[INFO] cloning repository https://github.com/AaronC81/babble
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AaronC81/babble" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAaronC81%2Fbabble", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAaronC81%2Fbabble'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fc377006385115547f9912a66ede9c96a1790b10
[INFO] testing AaronC81/babble against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAaronC81%2Fbabble" "/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/AaronC81/babble 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] started tweaking git repo https://github.com/AaronC81/babble
[INFO] finished tweaking git repo https://github.com/AaronC81/babble
[INFO] tweaked toml for git repo https://github.com/AaronC81/babble written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/AaronC81/babble 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] 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] 6c276bb4863a2c5ac204920bacfce03169922c3bbdcdc7e954532b2ec98a33f0
[INFO] running `Command { std: "docker" "start" "-a" "6c276bb4863a2c5ac204920bacfce03169922c3bbdcdc7e954532b2ec98a33f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c276bb4863a2c5ac204920bacfce03169922c3bbdcdc7e954532b2ec98a33f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c276bb4863a2c5ac204920bacfce03169922c3bbdcdc7e954532b2ec98a33f0", kill_on_drop: false }`
[INFO] [stdout] 6c276bb4863a2c5ac204920bacfce03169922c3bbdcdc7e954532b2ec98a33f0
[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] 67a895546f1f0577eaae1778b17d53061f5cf4fcf7a5ef84b2b7672237525653
[INFO] running `Command { std: "docker" "start" "-a" "67a895546f1f0577eaae1778b17d53061f5cf4fcf7a5ef84b2b7672237525653", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.64
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling serde v1.0.171
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling thiserror v1.0.43
[INFO] [stderr]    Compiling rustix v0.38.3
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling rustix v0.37.23
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling bitflags v2.3.3
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.1
[INFO] [stderr]    Compiling anstyle v1.0.1
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.100
[INFO] [stderr]    Compiling askama_escape v0.10.3
[INFO] [stderr]    Compiling aho-corasick v1.0.2
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling clap_lex v0.5.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling syn v2.0.25
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling regex-syntax v0.7.3
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling itoa v1.0.8
[INFO] [stderr]    Compiling anstream v0.3.2
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling onig_sys v69.8.1
[INFO] [stderr]    Compiling ryu v1.0.14
[INFO] [stderr]    Compiling walkdir v2.3.3
[INFO] [stderr]    Compiling flate2 v1.0.26
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling home v0.5.5
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling humansize v1.1.1
[INFO] [stderr]    Compiling xdg v2.5.0
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling typed-arena v2.0.2
[INFO] [stderr]    Compiling shell-words v1.1.0
[INFO] [stderr]    Compiling entities v1.0.1
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling terminal_size v0.2.6
[INFO] [stderr]    Compiling regex-automata v0.3.2
[INFO] [stderr]    Compiling clap_builder v4.3.11
[INFO] [stderr]    Compiling serde_derive v1.0.171
[INFO] [stderr]    Compiling thiserror-impl v1.0.43
[INFO] [stderr]    Compiling clap_derive v4.3.2
[INFO] [stderr]    Compiling regex v1.9.1
[INFO] [stderr]    Compiling pest v2.7.0
[INFO] [stderr]    Compiling clap v4.3.11
[INFO] [stderr]    Compiling pest_meta v2.7.0
[INFO] [stderr]    Compiling onig v6.4.0
[INFO] [stderr]    Compiling pest_generator v2.7.0
[INFO] [stderr]    Compiling pest_derive v2.7.0
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling syntect v5.0.0
[INFO] [stderr]    Compiling askama_shared v0.12.2
[INFO] [stderr]    Compiling comrak v0.15.0
[INFO] [stderr]    Compiling askama_derive v0.11.2
[INFO] [stderr]    Compiling askama v0.11.1
[INFO] [stderr]    Compiling babble v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(never_type)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(assert_matches)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(result_flattening)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(let_chains)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(type_name_of_val)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(trait_upcasting)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/parser/pattern.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Literal`
[INFO] [stdout]  --> src/parser/traits.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{Node, NodeKind, Literal, SugarNodeKind};
[INFO] [stdout]   |                             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BlockParameters`
[INFO] [stdout]  --> src/interpreter/value.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::parser::{BlockParameters, Literal};
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::HashMap`
[INFO] [stdout]  --> src/interpreter/block.rs:6:38
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::{sync::atomic::AtomicUsize, collections::HashMap, hash::{Hasher, Hash}};
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `InterpreterErrorKind`, `InterpreterResult`, `Interpreter`, `LocalVariable`, `StackFrameContext`, `StackFrame`, `Value`
[INFO] [stdout]   --> src/interpreter/block.rs:10:23
[INFO] [stdout]    |
[INFO] [stdout] 10 | ...Ref, InterpreterResult, Interpreter, InterpreterErrorKind, StackFrame, StackFrameContext, LocalVariableRef, LocalVariable, Value, inst...
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^^^^^^                    ^^^^^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `InterpreterErrorKind`, `LocalVariable`, `StackFrameContext`, `StackFrame`
[INFO] [stdout]  --> src/interpreter/method.rs:7:55
[INFO] [stdout]   |
[INFO] [stdout] 7 | use super::{Interpreter, ValueRef, InterpreterResult, InterpreterErrorKind, StackFrame, StackFrameContext, LocalVariable, instruction::In...
[INFO] [stdout]   |                                                       ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `any::Any`, `sync::RwLock`
[INFO] [stdout]  --> src/interpreter/stdlib.rs:7:26
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::{process::exit, sync::RwLock, fs::File, io::{Read, Write}, any::Any, hash::{Hash, Hasher}, collections::hash_map::DefaultHasher};
[INFO] [stdout]   |                          ^^^^^^^^^^^^                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SendMessageComponents`, `SendMessageParameter`
[INFO] [stdout]  --> src/interpreter/stdlib.rs:9:58
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::{interpreter::{Type, Method, Value}, parser::{SendMessageComponents, SendMessageParameter}, source::SourceFile};
[INFO] [stdout]   |                                                          ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ValueRef`
[INFO] [stdout]   --> src/interpreter/stdlib.rs:11:161
[INFO] [stdout]    |
[INFO] [stdout] 11 | ...eCoreMixinDeriveBuilder, InterpreterError, DocumentationState, ValueRef, PrimitiveValue, Variant};
[INFO] [stdout]    |                                                                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::source::SourceFile`
[INFO] [stdout]  --> src/interpreter/mixin_derive.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::source::SourceFile;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Method`, `Value`
[INFO] [stdout]  --> src/interpreter/mixin_derive.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 8 | use super::{Type, Method, Value, Interpreter};
[INFO] [stdout]   |                   ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(assert_matches)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(result_flattening)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(type_name_of_val)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(test)]
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 12 previous errors; 11 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 `babble` (bin "babble") due to 13 previous errors; 11 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "67a895546f1f0577eaae1778b17d53061f5cf4fcf7a5ef84b2b7672237525653", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67a895546f1f0577eaae1778b17d53061f5cf4fcf7a5ef84b2b7672237525653", kill_on_drop: false }`
[INFO] [stdout] 67a895546f1f0577eaae1778b17d53061f5cf4fcf7a5ef84b2b7672237525653
