[INFO] fetching crate hardlight 2.0.0...
[INFO] testing hardlight-2.0.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate hardlight 2.0.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate hardlight 2.0.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hardlight 2.0.0
[INFO] finished tweaking crates.io crate hardlight 2.0.0
[INFO] tweaked toml for crates.io crate hardlight 2.0.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate hardlight 2.0.0 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hardlight-macros v2.0.0
[INFO] [stderr]   Downloaded cc v1.0.82
[INFO] [stderr]   Downloaded serde v1.0.183
[INFO] [stderr]   Downloaded version v3.0.0
[INFO] [stderr]   Downloaded pin-project-lite v0.2.12
[INFO] [stderr]   Downloaded rkyv v0.7.42
[INFO] [stderr]   Downloaded tokio v1.30.0
[INFO] [stderr]   Downloaded libz-ng-sys v1.1.12
[INFO] [stderr]   Downloaded winnow v0.5.7
[INFO] [stderr]   Downloaded deranged v0.3.7
[INFO] [stderr]   Downloaded rend v0.4.0
[INFO] [stderr]   Downloaded async-trait v0.1.72
[INFO] [stderr]   Downloaded rkyv_derive v0.7.42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 096d4c6ea48d2d1139a82f624651591a8c64eca36a197654652813515ce85c82
[INFO] running `Command { std: "docker" "start" "-a" "096d4c6ea48d2d1139a82f624651591a8c64eca36a197654652813515ce85c82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "096d4c6ea48d2d1139a82f624651591a8c64eca36a197654652813515ce85c82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "096d4c6ea48d2d1139a82f624651591a8c64eca36a197654652813515ce85c82", kill_on_drop: false }`
[INFO] [stdout] 096d4c6ea48d2d1139a82f624651591a8c64eca36a197654652813515ce85c82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b7a519332080fcd5fa7502eb5ecdc159cff6c9248461019f23c138478f99081
[INFO] running `Command { std: "docker" "start" "-a" "0b7a519332080fcd5fa7502eb5ecdc159cff6c9248461019f23c138478f99081", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling bytecheck v0.6.11
[INFO] [stderr]    Compiling rustls v0.20.8
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.12
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling cc v1.0.82
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling hashbrown v0.14.0
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling uuid v1.4.1
[INFO] [stderr]    Compiling rend v0.4.0
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling simdutf8 v0.1.4
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling indexmap v2.0.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling socket2 v0.5.3
[INFO] [stderr]    Compiling mio v0.8.8
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling cpufeatures v0.2.9
[INFO] [stderr]    Compiling winnow v0.5.7
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling base64 v0.21.2
[INFO] [stderr]    Compiling deranged v0.3.7
[INFO] [stderr]    Compiling rkyv v0.7.42
[INFO] [stderr]    Compiling toml_datetime v0.6.3
[INFO] [stderr]    Compiling time-core v0.1.1
[INFO] [stderr]    Compiling rustls-pemfile v1.0.3
[INFO] [stderr]    Compiling http v0.2.9
[INFO] [stderr]    Compiling sha1 v0.10.5
[INFO] [stderr]    Compiling time v0.3.25
[INFO] [stderr]    Compiling url v2.4.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling toml_edit v0.19.14
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ptr_meta_derive v0.1.4
[INFO] [stderr]    Compiling bytecheck_derive v0.6.11
[INFO] [stderr]    Compiling rkyv_derive v0.7.42
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling async-trait v0.1.72
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling ptr_meta v0.1.4
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling rustls-native-certs v0.6.3
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling tokio v1.30.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.26
[INFO] [stderr]    Compiling yasna v0.5.2
[INFO] [stderr]    Compiling tracing-core v0.1.31
[INFO] [stderr]    Compiling webpki v0.22.0
[INFO] [stderr]    Compiling sct v0.7.0
[INFO] [stderr]    Compiling allocator-api2 v0.2.16
[INFO] [stderr]    Compiling hardlight-macros v2.0.0
[INFO] [stderr]    Compiling rcgen v0.10.0
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling flate2 v1.0.26
[INFO] [stderr]    Compiling array-init v2.1.0
[INFO] [stderr]    Compiling version v3.0.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rkyv-0.7.42/src/lib.rs:119:5
[INFO] [stdout]     |
[INFO] [stdout] 119 |     feature(auto_traits),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rkyv-0.7.42/src/lib.rs:120:5
[INFO] [stdout]     |
[INFO] [stdout] 120 |     feature(min_specialization),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rkyv-0.7.42/src/lib.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     feature(negative_impls),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rkyv-0.7.42/src/lib.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 122 |     feature(rustc_attrs)
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[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` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0b7a519332080fcd5fa7502eb5ecdc159cff6c9248461019f23c138478f99081", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b7a519332080fcd5fa7502eb5ecdc159cff6c9248461019f23c138478f99081", kill_on_drop: false }`
[INFO] [stdout] 0b7a519332080fcd5fa7502eb5ecdc159cff6c9248461019f23c138478f99081
