[INFO] fetching crate weld 0.4.0... [INFO] testing weld-0.4.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479 [INFO] extracting crate weld 0.4.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate weld 0.4.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate weld 0.4.0 [INFO] finished tweaking crates.io crate weld 0.4.0 [INFO] tweaked toml for crates.io crate weld 0.4.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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 v60.6.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e86e043d98b5068b9421123946aef19984640c1fac9a0e76a61500b534d80570 [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" "e86e043d98b5068b9421123946aef19984640c1fac9a0e76a61500b534d80570", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e86e043d98b5068b9421123946aef19984640c1fac9a0e76a61500b534d80570", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e86e043d98b5068b9421123946aef19984640c1fac9a0e76a61500b534d80570", kill_on_drop: false }` [INFO] [stdout] e86e043d98b5068b9421123946aef19984640c1fac9a0e76a61500b534d80570 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d011134ae0c0663e44913d0f3d2bbbba05bfe0681ad1f0b7c69bf247ce2c2dde [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" "d011134ae0c0663e44913d0f3d2bbbba05bfe0681ad1f0b7c69bf247ce2c2dde", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling ucd-util v0.1.8 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling cc v1.0.69 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling weld v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling uuid v0.7.4 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling env_logger v0.4.3 [INFO] [stderr] Compiling llvm-sys v60.6.0 [INFO] [stderr] error: failed to run custom build command for `weld v0.4.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/weld-e15a2f5b1436702f/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rustc-env=BUILD_ID= [INFO] [stderr] cargo:rustc-link-lib=dylib=stdc++ [INFO] [stderr] make: Entering directory '/opt/rustwide/workdir/llvmext' [INFO] [stderr] clang++-10.0 -O3 -fno-use-cxa-atexit -I/usr/lib/llvm-10/include -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/usr/lib/llvm-10/include -std=c++14 -fno-exceptions -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -c llvmext.cpp -o /opt/rustwide/target/debug/build/weld-19c2a3f3469494de/out/llvmext.o [INFO] [stderr] make: Leaving directory '/opt/rustwide/workdir/llvmext' [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] make: clang++-10.0: Command not found [INFO] [stderr] make: *** [Makefile:26: llvmext.o] Error 127 [INFO] [stderr] thread 'main' panicked at 'assertion failed: status.success()', build.rs:41:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x564c69d23a50 - std::backtrace_rs::backtrace::libunwind::trace::h99dbb39dca18857d [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x564c69d23a50 - std::backtrace_rs::backtrace::trace_unsynchronized::h832861927e9cfedf [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x564c69d23a50 - std::sys_common::backtrace::_print_fmt::h3d18154c77dcf310 [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x564c69d23a50 - ::fmt::he312f4ad5b9bb346 [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x564c69d40b2c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/fmt/mod.rs:1115:17 [INFO] [stderr] 5: 0x564c69d218f5 - std::io::Write::write_fmt::h6aced00850e8186f [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/io/mod.rs:1665:15 [INFO] [stderr] 6: 0x564c69d2568b - std::sys_common::backtrace::_print::h65d996766de40da4 [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x564c69d2568b - std::sys_common::backtrace::print::h40df9727e635f303 [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x564c69d2568b - std::panicking::default_hook::{{closure}}::hd2da4327dea91a51 [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x564c69d25161 - std::panicking::default_hook::h3d55120ad6ada158 [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x564c69d25d54 - std::panicking::rust_panic_with_hook::hf85dd0bb545e3b55 [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x564c69d25807 - std::panicking::begin_panic_handler::{{closure}}::h736ae969434da9fa [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:517:13 [INFO] [stderr] 12: 0x564c69d23f2c - std::sys_common::backtrace::__rust_end_short_backtrace::h6133bb80b1d6c3e0 [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x564c69d25799 - rust_begin_unwind [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x564c69d071e1 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x564c69d0712d - core::panicking::panic::hd695e3b1d0dd4ef4 [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/panicking.rs:50:5 [INFO] [stderr] 16: 0x564c69d0e672 - build_script_build::build_llvmext::hd75a513442440f02 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:41:5 [INFO] [stderr] 17: 0x564c69d0e83f - build_script_build::main::hb38f38cef2186b48 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:58:5 [INFO] [stderr] 18: 0x564c69d0a30b - core::ops::function::FnOnce::call_once::h7f7f831c3d1e8705 [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x564c69d0afce - std::sys_common::backtrace::__rust_begin_short_backtrace::ha8309f361da850f3 [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x564c69d0b061 - std::rt::lang_start::{{closure}}::hfc39b36eb93f690a [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/rt.rs:63:18 [INFO] [stderr] 21: 0x564c69d2625a - core::ops::function::impls:: for &F>::call_once::h5a0483c8d4e9c15d [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x564c69d2625a - std::panicking::try::do_call::h6ad7918f175f6ddd [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:401:40 [INFO] [stderr] 23: 0x564c69d2625a - std::panicking::try::hcd5af58f52320690 [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:365:19 [INFO] [stderr] 24: 0x564c69d2625a - std::panic::catch_unwind::hf1ae33ba67228f1e [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panic.rs:434:14 [INFO] [stderr] 25: 0x564c69d2625a - std::rt::lang_start_internal::{{closure}}::h4a87bc0aa1312dc5 [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/rt.rs:45:48 [INFO] [stderr] 26: 0x564c69d2625a - std::panicking::try::do_call::h1ade2a52932fc900 [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:401:40 [INFO] [stderr] 27: 0x564c69d2625a - std::panicking::try::h6f4a87ad169e174b [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:365:19 [INFO] [stderr] 28: 0x564c69d2625a - std::panic::catch_unwind::h043c7f08019f9e2a [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panic.rs:434:14 [INFO] [stderr] 29: 0x564c69d2625a - std::rt::lang_start_internal::h82825699ebfd70bd [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/rt.rs:45:20 [INFO] [stderr] 30: 0x564c69d0b030 - std::rt::lang_start::hac96602ca618ffb4 [INFO] [stderr] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/rt.rs:62:5 [INFO] [stderr] 31: 0x564c69d0e87c - main [INFO] [stderr] 32: 0x7fe2e37280b3 - __libc_start_main [INFO] [stderr] 33: 0x564c69d0793e - _start [INFO] [stderr] 34: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "d011134ae0c0663e44913d0f3d2bbbba05bfe0681ad1f0b7c69bf247ce2c2dde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d011134ae0c0663e44913d0f3d2bbbba05bfe0681ad1f0b7c69bf247ce2c2dde", kill_on_drop: false }` [INFO] [stdout] d011134ae0c0663e44913d0f3d2bbbba05bfe0681ad1f0b7c69bf247ce2c2dde