[INFO] updating cached repository felix-d/extending-ruby-with-rust-benchmarks [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/felix-d/extending-ruby-with-rust-benchmarks [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/felix-d/extending-ruby-with-rust-benchmarks" "work/ex/beta-1.37-6/sources/1.36.0/gh/felix-d/extending-ruby-with-rust-benchmarks"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/felix-d/extending-ruby-with-rust-benchmarks'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/felix-d/extending-ruby-with-rust-benchmarks" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/felix-d/extending-ruby-with-rust-benchmarks"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/felix-d/extending-ruby-with-rust-benchmarks'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 21599a8a59e10eee2b08ff4439e98f996d7b4417 [INFO] sha for GitHub repo felix-d/extending-ruby-with-rust-benchmarks: 21599a8a59e10eee2b08ff4439e98f996d7b4417 [INFO] validating manifest of felix-d/extending-ruby-with-rust-benchmarks on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of felix-d/extending-ruby-with-rust-benchmarks on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing felix-d/extending-ruby-with-rust-benchmarks [INFO] finished frobbing felix-d/extending-ruby-with-rust-benchmarks [INFO] frobbed toml for felix-d/extending-ruby-with-rust-benchmarks written to work/ex/beta-1.37-6/sources/1.36.0/gh/felix-d/extending-ruby-with-rust-benchmarks/Cargo.toml [INFO] started frobbing felix-d/extending-ruby-with-rust-benchmarks [INFO] finished frobbing felix-d/extending-ruby-with-rust-benchmarks [INFO] frobbed toml for felix-d/extending-ruby-with-rust-benchmarks written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/felix-d/extending-ruby-with-rust-benchmarks/Cargo.toml [INFO] crate felix-d/extending-ruby-with-rust-benchmarks already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing felix-d/extending-ruby-with-rust-benchmarks against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/felix-d/extending-ruby-with-rust-benchmarks:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"` [INFO] [stdout] 840c0d056350e2291a5d792d9ed57644791449f77685054a83640a6043395dbd [INFO] running `"docker" "start" "-a" "840c0d056350e2291a5d792d9ed57644791449f77685054a83640a6043395dbd"` [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The lib target `ffi_benchmarks` in package `ffi_benchmarks v0.1.0 (/opt/crater/workdir)` has the same output filename as the lib target `ffi_benchmarks` in package `ffi_benchmarks v0.1.0 (/opt/crater/workdir)`. [INFO] [stderr] Colliding filename is: /opt/crater/target/debug/deps/libffi_benchmarks.so [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The lib target `ffi_benchmarks` in package `ffi_benchmarks v0.1.0 (/opt/crater/workdir)` has the same output filename as the lib target `ffi_benchmarks` in package `ffi_benchmarks v0.1.0 (/opt/crater/workdir)`. [INFO] [stderr] Colliding filename is: /opt/crater/target/debug/libffi_benchmarks.so [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] Compiling libcruby-sys v0.7.5 [INFO] [stderr] Compiling rutie v0.5.3 [INFO] [stderr] Compiling helix v0.7.5 [INFO] [stderr] error: failed to run custom build command for `rutie v0.5.3` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/rutie-9367a307819b9ce9/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rustc-link-search=/usr/lib [INFO] [stderr] cargo:rustc-link-lib=ruby-2.3 [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'create_dir_all fail: ()', src/libcore/result.rs:999:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55ffa1bf23a3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55 [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x55ffa1bedf0b - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x55ffa1bf1196 - std::panicking::default_hook::{{closure}}::he20974adbefcc046 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:197 [INFO] [stderr] 3: 0x55ffa1bf0f29 - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x55ffa1bf17ef - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x55ffa1bf1371 - std::panicking::continue_panic_fmt::ha6d6ae144369025b [INFO] [stderr] at src/libstd/panicking.rs:381 [INFO] [stderr] 6: 0x55ffa1bf1255 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:308 [INFO] [stderr] 7: 0x55ffa1c06f9c - core::panicking::panic_fmt::hc4f83bfed80aeabd [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 8: 0x55ffa1bddb14 - core::result::unwrap_failed::h3d7e3942f0b49899 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/macros.rs:18 [INFO] [stderr] 9: 0x55ffa1bdfb0b - core::result::Result::expect::ha9e968e6aa12ace3 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/result.rs:827 [INFO] [stderr] 10: 0x55ffa1bd116b - build_script_build::ruby_lib_link_name::h03c69aec63634070 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rutie-0.5.3/build.rs:176 [INFO] [stderr] 11: 0x55ffa1bd1714 - build_script_build::dynamic_linker_args::hf3499d42404205f9 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rutie-0.5.3/build.rs:205 [INFO] [stderr] 12: 0x55ffa1bd0d36 - build_script_build::use_dylib::h1e9ef7acc10bdb4f [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rutie-0.5.3/build.rs:94 [INFO] [stderr] 13: 0x55ffa1bd388b - build_script_build::main::h212cfe32ce5074b4 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rutie-0.5.3/build.rs:356 [INFO] [stderr] 14: 0x55ffa1bd4a1f - std::rt::lang_start::{{closure}}::hc42d34ba388c44f7 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64 [INFO] [stderr] 15: 0x55ffa1bf1242 - std::panicking::try::do_call::hc3d8373a0b215f51 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] at src/libstd/panicking.rs:293 [INFO] [stderr] 16: 0x55ffa1bf8009 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:85 [INFO] [stderr] 17: 0x55ffa1bf1cfc - std::rt::lang_start_internal::he5218c8b95d395f2 [INFO] [stderr] at src/libstd/panicking.rs:272 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 18: 0x55ffa1bd49f8 - std::rt::lang_start::he59ba453510a6d66 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64 [INFO] [stderr] 19: 0x55ffa1bd3ab9 - main [INFO] [stderr] 20: 0x7fadd26d52e0 - __libc_start_main [INFO] [stderr] 21: 0x55ffa1bb09f9 - _start [INFO] [stderr] 22: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "840c0d056350e2291a5d792d9ed57644791449f77685054a83640a6043395dbd"` [INFO] running `"docker" "rm" "-f" "840c0d056350e2291a5d792d9ed57644791449f77685054a83640a6043395dbd"` [INFO] [stdout] 840c0d056350e2291a5d792d9ed57644791449f77685054a83640a6043395dbd