[INFO] updating cached repository https://github.com/ernestrc/rux
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7ad3feb3de7fec8889a04560de04c5ab42016dd0
[INFO] testing ernestrc/rux against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fernestrc%2Frux" "/workspace/builds/worker-119/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-119/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ernestrc/rux on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-119/source/Cargo.toml
[INFO] crate git repo https://github.com/ernestrc/rux already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4d96f61eb774291ec963137be1d862ff2c9f0e4b73138ef8a53ecd3a9352188
[INFO] running `Command { std: "docker" "start" "-a" "e4d96f61eb774291ec963137be1d862ff2c9f0e4b73138ef8a53ecd3a9352188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4d96f61eb774291ec963137be1d862ff2c9f0e4b73138ef8a53ecd3a9352188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4d96f61eb774291ec963137be1d862ff2c9f0e4b73138ef8a53ecd3a9352188", kill_on_drop: false }`
[INFO] [stdout] e4d96f61eb774291ec963137be1d862ff2c9f0e4b73138ef8a53ecd3a9352188
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ea14da2b2d591a857d8ebbc7f4e0d7d4a4c9711c9c6946f7dad66e62d6ab410
[INFO] running `Command { std: "docker" "start" "-a" "3ea14da2b2d591a857d8ebbc7f4e0d7d4a4c9711c9c6946f7dad66e62d6ab410", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling libc v0.2.18
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling gcc v0.3.40
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]    Compiling cfg-if v0.1.0
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling rustc-demangle v0.1.3
[INFO] [stderr]    Compiling unicode-width v0.1.3
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling lazy_static v0.2.2
[INFO] [stderr]    Compiling pad v0.1.4
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling num_cpus v1.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.5
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling time v0.1.35
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling error-chain v0.7.1
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling rux v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/handler.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 |   fn on_next(&mut self, In);
[INFO] [stdout]   |                         ^^ help: try naming the parameter or explicitly ignoring it: `_: In`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / error_chain! {
[INFO] [stdout] 5  | |     types {
[INFO] [stdout] 6  | |         Error, ErrorKind, ResultExt, Result;
[INFO] [stdout] 7  | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/epoll/mod.rs:46:3
[INFO] [stdout]    |
[INFO] [stdout] 46 |   #[inline]
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/epoll/mod.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / lazy_static! {
[INFO] [stdout] 13 | |     static ref NO_INTEREST: EpollEvent = {
[INFO] [stdout] 14 | |         EpollEvent {
[INFO] [stdout] 15 | |             events: EpollEventKind::empty(),
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     };
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/epoll/mod.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / lazy_static! {
[INFO] [stdout] 13 | |     static ref NO_INTEREST: EpollEvent = {
[INFO] [stdout] 14 | |         EpollEvent {
[INFO] [stdout] 15 | |             events: EpollEventKind::empty(),
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     };
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / error_chain! {
[INFO] [stdout] 5  | |     types {
[INFO] [stdout] 6  | |         Error, ErrorKind, ResultExt, Result;
[INFO] [stdout] 7  | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.86s
[INFO] running `Command { std: "docker" "inspect" "3ea14da2b2d591a857d8ebbc7f4e0d7d4a4c9711c9c6946f7dad66e62d6ab410", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ea14da2b2d591a857d8ebbc7f4e0d7d4a4c9711c9c6946f7dad66e62d6ab410", kill_on_drop: false }`
[INFO] [stdout] 3ea14da2b2d591a857d8ebbc7f4e0d7d4a4c9711c9c6946f7dad66e62d6ab410
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92dcef32464f349c84a08fa24beb6249887fb7d457d93ee72cdeeb44140e4afc
[INFO] running `Command { std: "docker" "start" "-a" "92dcef32464f349c84a08fa24beb6249887fb7d457d93ee72cdeeb44140e4afc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/handler.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 |   fn on_next(&mut self, In);
[INFO] [stdout]   |                         ^^ help: try naming the parameter or explicitly ignoring it: `_: In`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / error_chain! {
[INFO] [stdout] 5  | |     types {
[INFO] [stdout] 6  | |         Error, ErrorKind, ResultExt, Result;
[INFO] [stdout] 7  | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/epoll/mod.rs:46:3
[INFO] [stdout]    |
[INFO] [stdout] 46 |   #[inline]
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/epoll/mod.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / lazy_static! {
[INFO] [stdout] 13 | |     static ref NO_INTEREST: EpollEvent = {
[INFO] [stdout] 14 | |         EpollEvent {
[INFO] [stdout] 15 | |             events: EpollEventKind::empty(),
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     };
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/epoll/mod.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / lazy_static! {
[INFO] [stdout] 13 | |     static ref NO_INTEREST: EpollEvent = {
[INFO] [stdout] 14 | |         EpollEvent {
[INFO] [stdout] 15 | |             events: EpollEventKind::empty(),
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     };
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rux v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / error_chain! {
[INFO] [stdout] 5  | |     types {
[INFO] [stdout] 6  | |         Error, ErrorKind, ResultExt, Result;
[INFO] [stdout] 7  | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/handler.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 |   fn on_next(&mut self, In);
[INFO] [stdout]   |                         ^^ help: try naming the parameter or explicitly ignoring it: `_: In`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/mux/handler.rs:150:7
[INFO] [stdout]     |
[INFO] [stdout] 150 |   use super::*;
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / error_chain! {
[INFO] [stdout] 5  | |     types {
[INFO] [stdout] 6  | |         Error, ErrorKind, ResultExt, Result;
[INFO] [stdout] 7  | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/epoll/mod.rs:46:3
[INFO] [stdout]    |
[INFO] [stdout] 46 |   #[inline]
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/epoll/mod.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / lazy_static! {
[INFO] [stdout] 13 | |     static ref NO_INTEREST: EpollEvent = {
[INFO] [stdout] 14 | |         EpollEvent {
[INFO] [stdout] 15 | |             events: EpollEventKind::empty(),
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     };
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/epoll/mod.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / lazy_static! {
[INFO] [stdout] 13 | |     static ref NO_INTEREST: EpollEvent = {
[INFO] [stdout] 14 | |         EpollEvent {
[INFO] [stdout] 15 | |             events: EpollEventKind::empty(),
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     };
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / error_chain! {
[INFO] [stdout] 5  | |     types {
[INFO] [stdout] 6  | |         Error, ErrorKind, ResultExt, Result;
[INFO] [stdout] 7  | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buffer`
[INFO] [stdout]    --> src/buf/tests.rs:268:18
[INFO] [stdout]     |
[INFO] [stdout] 268 |   fn from_buffer(buffer: &mut ByteBuffer) -> Result<Option<MyType>> {
[INFO] [stdout]     |                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: reference to packed field is unaligned
[INFO] [stdout]    --> src/epoll/mod.rs:215:13
[INFO] [stdout]     |
[INFO] [stdout] 215 |     assert!(ev.events.contains(EPOLLIN));
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unaligned_references)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #82523 <https://github.com/rust-lang/rust/issues/82523>
[INFO] [stdout]     = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/examples/buf-c855dfe69efb2027.buf.7e3f5b87-cgu.0.rcgu.o" "/opt/rustwide/target/debug/examples/buf-c855dfe69efb2027.buf.7e3f5b87-cgu.1.rcgu.o" "/opt/rustwide/target/debug/examples/buf-c855dfe69efb2027.buf.7e3f5b87-cgu.10.rcgu.o" "/opt/rustwide/target/debug/examples/buf-c855dfe69efb2027.buf.7e3f5b87-cgu.2.rcgu.o" "/opt/rustwide/target/debug/examples/buf-c855dfe69efb2027.buf.7e3f5b87-cgu.3.rcgu.o" "/opt/rustwide/target/debug/examples/buf-c855dfe69efb2027.buf.7e3f5b87-cgu.4.rcgu.o" "/opt/rustwide/target/debug/examples/buf-c855dfe69efb2027.buf.7e3f5b87-cgu.5.rcgu.o" "/opt/rustwide/target/debug/examples/buf-c855dfe69efb2027.buf.7e3f5b87-cgu.6.rcgu.o" "/opt/rustwide/target/debug/examples/buf-c855dfe69efb2027.buf.7e3f5b87-cgu.7.rcgu.o" "/opt/rustwide/target/debug/examples/buf-c855dfe69efb2027.buf.7e3f5b87-cgu.8.rcgu.o" "/opt/rustwide/target/debug/examples/buf-c855dfe69efb2027.buf.7e3f5b87-cgu.9.rcgu.o" "/opt/rustwide/target/debug/examples/buf-c855dfe69efb2027.5elkeftlnd6b4bp8.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/librux-0130e5276f580618.rlib" "/opt/rustwide/target/debug/deps/liblog-b5fa4ada04273c5e.rlib" "/opt/rustwide/target/debug/deps/liberror_chain-bfb288641e563917.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-dcdcc65af13416db.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-a8ba2d870a4c0ff8.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-27e609617fffd9ba.rlib" "/opt/rustwide/target/debug/deps/libdbghelp-1b8c89a4415b9ce8.rlib" "/opt/rustwide/target/debug/deps/libwinapi-4d42a927084ddbff.rlib" "/opt/rustwide/target/debug/deps/libkernel32-1cb31e1f8a5753d0.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-4fb368957abad32a.rlib" "/opt/rustwide/target/debug/deps/libtime-f64ee0ae00a67823.rlib" "/opt/rustwide/target/debug/deps/libpad-4e2b6c31ef8cfbb9.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-647bdb0e7197caab.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-add3f8dfcf72ad2e.rlib" "/opt/rustwide/target/debug/deps/libslab-e074860ed760e954.rlib" "/opt/rustwide/target/debug/deps/libnix-c02f1382a0085831.rlib" "/opt/rustwide/target/debug/deps/liblibc-91d676c0f1ac80f2.rlib" "/opt/rustwide/target/debug/deps/libvoid-908b01a274af8ae5.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-54fc4b981caf04b1.rlib" "/opt/rustwide/target/debug/deps/libbitflags-a6ea1fc1bd1cf39d.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-29e5e596e889a0aa.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-1b145d9fcdc08832.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-5b037ee6b77e2ff0.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9635a64fca0ebd28.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-a7574eb9bb7a8fc5.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-f5fa1dc334dcaeeb.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-6ee570a898e75ef0.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-afb62f29a0815772.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-a632746535fd9988.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-25acc307bcb1d7b6.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-377721a625f6ace7.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-43c01431c8a4ee6f.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-5f74725679453254.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-2b35d8999819161d.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-a81f2980c3f58cf2.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-57b4679830289815.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-2a6a2797f7a73818.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-0e3656b1fda5fd7b.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-13b419dfbcf9c1f8.rlib" "-Wl,-Bdynamic" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/examples/buf-c855dfe69efb2027" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libbacktrace-dcdcc65af13416db.rlib(backtrace-dcdcc65af13416db.backtrace.255cfb43-cgu.12.rcgu.o): in function `backtrace::symbolize::libbacktrace::init_state::{{closure}}':
[INFO] [stdout]           /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] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libbacktrace-dcdcc65af13416db.rlib(backtrace-dcdcc65af13416db.backtrace.255cfb43-cgu.12.rcgu.o): in function `backtrace::symbolize::libbacktrace::resolve':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:173: undefined reference to `backtrace_pcinfo'
[INFO] [stdout]           /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] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = help: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rux` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/examples/echo-fad1009772148b65.echo.9dfa0a15-cgu.0.rcgu.o" "/opt/rustwide/target/debug/examples/echo-fad1009772148b65.echo.9dfa0a15-cgu.1.rcgu.o" "/opt/rustwide/target/debug/examples/echo-fad1009772148b65.echo.9dfa0a15-cgu.10.rcgu.o" "/opt/rustwide/target/debug/examples/echo-fad1009772148b65.echo.9dfa0a15-cgu.11.rcgu.o" "/opt/rustwide/target/debug/examples/echo-fad1009772148b65.echo.9dfa0a15-cgu.12.rcgu.o" "/opt/rustwide/target/debug/examples/echo-fad1009772148b65.echo.9dfa0a15-cgu.13.rcgu.o" "/opt/rustwide/target/debug/examples/echo-fad1009772148b65.echo.9dfa0a15-cgu.14.rcgu.o" "/opt/rustwide/target/debug/examples/echo-fad1009772148b65.echo.9dfa0a15-cgu.15.rcgu.o" "/opt/rustwide/target/debug/examples/echo-fad1009772148b65.echo.9dfa0a15-cgu.2.rcgu.o" "/opt/rustwide/target/debug/examples/echo-fad1009772148b65.echo.9dfa0a15-cgu.3.rcgu.o" "/opt/rustwide/target/debug/examples/echo-fad1009772148b65.echo.9dfa0a15-cgu.4.rcgu.o" "/opt/rustwide/target/debug/examples/echo-fad1009772148b65.echo.9dfa0a15-cgu.5.rcgu.o" "/opt/rustwide/target/debug/examples/echo-fad1009772148b65.echo.9dfa0a15-cgu.6.rcgu.o" "/opt/rustwide/target/debug/examples/echo-fad1009772148b65.echo.9dfa0a15-cgu.7.rcgu.o" "/opt/rustwide/target/debug/examples/echo-fad1009772148b65.echo.9dfa0a15-cgu.8.rcgu.o" "/opt/rustwide/target/debug/examples/echo-fad1009772148b65.echo.9dfa0a15-cgu.9.rcgu.o" "/opt/rustwide/target/debug/examples/echo-fad1009772148b65.38i9cerbl427p6u4.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libenv_logger-629763cd7d69c849.rlib" "/opt/rustwide/target/debug/deps/libregex-816d72c457641df0.rlib" "/opt/rustwide/target/debug/deps/libutf8_ranges-a505cd05bbdfb81d.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-336a9301e9d8fcde.rlib" "/opt/rustwide/target/debug/deps/libthread_local-d7a4ce4f071b7e53.rlib" "/opt/rustwide/target/debug/deps/libthread_id-7268371eff4669ab.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-252e6711c53290f8.rlib" "/opt/rustwide/target/debug/deps/libmemchr-1dd7bc14c649714d.rlib" "/opt/rustwide/target/debug/deps/librux-0130e5276f580618.rlib" "/opt/rustwide/target/debug/deps/liberror_chain-bfb288641e563917.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-dcdcc65af13416db.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-a8ba2d870a4c0ff8.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-27e609617fffd9ba.rlib" "/opt/rustwide/target/debug/deps/libdbghelp-1b8c89a4415b9ce8.rlib" "/opt/rustwide/target/debug/deps/libwinapi-4d42a927084ddbff.rlib" "/opt/rustwide/target/debug/deps/libkernel32-1cb31e1f8a5753d0.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-4fb368957abad32a.rlib" "/opt/rustwide/target/debug/deps/libtime-f64ee0ae00a67823.rlib" "/opt/rustwide/target/debug/deps/libpad-4e2b6c31ef8cfbb9.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-647bdb0e7197caab.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-add3f8dfcf72ad2e.rlib" "/opt/rustwide/target/debug/deps/libslab-e074860ed760e954.rlib" "/opt/rustwide/target/debug/deps/libnix-c02f1382a0085831.rlib" "/opt/rustwide/target/debug/deps/liblibc-91d676c0f1ac80f2.rlib" "/opt/rustwide/target/debug/deps/libvoid-908b01a274af8ae5.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-54fc4b981caf04b1.rlib" "/opt/rustwide/target/debug/deps/libbitflags-a6ea1fc1bd1cf39d.rlib" "/opt/rustwide/target/debug/deps/liblog-b5fa4ada04273c5e.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-29e5e596e889a0aa.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-1b145d9fcdc08832.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-5b037ee6b77e2ff0.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9635a64fca0ebd28.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-a7574eb9bb7a8fc5.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-f5fa1dc334dcaeeb.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-6ee570a898e75ef0.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-afb62f29a0815772.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-a632746535fd9988.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-25acc307bcb1d7b6.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-377721a625f6ace7.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-43c01431c8a4ee6f.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-5f74725679453254.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-2b35d8999819161d.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-a81f2980c3f58cf2.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-57b4679830289815.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-2a6a2797f7a73818.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-0e3656b1fda5fd7b.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-13b419dfbcf9c1f8.rlib" "-Wl,-Bdynamic" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/examples/echo-fad1009772148b65" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libbacktrace-dcdcc65af13416db.rlib(backtrace-dcdcc65af13416db.backtrace.255cfb43-cgu.12.rcgu.o): in function `backtrace::symbolize::libbacktrace::init_state::{{closure}}':
[INFO] [stdout]           /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] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libbacktrace-dcdcc65af13416db.rlib(backtrace-dcdcc65af13416db.backtrace.255cfb43-cgu.12.rcgu.o): in function `backtrace::symbolize::libbacktrace::resolve':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:173: undefined reference to `backtrace_pcinfo'
[INFO] [stdout]           /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] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = help: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/rux-0a6c6a0e469eb85e.rux.fd6556bc-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rux-0a6c6a0e469eb85e.rux.fd6556bc-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rux-0a6c6a0e469eb85e.rux.fd6556bc-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rux-0a6c6a0e469eb85e.rux.fd6556bc-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rux-0a6c6a0e469eb85e.rux.fd6556bc-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rux-0a6c6a0e469eb85e.rux.fd6556bc-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rux-0a6c6a0e469eb85e.rux.fd6556bc-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rux-0a6c6a0e469eb85e.rux.fd6556bc-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rux-0a6c6a0e469eb85e.rux.fd6556bc-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rux-0a6c6a0e469eb85e.rux.fd6556bc-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rux-0a6c6a0e469eb85e.rux.fd6556bc-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rux-0a6c6a0e469eb85e.rux.fd6556bc-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rux-0a6c6a0e469eb85e.rux.fd6556bc-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rux-0a6c6a0e469eb85e.rux.fd6556bc-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rux-0a6c6a0e469eb85e.rux.fd6556bc-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rux-0a6c6a0e469eb85e.rux.fd6556bc-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/rux-0a6c6a0e469eb85e.2nyrqdakap1qecps.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-ea87b6c2fe761216.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-91b9e0d063734789.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-2ddfc09cde4cdc0c.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-d066e6f50a258123.rlib" "/opt/rustwide/target/debug/deps/liblog-b5fa4ada04273c5e.rlib" "/opt/rustwide/target/debug/deps/liberror_chain-bfb288641e563917.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-dcdcc65af13416db.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-a8ba2d870a4c0ff8.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-27e609617fffd9ba.rlib" "/opt/rustwide/target/debug/deps/libdbghelp-1b8c89a4415b9ce8.rlib" "/opt/rustwide/target/debug/deps/libwinapi-4d42a927084ddbff.rlib" "/opt/rustwide/target/debug/deps/libkernel32-1cb31e1f8a5753d0.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-4fb368957abad32a.rlib" "/opt/rustwide/target/debug/deps/libtime-f64ee0ae00a67823.rlib" "/opt/rustwide/target/debug/deps/libpad-4e2b6c31ef8cfbb9.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-647bdb0e7197caab.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-add3f8dfcf72ad2e.rlib" "/opt/rustwide/target/debug/deps/libslab-e074860ed760e954.rlib" "/opt/rustwide/target/debug/deps/libnix-c02f1382a0085831.rlib" "/opt/rustwide/target/debug/deps/liblibc-91d676c0f1ac80f2.rlib" "/opt/rustwide/target/debug/deps/libvoid-908b01a274af8ae5.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-54fc4b981caf04b1.rlib" "/opt/rustwide/target/debug/deps/libbitflags-a6ea1fc1bd1cf39d.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-29e5e596e889a0aa.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-1b145d9fcdc08832.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-5b037ee6b77e2ff0.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9635a64fca0ebd28.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-a7574eb9bb7a8fc5.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-f5fa1dc334dcaeeb.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-6ee570a898e75ef0.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-afb62f29a0815772.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-a632746535fd9988.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-25acc307bcb1d7b6.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-377721a625f6ace7.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-43c01431c8a4ee6f.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-5f74725679453254.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-2b35d8999819161d.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-a81f2980c3f58cf2.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-57b4679830289815.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-2a6a2797f7a73818.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-0e3656b1fda5fd7b.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-13b419dfbcf9c1f8.rlib" "-Wl,-Bdynamic" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/rux-0a6c6a0e469eb85e" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libbacktrace-dcdcc65af13416db.rlib(backtrace-dcdcc65af13416db.backtrace.255cfb43-cgu.12.rcgu.o): in function `backtrace::symbolize::libbacktrace::init_state::{{closure}}':
[INFO] [stdout]           /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] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libbacktrace-dcdcc65af13416db.rlib(backtrace-dcdcc65af13416db.backtrace.255cfb43-cgu.12.rcgu.o): in function `backtrace::symbolize::libbacktrace::resolve':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:173: undefined reference to `backtrace_pcinfo'
[INFO] [stdout]           /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] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = help: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "92dcef32464f349c84a08fa24beb6249887fb7d457d93ee72cdeeb44140e4afc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92dcef32464f349c84a08fa24beb6249887fb7d457d93ee72cdeeb44140e4afc", kill_on_drop: false }`
[INFO] [stdout] 92dcef32464f349c84a08fa24beb6249887fb7d457d93ee72cdeeb44140e4afc