[INFO] fetching crate pi_cache 0.4.4...
[INFO] testing pi_cache-0.4.4 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate pi_cache 0.4.4 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate pi_cache 0.4.4
[INFO] finished tweaking crates.io crate pi_cache 0.4.4
[INFO] tweaked toml for crates.io crate pi_cache 0.4.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pi_cache 0.4.4 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 pi_cache 0.4.4 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 941d839646b2cc231e75932bfaf4e4fe0601cf87cc52d5143e74aff9c0697c33
[INFO] running `Command { std: "docker" "start" "-a" "941d839646b2cc231e75932bfaf4e4fe0601cf87cc52d5143e74aff9c0697c33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "941d839646b2cc231e75932bfaf4e4fe0601cf87cc52d5143e74aff9c0697c33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "941d839646b2cc231e75932bfaf4e4fe0601cf87cc52d5143e74aff9c0697c33", kill_on_drop: false }`
[INFO] [stdout] 941d839646b2cc231e75932bfaf4e4fe0601cf87cc52d5143e74aff9c0697c33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a14abfd016634f021fd46a3dce72eef69f1a85776ba03ca2699f81063e75cc91
[INFO] running `Command { std: "docker" "start" "-a" "a14abfd016634f021fd46a3dce72eef69f1a85776ba03ca2699f81063e75cc91", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling pi_null v0.1.12
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling pi_share v0.5.2
[INFO] [stderr]    Compiling byteorder v1.5.0
[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/pi_share-0.5.2/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(dispatch_from_dyn)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stdout] error[E0658]: use of unstable library feature `ptr_alignment_type`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pi_share-0.5.2/src/xrc.rs:3432:28
[INFO] [stdout]      |
[INFO] [stdout] 3432 |     layout.size() + layout.padding_needed_for(align)
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: see issue #102070 <https://github.com/rust-lang/rust/issues/102070> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pi_print_any v0.1.2
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pi_share-0.5.2/src/xrc.rs:3432:47
[INFO] [stdout]      |
[INFO] [stdout] 3432 |     layout.size() + layout.padding_needed_for(align)
[INFO] [stdout]      |                            ------------------ ^^^^^ expected `Alignment`, found `usize`
[INFO] [stdout]      |                            |
[INFO] [stdout]      |                            arguments to this method are incorrect
[INFO] [stdout]      |
[INFO] [stdout] note: method defined here
[INFO] [stdout]     --> /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/alloc/layout.rs:335:17
[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/pi_print_any-0.1.2/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(specialization)]
[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 `pi_print_any` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] Some errors have detailed explanations: E0308, E0554, E0658.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pi_share` (lib) due to 3 previous errors
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a14abfd016634f021fd46a3dce72eef69f1a85776ba03ca2699f81063e75cc91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a14abfd016634f021fd46a3dce72eef69f1a85776ba03ca2699f81063e75cc91", kill_on_drop: false }`
[INFO] [stdout] a14abfd016634f021fd46a3dce72eef69f1a85776ba03ca2699f81063e75cc91
