[INFO] updating cached repository Sigient/escape_tools
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Sigient/escape_tools
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Sigient/escape_tools" "work/ex/beta-1.38-1/sources/1.37.0/gh/Sigient/escape_tools"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Sigient/escape_tools'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Sigient/escape_tools" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Sigient/escape_tools"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Sigient/escape_tools'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b747a2d68cfdbf543b8f42232efdf0c433e86b5e
[INFO] sha for GitHub repo Sigient/escape_tools: b747a2d68cfdbf543b8f42232efdf0c433e86b5e
[INFO] validating manifest of Sigient/escape_tools 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 Sigient/escape_tools 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 Sigient/escape_tools
[INFO] finished frobbing Sigient/escape_tools
[INFO] frobbed toml for Sigient/escape_tools written to work/ex/beta-1.38-1/sources/1.37.0/gh/Sigient/escape_tools/Cargo.toml
[INFO] started frobbing Sigient/escape_tools
[INFO] finished frobbing Sigient/escape_tools
[INFO] frobbed toml for Sigient/escape_tools written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Sigient/escape_tools/Cargo.toml
[INFO] crate Sigient/escape_tools 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing Sigient/escape_tools 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-4/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/Sigient/escape_tools:/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] 4419f9f8d3790f9f136da514fc80e45dda4d3b50299a3ab7a385e7ff11bd2a46
[INFO] running `"docker" "start" "-a" "4419f9f8d3790f9f136da514fc80e45dda4d3b50299a3ab7a385e7ff11bd2a46"`
[INFO] [stderr]    Compiling ruby-sys v0.2.20
[INFO] [stderr]    Compiling urlencoding v0.2.0
[INFO] [stderr]    Compiling ruru v0.9.3
[INFO] [stderr]    Compiling escape_tools 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/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/escape_tools.escape_tools.aqoiy81n-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/escape_tools.escape_tools.aqoiy81n-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/escape_tools.escape_tools.aqoiy81n-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/escape_tools.escape_tools.aqoiy81n-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/escape_tools.escape_tools.aqoiy81n-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/escape_tools.escape_tools.aqoiy81n-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/escape_tools.escape_tools.aqoiy81n-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/escape_tools.escape_tools.aqoiy81n-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/escape_tools.escape_tools.aqoiy81n-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/escape_tools.escape_tools.aqoiy81n-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/escape_tools.escape_tools.aqoiy81n-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/escape_tools.escape_tools.aqoiy81n-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/escape_tools.escape_tools.aqoiy81n-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/escape_tools.escape_tools.aqoiy81n-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/escape_tools.escape_tools.aqoiy81n-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/escape_tools.escape_tools.aqoiy81n-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/libescape_tools.so" "-Wl,--version-script=/tmp/rustcg5Y94D/list" "/opt/crater/target/debug/deps/escape_tools.47ajouffvm0kb0wi.rcgu.o" "/opt/crater/target/debug/deps/escape_tools.33jm5gv6uwh16idg.rcgu.o" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/usr/lib" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "-Wl,--whole-archive" "/tmp/rustcg5Y94D/libmarksman_escape-69f295a8f947d852.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcg5Y94D/liburlencoding-f51f16a71604fa0b.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcg5Y94D/libruru-c28dbcbbdd6992fb.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcg5Y94D/libruby_sys-0eb6d5def5a62608.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcg5Y94D/liblibc-5387475aa5c42d2b.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcg5Y94D/liblazy_static-5b3a6350224c4bac.rlib" "-Wl,--no-whole-archive" "-Wl,--start-group" "-Wl,--whole-archive" "/tmp/rustcg5Y94D/libstd-1d6d86bd078a28e9.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcg5Y94D/libpanic_unwind-e9721e46a424e2a9.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcg5Y94D/libbacktrace-c07193698f282147.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcg5Y94D/libbacktrace_sys-6da45690f3863086.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcg5Y94D/librustc_demangle-690797036dd27680.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcg5Y94D/libhashbrown-d3896ccbfd8eda2b.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcg5Y94D/librustc_std_workspace_alloc-7cccc3739e3d7623.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcg5Y94D/libunwind-5e9ba178a513cd29.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcg5Y94D/libcfg_if-5ca9f83bf63d1f4b.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcg5Y94D/liblibc-bba1c7ef9e950882.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcg5Y94D/liballoc-e23c9de62012deb5.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcg5Y94D/librustc_std_workspace_core-9b59dffdcd513d5d.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcg5Y94D/libcore-17392340ab2e4a97.rlib" "-Wl,--no-whole-archive" "-Wl,--end-group" "/tmp/rustcg5Y94D/libcompiler_builtins-ac21508a81e3f7f3.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 `escape_tools`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4419f9f8d3790f9f136da514fc80e45dda4d3b50299a3ab7a385e7ff11bd2a46"`
[INFO] running `"docker" "rm" "-f" "4419f9f8d3790f9f136da514fc80e45dda4d3b50299a3ab7a385e7ff11bd2a46"`
[INFO] [stdout] 4419f9f8d3790f9f136da514fc80e45dda4d3b50299a3ab7a385e7ff11bd2a46