[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-1.38-1/sources/1.37.0/gh/ernestrc/rux"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ernestrc/rux'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ernestrc/rux" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ernestrc/rux"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ernestrc/rux 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 ernestrc/rux
[INFO] finished frobbing ernestrc/rux
[INFO] frobbed toml for ernestrc/rux written to work/ex/beta-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "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 ernestrc/rux against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] ae7f41343552b7fd3bc3e7a8711152f3f7ff339739e84d4aba7756df3766083b
[INFO] running `"docker" "start" "-a" "ae7f41343552b7fd3bc3e7a8711152f3f7ff339739e84d4aba7756df3766083b"`
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.3
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.5
[INFO] [stderr]    Compiling pad v0.1.4
[INFO] [stderr]    Compiling nix v0.7.0
[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::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/epoll/mod.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | / lazy_static! {
[INFO] [stderr] 13 | |     static ref NO_INTEREST: EpollEvent = {
[INFO] [stderr] 14 | |         EpollEvent {
[INFO] [stderr] 15 | |             events: EpollEventKind::empty(),
[INFO] [stderr] ...  |
[INFO] [stderr] 18 | |     };
[INFO] [stderr] 19 | | }
[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::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/epoll/mod.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | / lazy_static! {
[INFO] [stderr] 13 | |     static ref NO_INTEREST: EpollEvent = {
[INFO] [stderr] 14 | |         EpollEvent {
[INFO] [stderr] 15 | |             events: EpollEventKind::empty(),
[INFO] [stderr] ...  |
[INFO] [stderr] 18 | |     };
[INFO] [stderr] 19 | | }
[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: 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 8.72s
[INFO] running `"docker" "inspect" "ae7f41343552b7fd3bc3e7a8711152f3f7ff339739e84d4aba7756df3766083b"`
[INFO] running `"docker" "rm" "-f" "ae7f41343552b7fd3bc3e7a8711152f3f7ff339739e84d4aba7756df3766083b"`
[INFO] [stdout] ae7f41343552b7fd3bc3e7a8711152f3f7ff339739e84d4aba7756df3766083b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3838a4aec96ab2b34a129c5cc5a857872fa9ce300a32366c49dbcf30b460fb26
[INFO] running `"docker" "start" "-a" "3838a4aec96ab2b34a129c5cc5a857872fa9ce300a32366c49dbcf30b460fb26"`
[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] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/epoll/mod.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | / lazy_static! {
[INFO] [stderr] 13 | |     static ref NO_INTEREST: EpollEvent = {
[INFO] [stderr] 14 | |         EpollEvent {
[INFO] [stderr] 15 | |             events: EpollEventKind::empty(),
[INFO] [stderr] ...  |
[INFO] [stderr] 18 | |     };
[INFO] [stderr] 19 | | }
[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::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/epoll/mod.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | / lazy_static! {
[INFO] [stderr] 13 | |     static ref NO_INTEREST: EpollEvent = {
[INFO] [stderr] 14 | |         EpollEvent {
[INFO] [stderr] 15 | |             events: EpollEventKind::empty(),
[INFO] [stderr] ...  |
[INFO] [stderr] 18 | |     };
[INFO] [stderr] 19 | | }
[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] 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-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/examples/buf-f6e2671b8b1c1224.buf.9h86kee4-cgu.0.rcgu.o" "/opt/crater/target/debug/examples/buf-f6e2671b8b1c1224.buf.9h86kee4-cgu.1.rcgu.o" "/opt/crater/target/debug/examples/buf-f6e2671b8b1c1224.buf.9h86kee4-cgu.2.rcgu.o" "/opt/crater/target/debug/examples/buf-f6e2671b8b1c1224.buf.9h86kee4-cgu.3.rcgu.o" "/opt/crater/target/debug/examples/buf-f6e2671b8b1c1224.buf.9h86kee4-cgu.4.rcgu.o" "/opt/crater/target/debug/examples/buf-f6e2671b8b1c1224.buf.9h86kee4-cgu.5.rcgu.o" "/opt/crater/target/debug/examples/buf-f6e2671b8b1c1224.buf.9h86kee4-cgu.6.rcgu.o" "/opt/crater/target/debug/examples/buf-f6e2671b8b1c1224.buf.9h86kee4-cgu.7.rcgu.o" "/opt/crater/target/debug/examples/buf-f6e2671b8b1c1224.buf.9h86kee4-cgu.8.rcgu.o" "-o" "/opt/crater/target/debug/examples/buf-f6e2671b8b1c1224" "/opt/crater/target/debug/examples/buf-f6e2671b8b1c1224.4xof26c5in4sbu6u.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/librux-b383674bec0aab4d.rlib" "/opt/crater/target/debug/deps/liblog-f86f92691b4ababd.rlib" "/opt/crater/target/debug/deps/liberror_chain-05dd08b5559f84eb.rlib" "/opt/crater/target/debug/deps/libbacktrace-70e9758a2ec39e2c.rlib" "/opt/crater/target/debug/deps/libbacktrace_sys-2c6808a2201afa04.rlib" "/opt/crater/target/debug/deps/librustc_demangle-a63e03c53d847d30.rlib" "/opt/crater/target/debug/deps/libdbghelp-d860676abe2fb31b.rlib" "/opt/crater/target/debug/deps/libwinapi-be47d272a993a950.rlib" "/opt/crater/target/debug/deps/libkernel32-ed10b6f453a27092.rlib" "/opt/crater/target/debug/deps/liblazy_static-5b3a6350224c4bac.rlib" "/opt/crater/target/debug/deps/libtime-d8882fbf4a52e179.rlib" "/opt/crater/target/debug/deps/libpad-0aa080584cb81c24.rlib" "/opt/crater/target/debug/deps/libunicode_width-1c4ca2f2e6b1fb29.rlib" "/opt/crater/target/debug/deps/libnum_cpus-52bc6a6db93f0cbc.rlib" "/opt/crater/target/debug/deps/libslab-424cb31d1ed16f51.rlib" "/opt/crater/target/debug/deps/libnix-e6fe500ad25a82bc.rlib" "/opt/crater/target/debug/deps/liblibc-a442291025725117.rlib" "/opt/crater/target/debug/deps/libvoid-ee701c9bdcbc84a6.rlib" "/opt/crater/target/debug/deps/libcfg_if-e594ac7fa20b1aa3.rlib" "/opt/crater/target/debug/deps/libbitflags-19846806352ac884.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-1d6d86bd078a28e9.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e9721e46a424e2a9.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-c07193698f282147.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-6da45690f3863086.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-690797036dd27680.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-d3896ccbfd8eda2b.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7cccc3739e3d7623.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-5e9ba178a513cd29.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-5ca9f83bf63d1f4b.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-bba1c7ef9e950882.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-e23c9de62012deb5.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9b59dffdcd513d5d.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-17392340ab2e4a97.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-ac21508a81e3f7f3.rlib" "-Wl,-Bdynamic" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /opt/crater/target/debug/deps/libbacktrace-70e9758a2ec39e2c.rlib(backtrace-70e9758a2ec39e2c.backtrace.4hppdqhm-cgu.6.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-70e9758a2ec39e2c.rlib(backtrace-70e9758a2ec39e2c.backtrace.4hppdqhm-cgu.6.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: 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-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/examples/echo-5fd6943623ede9ab.echo.4dk1jakn-cgu.0.rcgu.o" "/opt/crater/target/debug/examples/echo-5fd6943623ede9ab.echo.4dk1jakn-cgu.1.rcgu.o" "/opt/crater/target/debug/examples/echo-5fd6943623ede9ab.echo.4dk1jakn-cgu.10.rcgu.o" "/opt/crater/target/debug/examples/echo-5fd6943623ede9ab.echo.4dk1jakn-cgu.11.rcgu.o" "/opt/crater/target/debug/examples/echo-5fd6943623ede9ab.echo.4dk1jakn-cgu.12.rcgu.o" "/opt/crater/target/debug/examples/echo-5fd6943623ede9ab.echo.4dk1jakn-cgu.13.rcgu.o" "/opt/crater/target/debug/examples/echo-5fd6943623ede9ab.echo.4dk1jakn-cgu.14.rcgu.o" "/opt/crater/target/debug/examples/echo-5fd6943623ede9ab.echo.4dk1jakn-cgu.15.rcgu.o" "/opt/crater/target/debug/examples/echo-5fd6943623ede9ab.echo.4dk1jakn-cgu.2.rcgu.o" "/opt/crater/target/debug/examples/echo-5fd6943623ede9ab.echo.4dk1jakn-cgu.3.rcgu.o" "/opt/crater/target/debug/examples/echo-5fd6943623ede9ab.echo.4dk1jakn-cgu.4.rcgu.o" "/opt/crater/target/debug/examples/echo-5fd6943623ede9ab.echo.4dk1jakn-cgu.5.rcgu.o" "/opt/crater/target/debug/examples/echo-5fd6943623ede9ab.echo.4dk1jakn-cgu.6.rcgu.o" "/opt/crater/target/debug/examples/echo-5fd6943623ede9ab.echo.4dk1jakn-cgu.7.rcgu.o" "/opt/crater/target/debug/examples/echo-5fd6943623ede9ab.echo.4dk1jakn-cgu.8.rcgu.o" "/opt/crater/target/debug/examples/echo-5fd6943623ede9ab.echo.4dk1jakn-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/examples/echo-5fd6943623ede9ab" "/opt/crater/target/debug/examples/echo-5fd6943623ede9ab.514mdbnlb3xb7nqw.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libenv_logger-137fb34b91200f9b.rlib" "/opt/crater/target/debug/deps/libregex-a6a8238d19618cc3.rlib" "/opt/crater/target/debug/deps/libutf8_ranges-f03f24c2204694fb.rlib" "/opt/crater/target/debug/deps/libregex_syntax-e4e7cc24efed9736.rlib" "/opt/crater/target/debug/deps/libthread_local-50f75327e3b4e5a3.rlib" "/opt/crater/target/debug/deps/libthread_id-fb1745454bb1fe12.rlib" "/opt/crater/target/debug/deps/libaho_corasick-1b5b0a326ef5dcc0.rlib" "/opt/crater/target/debug/deps/libmemchr-9eefbb3f25992681.rlib" "/opt/crater/target/debug/deps/librux-b383674bec0aab4d.rlib" "/opt/crater/target/debug/deps/liberror_chain-05dd08b5559f84eb.rlib" "/opt/crater/target/debug/deps/libbacktrace-70e9758a2ec39e2c.rlib" "/opt/crater/target/debug/deps/libbacktrace_sys-2c6808a2201afa04.rlib" "/opt/crater/target/debug/deps/librustc_demangle-a63e03c53d847d30.rlib" "/opt/crater/target/debug/deps/libdbghelp-d860676abe2fb31b.rlib" "/opt/crater/target/debug/deps/libwinapi-be47d272a993a950.rlib" "/opt/crater/target/debug/deps/libkernel32-ed10b6f453a27092.rlib" "/opt/crater/target/debug/deps/liblazy_static-5b3a6350224c4bac.rlib" "/opt/crater/target/debug/deps/libtime-d8882fbf4a52e179.rlib" "/opt/crater/target/debug/deps/libpad-0aa080584cb81c24.rlib" "/opt/crater/target/debug/deps/libunicode_width-1c4ca2f2e6b1fb29.rlib" "/opt/crater/target/debug/deps/libnum_cpus-52bc6a6db93f0cbc.rlib" "/opt/crater/target/debug/deps/libslab-424cb31d1ed16f51.rlib" "/opt/crater/target/debug/deps/libnix-e6fe500ad25a82bc.rlib" "/opt/crater/target/debug/deps/liblibc-a442291025725117.rlib" "/opt/crater/target/debug/deps/libvoid-ee701c9bdcbc84a6.rlib" "/opt/crater/target/debug/deps/libcfg_if-e594ac7fa20b1aa3.rlib" "/opt/crater/target/debug/deps/libbitflags-19846806352ac884.rlib" "/opt/crater/target/debug/deps/liblog-f86f92691b4ababd.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-1d6d86bd078a28e9.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e9721e46a424e2a9.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-c07193698f282147.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-6da45690f3863086.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-690797036dd27680.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-d3896ccbfd8eda2b.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7cccc3739e3d7623.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-5e9ba178a513cd29.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-5ca9f83bf63d1f4b.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-bba1c7ef9e950882.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-e23c9de62012deb5.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9b59dffdcd513d5d.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-17392340ab2e4a97.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-ac21508a81e3f7f3.rlib" "-Wl,-Bdynamic" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /opt/crater/target/debug/deps/libbacktrace-70e9758a2ec39e2c.rlib(backtrace-70e9758a2ec39e2c.backtrace.4hppdqhm-cgu.6.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-70e9758a2ec39e2c.rlib(backtrace-70e9758a2ec39e2c.backtrace.4hppdqhm-cgu.6.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-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/rux-7e38378730068d16.rux.evieq9jd-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/rux-7e38378730068d16.rux.evieq9jd-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/rux-7e38378730068d16.rux.evieq9jd-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/rux-7e38378730068d16.rux.evieq9jd-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/rux-7e38378730068d16.rux.evieq9jd-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/rux-7e38378730068d16.rux.evieq9jd-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/rux-7e38378730068d16.rux.evieq9jd-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/rux-7e38378730068d16.rux.evieq9jd-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/rux-7e38378730068d16.rux.evieq9jd-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/rux-7e38378730068d16.rux.evieq9jd-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/rux-7e38378730068d16.rux.evieq9jd-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/rux-7e38378730068d16.rux.evieq9jd-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/rux-7e38378730068d16.rux.evieq9jd-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/rux-7e38378730068d16.rux.evieq9jd-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/rux-7e38378730068d16.rux.evieq9jd-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/rux-7e38378730068d16.rux.evieq9jd-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/rux-7e38378730068d16" "/opt/crater/target/debug/deps/rux-7e38378730068d16.435gv3bddbhkxt0z.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-f0d86b2ef6410e4f.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-28a84d78fba0104f.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-625008d0a6744ece.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-b85c11af396739da.rlib" "/opt/crater/target/debug/deps/liblog-f86f92691b4ababd.rlib" "/opt/crater/target/debug/deps/liberror_chain-05dd08b5559f84eb.rlib" "/opt/crater/target/debug/deps/libbacktrace-70e9758a2ec39e2c.rlib" "/opt/crater/target/debug/deps/libbacktrace_sys-2c6808a2201afa04.rlib" "/opt/crater/target/debug/deps/librustc_demangle-a63e03c53d847d30.rlib" "/opt/crater/target/debug/deps/libdbghelp-d860676abe2fb31b.rlib" "/opt/crater/target/debug/deps/libwinapi-be47d272a993a950.rlib" "/opt/crater/target/debug/deps/libkernel32-ed10b6f453a27092.rlib" "/opt/crater/target/debug/deps/liblazy_static-5b3a6350224c4bac.rlib" "/opt/crater/target/debug/deps/libtime-d8882fbf4a52e179.rlib" "/opt/crater/target/debug/deps/libpad-0aa080584cb81c24.rlib" "/opt/crater/target/debug/deps/libunicode_width-1c4ca2f2e6b1fb29.rlib" "/opt/crater/target/debug/deps/libnum_cpus-52bc6a6db93f0cbc.rlib" "/opt/crater/target/debug/deps/libslab-424cb31d1ed16f51.rlib" "/opt/crater/target/debug/deps/libnix-e6fe500ad25a82bc.rlib" "/opt/crater/target/debug/deps/liblibc-a442291025725117.rlib" "/opt/crater/target/debug/deps/libvoid-ee701c9bdcbc84a6.rlib" "/opt/crater/target/debug/deps/libcfg_if-e594ac7fa20b1aa3.rlib" "/opt/crater/target/debug/deps/libbitflags-19846806352ac884.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-1d6d86bd078a28e9.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e9721e46a424e2a9.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-c07193698f282147.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-6da45690f3863086.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-690797036dd27680.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-d3896ccbfd8eda2b.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7cccc3739e3d7623.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-5e9ba178a513cd29.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-5ca9f83bf63d1f4b.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-bba1c7ef9e950882.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-e23c9de62012deb5.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9b59dffdcd513d5d.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-17392340ab2e4a97.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-ac21508a81e3f7f3.rlib" "-Wl,-Bdynamic" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /opt/crater/target/debug/deps/libbacktrace-70e9758a2ec39e2c.rlib(backtrace-70e9758a2ec39e2c.backtrace.4hppdqhm-cgu.6.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-70e9758a2ec39e2c.rlib(backtrace-70e9758a2ec39e2c.backtrace.4hppdqhm-cgu.6.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" "3838a4aec96ab2b34a129c5cc5a857872fa9ce300a32366c49dbcf30b460fb26"`
[INFO] running `"docker" "rm" "-f" "3838a4aec96ab2b34a129c5cc5a857872fa9ce300a32366c49dbcf30b460fb26"`
[INFO] [stdout] 3838a4aec96ab2b34a129c5cc5a857872fa9ce300a32366c49dbcf30b460fb26