[INFO] fetching crate pl011 0.1.1...
[INFO] testing pl011-0.1.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate pl011 0.1.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate pl011 0.1.1
[INFO] finished tweaking crates.io crate pl011 0.1.1
[INFO] tweaked toml for crates.io crate pl011 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pl011 0.1.1 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding tock-registers v0.8.1 (available: v0.10.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simink_serial v0.1.0
[INFO] [stderr]   Downloaded processor v0.1.1
[INFO] [stderr]   Downloaded simink_spinlock v0.1.1
[INFO] [stderr]   Downloaded tock-registers v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39b2429a1dd2fc3b1c3e0b1d20fd15c9b986e4273a99b73a8578d54521ad48f8
[INFO] running `Command { std: "docker" "start" "-a" "39b2429a1dd2fc3b1c3e0b1d20fd15c9b986e4273a99b73a8578d54521ad48f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39b2429a1dd2fc3b1c3e0b1d20fd15c9b986e4273a99b73a8578d54521ad48f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39b2429a1dd2fc3b1c3e0b1d20fd15c9b986e4273a99b73a8578d54521ad48f8", kill_on_drop: false }`
[INFO] [stdout] 39b2429a1dd2fc3b1c3e0b1d20fd15c9b986e4273a99b73a8578d54521ad48f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 12b1e791b48168d9cde42a5f95e5678f028716f636809ac2abae2e9a5bdd563f
[INFO] running `Command { std: "docker" "start" "-a" "12b1e791b48168d9cde42a5f95e5678f028716f636809ac2abae2e9a5bdd563f", kill_on_drop: false }`
[INFO] [stderr]    Compiling processor v0.1.1
[INFO] [stderr]    Compiling simink_serial v0.1.0
[INFO] [stderr]    Compiling tock-registers v0.8.1
[INFO] [stdout] error[E0635]: unknown feature `stdsimd`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/processor-0.1.1/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(stdsimd)]
[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 `processor` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "12b1e791b48168d9cde42a5f95e5678f028716f636809ac2abae2e9a5bdd563f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12b1e791b48168d9cde42a5f95e5678f028716f636809ac2abae2e9a5bdd563f", kill_on_drop: false }`
[INFO] [stdout] 12b1e791b48168d9cde42a5f95e5678f028716f636809ac2abae2e9a5bdd563f