[INFO] fetching crate mun_codegen 0.3.0...
[INFO] testing mun_codegen-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate mun_codegen 0.3.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate mun_codegen 0.3.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mun_codegen 0.3.0
[INFO] finished tweaking crates.io crate mun_codegen 0.3.0
[INFO] tweaked toml for crates.io crate mun_codegen 0.3.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3830d5642ad96c527bc28e9452338192b18c4043689572a0059589e851c441e
[INFO] running `Command { std: "docker" "start" "-a" "e3830d5642ad96c527bc28e9452338192b18c4043689572a0059589e851c441e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3830d5642ad96c527bc28e9452338192b18c4043689572a0059589e851c441e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3830d5642ad96c527bc28e9452338192b18c4043689572a0059589e851c441e", kill_on_drop: false }`
[INFO] [stdout] e3830d5642ad96c527bc28e9452338192b18c4043689572a0059589e851c441e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31c59d3bae0c9fb570c6e0d941a980185b3f55b060826c958995c44a1dfd18bc
[INFO] running `Command { std: "docker" "start" "-a" "31c59d3bae0c9fb570c6e0d941a980185b3f55b060826c958995c44a1dfd18bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling mun_target v0.3.0
[INFO] [stderr]    Compiling drop_bomb v0.1.5
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling inkwell v0.1.0-beta.2
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling superslice v1.0.0
[INFO] [stderr]    Compiling by_address v1.0.4
[INFO] [stderr]    Compiling md5 v0.6.1
[INFO] [stderr]    Compiling array-init v0.1.1
[INFO] [stderr]    Compiling bytemuck v1.7.2
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling llvm-sys v110.0.2
[INFO] [stderr]    Compiling mun_lld v110.0.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling mun_abi v0.3.0
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr] error: failed to run custom build command for `mun_lld v110.0.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/mun_lld-5f122dc4880cab10/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   Found LLVM version 10.0.0 on PATH, but need 11.0.0.
[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_110_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/mun_lld-110.0.0/build.rs:73:9
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x562e619db230 - std::backtrace_rs::backtrace::libunwind::trace::ha0ad43e8a952bfe7
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x562e619db230 - std::backtrace_rs::backtrace::trace_unsynchronized::h6830419c0c4130dc
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x562e619db230 - std::sys_common::backtrace::_print_fmt::h8f3516631ffa1ef5
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x562e619db230 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::he1640d5f0d93f618
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x562e619fab9c - core::fmt::write::h88012e1f01caeebf
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/fmt/mod.rs:1115:17
[INFO] [stderr]      5:     0x562e619d7a25 - std::io::Write::write_fmt::h360fa85b30182555
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/io/mod.rs:1665:15
[INFO] [stderr]      6:     0x562e619dd42b - std::sys_common::backtrace::_print::ha1f00492f406a015
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x562e619dd42b - std::sys_common::backtrace::print::hd54561b13feb6af3
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x562e619dd42b - std::panicking::default_hook::{{closure}}::h84fe124cd0864662
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x562e619dcf01 - std::panicking::default_hook::h5a8e74a76ce290a7
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x562e619ddaf4 - std::panicking::rust_panic_with_hook::h67c812a4fe9d4c91
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:622:17
[INFO] [stderr]     11:     0x562e61912633 - std::panicking::begin_panic::{{closure}}::ha4fa890cb7b8ef5c
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:542:9
[INFO] [stderr]     12:     0x562e618f9e99 - std::sys_common::backtrace::__rust_end_short_backtrace::hf1c0d54ddf2f1065
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x562e61912569 - std::panicking::begin_panic::hf964e9b0c75f6fbd
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:541:12
[INFO] [stderr]     14:     0x562e6178e754 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__static_ref_initialize::h7e9fb4ab9736d732
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mun_lld-110.0.0/build.rs:73:9
[INFO] [stderr]     15:     0x562e6178e754 - core::ops::function::FnOnce::call_once::h66fbc753ffd96043
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     16:     0x562e6178d4ab - lazy_static::lazy::Lazy<T>::get::{{closure}}::h0cb44ca0d79f0f66
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/inline_lazy.rs:31:29
[INFO] [stderr]     17:     0x562e6178daab - std::sync::once::Once::call_once::{{closure}}::heff6269c59105650
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sync/once.rs:261:41
[INFO] [stderr]     18:     0x562e61786a0c - std::sync::once::Once::call_inner::hde8ba9bafe28b43e
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sync/once.rs:418:21
[INFO] [stderr]     19:     0x562e6178d9b8 - std::sync::once::Once::call_once::hf15cd484ba660466
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sync/once.rs:261:9
[INFO] [stderr]     20:     0x562e6178ba62 - lazy_static::lazy::Lazy<T>::get::hb45330032894b9f6
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/inline_lazy.rs:30:9
[INFO] [stderr]     21:     0x562e6178ba62 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__stability::h07990eaba46de375
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/lib.rs:142:21
[INFO] [stderr]     22:     0x562e6178ba62 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::h06f9db3848a23b87
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/lib.rs:144:17
[INFO] [stderr]     23:     0x562e617892bd - build_script_build::llvm_config::h9eb6773b401899c9
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mun_lld-110.0.0/build.rs:179:21
[INFO] [stderr]     24:     0x562e6178a677 - build_script_build::get_llvm_cxxflags::h515c0bc633c44af9
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mun_lld-110.0.0/build.rs:286:18
[INFO] [stderr]     25:     0x562e6178aa6c - build_script_build::main::he492e563524e5f54
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mun_lld-110.0.0/build.rs:319:35
[INFO] [stderr]     26:     0x562e6178e7cb - core::ops::function::FnOnce::call_once::h90fc83e98518a961
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     27:     0x562e6179542e - std::sys_common::backtrace::__rust_begin_short_backtrace::h4b2fe6169827cba0
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     28:     0x562e61795551 - std::rt::lang_start::{{closure}}::h55a1e5ea3c89f727
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/rt.rs:63:18
[INFO] [stderr]     29:     0x562e619ddffa - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::ha9408abe89f69dc4
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     30:     0x562e619ddffa - std::panicking::try::do_call::h5b0cc9e9102acb65
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:401:40
[INFO] [stderr]     31:     0x562e619ddffa - std::panicking::try::hddc7f8229138b3ba
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:365:19
[INFO] [stderr]     32:     0x562e619ddffa - std::panic::catch_unwind::hfa401ff8bab2986e
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:434:14
[INFO] [stderr]     33:     0x562e619ddffa - std::rt::lang_start_internal::{{closure}}::h8163422320d11405
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/rt.rs:45:48
[INFO] [stderr]     34:     0x562e619ddffa - std::panicking::try::do_call::hc742cc7bb4f0fb20
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:401:40
[INFO] [stderr]     35:     0x562e619ddffa - std::panicking::try::ha37d8d2dd1acf7d3
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:365:19
[INFO] [stderr]     36:     0x562e619ddffa - std::panic::catch_unwind::h8a5381d5ecf437bc
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:434:14
[INFO] [stderr]     37:     0x562e619ddffa - std::rt::lang_start_internal::h7e2cee8c90d4a4d3
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/rt.rs:45:20
[INFO] [stderr]     38:     0x562e61795520 - std::rt::lang_start::h73c5de135fed2125
[INFO] [stderr]                                  at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/rt.rs:62:5
[INFO] [stderr]     39:     0x562e6178bbcc - main
[INFO] [stderr]     40:     0x7f8a9e2640b3 - __libc_start_main
[INFO] [stderr]     41:     0x562e6178804e - _start
[INFO] [stderr]     42:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "31c59d3bae0c9fb570c6e0d941a980185b3f55b060826c958995c44a1dfd18bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31c59d3bae0c9fb570c6e0d941a980185b3f55b060826c958995c44a1dfd18bc", kill_on_drop: false }`
[INFO] [stdout] 31c59d3bae0c9fb570c6e0d941a980185b3f55b060826c958995c44a1dfd18bc