[INFO] updating cached repository https://github.com/dwoos/minirust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5162a5337fe9fa1f425c36a8b4c2eaf1f8940c7d
[INFO] checking dwoos/minirust against try#f149601db42efe10ece8b284ab681fd4a6fcb89c for pr-68766
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdwoos%2Fminirust" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dwoos/minirust on toolchain f149601db42efe10ece8b284ab681fd4a6fcb89c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/dwoos/minirust
[INFO] finished tweaking git repo https://github.com/dwoos/minirust
[INFO] tweaked toml for git repo https://github.com/dwoos/minirust written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/dwoos/minirust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cc9b3b0aeb730ed43dd6546f105fb65e71e95176e545234b855cf7354199e8ab
[INFO] running `"docker" "start" "-a" "cc9b3b0aeb730ed43dd6546f105fb65e71e95176e545234b855cf7354199e8ab"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.28
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling cc v1.0.35
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling opaque-debug v0.2.2
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.3
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling diff v0.1.11
[INFO] [stderr]    Compiling lalrpop-util v0.16.3
[INFO] [stderr]     Checking rustc-demangle v0.1.14
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling ascii-canvas v1.0.0
[INFO] [stderr]    Compiling block-padding v0.1.4
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling bit-set v0.5.1
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]     Checking getrandom v0.1.7
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling ena v0.11.0
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]    Compiling hashbrown v0.1.8
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling strsim v0.9.1
[INFO] [stderr]    Compiling llvm-sys v80.0.0
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr] error: failed to run custom build command for `llvm-sys v80.0.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/llvm-sys-d5eeb8f8637eb732/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] Found LLVM version 6.0.0 on PATH, but need 8.0.0.
[INFO] [stderr] Didn't find usable system-wide LLVM.
[INFO] [stderr] No suitable version of LLVM was found system-wide or pointed
[INFO] [stderr]                   to by LLVM_SYS_80_PREFIX.
[INFO] [stderr]                   
[INFO] [stderr]                   Consider using `llvmenv` to compile an appropriate copy of LLVM, and
[INFO] [stderr]                   refer to the llvm-sys documentation for more information.
[INFO] [stderr]                   
[INFO] [stderr]                   llvm-sys: https://crates.io/crates/llvm-sys
[INFO] [stderr]                   llvmenv: https://crates.io/crates/llvmenv
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'Could not find a compatible version of LLVM', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-80.0.0/build.rs:73:9
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x56003ef56f58 - backtrace::backtrace::libunwind::trace::h2e8c2dc2de171fe2
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x56003ef56f58 - backtrace::backtrace::trace_unsynchronized::h7aa4c132b10c7ee3
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x56003ef56f58 - std::sys_common::backtrace::_print_fmt::h1942b7aafbde352f
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:77
[INFO] [stderr]    3:     0x56003ef56f58 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h95769d76088227e3
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x56003ef77cbc - core::fmt::write::h5449cc1bc822e495
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1052
[INFO] [stderr]    5:     0x56003ef53017 - std::io::Write::write_fmt::h84f4214f658d281c
[INFO] [stderr]                                at src/libstd/io/mod.rs:1428
[INFO] [stderr]    6:     0x56003ef597f5 - std::sys_common::backtrace::_print::h6dc1123e98efaa83
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x56003ef597f5 - std::sys_common::backtrace::print::hedc9d8b1887612e4
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x56003ef597f5 - std::panicking::default_hook::{{closure}}::hd2554eb10d7a19f9
[INFO] [stderr]                                at src/libstd/panicking.rs:204
[INFO] [stderr]    9:     0x56003ef59536 - std::panicking::default_hook::haccd3e09b604f2d2
[INFO] [stderr]                                at src/libstd/panicking.rs:224
[INFO] [stderr]   10:     0x56003ef59e52 - std::panicking::rust_panic_with_hook::h9df121a4b9c153a9
[INFO] [stderr]                                at src/libstd/panicking.rs:470
[INFO] [stderr]   11:     0x56003eed7dab - std::panicking::begin_panic::he6ef8e8ccf31af49
[INFO] [stderr]                                at /rustc/f149601db42efe10ece8b284ab681fd4a6fcb89c/src/libstd/panicking.rs:397
[INFO] [stderr]   12:     0x56003ecddaac - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__static_ref_initialize::h2ca184ed1bc05737
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-80.0.0/build.rs:73
[INFO] [stderr]   13:     0x56003ecddaac - core::ops::function::FnOnce::call_once::h6f0f6802ac185738
[INFO] [stderr]                                at /rustc/f149601db42efe10ece8b284ab681fd4a6fcb89c/src/libcore/ops/function.rs:232
[INFO] [stderr]   14:     0x56003ece64d0 - lazy_static::lazy::Lazy<T>::get::{{closure}}::h9553e9b0b0df99b2
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/inline_lazy.rs:28
[INFO] [stderr]   15:     0x56003ecdacb7 - std::sync::once::Once::call_once::{{closure}}::h8a84c0533d3c31b4
[INFO] [stderr]                                at /rustc/f149601db42efe10ece8b284ab681fd4a6fcb89c/src/libstd/sync/once.rs:264
[INFO] [stderr]   16:     0x56003ef56a78 - std::sync::once::Once::call_inner::hfa6140d01cd52263
[INFO] [stderr]                                at src/libstd/sync/once.rs:417
[INFO] [stderr]   17:     0x56003ecdab33 - std::sync::once::Once::call_once::h6db08b3e84666d6a
[INFO] [stderr]                                at /rustc/f149601db42efe10ece8b284ab681fd4a6fcb89c/src/libstd/sync/once.rs:264
[INFO] [stderr]   18:     0x56003ecd82c5 - lazy_static::lazy::Lazy<T>::get::h8701eb02ee480597
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/inline_lazy.rs:27
[INFO] [stderr]   19:     0x56003ecd82c5 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__stability::h6a002bf74813ca84
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-80.0.0/<::lazy_static::__lazy_static_internal macros>:16
[INFO] [stderr]   20:     0x56003ecd82c5 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::he088361c0cb85d50
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-80.0.0/<::lazy_static::__lazy_static_internal macros>:18
[INFO] [stderr]   21:     0x56003ecd5c6a - build_script_build::llvm_config::he1fb213b49b0fbe7
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-80.0.0/build.rs:167
[INFO] [stderr]   22:     0x56003ecd7140 - build_script_build::get_llvm_cflags::h84b89c1937ce582f
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-80.0.0/build.rs:273
[INFO] [stderr]   23:     0x56003ecd7534 - build_script_build::main::h7e7cca03c9ff9c72
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-80.0.0/build.rs:300
[INFO] [stderr]   24:     0x56003ece7590 - std::rt::lang_start::{{closure}}::hbb9cd7d05f7abe17
[INFO] [stderr]                                at /rustc/f149601db42efe10ece8b284ab681fd4a6fcb89c/src/libstd/rt.rs:67
[INFO] [stderr]   25:     0x56003ef59913 - std::rt::lang_start_internal::{{closure}}::hb14eb9c0c678a8cb
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   26:     0x56003ef59913 - std::panicking::try::do_call::h1c64a799be75ef67
[INFO] [stderr]                                at src/libstd/panicking.rs:303
[INFO] [stderr]   27:     0x56003ef62277 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:86
[INFO] [stderr]   28:     0x56003ef5a2f9 - std::panicking::try::h98fa498825d75aa7
[INFO] [stderr]                                at src/libstd/panicking.rs:281
[INFO] [stderr]   29:     0x56003ef5a2f9 - std::panic::catch_unwind::h480b3762cc3fd11f
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   30:     0x56003ef5a2f9 - std::rt::lang_start_internal::h90fbd8b8afb10fb4
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   31:     0x56003ece7569 - std::rt::lang_start::hd8e6b193c864196b
[INFO] [stderr]                                at /rustc/f149601db42efe10ece8b284ab681fd4a6fcb89c/src/libstd/rt.rs:67
[INFO] [stderr]   32:     0x56003ecd835a - main
[INFO] [stderr]   33:     0x7f0c6dbdeb97 - __libc_start_main
[INFO] [stderr]   34:     0x56003ecd475a - _start
[INFO] [stderr]   35:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "cc9b3b0aeb730ed43dd6546f105fb65e71e95176e545234b855cf7354199e8ab"`
[INFO] running `"docker" "rm" "-f" "cc9b3b0aeb730ed43dd6546f105fb65e71e95176e545234b855cf7354199e8ab"`
[INFO] [stdout] cc9b3b0aeb730ed43dd6546f105fb65e71e95176e545234b855cf7354199e8ab