[INFO] fetching crate dep-obj 0.38.4...
[INFO] testing dep-obj-0.38.4 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate dep-obj 0.38.4 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate dep-obj 0.38.4
[INFO] finished tweaking crates.io crate dep-obj 0.38.4
[INFO] tweaked toml for crates.io crate dep-obj 0.38.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dep-obj 0.38.4 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate dep-obj 0.38.4 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27c977d8bdf28ee12d2de87bd23c724ff714b73343adec489bc90032ca09a8b1
[INFO] running `Command { std: "docker" "start" "-a" "27c977d8bdf28ee12d2de87bd23c724ff714b73343adec489bc90032ca09a8b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27c977d8bdf28ee12d2de87bd23c724ff714b73343adec489bc90032ca09a8b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27c977d8bdf28ee12d2de87bd23c724ff714b73343adec489bc90032ca09a8b1", kill_on_drop: false }`
[INFO] [stdout] 27c977d8bdf28ee12d2de87bd23c724ff714b73343adec489bc90032ca09a8b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af6d4ca988461e42fa807e70875c1547d2fa687612edc767b948ef40e8700531
[INFO] running `Command { std: "docker" "start" "-a" "af6d4ca988461e42fa807e70875c1547d2fa687612edc767b948ef40e8700531", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling indoc v1.0.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling generics v0.4.4
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling miniz_oxide v0.5.3
[INFO] [stderr]    Compiling panicking v0.1.1
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling components-arena-traits v1.0.1
[INFO] [stderr]    Compiling composable-allocators v0.1.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/components-arena-traits-1.0.1/src/lib.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature="nightly", feature(const_trait_impl))]
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `ComponentId` which is not `const`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/components-arena-traits-1.0.1/src/nightly.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | impl const ComponentId for RawId {
[INFO] [stdout]   |            ^^^^^^^^^^^ this trait is not `const`
[INFO] [stdout]   |
[INFO] [stdout]   = note: marking a trait with `const` ensures all default method bodies are `const`
[INFO] [stdout]   = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `ComponentId` which is not `const`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/components-arena-traits-1.0.1/src/nightly.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | impl const ComponentId for () {
[INFO] [stdout]   |            ^^^^^^^^^^^ this trait is not `const`
[INFO] [stdout]   |
[INFO] [stdout]   = note: marking a trait with `const` ensures all default method bodies are `const`
[INFO] [stdout]   = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `ComponentId` which is not `const`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/components-arena-traits-1.0.1/src/nightly.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl const ComponentId for usize {
[INFO] [stdout]    |            ^^^^^^^^^^^ this trait is not `const`
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `const` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/memoffset-0.6.5/src/lib.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     feature(const_ptr_offset_from, const_refs_to_cell)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `const_refs_to_cell` has been stable since `1.83.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `memoffset` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/composable-allocators-0.1.0/src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(allocator_api)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/composable-allocators-0.1.0/src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(const_trait_impl)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/composable-allocators-0.1.0/src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(never_type)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/composable-allocators-0.1.0/src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(nonnull_slice_from_raw_parts)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/composable-allocators-0.1.0/src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(slice_ptr_get)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/composable-allocators-0.1.0/src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(slice_ptr_len)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `components-arena-traits` (lib) due to 4 previous errors
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_default`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/composable-allocators-0.1.0/src/limited_up_to.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 | > const Default for CtParams<LAYOUT_SIZE, LAYOUT_ALIGN> {
[INFO] [stdout]    |         ^^^^^^^ trait is not stable as const yet
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #143894 <https://github.com/rust-lang/rust/issues/143894> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_default`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/composable-allocators-0.1.0/src/global.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | impl const Default for Global {
[INFO] [stdout]   |            ^^^^^^^ trait is not stable as const yet
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #143894 <https://github.com/rust-lang/rust/issues/143894> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_default`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/composable-allocators-0.1.0/src/non_working.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | impl const Default for NonWorking {
[INFO] [stdout]   |            ^^^^^^^ trait is not stable as const yet
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #143894 <https://github.com/rust-lang/rust/issues/143894> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_default`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/composable-allocators-0.1.0/src/stacked.rs:26:34
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl<const BUF_LEN: usize> const Default for CtParams<BUF_LEN> {
[INFO] [stdout]    |                                  ^^^^^^^ trait is not stable as const yet
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #143894 <https://github.com/rust-lang/rust/issues/143894> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_default`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/composable-allocators-0.1.0/src/freelist.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl const Default for NoLimit {
[INFO] [stdout]    |            ^^^^^^^ trait is not stable as const yet
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #143894 <https://github.com/rust-lang/rust/issues/143894> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_default`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/composable-allocators-0.1.0/src/freelist.rs:43:32
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl<const LIMIT: usize> const Default for FixedCtLimit<LIMIT> {
[INFO] [stdout]    |                                ^^^^^^^ trait is not stable as const yet
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #143894 <https://github.com/rust-lang/rust/issues/143894> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_default`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/composable-allocators-0.1.0/src/freelist.rs:136:9
[INFO] [stdout]     |
[INFO] [stdout] 136 | > const Default for CtParams<LAYOUT_SIZE, LAYOUT_ALIGN, TOLERANCE_SIZE, TOLERANCE_ALIGN, Limit> {
[INFO] [stdout]     |         ^^^^^^^ trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143894 <https://github.com/rust-lang/rust/issues/143894> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_default`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/composable-allocators-0.1.0/src/freelist.rs:135:32
[INFO] [stdout]     |
[INFO] [stdout] 135 |     Limit: LimitParam + ~const Default,
[INFO] [stdout]     |                         ------ ^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143894 <https://github.com/rust-lang/rust/issues/143894> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Params` which is not `const`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/composable-allocators-0.1.0/src/limited_up_to.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 | > const Params for CtParams<LAYOUT_SIZE, LAYOUT_ALIGN> {
[INFO] [stdout]    |         ^^^^^^ this trait is not `const`
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `const` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Params` which is not `const`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/composable-allocators-0.1.0/src/stacked.rs:30:41
[INFO] [stdout]    |
[INFO] [stdout] 30 | unsafe impl<const BUF_LEN: usize> const Params for CtParams<BUF_LEN> {
[INFO] [stdout]    |                                         ^^^^^^ this trait is not `const`
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `const` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Params` which is not `const`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/composable-allocators-0.1.0/src/freelist.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 146 | > const Params for CtParams<LAYOUT_SIZE, LAYOUT_ALIGN, TOLERANCE_SIZE, TOLERANCE_ALIGN, Limit> {
[INFO] [stdout]     |         ^^^^^^ this trait is not `const`
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `const` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Default` is not yet stable as a const trait
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/composable-allocators-0.1.0/src/freelist.rs:137:38
[INFO] [stdout]     |
[INFO] [stdout] 137 |     fn default() -> Self { Self::new(Limit::default()) }
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `composable-allocators` (lib) due to 18 previous errors
[INFO] running `Command { std: "docker" "inspect" "af6d4ca988461e42fa807e70875c1547d2fa687612edc767b948ef40e8700531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af6d4ca988461e42fa807e70875c1547d2fa687612edc767b948ef40e8700531", kill_on_drop: false }`
[INFO] [stdout] af6d4ca988461e42fa807e70875c1547d2fa687612edc767b948ef40e8700531
