[INFO] fetching crate perl-parser-core 0.12.2...
[INFO] testing perl-parser-core-0.12.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate perl-parser-core 0.12.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate perl-parser-core 0.12.2
[INFO] finished tweaking crates.io crate perl-parser-core 0.12.2
[INFO] tweaked toml for crates.io crate perl-parser-core 0.12.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate perl-parser-core 0.12.2 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate perl-parser-core 0.12.2 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c3cb8f1a3e6e60d84ae33b257fc86539745e539588d82ca4aee2248a11eabaa
[INFO] running `Command { std: "docker" "start" "-a" "2c3cb8f1a3e6e60d84ae33b257fc86539745e539588d82ca4aee2248a11eabaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c3cb8f1a3e6e60d84ae33b257fc86539745e539588d82ca4aee2248a11eabaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c3cb8f1a3e6e60d84ae33b257fc86539745e539588d82ca4aee2248a11eabaa", kill_on_drop: false }`
[INFO] [stdout] 2c3cb8f1a3e6e60d84ae33b257fc86539745e539588d82ca4aee2248a11eabaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d76924cd2d42b6f22d43c02b94efc6b256702ebd447a75e337c24d10358e748
[INFO] running `Command { std: "docker" "start" "-a" "0d76924cd2d42b6f22d43c02b94efc6b256702ebd447a75e337c24d10358e748", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling str_indices v0.4.4
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling perl-token v0.12.2
[INFO] [stderr]    Compiling phf_shared v0.13.1
[INFO] [stderr]    Compiling perl-keywords v0.12.2
[INFO] [stderr]    Compiling perl-quote v0.12.2
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling ropey v1.6.1
[INFO] [stderr]    Compiling phf_generator v0.13.1
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling phf_macros v0.13.1
[INFO] [stderr]    Compiling phf v0.13.1
[INFO] [stderr]    Compiling perl-builtins-phf v0.12.2
[INFO] [stderr]    Compiling perl-builtins v0.12.2
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling perl-regex v0.12.2
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling perl-position-tracking v0.12.2
[INFO] [stderr]    Compiling perl-ast-v2 v0.12.2
[INFO] [stderr]    Compiling perl-lexer v0.12.2
[INFO] [stderr]    Compiling perl-heredoc v0.12.2
[INFO] [stderr]    Compiling perl-edit v0.12.2
[INFO] [stderr]    Compiling perl-ast v0.12.2
[INFO] [stderr]    Compiling perl-error v0.12.2
[INFO] [stderr]    Compiling perl-pragma v0.12.2
[INFO] [stderr]    Compiling perl-tokenizer v0.12.2
[INFO] [stderr]    Compiling perl-parser-core v0.12.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.44s
[INFO] running `Command { std: "docker" "inspect" "0d76924cd2d42b6f22d43c02b94efc6b256702ebd447a75e337c24d10358e748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d76924cd2d42b6f22d43c02b94efc6b256702ebd447a75e337c24d10358e748", kill_on_drop: false }`
[INFO] [stdout] 0d76924cd2d42b6f22d43c02b94efc6b256702ebd447a75e337c24d10358e748
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48be00baea1ceaed65c6d9dbbaa4cc1490ae9b8e05a7008b4282ea87994426a0
[INFO] running `Command { std: "docker" "start" "-a" "48be00baea1ceaed65c6d9dbbaa4cc1490ae9b8e05a7008b4282ea87994426a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling perl-parser-core v0.12.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `perl_tdd_support`
[INFO] [stdout]   --> src/engine/parser/builtin_block_list_tests.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     use perl_tdd_support::must;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `perl_tdd_support`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `perl_tdd_support`, use `cargo add perl_tdd_support` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `perl_tdd_support`
[INFO] [stdout]  --> src/engine/parser/complex_args_tests.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     use perl_tdd_support::must;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `perl_tdd_support`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `perl_tdd_support`, use `cargo add perl_tdd_support` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `perl_tdd_support`
[INFO] [stdout]  --> src/engine/parser/error_recovery_tests.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use perl_tdd_support::must;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `perl_tdd_support`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `perl_tdd_support`, use `cargo add perl_tdd_support` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `perl_tdd_support`
[INFO] [stdout]   --> src/engine/parser/for_builtin_block_tests.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     use perl_tdd_support::must;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `perl_tdd_support`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `perl_tdd_support`, use `cargo add perl_tdd_support` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `perl_tdd_support`
[INFO] [stdout]  --> src/engine/parser/from_tokens_tests.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use perl_tdd_support::must;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `perl_tdd_support`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `perl_tdd_support`, use `cargo add perl_tdd_support` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `perl_tdd_support`
[INFO] [stdout]  --> src/engine/parser/hash_vs_block_tests.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     use perl_tdd_support::must;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `perl_tdd_support`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `perl_tdd_support`, use `cargo add perl_tdd_support` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `perl_tdd_support`
[INFO] [stdout]  --> src/engine/parser/indirect_call_tests.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     use perl_tdd_support::must;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `perl_tdd_support`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `perl_tdd_support`, use `cargo add perl_tdd_support` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `perl_tdd_support`
[INFO] [stdout]  --> src/engine/parser/slash_ambiguity_tests.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     use perl_tdd_support::must;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `perl_tdd_support`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `perl_tdd_support`, use `cargo add perl_tdd_support` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `perl_tdd_support`
[INFO] [stdout]  --> src/engine/parser/statement_modifier_tests.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use perl_tdd_support::must;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `perl_tdd_support`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `perl_tdd_support`, use `cargo add perl_tdd_support` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `perl_tdd_support`
[INFO] [stdout]  --> src/engine/parser/tests.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use perl_tdd_support::{must, must_some};
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `perl_tdd_support`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `perl_tdd_support`, use `cargo add perl_tdd_support` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `perl_tdd_support`
[INFO] [stdout]  --> src/engine/parser/use_overload_tests.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use perl_tdd_support::must;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `perl_tdd_support`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `perl_tdd_support`, use `cargo add perl_tdd_support` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `perl_tdd_support`
[INFO] [stdout]  --> src/engine/parser/x_repetition_tests.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use perl_tdd_support::must;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `perl_tdd_support`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `perl_tdd_support`, use `cargo add perl_tdd_support` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `perl_tdd_support`
[INFO] [stdout]    --> src/engine/parser_context.rs:274:9
[INFO] [stdout]     |
[INFO] [stdout] 274 |     use perl_tdd_support::must_some;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `perl_tdd_support`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `perl_tdd_support`, use `cargo add perl_tdd_support` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `perl_tdd_support`
[INFO] [stdout]    --> src/engine/parser/variables.rs:967:9
[INFO] [stdout]     |
[INFO] [stdout] 967 |     use perl_tdd_support::{must, must_some};
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `perl_tdd_support`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `perl_tdd_support`, use `cargo add perl_tdd_support` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: can't compare `Vec<std::string::String>` with `&Vec<std::string::String>`
[INFO] [stdout]   --> src/engine/parser/tests.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |             assert_eq!(attributes, &vec!["lvalue".to_string(), "prototype($self)".to_string()]);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no implementation for `Vec<std::string::String> == &Vec<std::string::String>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `PartialEq<&Vec<std::string::String>>` is not implemented for `Vec<std::string::String>`
[INFO] [stdout]    = help: the following other types implement trait `PartialEq<Rhs>`:
[INFO] [stdout]              `Vec<T, A1>` implements `PartialEq<Vec<U, A2>>`
[INFO] [stdout]              `Vec<T, A>` implements `PartialEq<&[U; N]>`
[INFO] [stdout]              `Vec<T, A>` implements `PartialEq<&[U]>`
[INFO] [stdout]              `Vec<T, A>` implements `PartialEq<&mut [U]>`
[INFO] [stdout]              `Vec<T, A>` implements `PartialEq<[U; N]>`
[INFO] [stdout]              `Vec<T, A>` implements `PartialEq<[U]>`
[INFO] [stdout]              `Vec<u8>` implements `PartialEq<ByteStr>`
[INFO] [stdout]              `Vec<u8>` implements `PartialEq<ByteString>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: can't compare `Vec<std::string::String>` with `&Vec<std::string::String>`
[INFO] [stdout]   --> src/engine/parser/tests.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |             assert_eq!(attributes, &vec!["lvalue".to_string()]);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no implementation for `Vec<std::string::String> == &Vec<std::string::String>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `PartialEq<&Vec<std::string::String>>` is not implemented for `Vec<std::string::String>`
[INFO] [stdout]    = help: the following other types implement trait `PartialEq<Rhs>`:
[INFO] [stdout]              `Vec<T, A1>` implements `PartialEq<Vec<U, A2>>`
[INFO] [stdout]              `Vec<T, A>` implements `PartialEq<&[U; N]>`
[INFO] [stdout]              `Vec<T, A>` implements `PartialEq<&[U]>`
[INFO] [stdout]              `Vec<T, A>` implements `PartialEq<&mut [U]>`
[INFO] [stdout]              `Vec<T, A>` implements `PartialEq<[U; N]>`
[INFO] [stdout]              `Vec<T, A>` implements `PartialEq<[U]>`
[INFO] [stdout]              `Vec<u8>` implements `PartialEq<ByteStr>`
[INFO] [stdout]              `Vec<u8>` implements `PartialEq<ByteString>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `perl-parser-core` (lib test) due to 16 previous errors
[INFO] running `Command { std: "docker" "inspect" "48be00baea1ceaed65c6d9dbbaa4cc1490ae9b8e05a7008b4282ea87994426a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48be00baea1ceaed65c6d9dbbaa4cc1490ae9b8e05a7008b4282ea87994426a0", kill_on_drop: false }`
[INFO] [stdout] 48be00baea1ceaed65c6d9dbbaa4cc1490ae9b8e05a7008b4282ea87994426a0
