[INFO] fetching crate arcon 0.1.3...
[INFO] testing arcon-0.1.3 against 1.54.0 for beta-1.55-1
[INFO] extracting crate arcon 0.1.3 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate arcon 0.1.3 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arcon 0.1.3
[INFO] finished tweaking crates.io crate arcon 0.1.3
[INFO] tweaked toml for crates.io crate arcon 0.1.3 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43779eb54227127d88e5ec3f5df4cd7bef7de3035434ffacac10c7b107c2fd37
[INFO] running `Command { std: "docker" "start" "-a" "43779eb54227127d88e5ec3f5df4cd7bef7de3035434ffacac10c7b107c2fd37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43779eb54227127d88e5ec3f5df4cd7bef7de3035434ffacac10c7b107c2fd37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43779eb54227127d88e5ec3f5df4cd7bef7de3035434ffacac10c7b107c2fd37", kill_on_drop: false }`
[INFO] [stdout] 43779eb54227127d88e5ec3f5df4cd7bef7de3035434ffacac10c7b107c2fd37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 711b645344204dba09df69ceb484cabe5809431aaf72d11eb03bda97b62f3f31
[INFO] running `Command { std: "docker" "start" "-a" "711b645344204dba09df69ceb484cabe5809431aaf72d11eb03bda97b62f3f31", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling protobuf v2.24.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling slog-async v2.7.0
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling oncemutex v0.1.1
[INFO] [stderr]    Compiling crossbeam v0.3.2
[INFO] [stderr]    Compiling arc-swap v0.3.11
[INFO] [stderr]    Compiling as_num v0.2.5
[INFO] [stderr]    Compiling bitfields v0.2.0
[INFO] [stderr]    Compiling sequence_trie v0.3.6
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling weld v0.3.1
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling arcon_error v0.1.1
[INFO] [stderr]    Compiling arcon_extra v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling which v4.2.2
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling spaniel v0.1.0
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling arcon_backend v0.1.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling protoc v2.24.1
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling tokio-retry v0.2.0
[INFO] [stderr]    Compiling synchronoise v0.4.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[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]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling synchronoise v1.0.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling executors v0.4.4
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling protobuf-codegen v2.24.1
[INFO] [stderr]    Compiling llvm-sys v60.6.0
[INFO] [stderr]    Compiling slog-term v2.8.0
[INFO] [stderr]    Compiling protoc-rust v2.24.1
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling arr_macro_impl v0.1.3
[INFO] [stderr]    Compiling kompact-actor-derive v0.8.1
[INFO] [stderr]    Compiling kompact-component-derive v0.8.1
[INFO] [stderr]    Compiling arcon_macros v0.1.3
[INFO] [stderr] error: failed to run custom build command for `weld v0.3.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/weld-45bb3f591aeba578/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/cargo-home/registry/src/github.com-1ecc6299db9ec823/weld-0.3.1/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-0340330a6f808dfa/out/llvmext.o
[INFO] [stderr]   make: Leaving directory '/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/weld-0.3.1/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()', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/weld-0.3.1/build.rs:41:5
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5617f295ebd0 - std::backtrace_rs::backtrace::libunwind::trace::h34055254b57d8e79
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x5617f295ebd0 - std::backtrace_rs::backtrace::trace_unsynchronized::h8f1e3fbd9afff6ec
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5617f295ebd0 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x5617f295ebd0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h32d1f94a80615d18
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x5617f297bc6c - core::fmt::write::h306731c068f7162c
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stderr]      5:     0x5617f295ca35 - std::io::Write::write_fmt::hd2fa90334eee2a21
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stderr]      6:     0x5617f29607fb - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x5617f29607fb - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x5617f29607fb - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x5617f29602d1 - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x5617f2960ec4 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stderr]     11:     0x5617f2960977 - std::panicking::begin_panic_handler::{{closure}}::h8ab3b4491718b2c7
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:517:13
[INFO] [stderr]     12:     0x5617f295f0cc - std::sys_common::backtrace::__rust_end_short_backtrace::hd489062ffa586a9f
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x5617f2960909 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:515:5
[INFO] [stderr]     14:     0x5617f2942211 - core::panicking::panic_fmt::hca6330e3e14086b4
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x5617f294215d - core::panicking::panic::h1a48d878ff3dcd40
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:50:5
[INFO] [stderr]     16:     0x5617f294b2e2 - build_script_build::build_llvmext::h07825a3269beacaa
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/weld-0.3.1/build.rs:41:5
[INFO] [stderr]     17:     0x5617f294b4af - build_script_build::main::h804ff9ea145b0bb1
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/weld-0.3.1/build.rs:58:5
[INFO] [stderr]     18:     0x5617f29496eb - core::ops::function::FnOnce::call_once::h8481f8deff1cf980
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x5617f29477de - std::sys_common::backtrace::__rust_begin_short_backtrace::h5392cf3b2d701b47
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x5617f2945881 - std::rt::lang_start::{{closure}}::h300ffcb347b94e35
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:49:18
[INFO] [stderr]     21:     0x5617f29613c9 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h2aabc384aab89b7b
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x5617f29613c9 - std::panicking::try::do_call::hc5fcacb7a85fc7b1
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stderr]     23:     0x5617f29613c9 - std::panicking::try::hb5d9603af3abbe3a
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stderr]     24:     0x5617f29613c9 - std::panic::catch_unwind::h98fe6ac3925e64b4
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stderr]     25:     0x5617f29613c9 - std::rt::lang_start_internal::h22ac7383c516f93e
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:34:21
[INFO] [stderr]     26:     0x5617f2945860 - std::rt::lang_start::h560f676c9fb65919
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:48:5
[INFO] [stderr]     27:     0x5617f294b4ec - main
[INFO] [stderr]     28:     0x7f9bb1aed0b3 - __libc_start_main
[INFO] [stderr]     29:     0x5617f294296e - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "711b645344204dba09df69ceb484cabe5809431aaf72d11eb03bda97b62f3f31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "711b645344204dba09df69ceb484cabe5809431aaf72d11eb03bda97b62f3f31", kill_on_drop: false }`
[INFO] [stdout] 711b645344204dba09df69ceb484cabe5809431aaf72d11eb03bda97b62f3f31
