[INFO] updating cached repository Snowlabs/Jamyx
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Snowlabs/Jamyx
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Snowlabs/Jamyx" "work/ex/beta-1.37-6/sources/1.36.0/gh/Snowlabs/Jamyx"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Snowlabs/Jamyx'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Snowlabs/Jamyx" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Snowlabs/Jamyx"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Snowlabs/Jamyx'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e9f0b61dc84c709c6ee12e174d03ee208cf342e0
[INFO] sha for GitHub repo Snowlabs/Jamyx: e9f0b61dc84c709c6ee12e174d03ee208cf342e0
[INFO] validating manifest of Snowlabs/Jamyx 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 Snowlabs/Jamyx 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 Snowlabs/Jamyx
[INFO] finished frobbing Snowlabs/Jamyx
[INFO] frobbed toml for Snowlabs/Jamyx written to work/ex/beta-1.37-6/sources/1.36.0/gh/Snowlabs/Jamyx/Cargo.toml
[INFO] started frobbing Snowlabs/Jamyx
[INFO] finished frobbing Snowlabs/Jamyx
[INFO] frobbed toml for Snowlabs/Jamyx written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Snowlabs/Jamyx/Cargo.toml
[INFO] crate Snowlabs/Jamyx 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 Snowlabs/Jamyx 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/Snowlabs/Jamyx:/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] aead463db36de9b6406e0e2e9a234332ddef7f36f5630aa31d55a2819eec05de
[INFO] running `"docker" "start" "-a" "aead463db36de9b6406e0e2e9a234332ddef7f36f5630aa31d55a2819eec05de"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling serde v1.0.14
[INFO] [stderr]    Compiling isatty v0.1.3
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling libloading v0.4.1
[INFO] [stderr]    Compiling slog-scope v4.0.1
[INFO] [stderr]    Compiling slog-async v2.3.0
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling clap v2.26.2
[INFO] [stderr]    Compiling serde_derive v1.0.14
[INFO] [stderr]    Compiling jack-sys v0.2.0
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling slog-stdlog v3.0.2
[INFO] [stderr]    Compiling jack v0.6.0
[INFO] [stderr]    Compiling regex v1.0.2
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling slog-term v2.4.0
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling slog-kvfilter v0.7.0
[INFO] [stderr]    Compiling serde_json v1.0.3
[INFO] [stderr]    Compiling trackable_derive v0.1.1
[INFO] [stderr]    Compiling trackable v0.2.20
[INFO] [stderr]    Compiling sloggers v0.3.1
[INFO] [stderr]    Compiling jam v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `log`
[INFO] [stderr]   --> src/lib.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     log: slog::Logger,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `log`
[INFO] [stderr]    --> src/lib.rs:138:5
[INFO] [stderr]     |
[INFO] [stderr] 138 |     log: slog::Logger,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::BufRead`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use std::io::BufRead;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] 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/jam-4177ab301e3072c8.jam.2nhiybky-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/jam-4177ab301e3072c8.jam.2nhiybky-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/jam-4177ab301e3072c8.jam.2nhiybky-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/jam-4177ab301e3072c8.jam.2nhiybky-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/jam-4177ab301e3072c8.jam.2nhiybky-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/jam-4177ab301e3072c8.jam.2nhiybky-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/jam-4177ab301e3072c8.jam.2nhiybky-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/jam-4177ab301e3072c8.jam.2nhiybky-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/jam-4177ab301e3072c8.jam.2nhiybky-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/jam-4177ab301e3072c8.jam.2nhiybky-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/jam-4177ab301e3072c8.jam.2nhiybky-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/jam-4177ab301e3072c8.jam.2nhiybky-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/jam-4177ab301e3072c8.jam.2nhiybky-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/jam-4177ab301e3072c8.jam.2nhiybky-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/jam-4177ab301e3072c8.jam.2nhiybky-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/jam-4177ab301e3072c8.jam.2nhiybky-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/jam-4177ab301e3072c8" "/opt/crater/target/debug/deps/jam-4177ab301e3072c8.sqzjp7t4fgju4h9.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/libjam-cd30ed3c6dd8ac3c.rlib" "/opt/crater/target/debug/deps/libsloggers-0822812c38f42659.rlib" "/opt/crater/target/debug/deps/libtrackable-d1b4312f2f20fc0d.rlib" "/opt/crater/target/debug/deps/libslog_stdlog-d593973c2459fbe6.rlib" "/opt/crater/target/debug/deps/liblog-6e83ecefb0e0b4fa.rlib" "/opt/crater/target/debug/deps/libslog_scope-b1be056d83ff95f0.rlib" "/opt/crater/target/debug/deps/libcrossbeam-74e79b646380b665.rlib" "/opt/crater/target/debug/deps/libslog_kvfilter-38545b2e4901f8b5.rlib" "/opt/crater/target/debug/deps/libregex-6a70aa14964056eb.rlib" "/opt/crater/target/debug/deps/libutf8_ranges-b766f4dc9466fd20.rlib" "/opt/crater/target/debug/deps/libregex_syntax-241c2ea3c0fe5d70.rlib" "/opt/crater/target/debug/deps/libucd_util-317f57fa3d89c7e4.rlib" "/opt/crater/target/debug/deps/libaho_corasick-0c19ac6c6c8a8d26.rlib" "/opt/crater/target/debug/deps/libmemchr-b92068d5914d5b30.rlib" "/opt/crater/target/debug/deps/libcfg_if-f8f28fea847dcb27.rlib" "/opt/crater/target/debug/deps/liblibflate-84944fa8b1506298.rlib" "/opt/crater/target/debug/deps/libcrc-e790c3c4ab96a0d5.rlib" "/opt/crater/target/debug/deps/libadler32-46acf8b49c11de91.rlib" "/opt/crater/target/debug/deps/libserde_json-159db3c354ffab8d.rlib" "/opt/crater/target/debug/deps/libdtoa-afccdcd5ba5ab8a4.rlib" "/opt/crater/target/debug/deps/libitoa-03ed006c279c1d9e.rlib" "/opt/crater/target/debug/deps/libserde-7114c643293f2253.rlib" "/opt/crater/target/debug/deps/libclap-e12a08dbded99a8a.rlib" "/opt/crater/target/debug/deps/libatty-310c3199535489f4.rlib" "/opt/crater/target/debug/deps/libtextwrap-16ddf3e7fad39718.rlib" "/opt/crater/target/debug/deps/libterm_size-093193d1e6cfd92f.rlib" "/opt/crater/target/debug/deps/libvec_map-0f1c6d0ab39b4a0b.rlib" "/opt/crater/target/debug/deps/libbitflags-acbeb843e8a410b5.rlib" "/opt/crater/target/debug/deps/libunicode_width-003ecf1eefa64fd0.rlib" "/opt/crater/target/debug/deps/libansi_term-334ed51196badc8f.rlib" "/opt/crater/target/debug/deps/libstrsim-ec5a0df693c0136b.rlib" "/opt/crater/target/debug/deps/libslog_term-8518620fa006a5dc.rlib" "/opt/crater/target/debug/deps/libterm-0009a1b503c35a2e.rlib" "/opt/crater/target/debug/deps/libbyteorder-93baff524b6b07af.rlib" "/opt/crater/target/debug/deps/libisatty-7f6711afdcfb9d68.rlib" "/opt/crater/target/debug/deps/libchrono-02f2678a2702e442.rlib" "/opt/crater/target/debug/deps/libnum-74db0d30d61b2faa.rlib" "/opt/crater/target/debug/deps/libnum_iter-03f00b125bc5d767.rlib" "/opt/crater/target/debug/deps/libnum_integer-85ad82a7d101b1af.rlib" "/opt/crater/target/debug/deps/libnum_traits-8e9dd151ccd4e296.rlib" "/opt/crater/target/debug/deps/libtime-ffbcb4b7323e605a.rlib" "/opt/crater/target/debug/deps/libslog_async-f990195de99fe4d5.rlib" "/opt/crater/target/debug/deps/libtake_mut-8225166393a32758.rlib" "/opt/crater/target/debug/deps/libthread_local-962c0c15adf2d270.rlib" "/opt/crater/target/debug/deps/libunreachable-82bd20dc79f20878.rlib" "/opt/crater/target/debug/deps/libvoid-e4249880315f5034.rlib" "/opt/crater/target/debug/deps/libslog-f122996f065dced4.rlib" "/opt/crater/target/debug/deps/libjack-6e18f29f8050975d.rlib" "/opt/crater/target/debug/deps/libjack_sys-b237b94587cd9e77.rlib" "/opt/crater/target/debug/deps/liblibloading-907b04caf74d1b5e.rlib" "/opt/crater/target/debug/deps/liblazy_static-098892872ee11058.rlib" "/opt/crater/target/debug/deps/liblazy_static-35422c5bca3b6d90.rlib" "/opt/crater/target/debug/deps/liblibc-f2224244ee783b7d.rlib" "/opt/crater/target/debug/deps/libbitflags-6f632fff558bf385.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 `jam`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "aead463db36de9b6406e0e2e9a234332ddef7f36f5630aa31d55a2819eec05de"`
[INFO] running `"docker" "rm" "-f" "aead463db36de9b6406e0e2e9a234332ddef7f36f5630aa31d55a2819eec05de"`
[INFO] [stdout] aead463db36de9b6406e0e2e9a234332ddef7f36f5630aa31d55a2819eec05de