[INFO] cloning repository https://github.com/ernestrc/rux
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ernestrc/rux" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fernestrc%2Frux", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fernestrc%2Frux'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7ad3feb3de7fec8889a04560de04c5ab42016dd0
[INFO] testing ernestrc/rux against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fernestrc%2Frux" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[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-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ernestrc/rux on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ernestrc/rux already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8ce984c39dfd15e22eda32ed429db2131c881ee7be22acc4c0d6f93de9be4af
[INFO] running `Command { std: "docker" "start" "-a" "b8ce984c39dfd15e22eda32ed429db2131c881ee7be22acc4c0d6f93de9be4af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8ce984c39dfd15e22eda32ed429db2131c881ee7be22acc4c0d6f93de9be4af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8ce984c39dfd15e22eda32ed429db2131c881ee7be22acc4c0d6f93de9be4af", kill_on_drop: false }`
[INFO] [stdout] b8ce984c39dfd15e22eda32ed429db2131c881ee7be22acc4c0d6f93de9be4af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 220543e3a642c5226b3ef9af3d09b706973d217c23211caa6febb4d1408bf043
[INFO] running `Command { std: "docker" "start" "-a" "220543e3a642c5226b3ef9af3d09b706973d217c23211caa6febb4d1408bf043", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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 cfg-if v0.1.0
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.3
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling unicode-width v0.1.3
[INFO] [stderr]    Compiling void v1.0.2
[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 kernel32-sys v0.2.2
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[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 aho-corasick v0.5.3
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling time v0.1.35
[INFO] [stderr]    Compiling backtrace-sys v0.1.5
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling nix v0.7.0
[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]   = 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]   = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `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] ...  |
[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` which comes from the expansion of the macro `error_chain` (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 `Once::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` which comes from the expansion of the macro `lazy_static` (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 `Once::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` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]   --> src/epoll/mod.rs:46:3
[INFO] [stdout]    |
[INFO] [stdout] 46 |   #[inline]
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout]    |
[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]    = help: `#[inline]` can be applied to functions, inherent methods, provided trait methods, trait methods in impl blocks, and closures
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `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] ...  |
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.66s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.4.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "220543e3a642c5226b3ef9af3d09b706973d217c23211caa6febb4d1408bf043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "220543e3a642c5226b3ef9af3d09b706973d217c23211caa6febb4d1408bf043", kill_on_drop: false }`
[INFO] [stdout] 220543e3a642c5226b3ef9af3d09b706973d217c23211caa6febb4d1408bf043
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 882b46f4081d3e17670955c058aede34a9f1ee7e09d4e9b04d593eaf687e1552
[INFO] running `Command { std: "docker" "start" "-a" "882b46f4081d3e17670955c058aede34a9f1ee7e09d4e9b04d593eaf687e1552", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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]   = 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]   = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rux v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `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] ...  |
[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` which comes from the expansion of the macro `error_chain` (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 `Once::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` which comes from the expansion of the macro `lazy_static` (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 `Once::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` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]   --> src/epoll/mod.rs:46:3
[INFO] [stdout]    |
[INFO] [stdout] 46 |   #[inline]
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout]    |
[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]    = help: `#[inline]` can be applied to functions, inherent methods, provided trait methods, trait methods in impl blocks, and closures
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `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] ...  |
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[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]   = 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]   = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `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] ...  |
[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` which comes from the expansion of the macro `error_chain` (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 `Once::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` which comes from the expansion of the macro `lazy_static` (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 `Once::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` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]   --> src/epoll/mod.rs:46:3
[INFO] [stdout]    |
[INFO] [stdout] 46 |   #[inline]
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout]    |
[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]    = help: `#[inline]` can be applied to functions, inherent methods, provided trait methods, trait methods in impl blocks, and closures
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `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] ...  |
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/tmp/rustcboWw6G/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{librux-6b960488120aa9dd,liblog-f7a7a1311ad65232,liberror_chain-cd4c0916f89d1b13,libbacktrace-b9ce6e2d24ee96ca,libbacktrace_sys-b6a70749c0dc3b73,librustc_demangle-13bb22776e413771,libdbghelp-457e50b5266efe3d,libwinapi-e1beefff320467f9,libkernel32-d370b2fe0f0c1cc6,liblazy_static-fc7f4579633cc0c4,libtime-8116e8746ee2f7fa,libpad-7214688c105e5505,libunicode_width-d15c517900e01f4e,libnum_cpus-b3381566a9ee5782,libslab-08124e4f2774fb67,libnix-f75560bdf2e87db5,liblibc-8be6750ffbc111a3,libvoid-c8c62e9ffd6f4978,libcfg_if-3bbe1df86a2e45bb,libbitflags-a0b0a60a76dfff95}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustcboWw6G/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/examples/buf-b6b5387a4a2bbaeb" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: undefined symbol: backtrace_create_state
[INFO] [stdout]           >>> referenced by libbacktrace.rs:156 (src/symbolize/libbacktrace.rs:156)
[INFO] [stdout]           >>>               backtrace-b9ce6e2d24ee96ca.backtrace.aeccb429174215c9-cgu.1.rcgu.o:(backtrace::symbolize::libbacktrace::init_state::_$u7b$$u7b$closure$u7d$$u7d$::h3c9a570c53c62b6a) in archive /opt/rustwide/target/debug/deps/libbacktrace-b9ce6e2d24ee96ca.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: backtrace_pcinfo
[INFO] [stdout]           >>> referenced by libbacktrace.rs:173 (src/symbolize/libbacktrace.rs:173)
[INFO] [stdout]           >>>               backtrace-b9ce6e2d24ee96ca.backtrace.aeccb429174215c9-cgu.1.rcgu.o:(backtrace::symbolize::libbacktrace::resolve::hca62c0aa58422036) in archive /opt/rustwide/target/debug/deps/libbacktrace-b9ce6e2d24ee96ca.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: backtrace_syminfo
[INFO] [stdout]           >>> referenced by libbacktrace.rs:177 (src/symbolize/libbacktrace.rs:177)
[INFO] [stdout]           >>>               backtrace-b9ce6e2d24ee96ca.backtrace.aeccb429174215c9-cgu.1.rcgu.o:(backtrace::symbolize::libbacktrace::resolve::hca62c0aa58422036) in archive /opt/rustwide/target/debug/deps/libbacktrace-b9ce6e2d24ee96ca.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rux` (example "buf") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0793]: 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: packed structs are only aligned by one byte, and many modern architectures penalize unaligned field accesses
[INFO] [stdout]     = note: creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout]     = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers)
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0793`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rux` (lib test) due to 1 previous error; 8 warnings emitted
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/tmp/rustc8QI9x2/symbols.o" "<4 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libenv_logger-0cc3572848419015,libregex-e529c3f5af50ece5,libutf8_ranges-95950487d995d2f0,libregex_syntax-0d2685fac6efdcc7,libthread_local-0145a76d83e2b12b,libthread_id-4d8018ec87a4dceb,libaho_corasick-d5fa860dd2f8cb56,libmemchr-865e7461ea19ce99,librux-6b960488120aa9dd,liberror_chain-cd4c0916f89d1b13,libbacktrace-b9ce6e2d24ee96ca,libbacktrace_sys-b6a70749c0dc3b73,librustc_demangle-13bb22776e413771,libdbghelp-457e50b5266efe3d,libwinapi-e1beefff320467f9,libkernel32-d370b2fe0f0c1cc6,liblazy_static-fc7f4579633cc0c4,libtime-8116e8746ee2f7fa,libpad-7214688c105e5505,libunicode_width-d15c517900e01f4e,libnum_cpus-b3381566a9ee5782,libslab-08124e4f2774fb67,libnix-f75560bdf2e87db5,liblibc-8be6750ffbc111a3,libvoid-c8c62e9ffd6f4978,libcfg_if-3bbe1df86a2e45bb,libbitflags-a0b0a60a76dfff95,liblog-f7a7a1311ad65232}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustc8QI9x2/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/examples/echo-f9e68ca78a4b1047" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: undefined symbol: backtrace_create_state
[INFO] [stdout]           >>> referenced by libbacktrace.rs:156 (src/symbolize/libbacktrace.rs:156)
[INFO] [stdout]           >>>               backtrace-b9ce6e2d24ee96ca.backtrace.aeccb429174215c9-cgu.1.rcgu.o:(backtrace::symbolize::libbacktrace::init_state::_$u7b$$u7b$closure$u7d$$u7d$::h3c9a570c53c62b6a) in archive /opt/rustwide/target/debug/deps/libbacktrace-b9ce6e2d24ee96ca.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: backtrace_pcinfo
[INFO] [stdout]           >>> referenced by libbacktrace.rs:173 (src/symbolize/libbacktrace.rs:173)
[INFO] [stdout]           >>>               backtrace-b9ce6e2d24ee96ca.backtrace.aeccb429174215c9-cgu.1.rcgu.o:(backtrace::symbolize::libbacktrace::resolve::hca62c0aa58422036) in archive /opt/rustwide/target/debug/deps/libbacktrace-b9ce6e2d24ee96ca.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: backtrace_syminfo
[INFO] [stdout]           >>> referenced by libbacktrace.rs:177 (src/symbolize/libbacktrace.rs:177)
[INFO] [stdout]           >>>               backtrace-b9ce6e2d24ee96ca.backtrace.aeccb429174215c9-cgu.1.rcgu.o:(backtrace::symbolize::libbacktrace::resolve::hca62c0aa58422036) in archive /opt/rustwide/target/debug/deps/libbacktrace-b9ce6e2d24ee96ca.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rux` (example "echo") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "882b46f4081d3e17670955c058aede34a9f1ee7e09d4e9b04d593eaf687e1552", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "882b46f4081d3e17670955c058aede34a9f1ee7e09d4e9b04d593eaf687e1552", kill_on_drop: false }`
[INFO] [stdout] 882b46f4081d3e17670955c058aede34a9f1ee7e09d4e9b04d593eaf687e1552