[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 beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] e02b2f39207be3f4357815d73ff9f744afaeb37cb9cce726ddaa65e354a8ad2a
[INFO] running `"docker" "start" "-a" "e02b2f39207be3f4357815d73ff9f744afaeb37cb9cce726ddaa65e354a8ad2a"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling libloading v0.4.1
[INFO] [stderr]    Compiling serde v1.0.14
[INFO] [stderr]    Compiling isatty v0.1.3
[INFO] [stderr]    Compiling textwrap v0.8.0
[INFO] [stderr]    Compiling memchr v2.1.1
[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 serde_derive v1.0.14
[INFO] [stderr]    Compiling slog-stdlog v3.0.2
[INFO] [stderr]    Compiling clap v2.26.2
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling regex v1.0.2
[INFO] [stderr]    Compiling jack-sys v0.2.0
[INFO] [stderr]    Compiling jack v0.6.0
[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 trackable_derive v0.1.1
[INFO] [stderr]    Compiling serde_json v1.0.3
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:325:21
[INFO] [stderr]     |
[INFO] [stderr] 325 |     thread_init(Box<Fn(&j::Client) + Send>),
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&j::Client) + Send`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:326:18
[INFO] [stderr]     |
[INFO] [stderr] 326 |     shutdown(Box<Fn(j::ClientStatus, &str) + Send>),
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(j::ClientStatus, &str) + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:327:19
[INFO] [stderr]     |
[INFO] [stderr] 327 |     freewheel(Box<Fn(&j::Client, bool) + Send>),
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&j::Client, bool) + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:328:21
[INFO] [stderr]     |
[INFO] [stderr] 328 |     buffer_size(Box<Fn(&j::Client, j::Frames) -> j::Control + Send>),
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&j::Client, j::Frames) -> j::Control + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:329:21
[INFO] [stderr]     |
[INFO] [stderr] 329 |     sample_rate(Box<Fn(&j::Client, j::Frames) -> j::Control + Send>),
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&j::Client, j::Frames) -> j::Control + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:331:29
[INFO] [stderr]     |
[INFO] [stderr] 331 |     client_registration(Box<Fn(&j::Client, &str, bool) + Send>),
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&j::Client, &str, bool) + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:332:27
[INFO] [stderr]     |
[INFO] [stderr] 332 |     port_registration(Box<Fn(&j::Client, j::PortId, bool) + Send>),
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&j::Client, j::PortId, bool) + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:333:21
[INFO] [stderr]     |
[INFO] [stderr] 333 |     port_rename(Box<Fn(&j::Client, j::PortId, &str, &str) -> j::Control + Send>),
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&j::Client, j::PortId, &str, &str) -> j::Control + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:334:25
[INFO] [stderr]     |
[INFO] [stderr] 334 |     ports_connected(Box<Fn(&j::Client, j::PortId, j::PortId, bool) + Send>),
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&j::Client, j::PortId, j::PortId, bool) + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:336:23
[INFO] [stderr]     |
[INFO] [stderr] 336 |     graph_reorder(Box<Fn(&j::Client) -> j::Control + Send>),
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&j::Client) -> j::Control + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:337:14
[INFO] [stderr]     |
[INFO] [stderr] 337 |     xrun(Box<Fn(&j::Client) -> j::Control + Send>),
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&j::Client) -> j::Control + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:338:17
[INFO] [stderr]     |
[INFO] [stderr] 338 |     latency(Box<Fn(&j::Client, j::LatencyType) + Send>),
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&j::Client, j::LatencyType) + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:340:29
[INFO] [stderr]     |
[INFO] [stderr] 340 |     client_reconnection(Box<Fn() + Send>),
[INFO] [stderr]     |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:341:17
[INFO] [stderr]     |
[INFO] [stderr] 341 |     process(Box<Fn(&j::Client, &j::ProcessScope) -> j::Control + Send>),
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&j::Client, &j::ProcessScope) -> j::Control + Send`
[INFO] [stderr] 
[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/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/jam-874765cec7c73c7f.jam.bfoeubat-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/jam-874765cec7c73c7f.jam.bfoeubat-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/jam-874765cec7c73c7f.jam.bfoeubat-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/jam-874765cec7c73c7f.jam.bfoeubat-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/jam-874765cec7c73c7f.jam.bfoeubat-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/jam-874765cec7c73c7f.jam.bfoeubat-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/jam-874765cec7c73c7f.jam.bfoeubat-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/jam-874765cec7c73c7f.jam.bfoeubat-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/jam-874765cec7c73c7f.jam.bfoeubat-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/jam-874765cec7c73c7f.jam.bfoeubat-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/jam-874765cec7c73c7f.jam.bfoeubat-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/jam-874765cec7c73c7f.jam.bfoeubat-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/jam-874765cec7c73c7f.jam.bfoeubat-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/jam-874765cec7c73c7f.jam.bfoeubat-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/jam-874765cec7c73c7f.jam.bfoeubat-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/jam-874765cec7c73c7f.jam.bfoeubat-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/jam-874765cec7c73c7f" "/opt/crater/target/debug/deps/jam-874765cec7c73c7f.vhuor9jstkdbs8a.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libjam-ce27380730af2157.rlib" "/opt/crater/target/debug/deps/libsloggers-9cc5406d8f0814f8.rlib" "/opt/crater/target/debug/deps/libtrackable-233d2fbad314672e.rlib" "/opt/crater/target/debug/deps/libslog_stdlog-11f8fa9e4c7b8df9.rlib" "/opt/crater/target/debug/deps/liblog-f6caf69386e38ce5.rlib" "/opt/crater/target/debug/deps/libslog_scope-04a4a5378aff21dc.rlib" "/opt/crater/target/debug/deps/libcrossbeam-727cb0fddca831d2.rlib" "/opt/crater/target/debug/deps/libslog_kvfilter-77d181e84c66d067.rlib" "/opt/crater/target/debug/deps/libregex-5b8dac050aeea0fa.rlib" "/opt/crater/target/debug/deps/libutf8_ranges-9a5c837df053934e.rlib" "/opt/crater/target/debug/deps/libregex_syntax-550b99e3deea563a.rlib" "/opt/crater/target/debug/deps/libucd_util-764be33a5792116c.rlib" "/opt/crater/target/debug/deps/libaho_corasick-a98a8f6aa02ccad6.rlib" "/opt/crater/target/debug/deps/libmemchr-d598a368dea5a559.rlib" "/opt/crater/target/debug/deps/libcfg_if-c1938f77dc3c8b6e.rlib" "/opt/crater/target/debug/deps/liblibflate-39ee5ac8e8daec2a.rlib" "/opt/crater/target/debug/deps/libcrc-02de222e97c59c27.rlib" "/opt/crater/target/debug/deps/libadler32-71d1acce3b38b1ac.rlib" "/opt/crater/target/debug/deps/libserde_json-5282b6cd19b4a7dd.rlib" "/opt/crater/target/debug/deps/libdtoa-c3bbd8f968a8bf63.rlib" "/opt/crater/target/debug/deps/libitoa-74ddb7daf18a4b29.rlib" "/opt/crater/target/debug/deps/libserde-b2c1b097371bb824.rlib" "/opt/crater/target/debug/deps/libclap-3b8cb3631abaecc9.rlib" "/opt/crater/target/debug/deps/libatty-c5c88fc98ec8cb80.rlib" "/opt/crater/target/debug/deps/libtextwrap-b2ff317b2593d000.rlib" "/opt/crater/target/debug/deps/libterm_size-6b3734bdf7ae32b4.rlib" "/opt/crater/target/debug/deps/libvec_map-28d381902bbfbe40.rlib" "/opt/crater/target/debug/deps/libbitflags-3e0496368fb8d844.rlib" "/opt/crater/target/debug/deps/libunicode_width-9160dad23804e44f.rlib" "/opt/crater/target/debug/deps/libansi_term-fcb9211d64d6a652.rlib" "/opt/crater/target/debug/deps/libstrsim-a3e581aa39d667e4.rlib" "/opt/crater/target/debug/deps/libslog_term-3258d87ad903d265.rlib" "/opt/crater/target/debug/deps/libterm-6cdd9dc6bfe09e02.rlib" "/opt/crater/target/debug/deps/libbyteorder-cbd6594c6e958d4b.rlib" "/opt/crater/target/debug/deps/libisatty-80f87822e39e989a.rlib" "/opt/crater/target/debug/deps/libchrono-dfe370e46ab6313e.rlib" "/opt/crater/target/debug/deps/libnum-e6311770fd51e64f.rlib" "/opt/crater/target/debug/deps/libnum_iter-d6d27d4fe58e9f7a.rlib" "/opt/crater/target/debug/deps/libnum_integer-0e2a7ae435a93393.rlib" "/opt/crater/target/debug/deps/libnum_traits-986fce5007c03c4b.rlib" "/opt/crater/target/debug/deps/libtime-93f86d61dff0b8d6.rlib" "/opt/crater/target/debug/deps/libslog_async-7488a71238e5d51e.rlib" "/opt/crater/target/debug/deps/libtake_mut-ffbd804d51aef314.rlib" "/opt/crater/target/debug/deps/libthread_local-6195cc55cd4436f3.rlib" "/opt/crater/target/debug/deps/libunreachable-40e55d450f39618d.rlib" "/opt/crater/target/debug/deps/libvoid-b4a3c83e92a11249.rlib" "/opt/crater/target/debug/deps/libslog-bdec90667cd5b408.rlib" "/opt/crater/target/debug/deps/libjack-ec2bc97b5f2dc4a6.rlib" "/opt/crater/target/debug/deps/libjack_sys-e43d1bf22db4d3d1.rlib" "/opt/crater/target/debug/deps/liblibloading-7257ffb438ee85f2.rlib" "/opt/crater/target/debug/deps/liblazy_static-44393081eb462790.rlib" "/opt/crater/target/debug/deps/liblazy_static-6a4e8ea56a445919.rlib" "/opt/crater/target/debug/deps/liblibc-16d04da72c8d8209.rlib" "/opt/crater/target/debug/deps/libbitflags-e31ad08aaa94ea6a.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-a80a1e8e09cafef8.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e0e6351da805c468.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-e04f54bafc95e331.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-67901d3322495bd5.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-bd390b1abaceaec1.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-312dd37fdc7bedfc.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8ed0e51d58d644a3.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-8a423c320a6c707f.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-d6a95598e2238263.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d231614b153016eb.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-3821619027f463e4.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-1cfd794d18771a44.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-dcf33cf10c2452ef.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-c258fea34bf64bce.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" "e02b2f39207be3f4357815d73ff9f744afaeb37cb9cce726ddaa65e354a8ad2a"`
[INFO] running `"docker" "rm" "-f" "e02b2f39207be3f4357815d73ff9f744afaeb37cb9cce726ddaa65e354a8ad2a"`
[INFO] [stdout] e02b2f39207be3f4357815d73ff9f744afaeb37cb9cce726ddaa65e354a8ad2a