidual<Result<Infallible, std::io::Error>>` is not implemented for `JsonValue`
[INFO] [stdout] note: required by `from_residual`
[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 `FromResidual`)
[INFO] [stdout]    --> src/engine/config.rs:12:38
[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 `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 `FromResidual<Result<Infallible, std::io::Error>>` is not implemented for `JsonValue`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `train_head_engine` due to 7 previous errors
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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] [stdout] error[E0599]: no function or associated item named `new` found for struct `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 `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 `FromResidual`)
[INFO] [stdout]    --> src/engine/config.rs:9:48
[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 `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 `FromResidual<Result<Infallible, std::io::Error>>` is not implemented for `JsonValue`
[INFO] [stdout] note: required by `from_residual`
[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 `FromResidual`)
[INFO] [stdout]    --> src/engine/config.rs:12:38
[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 `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 `FromResidual<Result<Infallible, std::io::Error>>` is not implemented for `JsonValue`
[INFO] [stdout] note: required by `from_residual`
[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: build failed
[INFO] running `Command { std: "docker" "inspect" "62a7caeab8429e3ffc5c4bb7ea3a4a733bfc05cc2388752a17b36eb246a756c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62a7caeab8429e3ffc5c4bb7ea3a4a733bfc05cc2388752a17b36eb246a756c6", kill_on_drop: false }`
[INFO] [stdout] 62a7caeab8429e3ffc5c4bb7ea3a4a733bfc05cc2388752a17b36eb246a756c6
