[INFO] fetching crate mun_compiler 0.3.0...
[INFO] checking mun_compiler-0.3.0 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate mun_compiler 0.3.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate mun_compiler 0.3.0 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mun_compiler 0.3.0
[INFO] finished tweaking crates.io crate mun_compiler 0.3.0
[INFO] tweaked toml for crates.io crate mun_compiler 0.3.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99dcf95bb98feffd92befa246bbef2db33c4a3af1342c2623f38a4d68fe7c7e7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "99dcf95bb98feffd92befa246bbef2db33c4a3af1342c2623f38a4d68fe7c7e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99dcf95bb98feffd92befa246bbef2db33c4a3af1342c2623f38a4d68fe7c7e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99dcf95bb98feffd92befa246bbef2db33c4a3af1342c2623f38a4d68fe7c7e7", kill_on_drop: false }`
[INFO] [stdout] 99dcf95bb98feffd92befa246bbef2db33c4a3af1342c2623f38a4d68fe7c7e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e5dd609c2a524455ada7ec7dc74fbaf95fa76bcbf02ff6f81574f60f99c2351
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2e5dd609c2a524455ada7ec7dc74fbaf95fa76bcbf02ff6f81574f60f99c2351", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling inkwell v0.1.0-beta.2
[INFO] [stderr]     Checking array-init v0.1.1
[INFO] [stderr]     Checking md5 v0.6.1
[INFO] [stderr]     Checking by_address v1.0.4
[INFO] [stderr]     Checking yansi-term v0.1.2
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking lockfile v0.2.2
[INFO] [stderr]     Checking annotate-snippets v0.9.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling llvm-sys v110.0.2
[INFO] [stderr]    Compiling mun_lld v110.0.0
[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-f187dd8d00d32b73/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:     0x55f3c94a573c - std::backtrace_rs::backtrace::libunwind::trace::h2ab374bc2a3b7023
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55f3c94a573c - std::backtrace_rs::backtrace::trace_unsynchronized::h128cb5178b04dc46
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55f3c94a573c - std::sys_common::backtrace::_print_fmt::h5344f9eefca2041f
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55f3c94a573c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h213003bc5c7acf04
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55f3c94c606c - core::fmt::write::h78bf85fc3e93663f
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/core/src/fmt/mod.rs:1126:17
[INFO] [stderr]      5:     0x55f3c94a1bc5 - std::io::Write::write_fmt::he619515c888f21a5
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/io/mod.rs:1667:15
[INFO] [stderr]      6:     0x55f3c94a73f0 - std::sys_common::backtrace::_print::hf706674f77848203
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55f3c94a73f0 - std::sys_common::backtrace::print::hf0b6c7a88804ec56
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55f3c94a73f0 - std::panicking::default_hook::{{closure}}::h2dde766cd83a333a
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:210:50
[INFO] [stderr]      9:     0x55f3c94a6fa7 - std::panicking::default_hook::h501e3b2e134eb149
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:227:9
[INFO] [stderr]     10:     0x55f3c94a7aa4 - std::panicking::rust_panic_with_hook::hc09e869c4cf00885
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:624:17
[INFO] [stderr]     11:     0x55f3c937f122 - std::panicking::begin_panic::{{closure}}::hb69742b4c89b7558
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:544:9
[INFO] [stderr]     12:     0x55f3c9378219 - std::sys_common::backtrace::__rust_end_short_backtrace::hfd74d99b1b72f33f
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55f3c937f063 - std::panicking::begin_panic::h55158446419b96f7
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:543:12
[INFO] [stderr]     14:     0x55f3c9255a4a - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__static_ref_initialize::h78f3c3f2053aac03
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mun_lld-110.0.0/build.rs:73:9
[INFO] [stderr]     15:     0x55f3c9255a4a - core::ops::function::FnOnce::call_once::h18489a4351d8d794
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     16:     0x55f3c9257b9b - lazy_static::lazy::Lazy<T>::get::{{closure}}::h01656c449b66a25d
[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:     0x55f3c925500b - std::sync::once::Once::call_once::{{closure}}::h04917b9e1318b924
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sync/once.rs:261:41
[INFO] [stderr]     18:     0x55f3c924d9bc - std::sync::once::Once::call_inner::hc9a09e4f84562eaf
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sync/once.rs:418:21
[INFO] [stderr]     19:     0x55f3c9254f95 - std::sync::once::Once::call_once::hd42a70603cde4a77
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sync/once.rs:261:9
[INFO] [stderr]     20:     0x55f3c92529a2 - lazy_static::lazy::Lazy<T>::get::hc620b5fb5658e4bd
[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:     0x55f3c92529a2 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__stability::h8f8f34c831ada5b2
[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:     0x55f3c92529a2 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::hb3ab0f32aa123384
[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:     0x55f3c925021d - build_script_build::llvm_config::hbf9fa05f30059195
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mun_lld-110.0.0/build.rs:179:21
[INFO] [stderr]     24:     0x55f3c9251587 - build_script_build::get_llvm_cxxflags::h95404568b191903b
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mun_lld-110.0.0/build.rs:286:18
[INFO] [stderr]     25:     0x55f3c925196c - build_script_build::main::h578c8984703850b9
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mun_lld-110.0.0/build.rs:319:35
[INFO] [stderr]     26:     0x55f3c9255f4b - core::ops::function::FnOnce::call_once::hf7352324dcfb361c
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     27:     0x55f3c925d9ce - std::sys_common::backtrace::__rust_begin_short_backtrace::hebc96927e75c4cf4
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     28:     0x55f3c925a561 - std::rt::lang_start::{{closure}}::he4e5d193f7217d64
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/rt.rs:64:18
[INFO] [stderr]     29:     0x55f3c94a7faa - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hab43eb8ec758341e
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     30:     0x55f3c94a7faa - std::panicking::try::do_call::hb667fefd650e964d
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:403:40
[INFO] [stderr]     31:     0x55f3c94a7faa - std::panicking::try::hc279775c9409768d
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:367:19
[INFO] [stderr]     32:     0x55f3c94a7faa - std::panic::catch_unwind::hbe8b6ecc84f73073
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panic.rs:133:14
[INFO] [stderr]     33:     0x55f3c94a7faa - std::rt::lang_start_internal::{{closure}}::hb04fdaef496a162b
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/rt.rs:46:48
[INFO] [stderr]     34:     0x55f3c94a7faa - std::panicking::try::do_call::habca359de051411d
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:403:40
[INFO] [stderr]     35:     0x55f3c94a7faa - std::panicking::try::h24c556a6948e0937
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:367:19
[INFO] [stderr]     36:     0x55f3c94a7faa - std::panic::catch_unwind::h58075d47f5a308d8
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panic.rs:133:14
[INFO] [stderr]     37:     0x55f3c94a7faa - std::rt::lang_start_internal::h3d20dc1537d76758
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/rt.rs:46:20
[INFO] [stderr]     38:     0x55f3c925a530 - std::rt::lang_start::h4650dcebb52a849f
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/rt.rs:63:17
[INFO] [stderr]     39:     0x55f3c9252afc - main
[INFO] [stderr]     40:     0x7fa4912330b3 - __libc_start_main
[INFO] [stderr]     41:     0x55f3c924efae - _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" "2e5dd609c2a524455ada7ec7dc74fbaf95fa76bcbf02ff6f81574f60f99c2351", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e5dd609c2a524455ada7ec7dc74fbaf95fa76bcbf02ff6f81574f60f99c2351", kill_on_drop: false }`
[INFO] [stdout] 2e5dd609c2a524455ada7ec7dc74fbaf95fa76bcbf02ff6f81574f60f99c2351