[INFO] fetching crate weld 0.4.0... [INFO] checking weld-0.4.0 against try#55b3f428b4fac6790b1e8492e0b91ff2d80aec7c for pr-77035 [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 55b3f428b4fac6790b1e8492e0b91ff2d80aec7c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "read-manifest" "--manifest-path" "Cargo.toml", 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" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "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] 0027e03893c4a54348c6342af3ec8989e9e500e9ce259257967d2c89f660ad20 [INFO] running `Command { std: "docker" "start" "-a" "0027e03893c4a54348c6342af3ec8989e9e500e9ce259257967d2c89f660ad20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0027e03893c4a54348c6342af3ec8989e9e500e9ce259257967d2c89f660ad20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0027e03893c4a54348c6342af3ec8989e9e500e9ce259257967d2c89f660ad20", kill_on_drop: false }` [INFO] [stdout] 0027e03893c4a54348c6342af3ec8989e9e500e9ce259257967d2c89f660ad20 [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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a8a20abd3589b2e3277296cebb5ca0a747978eead75501efc272e874c35f8032 [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" "a8a20abd3589b2e3277296cebb5ca0a747978eead75501efc272e874c35f8032", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling ucd-util v0.1.8 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling cc v1.0.66 [INFO] [stderr] Compiling weld v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking 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-8c41a1cb095fc6ac/build-script-build` (exit code: 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-11de0bf142416901/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: 0x56460cb200b7 - std::backtrace_rs::backtrace::libunwind::trace::h746c3e9529d524bc [INFO] [stderr] at /rustc/55b3f428b4fac6790b1e8492e0b91ff2d80aec7c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x56460cb200b7 - std::backtrace_rs::backtrace::trace_unsynchronized::h86340908ff889faa [INFO] [stderr] at /rustc/55b3f428b4fac6790b1e8492e0b91ff2d80aec7c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x56460cb200b7 - std::sys_common::backtrace::_print_fmt::h43f85f9b18230404 [INFO] [stderr] at /rustc/55b3f428b4fac6790b1e8492e0b91ff2d80aec7c/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x56460cb200b7 - ::fmt::hc132ae1a5b5aa7cd [INFO] [stderr] at /rustc/55b3f428b4fac6790b1e8492e0b91ff2d80aec7c/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x56460cb3e56c - core::fmt::write::hdf023a0036d2a25f [INFO] [stderr] at /rustc/55b3f428b4fac6790b1e8492e0b91ff2d80aec7c/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x56460cb1d582 - std::io::Write::write_fmt::h8580846154bcb66a [INFO] [stderr] at /rustc/55b3f428b4fac6790b1e8492e0b91ff2d80aec7c/library/std/src/io/mod.rs:1519:15 [INFO] [stderr] 6: 0x56460cb21df5 - std::sys_common::backtrace::_print::h7ee55fed88d107a3 [INFO] [stderr] at /rustc/55b3f428b4fac6790b1e8492e0b91ff2d80aec7c/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x56460cb21df5 - std::sys_common::backtrace::print::h54a7d3e52a524177 [INFO] [stderr] at /rustc/55b3f428b4fac6790b1e8492e0b91ff2d80aec7c/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x56460cb21df5 - std::panicking::default_hook::{{closure}}::h60921e857bf55a40 [INFO] [stderr] at /rustc/55b3f428b4fac6790b1e8492e0b91ff2d80aec7c/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x56460cb2194a - std::panicking::default_hook::hf0f9afb1017317fc [INFO] [stderr] at /rustc/55b3f428b4fac6790b1e8492e0b91ff2d80aec7c/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x56460cb22591 - std::panicking::rust_panic_with_hook::h8d66bf42b407aaea [INFO] [stderr] at /rustc/55b3f428b4fac6790b1e8492e0b91ff2d80aec7c/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x56460cb220a7 - std::panicking::begin_panic_handler::{{closure}}::hde71edcd925d0c5e [INFO] [stderr] at /rustc/55b3f428b4fac6790b1e8492e0b91ff2d80aec7c/library/std/src/panicking.rs:495:13 [INFO] [stderr] 12: 0x56460cb2057c - std::sys_common::backtrace::__rust_end_short_backtrace::h8a3c7d6cea578919 [INFO] [stderr] at /rustc/55b3f428b4fac6790b1e8492e0b91ff2d80aec7c/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x56460cb22039 - rust_begin_unwind [INFO] [stderr] at /rustc/55b3f428b4fac6790b1e8492e0b91ff2d80aec7c/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x56460cb3d941 - core::panicking::panic_fmt::h20225113c4a2f8fd [INFO] [stderr] at /rustc/55b3f428b4fac6790b1e8492e0b91ff2d80aec7c/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x56460cb3d88d - core::panicking::panic::h35b77276aa4b0c12 [INFO] [stderr] at /rustc/55b3f428b4fac6790b1e8492e0b91ff2d80aec7c/library/core/src/panicking.rs:50:5 [INFO] [stderr] 16: 0x56460cb05b87 - build_script_build::build_llvmext::ha08f7814c707d9f1 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:41:5 [INFO] [stderr] 17: 0x56460cb05d53 - build_script_build::main::h37c09254d0658afd [INFO] [stderr] at /opt/rustwide/workdir/build.rs:58:5 [INFO] [stderr] 18: 0x56460cb0845b - core::ops::function::FnOnce::call_once::h60ddca56439a0573 [INFO] [stderr] at /rustc/55b3f428b4fac6790b1e8492e0b91ff2d80aec7c/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x56460cb073ce - std::sys_common::backtrace::__rust_begin_short_backtrace::hbdd24a2714760a72 [INFO] [stderr] at /rustc/55b3f428b4fac6790b1e8492e0b91ff2d80aec7c/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x56460cb06881 - std::rt::lang_start::{{closure}}::he711b6199d1b972e [INFO] [stderr] at /rustc/55b3f428b4fac6790b1e8492e0b91ff2d80aec7c/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x56460cb229b7 - core::ops::function::impls:: for &F>::call_once::h54c39b9b8451875a [INFO] [stderr] at /rustc/55b3f428b4fac6790b1e8492e0b91ff2d80aec7c/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x56460cb229b7 - std::panicking::try::do_call::hcdfba51a06e21b42 [INFO] [stderr] at /rustc/55b3f428b4fac6790b1e8492e0b91ff2d80aec7c/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x56460cb229b7 - std::panicking::try::hb36953ccd24f930d [INFO] [stderr] at /rustc/55b3f428b4fac6790b1e8492e0b91ff2d80aec7c/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x56460cb229b7 - std::panic::catch_unwind::hbb374cd03beb3824 [INFO] [stderr] at /rustc/55b3f428b4fac6790b1e8492e0b91ff2d80aec7c/library/std/src/panic.rs:396:14 [INFO] [stderr] 25: 0x56460cb229b7 - std::rt::lang_start_internal::h97dca9624db2aa85 [INFO] [stderr] at /rustc/55b3f428b4fac6790b1e8492e0b91ff2d80aec7c/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x56460cb06857 - std::rt::lang_start::hda7324e7b47adee5 [INFO] [stderr] at /rustc/55b3f428b4fac6790b1e8492e0b91ff2d80aec7c/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x56460cb05dba - main [INFO] [stderr] 28: 0x7fc5ee6d20b3 - __libc_start_main [INFO] [stderr] 29: 0x56460caff0ae - _start [INFO] [stderr] 30: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "a8a20abd3589b2e3277296cebb5ca0a747978eead75501efc272e874c35f8032", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8a20abd3589b2e3277296cebb5ca0a747978eead75501efc272e874c35f8032", kill_on_drop: false }` [INFO] [stdout] a8a20abd3589b2e3277296cebb5ca0a747978eead75501efc272e874c35f8032