[INFO] fetching crate ruspiro-i2c 0.4.0...
[INFO] checking ruspiro-i2c-0.4.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate ruspiro-i2c 0.4.0 into /workspace/builds/worker-6-tc2/source
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate ruspiro-i2c 0.4.0
[INFO] finished tweaking crates.io crate ruspiro-i2c 0.4.0
[INFO] tweaked toml for crates.io crate ruspiro-i2c 0.4.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ruspiro-i2c 0.4.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding ruspiro-timer v0.5.2 (available: v0.6.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 599f76a9f282bedc460df571da97e26203e2f312f0687b7e8595aeafe9bf5db5
[INFO] running `Command { std: "docker" "start" "-a" "599f76a9f282bedc460df571da97e26203e2f312f0687b7e8595aeafe9bf5db5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "599f76a9f282bedc460df571da97e26203e2f312f0687b7e8595aeafe9bf5db5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "599f76a9f282bedc460df571da97e26203e2f312f0687b7e8595aeafe9bf5db5", kill_on_drop: false }`
[INFO] [stdout] 599f76a9f282bedc460df571da97e26203e2f312f0687b7e8595aeafe9bf5db5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52bbf918b10bd3fc73ee5de34f0c929e99ea704ea9f1d703fa19b9b771926a9f
[INFO] running `Command { std: "docker" "start" "-a" "52bbf918b10bd3fc73ee5de34f0c929e99ea704ea9f1d703fa19b9b771926a9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking ruspiro-register v0.5.5
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]     Checking ruspiro-lock v0.4.3
[INFO] [stderr]    Compiling ruspiro-interrupt v0.4.3
[INFO] [stderr]     Checking ruspiro-singleton v0.4.3
[INFO] [stderr]     Checking ruspiro-arch-aarch64 v0.1.7
[INFO] [stderr]     Checking ruspiro-mmio-register v0.1.4
[INFO] [stderr]     Checking ruspiro-channel v0.1.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling ruspiro-interrupt-macros v0.3.2
[INFO] [stdout] error[E0635]: unknown feature `llvm_asm`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ruspiro-interrupt-0.4.3/src/lib.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(llvm_asm)]
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ruspiro-interrupt` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "52bbf918b10bd3fc73ee5de34f0c929e99ea704ea9f1d703fa19b9b771926a9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52bbf918b10bd3fc73ee5de34f0c929e99ea704ea9f1d703fa19b9b771926a9f", kill_on_drop: false }`
[INFO] [stdout] 52bbf918b10bd3fc73ee5de34f0c929e99ea704ea9f1d703fa19b9b771926a9f