[INFO] fetching crate hid-io-core 0.1.4...
[INFO] testing hid-io-core-0.1.4 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate hid-io-core 0.1.4 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate hid-io-core 0.1.4
[INFO] finished tweaking crates.io crate hid-io-core 0.1.4
[INFO] tweaked toml for crates.io crate hid-io-core 0.1.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate hid-io-core 0.1.4 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate hid-io-core 0.1.4 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.66
[INFO] [stderr]   Downloaded xkbcommon v0.5.1
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[INFO] [stderr]   Downloaded wayland-client v0.30.2
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[INFO] [stderr]   Downloaded hidapi v2.4.1
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[INFO] [stderr]   Downloaded linux-raw-sys v0.4.5
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[INFO] [stderr]   Downloaded atomic-polyfill v0.1.11
[INFO] [stderr]   Downloaded ctrlc v3.4.1
[INFO] [stderr]   Downloaded kll-core v0.1.8
[INFO] [stderr]   Downloaded heapless v0.7.16
[INFO] [stderr]   Downloaded time v0.3.28
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[INFO] [stderr]   Downloaded flexi_logger v0.25.6
[INFO] [stderr]   Downloaded toml_edit v0.19.14
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[INFO] [stderr]   Downloaded webpki v0.22.1
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[INFO] [stderr]   Downloaded wayland-protocols v0.30.1
[INFO] [stderr]   Downloaded quick-xml v0.28.2
[INFO] [stderr]   Downloaded capnpc v0.14.9
[INFO] [stderr]   Downloaded os_str_bytes v6.5.1
[INFO] [stderr]   Downloaded kll-hid v0.1.2
[INFO] [stderr]   Downloaded hid-io-protocol v0.1.6
[INFO] [stderr]   Downloaded rcgen v0.11.1
[INFO] [stderr]   Downloaded open v3.2.0
[INFO] [stderr]   Downloaded nu-ansi-term v0.49.0
[INFO] [stderr]   Downloaded clang-sys v1.6.1
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[INFO] [stderr]   Downloaded core-graphics-types v0.1.2
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[INFO] [stderr]   Downloaded enum-primitive-derive v0.2.2
[INFO] [stderr]   Downloaded kll-macros v0.1.2
[INFO] [stderr]   Downloaded shlex v1.2.0
[INFO] [stderr]   Downloaded uhid-virt v0.0.6
[INFO] [stderr]   Downloaded syn v2.0.31
[INFO] [stderr]   Downloaded memmap2 v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29422de0aa7b56fa63ac319e2146326b1c70ccdb0f13300cbf5573994d31b918
[INFO] running `Command { std: "docker" "start" "-a" "29422de0aa7b56fa63ac319e2146326b1c70ccdb0f13300cbf5573994d31b918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29422de0aa7b56fa63ac319e2146326b1c70ccdb0f13300cbf5573994d31b918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29422de0aa7b56fa63ac319e2146326b1c70ccdb0f13300cbf5573994d31b918", kill_on_drop: false }`
[INFO] [stdout] 29422de0aa7b56fa63ac319e2146326b1c70ccdb0f13300cbf5573994d31b918
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3c73b6f5a7b35e724f9a7da67828cc774840a6281c5e0e368ee57d0c9d5b6a8
[INFO] running `Command { std: "docker" "start" "-a" "d3c73b6f5a7b35e724f9a7da67828cc774840a6281c5e0e368ee57d0c9d5b6a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
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[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
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[INFO] [stderr]    Compiling hashbrown v0.14.0
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[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
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[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling wayland-sys v0.30.1
[INFO] [stderr]    Compiling form_urlencoded v1.2.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
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[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling rustix v0.38.11
[INFO] [stderr]    Compiling clang-sys v1.6.1
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[INFO] [stderr]    Compiling enumflags2_derive v0.7.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.48
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[INFO] [stderr]    Compiling ctrlc v3.4.1
[INFO] [stderr]    Compiling rcgen v0.11.1
[INFO] [stderr]    Compiling wayland-client v0.30.2
[INFO] [stderr]    Compiling udev v0.6.3
[INFO] [stderr]    Compiling num_enum v0.5.11
[INFO] [stderr]    Compiling memmap2 v0.5.10
[INFO] [stderr]    Compiling flexi_logger v0.25.6
[INFO] [stderr]    Compiling tokio-util v0.7.8
[INFO] [stderr]    Compiling tokio-rustls v0.23.4
[INFO] [stderr]    Compiling wayland-protocols v0.30.1
[INFO] [stderr]    Compiling tokio-stream v0.1.14
[INFO] [stderr]    Compiling futures-executor v0.3.28
[INFO] [stderr]    Compiling futures v0.3.28
[INFO] [stderr]    Compiling capnp-futures v0.14.2
[INFO] [stderr]    Compiling uhidrs-sys v1.0.2
[INFO] [stderr]    Compiling capnp-rpc v0.14.1
[INFO] [stderr]    Compiling uhid-virt v0.0.6
[INFO] [stderr]    Compiling serde_spanned v0.6.3
[INFO] [stderr]    Compiling toml_datetime v0.6.3
[INFO] [stderr]    Compiling wayland-protocols-misc v0.1.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling toml_edit v0.19.14
[INFO] [stderr]    Compiling heapless v0.7.16
[INFO] [stderr]    Compiling kll-core v0.1.8
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/kll-core-0.1.8/src/layout/mod.rs:322:79
[INFO] [stdout]     |
[INFO] [stdout] 322 |         let layer_guides = if capability_state != CapabilityEvent::Initial && let Some((layer, _layer_state)) = cache_hit {
[INFO] [stdout]     |                                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling git2 v0.17.2
[INFO] [stderr]    Compiling toml v0.7.6
[INFO] [stderr] error: could not compile `kll-core` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d3c73b6f5a7b35e724f9a7da67828cc774840a6281c5e0e368ee57d0c9d5b6a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3c73b6f5a7b35e724f9a7da67828cc774840a6281c5e0e368ee57d0c9d5b6a8", kill_on_drop: false }`
[INFO] [stdout] d3c73b6f5a7b35e724f9a7da67828cc774840a6281c5e0e368ee57d0c9d5b6a8
