[INFO] cloning repository https://github.com/otofune/cpuid_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/otofune/cpuid_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fotofune%2Fcpuid_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fotofune%2Fcpuid_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] de75192a5ac79bf2f3aee653190483fcf14a9bbc
[INFO] testing otofune/cpuid_rs against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fotofune%2Fcpuid_rs" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/otofune/cpuid_rs on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/otofune/cpuid_rs
[INFO] finished tweaking git repo https://github.com/otofune/cpuid_rs
[INFO] tweaked toml for git repo https://github.com/otofune/cpuid_rs written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/otofune/cpuid_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0aa21b48f2c5d9a80a5897d8d02e544134da6f3f910c5826ff30a9bf7a49e10
[INFO] running `Command { std: "docker" "start" "-a" "f0aa21b48f2c5d9a80a5897d8d02e544134da6f3f910c5826ff30a9bf7a49e10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0aa21b48f2c5d9a80a5897d8d02e544134da6f3f910c5826ff30a9bf7a49e10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0aa21b48f2c5d9a80a5897d8d02e544134da6f3f910c5826ff30a9bf7a49e10", kill_on_drop: false }`
[INFO] [stdout] f0aa21b48f2c5d9a80a5897d8d02e544134da6f3f910c5826ff30a9bf7a49e10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abd35e021703c91b2191c43bfd9fab33620f37ab1942267d51096efb88c17707
[INFO] running `Command { std: "docker" "start" "-a" "abd35e021703c91b2191c43bfd9fab33620f37ab1942267d51096efb88c17707", kill_on_drop: false }`
[INFO] [stderr]    Compiling cpuid_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(asm)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `ebx`: rbx is used internally by LLVM and cannot be used as an operand for inline asm
[INFO] [stdout]   --> src/main.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             out("ebx") ebx,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `ebx`: rbx is used internally by LLVM and cannot be used as an operand for inline asm
[INFO] [stdout]   --> src/main.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         lateout("ebx") ebx,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `ebx`: rbx is used internally by LLVM and cannot be used as an operand for inline asm
[INFO] [stdout]   --> src/main.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         out("ebx") _, // extra
[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 `cpuid_rs`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "abd35e021703c91b2191c43bfd9fab33620f37ab1942267d51096efb88c17707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abd35e021703c91b2191c43bfd9fab33620f37ab1942267d51096efb88c17707", kill_on_drop: false }`
[INFO] [stdout] abd35e021703c91b2191c43bfd9fab33620f37ab1942267d51096efb88c17707
