[INFO] fetching crate llvm-alt 0.5.0...
[INFO] documenting llvm-alt-0.5.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate llvm-alt 0.5.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate llvm-alt 0.5.0 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate llvm-alt 0.5.0
[INFO] finished tweaking crates.io crate llvm-alt 0.5.0
[INFO] tweaked toml for crates.io crate llvm-alt 0.5.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded llvm-sys v140.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 224a2641d6cc366eb9bc88ebdc9ea0692b500f2a497b48b9014a333c4a1a6287
[INFO] running `Command { std: "docker" "start" "-a" "224a2641d6cc366eb9bc88ebdc9ea0692b500f2a497b48b9014a333c4a1a6287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "224a2641d6cc366eb9bc88ebdc9ea0692b500f2a497b48b9014a333c4a1a6287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "224a2641d6cc366eb9bc88ebdc9ea0692b500f2a497b48b9014a333c4a1a6287", kill_on_drop: false }`
[INFO] [stdout] 224a2641d6cc366eb9bc88ebdc9ea0692b500f2a497b48b9014a333c4a1a6287
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "RUSTDOCFLAGS=--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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f94494761d3fbfc178d0a7d2e78571dff99a1a584de1a77947eb86e4a81b98b
[INFO] running `Command { std: "docker" "start" "-a" "0f94494761d3fbfc178d0a7d2e78571dff99a1a584de1a77947eb86e4a81b98b", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling semver v1.0.9
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling llvm-alt v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking libc v0.2.126
[INFO] [stderr]     Checking cbox v0.3.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.6
[INFO] [stderr]    Compiling llvm-sys v140.0.2
[INFO] [stdout] error: No suitable version of LLVM was found system-wide or pointed
[INFO] [stdout]               to by LLVM_SYS_140_PREFIX.
[INFO] [stdout]        
[INFO] [stdout]               Consider using `llvmenv` to compile an appropriate copy of LLVM, and
[INFO] [stdout]               refer to the llvm-sys documentation for more information.
[INFO] [stdout]        
[INFO] [stdout]               llvm-sys: https://crates.io/crates/llvm-sys
[INFO] [stdout]               llvmenv: https://crates.io/crates/llvmenv
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-140.0.2/src/lib.rs:487:1
[INFO] [stdout]     |
[INFO] [stdout] 487 | / std::compile_error!(concat!(
[INFO] [stdout] 488 | |     "No suitable version of LLVM was found system-wide or pointed
[INFO] [stdout] 489 | |        to by LLVM_SYS_",
[INFO] [stdout] 490 | |     env!("CARGO_PKG_VERSION_MAJOR"),
[INFO] [stdout] ...   |
[INFO] [stdout] 497 | |        llvmenv: https://crates.io/crates/llvmenv"
[INFO] [stdout] 498 | | ));
[INFO] [stdout]     | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `llvm-sys` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "0f94494761d3fbfc178d0a7d2e78571dff99a1a584de1a77947eb86e4a81b98b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f94494761d3fbfc178d0a7d2e78571dff99a1a584de1a77947eb86e4a81b98b", kill_on_drop: false }`
[INFO] [stdout] 0f94494761d3fbfc178d0a7d2e78571dff99a1a584de1a77947eb86e4a81b98b