[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-1.38-1/sources/1.37.0/gh/felix-d/extending-ruby-with-rust-benchmarks"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/gh/felix-d/extending-ruby-with-rust-benchmarks"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of felix-d/extending-ruby-with-rust-benchmarks on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing felix-d/extending-ruby-with-rust-benchmarks against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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-2019-08-13" "build" "--frozen"` [INFO] [stdout] 59470d0f860da78d9159d95a93278a82cb82fc1678435f1df8ed9e3e28132918 [INFO] running `"docker" "start" "-a" "59470d0f860da78d9159d95a93278a82cb82fc1678435f1df8ed9e3e28132918"` [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 rutie v0.5.3 [INFO] [stderr] Compiling libcruby-sys v0.7.5 [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-ce9f372892c09caa/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:1084:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55c9b4d0be2b - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55c9b4d0be2b - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55c9b4d0be2b - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55c9b4d0be2b - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55c9b4d0be2b - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55c9b4d0bb06 - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55c9b4d0c4ed - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55c9b4d0c072 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x55c9b4d0bf56 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 9: 0x55c9b4d25d3d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 10: 0x55c9b4d25e37 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stderr] at src/libcore/result.rs:1084 [INFO] [stderr] 11: 0x55c9b4cec63a - core::result::Result::expect::h5368c31561355e14 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:879 [INFO] [stderr] 12: 0x55c9b4ceea3c - build_script_build::ruby_lib_link_name::haa8738a9798a433b [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rutie-0.5.3/build.rs:176 [INFO] [stderr] 13: 0x55c9b4ceefd5 - build_script_build::dynamic_linker_args::h1a6935db7fe2b8d9 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rutie-0.5.3/build.rs:205 [INFO] [stderr] 14: 0x55c9b4cee607 - build_script_build::use_dylib::hf055e45dbfb7b764 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rutie-0.5.3/build.rs:94 [INFO] [stderr] 15: 0x55c9b4cf10f3 - build_script_build::main::haba67e67891318a4 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rutie-0.5.3/build.rs:356 [INFO] [stderr] 16: 0x55c9b4cfc630 - std::rt::lang_start::{{closure}}::h4361f71298643b84 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64 [INFO] [stderr] 17: 0x55c9b4d0bf43 - std::rt::lang_start_internal::{{closure}}::hf367a5a6ae52b0ce [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 18: 0x55c9b4d0bf43 - std::panicking::try::do_call::h9d779bc5e27e3284 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 19: 0x55c9b4d1298a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 20: 0x55c9b4d0c9fd - std::panicking::try::h4af22d9cb0afa351 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 21: 0x55c9b4d0c9fd - std::panic::catch_unwind::hbb68a9ada87bfb97 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x55c9b4d0c9fd - std::rt::lang_start_internal::hba9e09d74440ce4d [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 23: 0x55c9b4cfc609 - std::rt::lang_start::h16eddd63292575d2 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64 [INFO] [stderr] 24: 0x55c9b4cf131a - main [INFO] [stderr] 25: 0x7f45208e92e1 - __libc_start_main [INFO] [stderr] 26: 0x55c9b4ccc4da - _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" "59470d0f860da78d9159d95a93278a82cb82fc1678435f1df8ed9e3e28132918"` [INFO] running `"docker" "rm" "-f" "59470d0f860da78d9159d95a93278a82cb82fc1678435f1df8ed9e3e28132918"` [INFO] [stdout] 59470d0f860da78d9159d95a93278a82cb82fc1678435f1df8ed9e3e28132918