[INFO] fetching crate rkyv_codec 0.5.0...
[INFO] testing rkyv_codec-0.5.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rkyv_codec 0.5.0 into /workspace/builds/worker-1-tc2/source
[INFO] removed /workspace/builds/worker-1-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate rkyv_codec 0.5.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rkyv_codec 0.5.0
[INFO] tweaked toml for crates.io crate rkyv_codec 0.5.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rkyv_codec 0.5.0 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 rkyv_codec 0.5.0 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-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-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] 562ce31a352e47261267c1afd0e99d31b91625267623ee6a440ad44a50b99be2
[INFO] running `Command { std: "docker" "start" "-a" "562ce31a352e47261267c1afd0e99d31b91625267623ee6a440ad44a50b99be2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "562ce31a352e47261267c1afd0e99d31b91625267623ee6a440ad44a50b99be2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "562ce31a352e47261267c1afd0e99d31b91625267623ee6a440ad44a50b99be2", kill_on_drop: false }`
[INFO] [stdout] 562ce31a352e47261267c1afd0e99d31b91625267623ee6a440ad44a50b99be2
[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] 53536574dd537812241f0990d663445ea563f4bfb37d7f8b6c0eb65f78383801
[INFO] running `Command { std: "docker" "start" "-a" "53536574dd537812241f0990d663445ea563f4bfb37d7f8b6c0eb65f78383801", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling thiserror-core v1.0.50
[INFO] [stderr]    Compiling hashbrown v0.15.3
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling ptr_meta_derive v0.3.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling bytecheck_derive v0.8.1
[INFO] [stderr]    Compiling munge_macro v0.4.4
[INFO] [stderr]    Compiling rkyv_derive v0.8.10
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling thiserror-core-impl v1.0.50
[INFO] [stderr]    Compiling munge v0.4.4
[INFO] [stderr]    Compiling ptr_meta v0.3.0
[INFO] [stderr]    Compiling rancor v0.1.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling bytecheck v0.8.1
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling rend v0.5.2
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling asynchronous-codec v0.7.0
[INFO] [stderr]    Compiling unsigned-varint v0.8.0
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling rkyv v0.8.10
[INFO] [stderr]    Compiling rkyv_codec v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.18s
[INFO] running `Command { std: "docker" "inspect" "53536574dd537812241f0990d663445ea563f4bfb37d7f8b6c0eb65f78383801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53536574dd537812241f0990d663445ea563f4bfb37d7f8b6c0eb65f78383801", kill_on_drop: false }`
[INFO] [stdout] 53536574dd537812241f0990d663445ea563f4bfb37d7f8b6c0eb65f78383801
[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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77eb8fa0e081ec24b053731b2b464975013fd9344824f2e32324450bf5719e8f
[INFO] running `Command { std: "docker" "start" "-a" "77eb8fa0e081ec24b053731b2b464975013fd9344824f2e32324450bf5719e8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling async-executor v1.13.2
[INFO] [stderr]    Compiling async-channel v2.3.1
[INFO] [stderr]    Compiling async-lock v3.4.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling convert_case v0.7.1
[INFO] [stderr]    Compiling blocking v1.6.1
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling litrs v0.4.1
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling clap_builder v4.5.39
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling document-features v0.2.11
[INFO] [stderr]    Compiling signal-hook-mio v0.2.4
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]    Compiling thingbuf v0.1.6
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling unty v0.0.4
[INFO] [stderr]    Compiling unicode-width v0.2.0
[INFO] [stderr]    Compiling clap v4.5.39
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling async-broadcast v0.7.2
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]    Compiling unsigned-varint v0.8.0
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling bincode v2.0.1
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling polling v3.8.0
[INFO] [stderr]    Compiling crossterm v0.29.0
[INFO] [stderr]    Compiling async-io v2.4.1
[INFO] [stderr]    Compiling async-global-executor v2.4.1
[INFO] [stderr]    Compiling async-std v1.13.1
[INFO] [stderr]    Compiling rustyline-async v0.4.6
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling asynchronous-codec v0.7.0
[INFO] [stderr]    Compiling rkyv_codec v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.6.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:40:19
[INFO] [stdout]    |
[INFO] [stdout] 40 | #![cfg_attr(test, feature(test))]
[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 `rkyv_codec` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "77eb8fa0e081ec24b053731b2b464975013fd9344824f2e32324450bf5719e8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77eb8fa0e081ec24b053731b2b464975013fd9344824f2e32324450bf5719e8f", kill_on_drop: false }`
[INFO] [stdout] 77eb8fa0e081ec24b053731b2b464975013fd9344824f2e32324450bf5719e8f
