[INFO] updating cached repository davidmoreno/nui-1
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/davidmoreno/nui-1
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/davidmoreno/nui-1" "work/ex/beta-1.37-6/sources/1.36.0/gh/davidmoreno/nui-1"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/davidmoreno/nui-1'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/davidmoreno/nui-1" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/davidmoreno/nui-1"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/davidmoreno/nui-1'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fb164ab0794ec1cadbee8165dab796f7e369031b
[INFO] sha for GitHub repo davidmoreno/nui-1: fb164ab0794ec1cadbee8165dab796f7e369031b
[INFO] validating manifest of davidmoreno/nui-1 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 davidmoreno/nui-1 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 davidmoreno/nui-1
[INFO] finished frobbing davidmoreno/nui-1
[INFO] frobbed toml for davidmoreno/nui-1 written to work/ex/beta-1.37-6/sources/1.36.0/gh/davidmoreno/nui-1/Cargo.toml
[INFO] started frobbing davidmoreno/nui-1
[INFO] finished frobbing davidmoreno/nui-1
[INFO] frobbed toml for davidmoreno/nui-1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/davidmoreno/nui-1/Cargo.toml
[INFO] crate davidmoreno/nui-1 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing davidmoreno/nui-1 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-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/davidmoreno/nui-1:/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] 105734c6372c878757d6da9ad29e4f3529166ba1ed7a480731d036e5fc60f06a
[INFO] running `"docker" "start" "-a" "105734c6372c878757d6da9ad29e4f3529166ba1ed7a480731d036e5fc60f06a"`
[INFO] [stderr]    Compiling libloading v0.4.0
[INFO] [stderr]    Compiling itertools v0.6.0
[INFO] [stderr]    Compiling colored v1.5.1
[INFO] [stderr]    Compiling jack-sys v0.1.5
[INFO] [stderr]    Compiling jack v0.5.3
[INFO] [stderr]    Compiling nui-1 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/synth.rs:146:13
[INFO] [stderr]     |
[INFO] [stderr] 146 |         let mut audiobuffers = &mut workdata.audiobuffers;
[INFO] [stderr]     |             ----^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[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/nui_1-d41b8130327dc78b.nui_1.7brmy55h-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/nui_1-d41b8130327dc78b.nui_1.7brmy55h-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/nui_1-d41b8130327dc78b.nui_1.7brmy55h-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/nui_1-d41b8130327dc78b.nui_1.7brmy55h-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/nui_1-d41b8130327dc78b.nui_1.7brmy55h-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/nui_1-d41b8130327dc78b.nui_1.7brmy55h-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/nui_1-d41b8130327dc78b.nui_1.7brmy55h-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/nui_1-d41b8130327dc78b.nui_1.7brmy55h-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/nui_1-d41b8130327dc78b.nui_1.7brmy55h-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/nui_1-d41b8130327dc78b.nui_1.7brmy55h-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/nui_1-d41b8130327dc78b.nui_1.7brmy55h-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/nui_1-d41b8130327dc78b.nui_1.7brmy55h-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/nui_1-d41b8130327dc78b.nui_1.7brmy55h-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/nui_1-d41b8130327dc78b.nui_1.7brmy55h-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/nui_1-d41b8130327dc78b.nui_1.7brmy55h-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/nui_1-d41b8130327dc78b.nui_1.7brmy55h-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/nui_1-d41b8130327dc78b" "/opt/crater/target/debug/deps/nui_1-d41b8130327dc78b.3a76un5bfeocawpa.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libbyteorder-d1200a90fe14285f.rlib" "/opt/crater/target/debug/deps/libcolored-c975c65615c64c6b.rlib" "/opt/crater/target/debug/deps/libjack-a5c80c772f832a38.rlib" "/opt/crater/target/debug/deps/libjack_sys-65da5c78fb571cdd.rlib" "/opt/crater/target/debug/deps/liblibloading-aec735e9f83826e4.rlib" "/opt/crater/target/debug/deps/liblazy_static-098892872ee11058.rlib" "/opt/crater/target/debug/deps/liblibc-24946e1fd470c878.rlib" "/opt/crater/target/debug/deps/libbitflags-df219a1ec24cdf3b.rlib" "/opt/crater/target/debug/deps/libitertools-28203ef70224442d.rlib" "/opt/crater/target/debug/deps/libeither-3d9972071d9f3de9.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-9895e8982b0a79e7.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-57306b8ed3378a0e.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-54463ae5adae3649.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-d99667b199a9875a.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-51f4300e102199f5.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-b3ccf1f7737a6a91.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-157c37a3ceb78853.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-505bcee45aafb736.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-c29abd529ba4452b.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-895383a3232f6572.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-5594cb4f559bc761.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-38e90baf978bc428.rlib" "-Wl,-Bdynamic" "-ljack" "-ldl" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -ljack
[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 `nui-1`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "105734c6372c878757d6da9ad29e4f3529166ba1ed7a480731d036e5fc60f06a"`
[INFO] running `"docker" "rm" "-f" "105734c6372c878757d6da9ad29e4f3529166ba1ed7a480731d036e5fc60f06a"`
[INFO] [stdout] 105734c6372c878757d6da9ad29e4f3529166ba1ed7a480731d036e5fc60f06a