[INFO] updating cached repository ianks/fast_woothee
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ianks/fast_woothee
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ianks/fast_woothee" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/ianks/fast_woothee"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/ianks/fast_woothee'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ianks/fast_woothee" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/ianks/fast_woothee"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/ianks/fast_woothee'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 681d9c32fb2962bb8fb082af2dd52e92c5f7d966
[INFO] sha for GitHub repo ianks/fast_woothee: 681d9c32fb2962bb8fb082af2dd52e92c5f7d966
[INFO] validating manifest of ianks/fast_woothee on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ianks/fast_woothee on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ianks/fast_woothee
[INFO] finished frobbing ianks/fast_woothee
[INFO] frobbed toml for ianks/fast_woothee written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/ianks/fast_woothee/Cargo.toml
[INFO] started frobbing ianks/fast_woothee
[INFO] finished frobbing ianks/fast_woothee
[INFO] frobbed toml for ianks/fast_woothee written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/ianks/fast_woothee/Cargo.toml
[INFO] crate ianks/fast_woothee has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ianks/fast_woothee against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/ianks/fast_woothee:/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] a000f3c2425e65a2433f3228d0f93f3cfcc5b9dd10f9ba8d462f5dd2e3dae939
[INFO] running `"docker" "start" "-a" "a000f3c2425e65a2433f3228d0f93f3cfcc5b9dd10f9ba8d462f5dd2e3dae939"`
[INFO] [stderr]    Compiling woothee v0.7.3
[INFO] [stderr]    Compiling ruby-sys v0.2.20
[INFO] [stderr]    Compiling ruru v0.9.3
[INFO] [stderr]    Compiling fast_woothee v1.3.2 (/opt/crater/workdir)
[INFO] [stderr] error: linking with `cc` failed: exit code: 1
[INFO] [stderr]   |
[INFO] [stderr]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/crater/rustup-home/toolchains/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/fast_woothee.fast_woothee.d4rjdov4-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/fast_woothee.fast_woothee.d4rjdov4-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/fast_woothee.fast_woothee.d4rjdov4-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/fast_woothee.fast_woothee.d4rjdov4-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/fast_woothee.fast_woothee.d4rjdov4-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/fast_woothee.fast_woothee.d4rjdov4-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/fast_woothee.fast_woothee.d4rjdov4-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/fast_woothee.fast_woothee.d4rjdov4-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/fast_woothee.fast_woothee.d4rjdov4-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/fast_woothee.fast_woothee.d4rjdov4-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/fast_woothee.fast_woothee.d4rjdov4-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/fast_woothee.fast_woothee.d4rjdov4-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/fast_woothee.fast_woothee.d4rjdov4-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/fast_woothee.fast_woothee.d4rjdov4-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/fast_woothee.fast_woothee.d4rjdov4-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/fast_woothee.fast_woothee.d4rjdov4-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/libfast_woothee.so" "/opt/crater/target/debug/deps/fast_woothee.10dkzbot1vxt8zqe.rcgu.o" "/opt/crater/target/debug/deps/fast_woothee.319wua0yhfye5jmb.rcgu.o" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/usr/lib" "-L" "/opt/crater/rustup-home/toolchains/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "-Wl,--whole-archive" "/tmp/rustczJaimx/libwoothee-5d8e63e8722e1f7a.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczJaimx/libregex-9c1fd8515c174ca8.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczJaimx/libutf8_ranges-9d91b0e8b555e8f3.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczJaimx/libregex_syntax-678469c9f50c44c1.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczJaimx/libthread_local-b69ccbe5156d5301.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczJaimx/libunreachable-35c77c5d0a2f5bc6.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczJaimx/libvoid-b0b37fff1e1e077d.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczJaimx/libaho_corasick-f778302774d61223.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczJaimx/libmemchr-df6c6de6e5f386b2.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczJaimx/libruru-7cea46427179ac92.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczJaimx/libruby_sys-20bd75a196d6f450.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczJaimx/liblibc-1bf1908a4c4554ed.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczJaimx/liblazy_static-85340c74b00d9315.rlib" "-Wl,--no-whole-archive" "-Wl,--start-group" "-Wl,--whole-archive" "/tmp/rustczJaimx/libstd-8469d768695d9748.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczJaimx/libpanic_unwind-786c0f406992159b.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczJaimx/libbacktrace_sys-eda54ffd3e6402cc.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczJaimx/libunwind-3b59adbc83c396a4.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczJaimx/librustc_demangle-1d2bb09f4dcbd4be.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczJaimx/liblibc-e96acda46b77a2fd.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczJaimx/liballoc-596074f575b1f832.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczJaimx/librustc_std_workspace_core-57f280c1596673cd.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczJaimx/libcore-16132b5b2ecf9ec1.rlib" "-Wl,--no-whole-archive" "-Wl,--end-group" "/tmp/rustczJaimx/libcompiler_builtins-37286a0a9c4289ff.rlib" "-Wl,-Bdynamic" "-lruby-2.3" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil" "-shared"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lruby-2.3
[INFO] [stderr]           collect2: error: ld returned 1 exit status
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `fast_woothee`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "a000f3c2425e65a2433f3228d0f93f3cfcc5b9dd10f9ba8d462f5dd2e3dae939"`
[INFO] running `"docker" "rm" "-f" "a000f3c2425e65a2433f3228d0f93f3cfcc5b9dd10f9ba8d462f5dd2e3dae939"`
[INFO] [stdout] a000f3c2425e65a2433f3228d0f93f3cfcc5b9dd10f9ba8d462f5dd2e3dae939