[INFO] cloning repository https://github.com/AngryBeltMan/Kitty-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AngryBeltMan/Kitty-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAngryBeltMan%2FKitty-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAngryBeltMan%2FKitty-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8857439f914db67f5f58b221b84c75a398588552
[INFO] testing AngryBeltMan/Kitty-lang against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAngryBeltMan%2FKitty-lang" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AngryBeltMan/Kitty-lang on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/AngryBeltMan/Kitty-lang
[INFO] finished tweaking git repo https://github.com/AngryBeltMan/Kitty-lang
[INFO] tweaked toml for git repo https://github.com/AngryBeltMan/Kitty-lang written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/AngryBeltMan/Kitty-lang 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" "+1.75.0" "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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1723b5d15267f036d099066ec44497d6e81e1a4f263fe7f9a3d0008ad6c49ad9
[INFO] running `Command { std: "docker" "start" "-a" "1723b5d15267f036d099066ec44497d6e81e1a4f263fe7f9a3d0008ad6c49ad9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1723b5d15267f036d099066ec44497d6e81e1a4f263fe7f9a3d0008ad6c49ad9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1723b5d15267f036d099066ec44497d6e81e1a4f263fe7f9a3d0008ad6c49ad9", kill_on_drop: false }`
[INFO] [stdout] 1723b5d15267f036d099066ec44497d6e81e1a4f263fe7f9a3d0008ad6c49ad9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0d2fa9494f6dc6aeec3ef86ac50d5441cbc7728f1ecdd610c159c289b00f3e8
[INFO] running `Command { std: "docker" "start" "-a" "a0d2fa9494f6dc6aeec3ef86ac50d5441cbc7728f1ecdd610c159c289b00f3e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling pest v2.6.0
[INFO] [stderr]    Compiling pest_meta v2.6.0
[INFO] [stderr]    Compiling pest_generator v2.6.0
[INFO] [stderr]    Compiling pest_derive v2.6.0
[INFO] [stderr]    Compiling kittylang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Pair`, `Pairs`
[INFO] [stdout]  --> src/main.rs:5:32
[INFO] [stdout]   |
[INFO] [stdout] 5 | use pest::{Parser, iterators::{Pairs, Pair}};
[INFO] [stdout]   |                                ^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Cell`
[INFO] [stdout]  --> src/main.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 |     cell::{RefCell,Cell},
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMapVar`
[INFO] [stdout]  --> src/compiler/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     HashMapVar,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `formatting::format_string`
[INFO] [stdout]  --> src/compiler/mod.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::{formatting::format_string, types::VarType, Rule};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Ref`
[INFO] [stdout]  --> src/compiler/mod.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     cell::{Ref, RefCell},
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::os::linux::raw::stat`
[INFO] [stdout]  --> src/compiler/if_statement.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::os::linux::raw::stat;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `std::os::linux::raw::stat`: these type aliases are no longer supported by the standard library, the `libc` crate on crates.io should be used instead for the correct definitions
[INFO] [stdout]  --> src/compiler/if_statement.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::os::linux::raw::stat;
[INFO] [stdout]   |                          ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_next_chunk)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kittylang` (bin "kittylang") due to 2 previous errors; 7 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "a0d2fa9494f6dc6aeec3ef86ac50d5441cbc7728f1ecdd610c159c289b00f3e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0d2fa9494f6dc6aeec3ef86ac50d5441cbc7728f1ecdd610c159c289b00f3e8", kill_on_drop: false }`
[INFO] [stdout] a0d2fa9494f6dc6aeec3ef86ac50d5441cbc7728f1ecdd610c159c289b00f3e8
