[INFO] fetching crate wasefire-scheduler 0.5.1...
[INFO] testing wasefire-scheduler-0.5.1 against 1.95.0 for beta-1.96-2
[INFO] extracting crate wasefire-scheduler 0.5.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate wasefire-scheduler 0.5.1
[INFO] finished tweaking crates.io crate wasefire-scheduler 0.5.1
[INFO] tweaked toml for crates.io crate wasefire-scheduler 0.5.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate wasefire-scheduler 0.5.1 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate wasefire-scheduler 0.5.1 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasmtime-internal-slab v41.0.2
[INFO] [stderr]   Downloaded wasmtime-internal-versioned-export-macros v41.0.2
[INFO] [stderr]   Downloaded cranelift-entity v0.128.2
[INFO] [stderr]   Downloaded target-lexicon v0.13.4
[INFO] [stderr]   Downloaded cranelift-bitset v0.128.2
[INFO] [stderr]   Downloaded data-encoding-macro-internal v0.1.17
[INFO] [stderr]   Downloaded ssmarshal v1.0.0
[INFO] [stderr]   Downloaded usbd-hid-macros v0.9.0
[INFO] [stderr]   Downloaded wasefire-common v0.1.1
[INFO] [stderr]   Downloaded wasefire-error v0.1.4
[INFO] [stderr]   Downloaded sealed v0.6.0
[INFO] [stderr]   Downloaded usbd-hid v0.9.0
[INFO] [stderr]   Downloaded wasefire-applet-api-desc v0.2.3
[INFO] [stderr]   Downloaded wasefire-board-api v0.10.0
[INFO] [stderr]   Downloaded wasefire-store v0.3.2
[INFO] [stderr]   Downloaded pulley-interpreter v41.0.2
[INFO] [stderr]   Downloaded wasmtime-internal-wit-bindgen v41.0.2
[INFO] [stderr]   Downloaded derive-where v1.6.0
[INFO] [stderr]   Downloaded wasefire-interpreter v0.5.0
[INFO] [stderr]   Downloaded wit-parser v0.243.0
[INFO] [stderr]   Downloaded wasmtime-environ v41.0.2
[INFO] [stderr]   Downloaded wasmparser v0.243.0
[INFO] [stderr]   Downloaded spin v0.10.0
[INFO] [stderr]   Downloaded wasmtime-internal-fiber v41.0.2
[INFO] [stderr]   Downloaded ccm v0.5.0
[INFO] [stderr]   Downloaded wasmtime-internal-component-macro v41.0.2
[INFO] [stderr]   Downloaded wasmtime-internal-unwinder v41.0.2
[INFO] [stderr]   Downloaded wasefire-wire v0.1.3
[INFO] [stderr]   Downloaded wasefire-slice-cell v0.1.1
[INFO] [stderr]   Downloaded wasefire-applet-api-macro v0.9.0
[INFO] [stderr]   Downloaded wasefire-applet-api v0.9.0
[INFO] [stderr]   Downloaded usbd-hid-descriptors v0.9.0
[INFO] [stderr]   Downloaded wasefire-sync v0.1.3
[INFO] [stderr]   Downloaded wasmtime-internal-component-util v41.0.2
[INFO] [stderr]   Downloaded id-arena v2.2.1
[INFO] [stderr]   Downloaded wasmtime-internal-math v41.0.2
[INFO] [stderr]   Downloaded data-encoding-macro v0.1.19
[INFO] [stderr]   Downloaded wasefire-logger v0.2.1
[INFO] [stderr]   Downloaded wasefire-one-of v0.1.2
[INFO] [stderr]   Downloaded wasefire-wire-derive v0.1.3
[INFO] [stderr]   Downloaded wasefire-protocol v0.4.0
[INFO] [stderr]   Downloaded pulley-macros v41.0.2
[INFO] [stderr]   Downloaded wasmtime v41.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7bfa74177fff71e2680793f8836bd2e24921b0a2a50c433109253ceafb23799
[INFO] running `Command { std: "docker" "start" "-a" "e7bfa74177fff71e2680793f8836bd2e24921b0a2a50c433109253ceafb23799", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7bfa74177fff71e2680793f8836bd2e24921b0a2a50c433109253ceafb23799", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7bfa74177fff71e2680793f8836bd2e24921b0a2a50c433109253ceafb23799", kill_on_drop: false }`
[INFO] [stdout] e7bfa74177fff71e2680793f8836bd2e24921b0a2a50c433109253ceafb23799
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76e80eaf291ec5d6b7a519aeeef77a9d19c432c003888f080d7c142285a81f13
[INFO] running `Command { std: "docker" "start" "-a" "76e80eaf291ec5d6b7a519aeeef77a9d19c432c003888f080d7c142285a81f13", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling portable-atomic v1.13.1
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling data-encoding v2.10.0
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling wasefire-one-of v0.1.2
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling wasefire-scheduler v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling wasefire-logger v0.2.1
[INFO] [stderr]    Compiling spin v0.10.0
[INFO] [stderr]    Compiling wasefire-sync v0.1.3
[INFO] [stderr]    Compiling usb-device v0.3.2
[INFO] [stderr]    Compiling num_enum_derive v0.7.5
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.17
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]    Compiling wasefire-wire-derive v0.1.3
[INFO] [stderr]    Compiling derive-where v1.6.0
[INFO] [stderr]    Compiling sealed v0.6.0
[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-1949cf8c6b5b557f/derive-where-1.6.0/src/lib.rs:4:2
[INFO] [stdout]   |
[INFO] [stdout] 4 |     feature(allow_internal_unstable),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling data-encoding-macro v0.1.19
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `derive-where` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "76e80eaf291ec5d6b7a519aeeef77a9d19c432c003888f080d7c142285a81f13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76e80eaf291ec5d6b7a519aeeef77a9d19c432c003888f080d7c142285a81f13", kill_on_drop: false }`
[INFO] [stdout] 76e80eaf291ec5d6b7a519aeeef77a9d19c432c003888f080d7c142285a81f13
