[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 beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] 964958c027a3d915b42d8de5e1a0bbcf79a2a7418736e439faec8c1ac70efa65 [INFO] running `"docker" "start" "-a" "964958c027a3d915b42d8de5e1a0bbcf79a2a7418736e439faec8c1ac70efa65"` [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 cstr-macro v0.1.0 [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-77bb95a74d9b9c0c/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: 0x5629e634477b - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x5629e634477b - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5629e634477b - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x5629e634477b - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x5629e634477b - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x5629e6344457 - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x5629e6344e40 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x5629e63449c2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x5629e63448a6 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 9: 0x5629e635e51d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 10: 0x5629e6333fd5 - core::result::unwrap_failed::h101bca47fbe38173 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stderr] 11: 0x5629e633612f - core::result::Result::expect::hc6a18e4f2c1e1908 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:827 [INFO] [stderr] 12: 0x5629e6324a5c - build_script_build::ruby_lib_link_name::h741062b7e325ecbd [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rutie-0.5.3/build.rs:176 [INFO] [stderr] 13: 0x5629e6325005 - build_script_build::dynamic_linker_args::hc1e78dc67dbe8dcb [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rutie-0.5.3/build.rs:205 [INFO] [stderr] 14: 0x5629e6324627 - build_script_build::use_dylib::h02c61447b23d1ae3 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rutie-0.5.3/build.rs:94 [INFO] [stderr] 15: 0x5629e6327163 - build_script_build::main::h16926b598588fa61 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rutie-0.5.3/build.rs:356 [INFO] [stderr] 16: 0x5629e632a900 - std::rt::lang_start::{{closure}}::h6efbe4c9960ee9d5 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/rt.rs:64 [INFO] [stderr] 17: 0x5629e6344893 - std::rt::lang_start_internal::{{closure}}::h055e1fdc5578d418 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 18: 0x5629e6344893 - std::panicking::try::do_call::h480cafa68c9928b4 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 19: 0x5629e634b0ba - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 20: 0x5629e634534d - std::panicking::try::he0549d0299de204a [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 21: 0x5629e634534d - std::panic::catch_unwind::h422dc2db98f03517 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x5629e634534d - std::rt::lang_start_internal::h121de03325a3f900 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 23: 0x5629e632a8d9 - std::rt::lang_start::hc6cd33a275f2ac55 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/rt.rs:64 [INFO] [stderr] 24: 0x5629e632738a - main [INFO] [stderr] 25: 0x7f545aa5b2e1 - __libc_start_main [INFO] [stderr] 26: 0x5629e63050aa - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "964958c027a3d915b42d8de5e1a0bbcf79a2a7418736e439faec8c1ac70efa65"` [INFO] running `"docker" "rm" "-f" "964958c027a3d915b42d8de5e1a0bbcf79a2a7418736e439faec8c1ac70efa65"` [INFO] [stdout] 964958c027a3d915b42d8de5e1a0bbcf79a2a7418736e439faec8c1ac70efa65