[INFO] fetching crate bmk_linux 0.2.1...
[INFO] testing bmk_linux-0.2.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate bmk_linux 0.2.1 into /workspace/builds/worker-81/source
[INFO] validating manifest of crates.io crate bmk_linux 0.2.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bmk_linux 0.2.1
[INFO] finished tweaking crates.io crate bmk_linux 0.2.1
[INFO] tweaked toml for crates.io crate bmk_linux 0.2.1 written to /workspace/builds/worker-81/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a190724e1f10348b4954b23eab7793f03a7da0934e8b7f781f6ce04898feef7f
[INFO] running `Command { std: "docker" "start" "-a" "a190724e1f10348b4954b23eab7793f03a7da0934e8b7f781f6ce04898feef7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a190724e1f10348b4954b23eab7793f03a7da0934e8b7f781f6ce04898feef7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a190724e1f10348b4954b23eab7793f03a7da0934e8b7f781f6ce04898feef7f", kill_on_drop: false }`
[INFO] [stdout] a190724e1f10348b4954b23eab7793f03a7da0934e8b7f781f6ce04898feef7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75b27ddfa3a71a45d5092ee99cae4f8575edc54632d867a849638e62d7564db5
[INFO] running `Command { std: "docker" "start" "-a" "75b27ddfa3a71a45d5092ee99cae4f8575edc54632d867a849638e62d7564db5", kill_on_drop: false }`
[INFO] [stderr]    Compiling bmk_linux v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(llvm_asm)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]   --> src/timing.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         llvm_asm!("rdtsc" : "={eax}"(lo), "={edx}"(hi));
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bmk_linux` due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "75b27ddfa3a71a45d5092ee99cae4f8575edc54632d867a849638e62d7564db5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75b27ddfa3a71a45d5092ee99cae4f8575edc54632d867a849638e62d7564db5", kill_on_drop: false }`
[INFO] [stdout] 75b27ddfa3a71a45d5092ee99cae4f8575edc54632d867a849638e62d7564db5