[INFO] fetching crate esp-tm1637 0.1.3...
[INFO] testing esp-tm1637-0.1.3 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate esp-tm1637 0.1.3 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate esp-tm1637 0.1.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate esp-tm1637 0.1.3
[INFO] tweaked toml for crates.io crate esp-tm1637 0.1.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate esp-tm1637 0.1.3 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate esp-tm1637 0.1.3 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xtensa-lx-rt-proc-macros v0.2.1
[INFO] [stderr]   Downloaded esp32-hal v0.16.0
[INFO] [stderr]   Downloaded xtensa-lx v0.8.0
[INFO] [stderr]   Downloaded darling_macro v0.20.3
[INFO] [stderr]   Downloaded esp-hal-procmacros v0.7.0
[INFO] [stderr]   Downloaded proc-macro-crate v2.0.0
[INFO] [stderr]   Downloaded esp-println v0.7.1
[INFO] [stderr]   Downloaded esp-backtrace v0.9.0
[INFO] [stderr]   Downloaded xtensa-lx-rt v0.16.0
[INFO] [stderr]   Downloaded darling v0.20.3
[INFO] [stderr]   Downloaded critical-section v1.1.2
[INFO] [stderr]   Downloaded bitflags v2.4.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.69
[INFO] [stderr]   Downloaded serde_derive v1.0.192
[INFO] [stderr]   Downloaded basic-toml v0.1.7
[INFO] [stderr]   Downloaded darling_core v0.20.3
[INFO] [stderr]   Downloaded serde v1.0.192
[INFO] [stderr]   Downloaded syn v2.0.39
[INFO] [stderr]   Downloaded toml_edit v0.20.7
[INFO] [stderr]   Downloaded hashbrown v0.14.2
[INFO] [stderr]   Downloaded winnow v0.5.19
[INFO] [stderr]   Downloaded minijinja v1.0.10
[INFO] [stderr]   Downloaded esp-hal-common v0.13.1
[INFO] [stderr]   Downloaded core-isa-parser v0.2.0
[INFO] [stderr]   Downloaded esp32 v0.27.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6cfeaf51e714942231a828e6bdd586df4e0b37128b0a0289b5a28c49c9ab2be6
[INFO] running `Command { std: "docker" "start" "6cfeaf51e714942231a828e6bdd586df4e0b37128b0a0289b5a28c49c9ab2be6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cfeaf51e714942231a828e6bdd586df4e0b37128b0a0289b5a28c49c9ab2be6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6cfeaf51e714942231a828e6bdd586df4e0b37128b0a0289b5a28c49c9ab2be6" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cfeaf51e714942231a828e6bdd586df4e0b37128b0a0289b5a28c49c9ab2be6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6cfeaf51e714942231a828e6bdd586df4e0b37128b0a0289b5a28c49c9ab2be6" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling esp-tm1637 v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "6cfeaf51e714942231a828e6bdd586df4e0b37128b0a0289b5a28c49c9ab2be6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6cfeaf51e714942231a828e6bdd586df4e0b37128b0a0289b5a28c49c9ab2be6" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.192
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling xtensa-lx v0.8.0
[INFO] [stderr]    Compiling hashbrown v0.14.2
[INFO] [stderr]    Compiling strum v0.24.1
[INFO] [stderr]    Compiling winnow v0.5.19
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling bare-metal v1.0.0
[INFO] [stderr]    Compiling critical-section v1.1.2
[INFO] [stderr]    Compiling esp32 v0.27.0
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling mutex-trait v0.2.0
[INFO] [stderr]    Compiling esp-println v0.7.1
[INFO] [stderr]    Compiling r0 v1.0.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling gcd v2.3.0
[INFO] [stderr]    Compiling embedded-dma v0.2.0
[INFO] [stderr]    Compiling esp-backtrace v0.9.0
[INFO] [stderr]    Compiling embedded-io v0.6.1
[INFO] [stderr]    Compiling bitflags v2.4.1
[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/xtensa-lx-0.8.0/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(asm_experimental_arch)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling fugit v0.3.7
[INFO] [stderr]    Compiling bitfield v0.14.0
[INFO] [stderr]    Compiling esp32-hal v0.16.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xtensa-lx` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6cfeaf51e714942231a828e6bdd586df4e0b37128b0a0289b5a28c49c9ab2be6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cfeaf51e714942231a828e6bdd586df4e0b37128b0a0289b5a28c49c9ab2be6", kill_on_drop: false }`
[INFO] [stdout] 6cfeaf51e714942231a828e6bdd586df4e0b37128b0a0289b5a28c49c9ab2be6
