[INFO] cloning repository https://github.com/silvadanilo/rust-proxy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/silvadanilo/rust-proxy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilvadanilo%2Frust-proxy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilvadanilo%2Frust-proxy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 810c3eda6468e30c26e2e93b8a609147c9cfc51a
[INFO] testing silvadanilo/rust-proxy against 1.100.0-beta.1 for beta-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilvadanilo%2Frust-proxy" "/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/silvadanilo/rust-proxy
[INFO] finished tweaking git repo https://github.com/silvadanilo/rust-proxy
[INFO] tweaked toml for git repo https://github.com/silvadanilo/rust-proxy written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/silvadanilo/rust-proxy on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/silvadanilo/rust-proxy 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `proxy` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 155295c1b3bbeb1ad6e877ae2759869c063b306dbdb8b602bafde62265282b18
[INFO] running `Command { std: "docker" "start" "155295c1b3bbeb1ad6e877ae2759869c063b306dbdb8b602bafde62265282b18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "155295c1b3bbeb1ad6e877ae2759869c063b306dbdb8b602bafde62265282b18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "155295c1b3bbeb1ad6e877ae2759869c063b306dbdb8b602bafde62265282b18" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "155295c1b3bbeb1ad6e877ae2759869c063b306dbdb8b602bafde62265282b18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "155295c1b3bbeb1ad6e877ae2759869c063b306dbdb8b602bafde62265282b18" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `proxy` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.20
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling cfg-if v0.1.0
[INFO] [stderr]    Compiling lazycell v0.4.0
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling scoped-tls v0.1.0
[INFO] [stderr]    Compiling regex-syntax v0.4.0
[INFO] [stderr]    Compiling smallvec v0.2.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling take v0.1.0
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling futures v0.1.10
[INFO] [stderr]    Compiling net2 v0.2.26
[INFO] [stderr]    Compiling thread-id v3.0.0
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling aho-corasick v0.6.2
[INFO] [stderr]    Compiling thread_local v0.3.2
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling mio v0.6.4
[INFO] [stderr]    Compiling regex v0.2.1
[INFO] [stderr]    Compiling tokio-core v0.1.4
[INFO] [stderr]    Compiling tokio-proto v0.1.0
[INFO] [stderr]    Compiling env_logger v0.4.0
[INFO] [stderr]    Compiling tokio-line v0.1.0 (https://github.com/tokio-rs/tokio-line#482614ae)
[INFO] [stderr]    Compiling proxy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::LogLevel`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use log::LogLevel;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `NotReady` and `Ready`
[INFO] [stdout]   --> src/main.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 | use futures::Async::{NotReady, Ready};
[INFO] [stdout]    |                      ^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FutureResult`, `loop_fn`, and `ok`
[INFO] [stdout]   --> src/main.rs:13:23
[INFO] [stdout]    |
[INFO] [stdout] 13 | use futures::future::{ok, loop_fn, Future, FutureResult, Loop};
[INFO] [stdout]    |                       ^^  ^^^^^^^          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::sync::mpsc::UnboundedReceiver`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use futures::sync::mpsc::UnboundedReceiver;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `finished`
[INFO] [stdout]   --> src/main.rs:16:15
[INFO] [stdout]    |
[INFO] [stdout] 16 | use futures::{finished, Stream, Sink, stream};
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::borrow::Borrow;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::env;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read` and `Write`
[INFO] [stdout]   --> src/main.rs:21:15
[INFO] [stdout]    |
[INFO] [stdout] 21 | use std::io::{Read, Write, ErrorKind};
[INFO] [stdout]    |               ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::net::SocketAddr`
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use std::net::SocketAddr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `str`
[INFO] [stdout]   --> src/main.rs:24:15
[INFO] [stdout]    |
[INFO] [stdout] 24 | use std::{io, str};
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Codec`, `EasyBuf`, and `Framed`
[INFO] [stdout]   --> src/main.rs:25:26
[INFO] [stdout]    |
[INFO] [stdout] 25 | use tokio_core::io::{Io, Codec, EasyBuf, Framed};
[INFO] [stdout]    |                          ^^^^^  ^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/main.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 125 |         ;
[INFO] [stdout]     |         ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:84:10
[INFO] [stdout]    |
[INFO] [stdout] 84 | ) -> Box<Future<Item = (), Error = io::Error>> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 84 | ) -> Box<dyn Future<Item = (), Error = io::Error>> {
[INFO] [stdout]    |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:59:65
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn broadcast<E: 'static>(&self, message: String) -> Box<Future<Item = (), Error = E>> {
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn broadcast<E: 'static>(&self, message: String) -> Box<dyn Future<Item = (), Error = E>> {
[INFO] [stdout]    |                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `!: From<()>` is not satisfied
[INFO] [stdout]    --> src/main.rs:116:14
[INFO] [stdout]     |
[INFO] [stdout] 116 |             .fold(sender, |sender, msg| {
[INFO] [stdout]     |              ^^^^ the trait `From<()>` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout] note: the method call chain might not have had the expected associated types
[INFO] [stdout]    --> src/main.rs:115:14
[INFO] [stdout]     |
[INFO] [stdout] 114 |         let writer = rx
[INFO] [stdout]     |                      -- this expression has type `Receiver<String>`
[INFO] [stdout] 115 |             .map_err(|()| unreachable!("rx can't fail"))
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `Stream::Error` is `!` here
[INFO] [stdout] note: required by a bound in `futures::Stream::fold`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.10/src/stream/mod.rs:558:28
[INFO] [stdout]     |
[INFO] [stdout] 156 | pub trait Stream {
[INFO] [stdout] ...
[INFO] [stdout] 555 |     fn fold<F, T, Fut>(self, init: T, f: F) -> Fold<Self, F, Fut, T>
[INFO] [stdout] ...
[INFO] [stdout] 558 |               Self::Error: From<Fut::Error>,
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^ required by this bound in `Stream::fold`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `!: From<()>` is not satisfied
[INFO] [stdout]    --> src/main.rs:114:22
[INFO] [stdout]     |
[INFO] [stdout] 114 |           let writer = rx
[INFO] [stdout]     |  ______________________^
[INFO] [stdout] 115 | |             .map_err(|()| unreachable!("rx can't fail"))
[INFO] [stdout] 116 | |             .fold(sender, |sender, msg| {
[INFO] [stdout] 117 | |                 sender.send(msg).map_err(|_| ())
[INFO] [stdout] ...   |
[INFO] [stdout] 120 | |                 Ok(())
[INFO] [stdout] 121 | |             })
[INFO] [stdout]     | |______________^ the trait `From<()>` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `futures::Future` is conditionally implemented for `Fold<S, F, Fut, T>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.10/src/stream/fold.rs:40:1
[INFO] [stdout]     |
[INFO] [stdout]  40 | / impl<S, F, Fut, T> Future for Fold<S, F, Fut, T>
[INFO] [stdout]  41 | |     where S: Stream,
[INFO] [stdout]  42 | |           F: FnMut(T, S::Item) -> Fut,
[INFO] [stdout]  43 | |           Fut: IntoFuture<Item = T>,
[INFO] [stdout]  44 | |           S::Error: From<Fut::Error>,
[INFO] [stdout]     | |_____________________----------------^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       unsatisfied requirement introduced here: `<MapErr<Receiver<String>, {closure@...}> as Stream>::Error: From<_>`
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout]     = note: required for `Fold<MapErr<Receiver<String>, {closure@...}>, {closure@...}, _, _>` to implement `futures::Future`
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/build/proxy/d19079f405cec522/out/proxy.long-type-18122396279564716914.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `!: From<()>` is not satisfied
[INFO] [stdout]    --> src/main.rs:119:14
[INFO] [stdout]     |
[INFO] [stdout] 119 |             .map(|_| -> Result<(), ()> {
[INFO] [stdout]     |              ^^^ the trait `From<()>` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `futures::Future` is conditionally implemented for `Fold<S, F, Fut, T>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.10/src/stream/fold.rs:40:1
[INFO] [stdout]     |
[INFO] [stdout]  40 | / impl<S, F, Fut, T> Future for Fold<S, F, Fut, T>
[INFO] [stdout]  41 | |     where S: Stream,
[INFO] [stdout]  42 | |           F: FnMut(T, S::Item) -> Fut,
[INFO] [stdout]  43 | |           Fut: IntoFuture<Item = T>,
[INFO] [stdout]  44 | |           S::Error: From<Fut::Error>,
[INFO] [stdout]     | |_____________________----------------^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       unsatisfied requirement introduced here: `<MapErr<Receiver<String>, {closure@...}> as Stream>::Error: From<_>`
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout]     = note: required for `Fold<MapErr<Receiver<String>, {closure@...}>, {closure@...}, _, _>` to implement `futures::Future`
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/build/proxy/d19079f405cec522/out/proxy.long-type-18122396279564716914.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/main.rs:216:5
[INFO] [stdout]     |
[INFO] [stdout] 213 |     return;
[INFO] [stdout]     |     ------ any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 216 |     let clients = ConnectedClients::new();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proxy` (bin "proxy") due to 3 previous errors; 16 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "155295c1b3bbeb1ad6e877ae2759869c063b306dbdb8b602bafde62265282b18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "155295c1b3bbeb1ad6e877ae2759869c063b306dbdb8b602bafde62265282b18", kill_on_drop: false }`
[INFO] [stdout] 155295c1b3bbeb1ad6e877ae2759869c063b306dbdb8b602bafde62265282b18
