[INFO] updating cached repository ernestrc/rux
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ernestrc/rux
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ernestrc/rux" "work/ex/beta-1.37-6/sources/1.36.0/gh/ernestrc/rux"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/ernestrc/rux'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ernestrc/rux" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ernestrc/rux"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ernestrc/rux'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7ad3feb3de7fec8889a04560de04c5ab42016dd0
[INFO] sha for GitHub repo ernestrc/rux: 7ad3feb3de7fec8889a04560de04c5ab42016dd0
[INFO] validating manifest of ernestrc/rux 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 ernestrc/rux 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 ernestrc/rux
[INFO] finished frobbing ernestrc/rux
[INFO] frobbed toml for ernestrc/rux written to work/ex/beta-1.37-6/sources/1.36.0/gh/ernestrc/rux/Cargo.toml
[INFO] started frobbing ernestrc/rux
[INFO] finished frobbing ernestrc/rux
[INFO] frobbed toml for ernestrc/rux written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ernestrc/rux/Cargo.toml
[INFO] crate ernestrc/rux 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 ernestrc/rux 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-4/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/ernestrc/rux:/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] 34b07a21f056b710d5db7ac72fe79e878821f824a2e4ac493ab1f482cbd36801
[INFO] running `"docker" "start" "-a" "34b07a21f056b710d5db7ac72fe79e878821f824a2e4ac493ab1f482cbd36801"`
[INFO] [stderr]    Compiling gcc v0.3.40
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]    Compiling pad v0.1.4
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]    Compiling time v0.1.35
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.5
[INFO] [stderr]    Compiling error-chain v0.7.1
[INFO] [stderr]    Compiling rux v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:4:1
[INFO] [stderr]    |
[INFO] [stderr] 4  | / error_chain! {
[INFO] [stderr] 5  | |     types {
[INFO] [stderr] 6  | |         Error, ErrorKind, ResultExt, Result;
[INFO] [stderr] 7  | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |     }
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:4:1
[INFO] [stderr]    |
[INFO] [stderr] 4  | / error_chain! {
[INFO] [stderr] 5  | |     types {
[INFO] [stderr] 6  | |         Error, ErrorKind, ResultExt, Result;
[INFO] [stderr] 7  | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |     }
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.04s
[INFO] running `"docker" "inspect" "34b07a21f056b710d5db7ac72fe79e878821f824a2e4ac493ab1f482cbd36801"`
[INFO] running `"docker" "rm" "-f" "34b07a21f056b710d5db7ac72fe79e878821f824a2e4ac493ab1f482cbd36801"`
[INFO] [stdout] 34b07a21f056b710d5db7ac72fe79e878821f824a2e4ac493ab1f482cbd36801
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/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/ernestrc/rux:/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" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2643c007ff03c9ecd59a899b77cc3ec2a4ce062347f614fbc73aeed60833a89b
[INFO] running `"docker" "start" "-a" "2643c007ff03c9ecd59a899b77cc3ec2a4ce062347f614fbc73aeed60833a89b"`
[INFO] [stderr]    Compiling rux v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/mux/handler.rs:150:7
[INFO] [stderr]     |
[INFO] [stderr] 150 |   use super::*;
[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/examples/buf-5c94180d9bcab610.buf.8tmmhe7d-cgu.0.rcgu.o" "/opt/crater/target/debug/examples/buf-5c94180d9bcab610.buf.8tmmhe7d-cgu.1.rcgu.o" "/opt/crater/target/debug/examples/buf-5c94180d9bcab610.buf.8tmmhe7d-cgu.2.rcgu.o" "/opt/crater/target/debug/examples/buf-5c94180d9bcab610.buf.8tmmhe7d-cgu.3.rcgu.o" "/opt/crater/target/debug/examples/buf-5c94180d9bcab610.buf.8tmmhe7d-cgu.4.rcgu.o" "/opt/crater/target/debug/examples/buf-5c94180d9bcab610.buf.8tmmhe7d-cgu.5.rcgu.o" "/opt/crater/target/debug/examples/buf-5c94180d9bcab610.buf.8tmmhe7d-cgu.6.rcgu.o" "/opt/crater/target/debug/examples/buf-5c94180d9bcab610.buf.8tmmhe7d-cgu.7.rcgu.o" "/opt/crater/target/debug/examples/buf-5c94180d9bcab610.buf.8tmmhe7d-cgu.8.rcgu.o" "-o" "/opt/crater/target/debug/examples/buf-5c94180d9bcab610" "/opt/crater/target/debug/examples/buf-5c94180d9bcab610.1npzrnui3nlaw6mh.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/librux-2d50b2e6d4be5be4.rlib" "/opt/crater/target/debug/deps/liblog-bc9d51df88434be4.rlib" "/opt/crater/target/debug/deps/liberror_chain-5f7a24086cad87fa.rlib" "/opt/crater/target/debug/deps/libbacktrace-7fd5b932768434ea.rlib" "/opt/crater/target/debug/deps/libbacktrace_sys-c8477218468fcc42.rlib" "/opt/crater/target/debug/deps/librustc_demangle-7e1e84fc0d2949f5.rlib" "/opt/crater/target/debug/deps/libdbghelp-610e6a484d3f70b3.rlib" "/opt/crater/target/debug/deps/libwinapi-387a29eb28388c06.rlib" "/opt/crater/target/debug/deps/libkernel32-f16f9b42bdd87fed.rlib" "/opt/crater/target/debug/deps/liblazy_static-324b27031227093c.rlib" "/opt/crater/target/debug/deps/libtime-d4e50dee6c973c63.rlib" "/opt/crater/target/debug/deps/libpad-cd21df2323c71343.rlib" "/opt/crater/target/debug/deps/libunicode_width-8149a799fe7f4a20.rlib" "/opt/crater/target/debug/deps/libnum_cpus-6787b37c7b83d480.rlib" "/opt/crater/target/debug/deps/libslab-9e7ba87ec006f403.rlib" "/opt/crater/target/debug/deps/libnix-ffe650af342c08d2.rlib" "/opt/crater/target/debug/deps/liblibc-1466dc2378834e22.rlib" "/opt/crater/target/debug/deps/libvoid-7cea1bca190341e8.rlib" "/opt/crater/target/debug/deps/libcfg_if-e3a657be82e73c34.rlib" "/opt/crater/target/debug/deps/libbitflags-37df1eb7983fc230.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" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /opt/crater/target/debug/deps/libbacktrace-7fd5b932768434ea.rlib(backtrace-7fd5b932768434ea.backtrace.4gm44s51-cgu.4.rcgu.o): In function `backtrace::symbolize::libbacktrace::init_state::{{closure}}':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:156: undefined reference to `backtrace_create_state'
[INFO] [stderr]           /opt/crater/target/debug/deps/libbacktrace-7fd5b932768434ea.rlib(backtrace-7fd5b932768434ea.backtrace.4gm44s51-cgu.4.rcgu.o): In function `backtrace::symbolize::libbacktrace::resolve':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:173: undefined reference to `backtrace_pcinfo'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:177: undefined reference to `backtrace_syminfo'
[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 `rux`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:4:1
[INFO] [stderr]    |
[INFO] [stderr] 4  | / error_chain! {
[INFO] [stderr] 5  | |     types {
[INFO] [stderr] 6  | |         Error, ErrorKind, ResultExt, Result;
[INFO] [stderr] 7  | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |     }
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:4:1
[INFO] [stderr]    |
[INFO] [stderr] 4  | / error_chain! {
[INFO] [stderr] 5  | |     types {
[INFO] [stderr] 6  | |         Error, ErrorKind, ResultExt, Result;
[INFO] [stderr] 7  | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |     }
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buffer`
[INFO] [stderr]    --> src/buf/tests.rs:268:18
[INFO] [stderr]     |
[INFO] [stderr] 268 |   fn from_buffer(buffer: &mut ByteBuffer) -> Result<Option<MyType>> {
[INFO] [stderr]     |                  ^^^^^^ help: consider prefixing with an underscore: `_buffer`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133)
[INFO] [stderr]    --> src/epoll/mod.rs:215:13
[INFO] [stderr]     |
[INFO] [stderr] 215 |     assert!(ev.events.contains(EPOLLIN));
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(safe_packed_borrows)] on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
[INFO] [stderr]     = note: fields of packed structs might be misaligned: dereferencing a misaligned pointer or even just creating a misaligned reference is undefined behavior
[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/examples/echo-7753dd0702f7fa4c.echo.eeluxjcn-cgu.0.rcgu.o" "/opt/crater/target/debug/examples/echo-7753dd0702f7fa4c.echo.eeluxjcn-cgu.1.rcgu.o" "/opt/crater/target/debug/examples/echo-7753dd0702f7fa4c.echo.eeluxjcn-cgu.10.rcgu.o" "/opt/crater/target/debug/examples/echo-7753dd0702f7fa4c.echo.eeluxjcn-cgu.11.rcgu.o" "/opt/crater/target/debug/examples/echo-7753dd0702f7fa4c.echo.eeluxjcn-cgu.12.rcgu.o" "/opt/crater/target/debug/examples/echo-7753dd0702f7fa4c.echo.eeluxjcn-cgu.13.rcgu.o" "/opt/crater/target/debug/examples/echo-7753dd0702f7fa4c.echo.eeluxjcn-cgu.14.rcgu.o" "/opt/crater/target/debug/examples/echo-7753dd0702f7fa4c.echo.eeluxjcn-cgu.15.rcgu.o" "/opt/crater/target/debug/examples/echo-7753dd0702f7fa4c.echo.eeluxjcn-cgu.2.rcgu.o" "/opt/crater/target/debug/examples/echo-7753dd0702f7fa4c.echo.eeluxjcn-cgu.3.rcgu.o" "/opt/crater/target/debug/examples/echo-7753dd0702f7fa4c.echo.eeluxjcn-cgu.4.rcgu.o" "/opt/crater/target/debug/examples/echo-7753dd0702f7fa4c.echo.eeluxjcn-cgu.5.rcgu.o" "/opt/crater/target/debug/examples/echo-7753dd0702f7fa4c.echo.eeluxjcn-cgu.6.rcgu.o" "/opt/crater/target/debug/examples/echo-7753dd0702f7fa4c.echo.eeluxjcn-cgu.7.rcgu.o" "/opt/crater/target/debug/examples/echo-7753dd0702f7fa4c.echo.eeluxjcn-cgu.8.rcgu.o" "/opt/crater/target/debug/examples/echo-7753dd0702f7fa4c.echo.eeluxjcn-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/examples/echo-7753dd0702f7fa4c" "/opt/crater/target/debug/examples/echo-7753dd0702f7fa4c.3wpqgwbmacjnbydb.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/libenv_logger-ec918b3141695d47.rlib" "/opt/crater/target/debug/deps/libregex-98f998ebd2f03e43.rlib" "/opt/crater/target/debug/deps/libutf8_ranges-02a9ee482eb041c6.rlib" "/opt/crater/target/debug/deps/libregex_syntax-a5eed8ba2f170ebb.rlib" "/opt/crater/target/debug/deps/libthread_local-2de1a755000a2052.rlib" "/opt/crater/target/debug/deps/libthread_id-c9018681af355696.rlib" "/opt/crater/target/debug/deps/libaho_corasick-3fb07f9150b23b56.rlib" "/opt/crater/target/debug/deps/libmemchr-b88318963f5bc306.rlib" "/opt/crater/target/debug/deps/librux-2d50b2e6d4be5be4.rlib" "/opt/crater/target/debug/deps/liberror_chain-5f7a24086cad87fa.rlib" "/opt/crater/target/debug/deps/libbacktrace-7fd5b932768434ea.rlib" "/opt/crater/target/debug/deps/libbacktrace_sys-c8477218468fcc42.rlib" "/opt/crater/target/debug/deps/librustc_demangle-7e1e84fc0d2949f5.rlib" "/opt/crater/target/debug/deps/libdbghelp-610e6a484d3f70b3.rlib" "/opt/crater/target/debug/deps/libwinapi-387a29eb28388c06.rlib" "/opt/crater/target/debug/deps/libkernel32-f16f9b42bdd87fed.rlib" "/opt/crater/target/debug/deps/liblazy_static-324b27031227093c.rlib" "/opt/crater/target/debug/deps/libtime-d4e50dee6c973c63.rlib" "/opt/crater/target/debug/deps/libpad-cd21df2323c71343.rlib" "/opt/crater/target/debug/deps/libunicode_width-8149a799fe7f4a20.rlib" "/opt/crater/target/debug/deps/libnum_cpus-6787b37c7b83d480.rlib" "/opt/crater/target/debug/deps/libslab-9e7ba87ec006f403.rlib" "/opt/crater/target/debug/deps/libnix-ffe650af342c08d2.rlib" "/opt/crater/target/debug/deps/liblibc-1466dc2378834e22.rlib" "/opt/crater/target/debug/deps/libvoid-7cea1bca190341e8.rlib" "/opt/crater/target/debug/deps/libcfg_if-e3a657be82e73c34.rlib" "/opt/crater/target/debug/deps/libbitflags-37df1eb7983fc230.rlib" "/opt/crater/target/debug/deps/liblog-bc9d51df88434be4.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" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /opt/crater/target/debug/deps/libbacktrace-7fd5b932768434ea.rlib(backtrace-7fd5b932768434ea.backtrace.4gm44s51-cgu.4.rcgu.o): In function `backtrace::symbolize::libbacktrace::init_state::{{closure}}':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:156: undefined reference to `backtrace_create_state'
[INFO] [stderr]           /opt/crater/target/debug/deps/libbacktrace-7fd5b932768434ea.rlib(backtrace-7fd5b932768434ea.backtrace.4gm44s51-cgu.4.rcgu.o): In function `backtrace::symbolize::libbacktrace::resolve':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:173: undefined reference to `backtrace_pcinfo'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:177: undefined reference to `backtrace_syminfo'
[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 `rux`.
[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/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/rux-f03c9ff823a939d4.rux.466dq88j-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/rux-f03c9ff823a939d4.rux.466dq88j-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/rux-f03c9ff823a939d4.rux.466dq88j-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/rux-f03c9ff823a939d4.rux.466dq88j-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/rux-f03c9ff823a939d4.rux.466dq88j-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/rux-f03c9ff823a939d4.rux.466dq88j-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/rux-f03c9ff823a939d4.rux.466dq88j-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/rux-f03c9ff823a939d4.rux.466dq88j-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/rux-f03c9ff823a939d4.rux.466dq88j-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/rux-f03c9ff823a939d4.rux.466dq88j-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/rux-f03c9ff823a939d4.rux.466dq88j-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/rux-f03c9ff823a939d4.rux.466dq88j-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/rux-f03c9ff823a939d4.rux.466dq88j-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/rux-f03c9ff823a939d4.rux.466dq88j-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/rux-f03c9ff823a939d4.rux.466dq88j-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/rux-f03c9ff823a939d4.rux.466dq88j-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/rux-f03c9ff823a939d4" "/opt/crater/target/debug/deps/rux-f03c9ff823a939d4.ss2sygjf5lc3xy2.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/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-7d9df032c0eb8a14.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-77300aa0d630d98f.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-4d48ca12b265d456.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-8869eee15acf0f54.rlib" "/opt/crater/target/debug/deps/liblog-bc9d51df88434be4.rlib" "/opt/crater/target/debug/deps/liberror_chain-5f7a24086cad87fa.rlib" "/opt/crater/target/debug/deps/libbacktrace-7fd5b932768434ea.rlib" "/opt/crater/target/debug/deps/libbacktrace_sys-c8477218468fcc42.rlib" "/opt/crater/target/debug/deps/librustc_demangle-7e1e84fc0d2949f5.rlib" "/opt/crater/target/debug/deps/libdbghelp-610e6a484d3f70b3.rlib" "/opt/crater/target/debug/deps/libwinapi-387a29eb28388c06.rlib" "/opt/crater/target/debug/deps/libkernel32-f16f9b42bdd87fed.rlib" "/opt/crater/target/debug/deps/liblazy_static-324b27031227093c.rlib" "/opt/crater/target/debug/deps/libtime-d4e50dee6c973c63.rlib" "/opt/crater/target/debug/deps/libpad-cd21df2323c71343.rlib" "/opt/crater/target/debug/deps/libunicode_width-8149a799fe7f4a20.rlib" "/opt/crater/target/debug/deps/libnum_cpus-6787b37c7b83d480.rlib" "/opt/crater/target/debug/deps/libslab-9e7ba87ec006f403.rlib" "/opt/crater/target/debug/deps/libnix-ffe650af342c08d2.rlib" "/opt/crater/target/debug/deps/liblibc-1466dc2378834e22.rlib" "/opt/crater/target/debug/deps/libvoid-7cea1bca190341e8.rlib" "/opt/crater/target/debug/deps/libcfg_if-e3a657be82e73c34.rlib" "/opt/crater/target/debug/deps/libbitflags-37df1eb7983fc230.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" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /opt/crater/target/debug/deps/libbacktrace-7fd5b932768434ea.rlib(backtrace-7fd5b932768434ea.backtrace.4gm44s51-cgu.4.rcgu.o): In function `backtrace::symbolize::libbacktrace::init_state::{{closure}}':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:156: undefined reference to `backtrace_create_state'
[INFO] [stderr]           /opt/crater/target/debug/deps/libbacktrace-7fd5b932768434ea.rlib(backtrace-7fd5b932768434ea.backtrace.4gm44s51-cgu.4.rcgu.o): In function `backtrace::symbolize::libbacktrace::resolve':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:173: undefined reference to `backtrace_pcinfo'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:177: undefined reference to `backtrace_syminfo'
[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 `rux`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "2643c007ff03c9ecd59a899b77cc3ec2a4ce062347f614fbc73aeed60833a89b"`
[INFO] running `"docker" "rm" "-f" "2643c007ff03c9ecd59a899b77cc3ec2a4ce062347f614fbc73aeed60833a89b"`
[INFO] [stdout] 2643c007ff03c9ecd59a899b77cc3ec2a4ce062347f614fbc73aeed60833a89b