[INFO] fetching crate swc_magic 0.48.0...
[INFO] testing swc_magic-0.48.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate swc_magic 0.48.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate swc_magic 0.48.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate swc_magic 0.48.0
[INFO] tweaked toml for crates.io crate swc_magic 0.48.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate swc_magic 0.48.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate swc_magic 0.48.0 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-2025-10-28" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd52ae62f5d9bde96dc19fe1abb4c71b30ebc482aef1c7b8c21c746a3208d4d3
[INFO] running `Command { std: "docker" "start" "-a" "cd52ae62f5d9bde96dc19fe1abb4c71b30ebc482aef1c7b8c21c746a3208d4d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd52ae62f5d9bde96dc19fe1abb4c71b30ebc482aef1c7b8c21c746a3208d4d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd52ae62f5d9bde96dc19fe1abb4c71b30ebc482aef1c7b8c21c746a3208d4d3", kill_on_drop: false }`
[INFO] [stdout] cd52ae62f5d9bde96dc19fe1abb4c71b30ebc482aef1c7b8c21c746a3208d4d3
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1621ede73831e6c3d3cc33c4cd2651db72ea2c7c6b3efc6acfe993dd2e5ab28
[INFO] running `Command { std: "docker" "start" "-a" "e1621ede73831e6c3d3cc33c4cd2651db72ea2c7c6b3efc6acfe993dd2e5ab28", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling serde_core v1.0.226
[INFO] [stderr]    Compiling serde v1.0.226
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling better_scoped_tls v1.0.1
[INFO] [stderr]    Compiling swc_visit v2.0.1
[INFO] [stderr]    Compiling unicode-width v0.1.12
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling unicode-id-start v1.2.0
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling par-core v2.0.0
[INFO] [stderr]    Compiling ryu-js v1.0.1
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling swc_macros_common v1.0.1
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.226
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling ast_node v4.0.0
[INFO] [stderr]    Compiling from_variant v2.0.2
[INFO] [stderr]    Compiling swc_eq_ignore_macros v1.0.1
[INFO] [stderr]    Compiling is-macro v0.3.5
[INFO] [stderr]    Compiling string_enum v1.0.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.5
[INFO] [stderr]    Compiling yoke-derive v0.7.5
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling zerofrom v0.1.5
[INFO] [stderr]    Compiling yoke v0.7.5
[INFO] [stderr]    Compiling zerovec v0.10.4
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tinystr v0.7.6
[INFO] [stderr]    Compiling icu_collections v1.5.0
[INFO] [stderr]    Compiling icu_locid v1.5.0
[INFO] [stderr]    Compiling icu_provider v1.5.0
[INFO] [stderr]    Compiling triomphe v0.1.13
[INFO] [stderr]    Compiling num-bigint v0.4.5
[INFO] [stderr]    Compiling bytes-str v0.2.5
[INFO] [stderr]    Compiling hstr v3.0.1
[INFO] [stderr]    Compiling icu_locid_transform v1.5.0
[INFO] [stderr]    Compiling swc_atoms v8.0.1
[INFO] [stderr]    Compiling icu_properties v1.5.1
[INFO] [stderr]    Compiling icu_normalizer v1.5.0
[INFO] [stderr]    Compiling idna_adapter v1.2.0
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling swc_common v16.0.0
[INFO] [stderr]    Compiling swc_ecma_ast v17.0.0
[INFO] [stderr]    Compiling swc_ecma_visit v17.0.0
[INFO] [stderr]    Compiling swc_ecma_utils v23.0.0
[INFO] [stderr]    Compiling swc_magic v0.48.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `swc_magic` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e1621ede73831e6c3d3cc33c4cd2651db72ea2c7c6b3efc6acfe993dd2e5ab28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1621ede73831e6c3d3cc33c4cd2651db72ea2c7c6b3efc6acfe993dd2e5ab28", kill_on_drop: false }`
[INFO] [stdout] e1621ede73831e6c3d3cc33c4cd2651db72ea2c7c6b3efc6acfe993dd2e5ab28
