[INFO] cloning repository https://github.com/JunSuzukiJapan/rust_llvm_sample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JunSuzukiJapan/rust_llvm_sample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJunSuzukiJapan%2Frust_llvm_sample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJunSuzukiJapan%2Frust_llvm_sample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ca9ca67cf19e2a41907f24dde5c4ac19ff7a237e
[INFO] testing JunSuzukiJapan/rust_llvm_sample against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJunSuzukiJapan%2Frust_llvm_sample" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JunSuzukiJapan/rust_llvm_sample on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JunSuzukiJapan/rust_llvm_sample
[INFO] finished tweaking git repo https://github.com/JunSuzukiJapan/rust_llvm_sample
[INFO] tweaked toml for git repo https://github.com/JunSuzukiJapan/rust_llvm_sample written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/JunSuzukiJapan/rust_llvm_sample already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d898fb569f3cb60ac839017d65615c066f0166344902850e27d5b39acb2799af
[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" "d898fb569f3cb60ac839017d65615c066f0166344902850e27d5b39acb2799af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d898fb569f3cb60ac839017d65615c066f0166344902850e27d5b39acb2799af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d898fb569f3cb60ac839017d65615c066f0166344902850e27d5b39acb2799af", kill_on_drop: false }`
[INFO] [stdout] d898fb569f3cb60ac839017d65615c066f0166344902850e27d5b39acb2799af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc26fe17c3da9846359b5fa51478e287735c9e975d56c33185ad8f2790db045d
[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" "bc26fe17c3da9846359b5fa51478e287735c9e975d56c33185ad8f2790db045d", kill_on_drop: false }`
[INFO] [stderr]    Compiling llvm_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex-syntax v0.5.0
[INFO] [stderr]    Compiling regex v0.2.7
[INFO] [stderr]    Compiling llvm-sys v60.0.1
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/llvm_test-f4b951ef8ebba2d4.llvm_test.b7vkkyse-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/llvm_test-f4b951ef8ebba2d4.llvm_test.b7vkkyse-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/llvm_test-f4b951ef8ebba2d4.llvm_test.b7vkkyse-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/llvm_test-f4b951ef8ebba2d4.llvm_test.b7vkkyse-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/llvm_test-f4b951ef8ebba2d4.llvm_test.b7vkkyse-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/llvm_test-f4b951ef8ebba2d4.llvm_test.b7vkkyse-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/llvm_test-f4b951ef8ebba2d4.llvm_test.b7vkkyse-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/llvm_test-f4b951ef8ebba2d4.llvm_test.b7vkkyse-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/llvm_test-f4b951ef8ebba2d4.llvm_test.b7vkkyse-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/llvm_test-f4b951ef8ebba2d4.llvm_test.b7vkkyse-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/llvm_test-f4b951ef8ebba2d4.llvm_test.b7vkkyse-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/llvm_test-f4b951ef8ebba2d4.llvm_test.b7vkkyse-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/llvm_test-f4b951ef8ebba2d4.llvm_test.b7vkkyse-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/llvm_test-f4b951ef8ebba2d4.llvm_test.b7vkkyse-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/llvm_test-f4b951ef8ebba2d4.llvm_test.b7vkkyse-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/llvm_test-f4b951ef8ebba2d4.llvm_test.b7vkkyse-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/llvm_test-f4b951ef8ebba2d4" "/opt/rustwide/target/debug/deps/llvm_test-f4b951ef8ebba2d4.2eypnms2s9fxf835.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/usr/lib/llvm-10/lib" "-L" "/opt/rustwide/target/debug/build/llvm-sys-da9653023b5e52dc/out" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-lffi" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libllvm_sys-603b630396d938c8.rlib" "/opt/rustwide/target/debug/deps/liblibc-0f8ac66cf114ece2.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-e12de7683a34c500.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-446a53c2e468675f.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86fef9fb252a2d33.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-3bed9bfd30304751.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0e38eeb474a7b386.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-a846ed547b824740.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-c9540f0a4fb9265d.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7d2ca66c92c356eb.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-147e2c808f949493.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-bd2a4369506670e9.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74bfdd0ce7d0ed48.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6777f47f1c491841.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b104f1790174f2be.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-db37898996f45c13.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-25b7435131fc4938.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9d4b6f3c097e876e.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-3f953ad652ab829a.rlib" "-Wl,-Bdynamic" "-lz" "-lrt" "-ldl" "-ltinfo" "-lpthread" "-lm" "-lstdc++" "-lutil" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libllvm_sys-603b630396d938c8.rlib(ExternalFunctions.cpp.o): in function `llvm::Interpreter::callExternalFunction(llvm::Function*, llvm::ArrayRef<llvm::GenericValue>)':
[INFO] [stdout]           (.text._ZN4llvm11Interpreter20callExternalFunctionEPNS_8FunctionENS_8ArrayRefINS_12GenericValueEEE+0x93f): undefined reference to `ffi_type_void'
[INFO] [stdout]           /usr/bin/ld: (.text._ZN4llvm11Interpreter20callExternalFunctionEPNS_8FunctionENS_8ArrayRefINS_12GenericValueEEE+0x953): undefined reference to `ffi_type_float'
[INFO] [stdout]           /usr/bin/ld: (.text._ZN4llvm11Interpreter20callExternalFunctionEPNS_8FunctionENS_8ArrayRefINS_12GenericValueEEE+0x9aa): undefined reference to `ffi_type_double'
[INFO] [stdout]           /usr/bin/ld: (.text._ZN4llvm11Interpreter20callExternalFunctionEPNS_8FunctionENS_8ArrayRefINS_12GenericValueEEE+0x9d1): undefined reference to `ffi_type_pointer'
[INFO] [stdout]           /usr/bin/ld: (.text._ZN4llvm11Interpreter20callExternalFunctionEPNS_8FunctionENS_8ArrayRefINS_12GenericValueEEE+0xc6b): undefined reference to `ffi_type_void'
[INFO] [stdout]           /usr/bin/ld: (.text._ZN4llvm11Interpreter20callExternalFunctionEPNS_8FunctionENS_8ArrayRefINS_12GenericValueEEE+0xc85): undefined reference to `ffi_type_double'
[INFO] [stdout]           /usr/bin/ld: (.text._ZN4llvm11Interpreter20callExternalFunctionEPNS_8FunctionENS_8ArrayRefINS_12GenericValueEEE+0xcab): undefined reference to `ffi_type_float'
[INFO] [stdout]           /usr/bin/ld: (.text._ZN4llvm11Interpreter20callExternalFunctionEPNS_8FunctionENS_8ArrayRefINS_12GenericValueEEE+0xcb4): undefined reference to `ffi_type_pointer'
[INFO] [stdout]           /usr/bin/ld: (.text._ZN4llvm11Interpreter20callExternalFunctionEPNS_8FunctionENS_8ArrayRefINS_12GenericValueEEE+0xcd6): undefined reference to `ffi_prep_cif'
[INFO] [stdout]           /usr/bin/ld: (.text._ZN4llvm11Interpreter20callExternalFunctionEPNS_8FunctionENS_8ArrayRefINS_12GenericValueEEE+0xdbc): undefined reference to `ffi_call'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libllvm_sys-603b630396d938c8.rlib(ExternalFunctions.cpp.o):(.data.rel.ro..Lswitch.table._ZN4llvm11Interpreter20callExternalFunctionEPNS_8FunctionENS_8ArrayRefINS_12GenericValueEEE.33+0x0): undefined reference to `ffi_type_sint8'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libllvm_sys-603b630396d938c8.rlib(ExternalFunctions.cpp.o):(.data.rel.ro..Lswitch.table._ZN4llvm11Interpreter20callExternalFunctionEPNS_8FunctionENS_8ArrayRefINS_12GenericValueEEE.33+0x8): undefined reference to `ffi_type_sint16'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libllvm_sys-603b630396d938c8.rlib(ExternalFunctions.cpp.o):(.data.rel.ro..Lswitch.table._ZN4llvm11Interpreter20callExternalFunctionEPNS_8FunctionENS_8ArrayRefINS_12GenericValueEEE.33+0x10): undefined reference to `ffi_type_float'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libllvm_sys-603b630396d938c8.rlib(ExternalFunctions.cpp.o):(.data.rel.ro..Lswitch.table._ZN4llvm11Interpreter20callExternalFunctionEPNS_8FunctionENS_8ArrayRefINS_12GenericValueEEE.33+0x18): undefined reference to `ffi_type_sint32'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libllvm_sys-603b630396d938c8.rlib(ExternalFunctions.cpp.o):(.data.rel.ro..Lswitch.table._ZN4llvm11Interpreter20callExternalFunctionEPNS_8FunctionENS_8ArrayRefINS_12GenericValueEEE.33+0x20): undefined reference to `ffi_type_float'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libllvm_sys-603b630396d938c8.rlib(ExternalFunctions.cpp.o):(.data.rel.ro..Lswitch.table._ZN4llvm11Interpreter20callExternalFunctionEPNS_8FunctionENS_8ArrayRefINS_12GenericValueEEE.33+0x28): undefined reference to `ffi_type_float'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libllvm_sys-603b630396d938c8.rlib(ExternalFunctions.cpp.o):(.data.rel.ro..Lswitch.table._ZN4llvm11Interpreter20callExternalFunctionEPNS_8FunctionENS_8ArrayRefINS_12GenericValueEEE.33+0x30): undefined reference to `ffi_type_float'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libllvm_sys-603b630396d938c8.rlib(ExternalFunctions.cpp.o):(.data.rel.ro..Lswitch.table._ZN4llvm11Interpreter20callExternalFunctionEPNS_8FunctionENS_8ArrayRefINS_12GenericValueEEE.33+0x38): undefined reference to `ffi_type_sint64'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `llvm_test`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "bc26fe17c3da9846359b5fa51478e287735c9e975d56c33185ad8f2790db045d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc26fe17c3da9846359b5fa51478e287735c9e975d56c33185ad8f2790db045d", kill_on_drop: false }`
[INFO] [stdout] bc26fe17c3da9846359b5fa51478e287735c9e975d56c33185ad8f2790db045d