[INFO] updating cached repository https://github.com/ernestrc/rux
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7ad3feb3de7fec8889a04560de04c5ab42016dd0
[INFO] testing ernestrc/rux against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fernestrc%2Frux" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ernestrc/rux on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ernestrc/rux
[INFO] finished tweaking git repo https://github.com/ernestrc/rux
[INFO] tweaked toml for git repo https://github.com/ernestrc/rux written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/ernestrc/rux already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a5c21652df4c188cb6e22fa6618eac56831b6bfaa0c469b08028d4b4303c2cf4
[INFO] running `"docker" "start" "-a" "a5c21652df4c188cb6e22fa6618eac56831b6bfaa0c469b08028d4b4303c2cf4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling pad v0.1.4
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.5
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]    Compiling error-chain v0.7.1
[INFO] [stderr]    Compiling rux v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[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 (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[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 (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/epoll/mod.rs:46:3
[INFO] [stderr]    |
[INFO] [stderr] 46 |   #[inline]
[INFO] [stderr]    |   ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` 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: this warning originates in a macro (in Nightly builds, run with -Z 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 (in Nightly builds, run with -Z 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 (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.77s
[INFO] running `"docker" "inspect" "a5c21652df4c188cb6e22fa6618eac56831b6bfaa0c469b08028d4b4303c2cf4"`
[INFO] running `"docker" "rm" "-f" "a5c21652df4c188cb6e22fa6618eac56831b6bfaa0c469b08028d4b4303c2cf4"`
[INFO] [stdout] a5c21652df4c188cb6e22fa6618eac56831b6bfaa0c469b08028d4b4303c2cf4
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 727595f61a57cc8a20ee063d38c3a7e8312a00f5e82869b2c99dd1629584797f
[INFO] running `"docker" "start" "-a" "727595f61a57cc8a20ee063d38c3a7e8312a00f5e82869b2c99dd1629584797f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rux v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[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 (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[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 (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/epoll/mod.rs:46:3
[INFO] [stderr]    |
[INFO] [stderr] 46 |   #[inline]
[INFO] [stderr]    |   ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` 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: this warning originates in a macro (in Nightly builds, run with -Z 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 (in Nightly builds, run with -Z 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 (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[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::error::Error::description': use the Display impl or to_string()
[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 (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[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 (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/epoll/mod.rs:46:3
[INFO] [stderr]    |
[INFO] [stderr] 46 |   #[inline]
[INFO] [stderr]    |   ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` 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: this warning originates in a macro (in Nightly builds, run with -Z 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 (in Nightly builds, run with -Z 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/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/examples/buf-2f5d79685f788bf0.buf.5ubr46fn-cgu.0.rcgu.o" "/opt/rustwide/target/debug/examples/buf-2f5d79685f788bf0.buf.5ubr46fn-cgu.1.rcgu.o" "/opt/rustwide/target/debug/examples/buf-2f5d79685f788bf0.buf.5ubr46fn-cgu.2.rcgu.o" "/opt/rustwide/target/debug/examples/buf-2f5d79685f788bf0.buf.5ubr46fn-cgu.3.rcgu.o" "/opt/rustwide/target/debug/examples/buf-2f5d79685f788bf0.buf.5ubr46fn-cgu.4.rcgu.o" "/opt/rustwide/target/debug/examples/buf-2f5d79685f788bf0.buf.5ubr46fn-cgu.5.rcgu.o" "/opt/rustwide/target/debug/examples/buf-2f5d79685f788bf0.buf.5ubr46fn-cgu.6.rcgu.o" "/opt/rustwide/target/debug/examples/buf-2f5d79685f788bf0.buf.5ubr46fn-cgu.7.rcgu.o" "/opt/rustwide/target/debug/examples/buf-2f5d79685f788bf0.buf.5ubr46fn-cgu.8.rcgu.o" "-o" "/opt/rustwide/target/debug/examples/buf-2f5d79685f788bf0" "/opt/rustwide/target/debug/examples/buf-2f5d79685f788bf0.51297zrx1p2xscgo.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/librux-cc2c61895cf349c3.rlib" "/opt/rustwide/target/debug/deps/liblog-c9e55955da6d81a3.rlib" "/opt/rustwide/target/debug/deps/liberror_chain-9e08be2f76fbb9e0.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-8c584918c0dbfb04.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-e2f6da4f93050f14.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-5f0f306243e61a8b.rlib" "/opt/rustwide/target/debug/deps/libdbghelp-43c975612ef38fb1.rlib" "/opt/rustwide/target/debug/deps/libwinapi-3ed1ade76b4e589e.rlib" "/opt/rustwide/target/debug/deps/libkernel32-bc8c56ff8a2657a9.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-e00b1be1469d7af8.rlib" "/opt/rustwide/target/debug/deps/libtime-57a8bcc63c42259d.rlib" "/opt/rustwide/target/debug/deps/libpad-adeb43f1fb989a4e.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-6c40f3c0d52fd72c.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-39546855845457c5.rlib" "/opt/rustwide/target/debug/deps/libslab-3cf2198e03ee2838.rlib" "/opt/rustwide/target/debug/deps/libnix-4c0ff58f5c326211.rlib" "/opt/rustwide/target/debug/deps/liblibc-12bf9a4dada2fe41.rlib" "/opt/rustwide/target/debug/deps/libvoid-b00461c2c57bf874.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-3dcacc2bfae7a974.rlib" "/opt/rustwide/target/debug/deps/libbitflags-a39d3c450e1e8999.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-205127404fcba336.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-a657948fb7763780.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-4af901391177f653.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-9bdd51edf637d1e0.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-df9a9630b2ea2e1e.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-fddbfe63d5cc9339.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-dc1fcc6e43806791.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-e2f4bff19e00107e.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-a152d13c1d7ed405.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d92b841792fc008d.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a64c249515c023f5.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-57654524b3e40c00.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-72180f1527a726a2.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-990cc8f4a91a3ab4.rlib" "-Wl,-Bdynamic" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libbacktrace-8c584918c0dbfb04.rlib(backtrace-8c584918c0dbfb04.backtrace.akcb0t1d-cgu.15.rcgu.o): in function `backtrace::symbolize::libbacktrace::init_state::{{closure}}':
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:156: undefined reference to `backtrace_create_state'
[INFO] [stderr]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libbacktrace-8c584918c0dbfb04.rlib(backtrace-8c584918c0dbfb04.backtrace.akcb0t1d-cgu.15.rcgu.o): in function `backtrace::symbolize::libbacktrace::resolve':
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:173: undefined reference to `backtrace_pcinfo'
[INFO] [stderr]           /usr/bin/ld: /opt/rustwide/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] [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 (in Nightly builds, run with -Z 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: if this is intentional, prefix it 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/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/rux-ec4706ed9125ff57.rux.cfj5e167-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rux-ec4706ed9125ff57.rux.cfj5e167-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rux-ec4706ed9125ff57.rux.cfj5e167-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rux-ec4706ed9125ff57.rux.cfj5e167-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rux-ec4706ed9125ff57.rux.cfj5e167-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rux-ec4706ed9125ff57.rux.cfj5e167-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rux-ec4706ed9125ff57.rux.cfj5e167-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rux-ec4706ed9125ff57.rux.cfj5e167-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rux-ec4706ed9125ff57.rux.cfj5e167-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rux-ec4706ed9125ff57.rux.cfj5e167-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rux-ec4706ed9125ff57.rux.cfj5e167-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rux-ec4706ed9125ff57.rux.cfj5e167-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rux-ec4706ed9125ff57.rux.cfj5e167-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rux-ec4706ed9125ff57.rux.cfj5e167-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rux-ec4706ed9125ff57.rux.cfj5e167-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rux-ec4706ed9125ff57.rux.cfj5e167-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/rux-ec4706ed9125ff57" "/opt/rustwide/target/debug/deps/rux-ec4706ed9125ff57.3xv77lx5ve9i8sls.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-219fc620be977b79.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-f5064c1d87ea3eaf.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-6bc0764cb7f4dd96.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-72042f7f9ab0950a.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-7a49e61f83b63f93.rlib" "/opt/rustwide/target/debug/deps/liblog-c9e55955da6d81a3.rlib" "/opt/rustwide/target/debug/deps/liberror_chain-9e08be2f76fbb9e0.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-8c584918c0dbfb04.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-e2f6da4f93050f14.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-5f0f306243e61a8b.rlib" "/opt/rustwide/target/debug/deps/libdbghelp-43c975612ef38fb1.rlib" "/opt/rustwide/target/debug/deps/libwinapi-3ed1ade76b4e589e.rlib" "/opt/rustwide/target/debug/deps/libkernel32-bc8c56ff8a2657a9.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-e00b1be1469d7af8.rlib" "/opt/rustwide/target/debug/deps/libtime-57a8bcc63c42259d.rlib" "/opt/rustwide/target/debug/deps/libpad-adeb43f1fb989a4e.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-6c40f3c0d52fd72c.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-39546855845457c5.rlib" "/opt/rustwide/target/debug/deps/libslab-3cf2198e03ee2838.rlib" "/opt/rustwide/target/debug/deps/libnix-4c0ff58f5c326211.rlib" "/opt/rustwide/target/debug/deps/liblibc-12bf9a4dada2fe41.rlib" "/opt/rustwide/target/debug/deps/libvoid-b00461c2c57bf874.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-3dcacc2bfae7a974.rlib" "/opt/rustwide/target/debug/deps/libbitflags-a39d3c450e1e8999.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-205127404fcba336.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-a657948fb7763780.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-4af901391177f653.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-9bdd51edf637d1e0.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-df9a9630b2ea2e1e.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-fddbfe63d5cc9339.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-dc1fcc6e43806791.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-e2f4bff19e00107e.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-a152d13c1d7ed405.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d92b841792fc008d.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a64c249515c023f5.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-57654524b3e40c00.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-72180f1527a726a2.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-990cc8f4a91a3ab4.rlib" "-Wl,-Bdynamic" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libbacktrace-8c584918c0dbfb04.rlib(backtrace-8c584918c0dbfb04.backtrace.akcb0t1d-cgu.15.rcgu.o): in function `backtrace::symbolize::libbacktrace::init_state::{{closure}}':
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:156: undefined reference to `backtrace_create_state'
[INFO] [stderr]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libbacktrace-8c584918c0dbfb04.rlib(backtrace-8c584918c0dbfb04.backtrace.akcb0t1d-cgu.15.rcgu.o): in function `backtrace::symbolize::libbacktrace::resolve':
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:173: undefined reference to `backtrace_pcinfo'
[INFO] [stderr]           /usr/bin/ld: /opt/rustwide/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; 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `rux`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[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/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/examples/echo-0da2b641963eea81.echo.48xkxd33-cgu.0.rcgu.o" "/opt/rustwide/target/debug/examples/echo-0da2b641963eea81.echo.48xkxd33-cgu.1.rcgu.o" "/opt/rustwide/target/debug/examples/echo-0da2b641963eea81.echo.48xkxd33-cgu.10.rcgu.o" "/opt/rustwide/target/debug/examples/echo-0da2b641963eea81.echo.48xkxd33-cgu.11.rcgu.o" "/opt/rustwide/target/debug/examples/echo-0da2b641963eea81.echo.48xkxd33-cgu.12.rcgu.o" "/opt/rustwide/target/debug/examples/echo-0da2b641963eea81.echo.48xkxd33-cgu.13.rcgu.o" "/opt/rustwide/target/debug/examples/echo-0da2b641963eea81.echo.48xkxd33-cgu.14.rcgu.o" "/opt/rustwide/target/debug/examples/echo-0da2b641963eea81.echo.48xkxd33-cgu.15.rcgu.o" "/opt/rustwide/target/debug/examples/echo-0da2b641963eea81.echo.48xkxd33-cgu.2.rcgu.o" "/opt/rustwide/target/debug/examples/echo-0da2b641963eea81.echo.48xkxd33-cgu.3.rcgu.o" "/opt/rustwide/target/debug/examples/echo-0da2b641963eea81.echo.48xkxd33-cgu.4.rcgu.o" "/opt/rustwide/target/debug/examples/echo-0da2b641963eea81.echo.48xkxd33-cgu.5.rcgu.o" "/opt/rustwide/target/debug/examples/echo-0da2b641963eea81.echo.48xkxd33-cgu.6.rcgu.o" "/opt/rustwide/target/debug/examples/echo-0da2b641963eea81.echo.48xkxd33-cgu.7.rcgu.o" "/opt/rustwide/target/debug/examples/echo-0da2b641963eea81.echo.48xkxd33-cgu.8.rcgu.o" "/opt/rustwide/target/debug/examples/echo-0da2b641963eea81.echo.48xkxd33-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/examples/echo-0da2b641963eea81" "/opt/rustwide/target/debug/examples/echo-0da2b641963eea81.2uumsqgaw8wq4ood.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libenv_logger-439a1fbbb752ace6.rlib" "/opt/rustwide/target/debug/deps/libregex-44c315c4421fc139.rlib" "/opt/rustwide/target/debug/deps/libutf8_ranges-779a3a36a8bec10f.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-97babfa229467787.rlib" "/opt/rustwide/target/debug/deps/libthread_local-f3db7736f8d9473a.rlib" "/opt/rustwide/target/debug/deps/libthread_id-faef1333ed39590b.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-76668aba6f53c860.rlib" "/opt/rustwide/target/debug/deps/libmemchr-5afa88bb241759bd.rlib" "/opt/rustwide/target/debug/deps/librux-cc2c61895cf349c3.rlib" "/opt/rustwide/target/debug/deps/liberror_chain-9e08be2f76fbb9e0.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-8c584918c0dbfb04.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-e2f6da4f93050f14.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-5f0f306243e61a8b.rlib" "/opt/rustwide/target/debug/deps/libdbghelp-43c975612ef38fb1.rlib" "/opt/rustwide/target/debug/deps/libwinapi-3ed1ade76b4e589e.rlib" "/opt/rustwide/target/debug/deps/libkernel32-bc8c56ff8a2657a9.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-e00b1be1469d7af8.rlib" "/opt/rustwide/target/debug/deps/libtime-57a8bcc63c42259d.rlib" "/opt/rustwide/target/debug/deps/libpad-adeb43f1fb989a4e.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-6c40f3c0d52fd72c.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-39546855845457c5.rlib" "/opt/rustwide/target/debug/deps/libslab-3cf2198e03ee2838.rlib" "/opt/rustwide/target/debug/deps/libnix-4c0ff58f5c326211.rlib" "/opt/rustwide/target/debug/deps/liblibc-12bf9a4dada2fe41.rlib" "/opt/rustwide/target/debug/deps/libvoid-b00461c2c57bf874.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-3dcacc2bfae7a974.rlib" "/opt/rustwide/target/debug/deps/libbitflags-a39d3c450e1e8999.rlib" "/opt/rustwide/target/debug/deps/liblog-c9e55955da6d81a3.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-205127404fcba336.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-a657948fb7763780.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-4af901391177f653.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-9bdd51edf637d1e0.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-df9a9630b2ea2e1e.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-fddbfe63d5cc9339.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-dc1fcc6e43806791.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-e2f4bff19e00107e.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-a152d13c1d7ed405.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d92b841792fc008d.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a64c249515c023f5.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-57654524b3e40c00.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-72180f1527a726a2.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-990cc8f4a91a3ab4.rlib" "-Wl,-Bdynamic" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libbacktrace-8c584918c0dbfb04.rlib(backtrace-8c584918c0dbfb04.backtrace.akcb0t1d-cgu.15.rcgu.o): in function `backtrace::symbolize::libbacktrace::init_state::{{closure}}':
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:156: undefined reference to `backtrace_create_state'
[INFO] [stderr]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libbacktrace-8c584918c0dbfb04.rlib(backtrace-8c584918c0dbfb04.backtrace.akcb0t1d-cgu.15.rcgu.o): in function `backtrace::symbolize::libbacktrace::resolve':
[INFO] [stderr]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:173: undefined reference to `backtrace_pcinfo'
[INFO] [stderr]           /usr/bin/ld: /opt/rustwide/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" "727595f61a57cc8a20ee063d38c3a7e8312a00f5e82869b2c99dd1629584797f"`
[INFO] running `"docker" "rm" "-f" "727595f61a57cc8a20ee063d38c3a7e8312a00f5e82869b2c99dd1629584797f"`
[INFO] [stdout] 727595f61a57cc8a20ee063d38c3a7e8312a00f5e82869b2c99dd1629584797f