[INFO] fetching crate mun_lld 110.0.0...
[INFO] testing mun_lld-110.0.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate mun_lld 110.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate mun_lld 110.0.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mun_lld 110.0.0
[INFO] finished tweaking crates.io crate mun_lld 110.0.0
[INFO] tweaked toml for crates.io crate mun_lld 110.0.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f380894fadf54ef39dba7711c136bc65a4a0b2f4d5dd0a6974d5698e11814c01
[INFO] running `Command { std: "docker" "start" "-a" "f380894fadf54ef39dba7711c136bc65a4a0b2f4d5dd0a6974d5698e11814c01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f380894fadf54ef39dba7711c136bc65a4a0b2f4d5dd0a6974d5698e11814c01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f380894fadf54ef39dba7711c136bc65a4a0b2f4d5dd0a6974d5698e11814c01", kill_on_drop: false }`
[INFO] [stdout] f380894fadf54ef39dba7711c136bc65a4a0b2f4d5dd0a6974d5698e11814c01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fdcf77da27dae18e965c1314f3b6c2f81d5b7265e9f2fc1dd81e32cb6613a6ec
[INFO] running `Command { std: "docker" "start" "-a" "fdcf77da27dae18e965c1314f3b6c2f81d5b7265e9f2fc1dd81e32cb6613a6ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling mun_lld v110.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `mun_lld v110.0.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/mun_lld-3ea0ea13f6134c02/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', build.rs:73:9
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x565512f444b0 - std[77c0456e0eb29f0c]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x565512f444b0 - std[77c0456e0eb29f0c]::backtrace_rs::backtrace::trace_unsynchronized::<std[77c0456e0eb29f0c]::sys_common::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x565512f444b0 - std[77c0456e0eb29f0c]::sys_common::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x565512f444b0 - <std[77c0456e0eb29f0c]::sys_common::backtrace::_print::DisplayBacktrace as core[ee1ca6415511a9c4]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x565512f63dcc - core[ee1ca6415511a9c4]::fmt::write
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/fmt/mod.rs:1110:17
[INFO] [stderr]      5:     0x565512f40ea5 - <std[77c0456e0eb29f0c]::sys::unix::stdio::Stderr as std[77c0456e0eb29f0c]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/io/mod.rs:1584:15
[INFO] [stderr]      6:     0x565512f466cb - std[77c0456e0eb29f0c]::sys_common::backtrace::_print
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x565512f466cb - std[77c0456e0eb29f0c]::sys_common::backtrace::print
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x565512f466cb - std[77c0456e0eb29f0c]::panicking::default_hook::{closure#1}
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x565512f461a1 - std[77c0456e0eb29f0c]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x565512f46d71 - std[77c0456e0eb29f0c]::panicking::rust_panic_with_hook
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:622:17
[INFO] [stderr]     11:     0x565512e8fef3 - std[77c0456e0eb29f0c]::panicking::begin_panic::<&str>::{closure#0}
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:542:9
[INFO] [stderr]     12:     0x565512e99ac9 - std[77c0456e0eb29f0c]::sys_common::backtrace::__rust_end_short_backtrace::<std[77c0456e0eb29f0c]::panicking::begin_panic<&str>::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x565512e89489 - std[77c0456e0eb29f0c]::panicking::begin_panic::<&str>
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:541:12
[INFO] [stderr]     14:     0x565512cf31af - <build_script_build[9652ee947dbaa0f6]::LLVM_CONFIG_PATH as core[ee1ca6415511a9c4]::ops::deref::Deref>::deref::__static_ref_initialize
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:73:9
[INFO] [stderr]     15:     0x565512cf31af - <<build_script_build[9652ee947dbaa0f6]::LLVM_CONFIG_PATH as core[ee1ca6415511a9c4]::ops::deref::Deref>::deref::__static_ref_initialize as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     16:     0x565512cf444b - <lazy_static[10cf168a8c47a2ed]::lazy::Lazy<std[77c0456e0eb29f0c]::path::PathBuf>>::get::<<build_script_build[9652ee947dbaa0f6]::LLVM_CONFIG_PATH as core[ee1ca6415511a9c4]::ops::deref::Deref>::deref::__static_ref_initialize>::{closure#0}
[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:     0x565512cfcb9b - <std[77c0456e0eb29f0c]::sync::once::Once>::call_once::<<lazy_static[10cf168a8c47a2ed]::lazy::Lazy<std[77c0456e0eb29f0c]::path::PathBuf>>::get<<build_script_build[9652ee947dbaa0f6]::LLVM_CONFIG_PATH as core[ee1ca6415511a9c4]::ops::deref::Deref>::deref::__static_ref_initialize>::{closure#0}>::{closure#0}
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sync/once.rs:261:41
[INFO] [stderr]     18:     0x565512ceaa3c - <std[77c0456e0eb29f0c]::sync::once::Once>::call_inner
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sync/once.rs:418:21
[INFO] [stderr]     19:     0x565512cfc7a6 - <std[77c0456e0eb29f0c]::sync::once::Once>::call_once::<<lazy_static[10cf168a8c47a2ed]::lazy::Lazy<std[77c0456e0eb29f0c]::path::PathBuf>>::get<<build_script_build[9652ee947dbaa0f6]::LLVM_CONFIG_PATH as core[ee1ca6415511a9c4]::ops::deref::Deref>::deref::__static_ref_initialize>::{closure#0}>
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sync/once.rs:261:9
[INFO] [stderr]     20:     0x565512cf1392 - <lazy_static[10cf168a8c47a2ed]::lazy::Lazy<std[77c0456e0eb29f0c]::path::PathBuf>>::get::<<build_script_build[9652ee947dbaa0f6]::LLVM_CONFIG_PATH as core[ee1ca6415511a9c4]::ops::deref::Deref>::deref::__static_ref_initialize>
[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:     0x565512cf1392 - <build_script_build[9652ee947dbaa0f6]::LLVM_CONFIG_PATH as core[ee1ca6415511a9c4]::ops::deref::Deref>::deref::__stability
[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:     0x565512cf1392 - <build_script_build[9652ee947dbaa0f6]::LLVM_CONFIG_PATH as core[ee1ca6415511a9c4]::ops::deref::Deref>::deref
[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:     0x565512ceebed - build_script_build[9652ee947dbaa0f6]::llvm_config
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:179:21
[INFO] [stderr]     24:     0x565512ceffa7 - build_script_build[9652ee947dbaa0f6]::get_llvm_cxxflags
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:286:18
[INFO] [stderr]     25:     0x565512cf039c - build_script_build[9652ee947dbaa0f6]::main
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:319:35
[INFO] [stderr]     26:     0x565512cf235b - <fn() as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     27:     0x565512cf1bae - std[77c0456e0eb29f0c]::sys_common::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     28:     0x565512cfb181 - std[77c0456e0eb29f0c]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/rt.rs:49:18
[INFO] [stderr]     29:     0x565512f47269 - <&dyn core[ee1ca6415511a9c4]::ops::function::Fn<(), Output = i32> + std[77c0456e0eb29f0c]::panic::RefUnwindSafe + core[ee1ca6415511a9c4]::marker::Sync as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     30:     0x565512f47269 - std[77c0456e0eb29f0c]::panicking::try::do_call::<&dyn core[ee1ca6415511a9c4]::ops::function::Fn<(), Output = i32> + std[77c0456e0eb29f0c]::panic::RefUnwindSafe + core[ee1ca6415511a9c4]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:401:40
[INFO] [stderr]     31:     0x565512f47269 - std[77c0456e0eb29f0c]::panicking::try::<i32, &dyn core[ee1ca6415511a9c4]::ops::function::Fn<(), Output = i32> + std[77c0456e0eb29f0c]::panic::RefUnwindSafe + core[ee1ca6415511a9c4]::marker::Sync>
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:365:19
[INFO] [stderr]     32:     0x565512f47269 - std[77c0456e0eb29f0c]::panic::catch_unwind::<&dyn core[ee1ca6415511a9c4]::ops::function::Fn<(), Output = i32> + std[77c0456e0eb29f0c]::panic::RefUnwindSafe + core[ee1ca6415511a9c4]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:433:14
[INFO] [stderr]     33:     0x565512f47269 - std[77c0456e0eb29f0c]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/rt.rs:34:21
[INFO] [stderr]     34:     0x565512cfb160 - std[77c0456e0eb29f0c]::rt::lang_start::<()>
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/rt.rs:48:5
[INFO] [stderr]     35:     0x565512cf14fc - main
[INFO] [stderr]     36:     0x7f4d7d0460b3 - __libc_start_main
[INFO] [stderr]     37:     0x565512cec04e - _start
[INFO] [stderr]     38:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "fdcf77da27dae18e965c1314f3b6c2f81d5b7265e9f2fc1dd81e32cb6613a6ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdcf77da27dae18e965c1314f3b6c2f81d5b7265e9f2fc1dd81e32cb6613a6ec", kill_on_drop: false }`
[INFO] [stdout] fdcf77da27dae18e965c1314f3b6c2f81d5b7265e9f2fc1dd81e32cb6613a6ec