[INFO] crate mxruntime 0.1.0 is already in cache
[INFO] extracting crate mxruntime 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/mxruntime/0.1.0
[INFO] extracting crate mxruntime 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mxruntime/0.1.0
[INFO] validating manifest of mxruntime-0.1.0 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 mxruntime-0.1.0 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 mxruntime-0.1.0
[INFO] removed path dependency magenta from mxruntime-0.1.0
[INFO] removed path dependency magenta-sys from mxruntime-0.1.0
[INFO] removed path dependency mxruntime-sys from mxruntime-0.1.0
[INFO] finished frobbing mxruntime-0.1.0
[INFO] frobbed toml for mxruntime-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/mxruntime/0.1.0/Cargo.toml
[INFO] started frobbing mxruntime-0.1.0
[INFO] removed path dependency magenta from mxruntime-0.1.0
[INFO] removed path dependency magenta-sys from mxruntime-0.1.0
[INFO] removed path dependency mxruntime-sys from mxruntime-0.1.0
[INFO] finished frobbing mxruntime-0.1.0
[INFO] frobbed toml for mxruntime-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mxruntime/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 mxruntime-0.1.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/mxruntime/0.1.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 32011963bf21bb945f2b530273f61e0add016824bb22c39278cb014d478e28af
[INFO] running `"docker" "start" "-a" "32011963bf21bb945f2b530273f61e0add016824bb22c39278cb014d478e28af"`
[INFO] [stderr]    Compiling magenta-sys v0.1.1
[INFO] [stderr]    Compiling mxruntime-sys v0.1.0
[INFO] [stderr]    Compiling magenta v0.1.1
[INFO] [stderr]    Compiling mxruntime v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `"docker" "inspect" "32011963bf21bb945f2b530273f61e0add016824bb22c39278cb014d478e28af"`
[INFO] running `"docker" "rm" "-f" "32011963bf21bb945f2b530273f61e0add016824bb22c39278cb014d478e28af"`
[INFO] [stdout] 32011963bf21bb945f2b530273f61e0add016824bb22c39278cb014d478e28af
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/mxruntime/0.1.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 80810b8a12438c81dc284cf0477cb695eef1802ccff3a672b4a7418ee66a8b4a
[INFO] running `"docker" "start" "-a" "80810b8a12438c81dc284cf0477cb695eef1802ccff3a672b4a7418ee66a8b4a"`
[INFO] [stderr]    Compiling mxruntime v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0425]: cannot find value `MX_OBJECT_SIGNAL_0` in module `magenta`
[INFO] [stderr]   --> examples/simple_fidl_server.rs:17:63
[INFO] [stderr]    |
[INFO] [stderr] 17 | const MX_CHANNEL_SIGNAL_READABLE: magenta::Signals = magenta::MX_OBJECT_SIGNAL_0;
[INFO] [stderr]    |                                                               ^^^^^^^^^^^^^^^^^^ help: a constant with a similar name exists: `MX_USER_SIGNAL_0`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0425`.
[INFO] [stderr] error: Could not compile `mxruntime`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/mxruntime-1e2973cdbf6815c1.mxruntime.8v659pr9-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/mxruntime-1e2973cdbf6815c1.mxruntime.8v659pr9-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/mxruntime-1e2973cdbf6815c1.mxruntime.8v659pr9-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/mxruntime-1e2973cdbf6815c1.mxruntime.8v659pr9-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/mxruntime-1e2973cdbf6815c1.mxruntime.8v659pr9-cgu.4.rcgu.o" "-o" "/opt/crater/target/debug/deps/mxruntime-1e2973cdbf6815c1" "/opt/crater/target/debug/deps/mxruntime-1e2973cdbf6815c1.2mb7tqrypz0awzdu.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-0127509d2e54a846.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-2651f8b4eed9e86e.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-c729851ce6e3efb2.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-e8235f0d435d4737.rlib" "/opt/crater/target/debug/deps/libmxruntime_sys-cc334ec1c5c98da6.rlib" "/opt/crater/target/debug/deps/libmagenta-d892110788daddb7.rlib" "/opt/crater/target/debug/deps/libconv-2d202f02c97335ff.rlib" "/opt/crater/target/debug/deps/libcustom_derive-728fc1aa1d61ecbc.rlib" "/opt/crater/target/debug/deps/libmagenta_sys-ea688f1ee16285d9.rlib" "/opt/crater/target/debug/deps/libbitflags-05fa20c47058c1db.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-4a76ff35a356aedf.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e11c7b3b3225afe2.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-13217ede3d276f16.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-621a9ee22da6caa1.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-546c844e8071bbeb.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-be9569e4d599746f.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-47d8845cef2a3bc5.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-017511bce73a530c.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-be7979c57a08057b.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d6459c4f0817c67c.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-580035dd98451925.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-aee5c24fff305dea.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8a55a4098920125a.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-9fc4b5be2ba5cc19.rlib" "-Wl,-Bdynamic" "-lmxio" "-lmagenta" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lmxio
[INFO] [stderr]           /usr/bin/ld: cannot find -lmagenta
[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 `mxruntime`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "80810b8a12438c81dc284cf0477cb695eef1802ccff3a672b4a7418ee66a8b4a"`
[INFO] running `"docker" "rm" "-f" "80810b8a12438c81dc284cf0477cb695eef1802ccff3a672b4a7418ee66a8b4a"`
[INFO] [stdout] 80810b8a12438c81dc284cf0477cb695eef1802ccff3a672b4a7418ee66a8b4a