[INFO] updating cached repository daveallie/rust_watcher
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/daveallie/rust_watcher
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/daveallie/rust_watcher" "work/ex/beta-1.37-6/sources/1.36.0/gh/daveallie/rust_watcher"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/daveallie/rust_watcher'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/daveallie/rust_watcher" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/daveallie/rust_watcher"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/daveallie/rust_watcher'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 586fa61a590b8dfbb97fa1261a3fc4272bb62106
[INFO] sha for GitHub repo daveallie/rust_watcher: 586fa61a590b8dfbb97fa1261a3fc4272bb62106
[INFO] validating manifest of daveallie/rust_watcher 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 daveallie/rust_watcher 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 daveallie/rust_watcher
[INFO] finished frobbing daveallie/rust_watcher
[INFO] frobbed toml for daveallie/rust_watcher written to work/ex/beta-1.37-6/sources/1.36.0/gh/daveallie/rust_watcher/Cargo.toml
[INFO] started frobbing daveallie/rust_watcher
[INFO] finished frobbing daveallie/rust_watcher
[INFO] frobbed toml for daveallie/rust_watcher written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/daveallie/rust_watcher/Cargo.toml
[INFO] crate daveallie/rust_watcher 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/daveallie/rust_watcher/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing daveallie/rust_watcher 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-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/daveallie/rust_watcher:/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] 848015c4d3605b00ec1225b1173048188e1bb772e04ad9a2b182be67188cb00b
[INFO] running `"docker" "start" "-a" "848015c4d3605b00ec1225b1173048188e1bb772e04ad9a2b182be67188cb00b"`
[INFO] [stderr]    Compiling ruby-sys v0.2.20
[INFO] [stderr]    Compiling ruru v0.8.1
[INFO] [stderr]    Compiling rust_watcher v0.1.0 (/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/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/rust_watcher.rust_watcher.3kjvoedl-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/rust_watcher.rust_watcher.3kjvoedl-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/rust_watcher.rust_watcher.3kjvoedl-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/rust_watcher.rust_watcher.3kjvoedl-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/rust_watcher.rust_watcher.3kjvoedl-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/rust_watcher.rust_watcher.3kjvoedl-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/rust_watcher.rust_watcher.3kjvoedl-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/rust_watcher.rust_watcher.3kjvoedl-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/rust_watcher.rust_watcher.3kjvoedl-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/rust_watcher.rust_watcher.3kjvoedl-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/rust_watcher.rust_watcher.3kjvoedl-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/rust_watcher.rust_watcher.3kjvoedl-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/rust_watcher.rust_watcher.3kjvoedl-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/rust_watcher.rust_watcher.3kjvoedl-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/rust_watcher.rust_watcher.3kjvoedl-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/rust_watcher.rust_watcher.3kjvoedl-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/librust_watcher.so" "/opt/crater/target/debug/deps/rust_watcher.icrouk5wigh259e.rcgu.o" "/opt/crater/target/debug/deps/rust_watcher.1hdwhux3fxtzsjqj.rcgu.o" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/usr/lib" "-L" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/libnotify-012447d129527cbb.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/libwalkdir-1b6d11085b797c80.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/libinotify-e80cc82565897c9a.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/libfiletime-f8be5c451315de82.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/libmio-d3791286fbfc7a54.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/libnet2-eadb1ad82280f904.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/libmiow-5de450b3bc88d319.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/libwinapi-6779d1f046ce211b.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/libnix-96946cd9855a075b.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/libslab-5b041fced947f90d.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/libtime-4355d8e50100aa43.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/libbytes-e6d1c5df358b9358.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/libbitflags-97b579be4ee514fd.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/liblog-a60233c9189805c1.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/liblog-481c00b0f76d55f6.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/libcfg_if-29b6f8db75d699b1.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/libruru-358b0ffdd11fb4a1.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/libruby_sys-d1d6cdcb45adc86a.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/liblibc-e3ba75b536aabfa5.rlib" "-Wl,--no-whole-archive" "-Wl,--start-group" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/libstd-9895e8982b0a79e7.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/libpanic_unwind-57306b8ed3378a0e.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/libbacktrace_sys-54463ae5adae3649.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/librustc_demangle-d99667b199a9875a.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/libhashbrown-51f4300e102199f5.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/librustc_std_workspace_alloc-b3ccf1f7737a6a91.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/libunwind-157c37a3ceb78853.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/liblibc-505bcee45aafb736.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/liballoc-c29abd529ba4452b.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/librustc_std_workspace_core-895383a3232f6572.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustc0X0zc0/libcore-5594cb4f559bc761.rlib" "-Wl,--no-whole-archive" "-Wl,--end-group" "/tmp/rustc0X0zc0/libcompiler_builtins-38e90baf978bc428.rlib" "-Wl,-Bdynamic" "-lruby-2.3" "-lutil" "-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 `rust_watcher`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "848015c4d3605b00ec1225b1173048188e1bb772e04ad9a2b182be67188cb00b"`
[INFO] running `"docker" "rm" "-f" "848015c4d3605b00ec1225b1173048188e1bb772e04ad9a2b182be67188cb00b"`
[INFO] [stdout] 848015c4d3605b00ec1225b1173048188e1bb772e04ad9a2b182be67188cb00b