[INFO] fetching crate transit 0.3.0...
[INFO] testing transit-0.3.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate transit 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate transit 0.3.0
[INFO] finished tweaking crates.io crate transit 0.3.0
[INFO] tweaked toml for crates.io crate transit 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate transit 0.3.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 24 packages to latest compatible versions
[INFO] [stderr]       Adding serde_codegen v0.8.9 (available: v0.8.23)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 738c01635b61a7504522dc9ac58a463a1a9f683d4ea53301b2ca46c988d62080
[INFO] running `Command { std: "docker" "start" "-a" "738c01635b61a7504522dc9ac58a463a1a9f683d4ea53301b2ca46c988d62080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "738c01635b61a7504522dc9ac58a463a1a9f683d4ea53301b2ca46c988d62080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "738c01635b61a7504522dc9ac58a463a1a9f683d4ea53301b2ca46c988d62080", kill_on_drop: false }`
[INFO] [stdout] 738c01635b61a7504522dc9ac58a463a1a9f683d4ea53301b2ca46c988d62080
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b62b80155f55020d8862c242a811e1ae9eedaa47529b32e58677534652619cbe
[INFO] running `Command { std: "docker" "start" "-a" "b62b80155f55020d8862c242a811e1ae9eedaa47529b32e58677534652619cbe", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling transit v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]    --> src/udp/mod.rs:130:86
[INFO] [stdout]     |
[INFO] [stdout] 130 |     pub fn recv_from<T>(&mut self) -> Result<(T, SocketAddr), TransitError> where T: Deserialize {
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^ expected named lifetime parameter
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information on higher-ranked polymorphism, visit https://doc.rust-lang.org/nomicon/hrtb.html
[INFO] [stdout] help: consider making the bound lifetime-generic with a new `'a` lifetime
[INFO] [stdout]     |
[INFO] [stdout] 130 |     pub fn recv_from<T>(&mut self) -> Result<(T, SocketAddr), TransitError> where T: for<'a> Deserialize<'a> {
[INFO] [stdout]     |                                                                                      +++++++            ++++
[INFO] [stdout] help: consider making the bound lifetime-generic with a new `'a` lifetime
[INFO] [stdout]     |
[INFO] [stdout] 130 |     pub fn recv_from<T>(&mut self) -> Result<(T, SocketAddr), TransitError> where for<'a> T: Deserialize<'a> {
[INFO] [stdout]     |                                                                                   +++++++               ++++
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]     |
[INFO] [stdout] 130 |     pub fn recv_from<'a, T>(&mut self) -> Result<(T, SocketAddr), TransitError> where T: Deserialize<'a> {
[INFO] [stdout]     |                      +++                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]    --> src/udp/mod.rs:191:76
[INFO] [stdout]     |
[INFO] [stdout] 191 | fn deserialize<R, T>(_buf: R) -> Result<T, TransitError> where R: Read, T: Deserialize {
[INFO] [stdout]     |                                                                            ^^^^^^^^^^^ expected named lifetime parameter
[INFO] [stdout]     |
[INFO] [stdout] help: consider making the bound lifetime-generic with a new `'a` lifetime
[INFO] [stdout]     |
[INFO] [stdout] 191 | fn deserialize<R, T>(_buf: R) -> Result<T, TransitError> where R: Read, T: for<'a> Deserialize<'a> {
[INFO] [stdout]     |                                                                            +++++++            ++++
[INFO] [stdout] help: consider making the bound lifetime-generic with a new `'a` lifetime
[INFO] [stdout]     |
[INFO] [stdout] 191 | fn deserialize<R, T>(_buf: R) -> Result<T, TransitError> where R: Read, for<'a> T: Deserialize<'a> {
[INFO] [stdout]     |                                                                         +++++++               ++++
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]     |
[INFO] [stdout] 191 | fn deserialize<'a, R, T>(_buf: R) -> Result<T, TransitError> where R: Read, T: Deserialize<'a> {
[INFO] [stdout]     |                +++                                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![feature(test)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/udp/mod.rs:120:22
[INFO] [stdout]     |
[INFO] [stdout] 120 |         let socket = try!(UdpSocket::bind(addr));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/udp/mod.rs:131:25
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let (n, addr) = try!(self.socket.recv_from(&mut self.buffer));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/udp/mod.rs:132:20
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let data = try!(deserialize(&self.buffer[..n]));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/udp/mod.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |         try!(self.socket.send_to(&self.buffer[..n], addr));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/udp/mod.rs:141:13
[INFO] [stdout]     |
[INFO] [stdout] 141 |             try!(serialize(&mut buf, pkt));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/udp/mod.rs:149:20
[INFO] [stdout]     |
[INFO] [stdout] 149 |         let addr = try!(self.socket.local_addr());
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/udp/mod.rs:215:17
[INFO] [stdout]     |
[INFO] [stdout] 215 |         let n = try!(self.writer.write(buf));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/udp/mod.rs:24:32
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub type UnderlyingError = Box<Error + Send + Sync>;
[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] 24 | pub type UnderlyingError = Box<dyn Error + Send + Sync>;
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/udp/mod.rs:43:32
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn cause(&self) -> Option<&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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]    |                                +++
[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/udp/mod.rs:36:51
[INFO] [stdout]    |
[INFO] [stdout] 36 |             TransitError::IoError(ref err) => err.description(),
[INFO] [stdout]    |                                                   ^^^^^^^^^^^
[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/udp/mod.rs:37:58
[INFO] [stdout]    |
[INFO] [stdout] 37 |             TransitError::SerializeError(ref err) => err.description(),
[INFO] [stdout]    |                                                          ^^^^^^^^^^^
[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/udp/mod.rs:38:60
[INFO] [stdout]    |
[INFO] [stdout] 38 |             TransitError::DeserializeError(ref err) => err.description(),
[INFO] [stdout]    |                                                            ^^^^^^^^^^^
[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/udp/mod.rs:39:49
[INFO] [stdout]    |
[INFO] [stdout] 39 |             TransitError::Error(ref err) => err.description(),
[INFO] [stdout]    |                                                 ^^^^^^^^^^^
[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/udp/mod.rs:45:51
[INFO] [stdout]    |
[INFO] [stdout] 45 |             TransitError::IoError(ref err) => err.cause(),
[INFO] [stdout]    |                                                   ^^^^^
[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/udp/mod.rs:46:58
[INFO] [stdout]    |
[INFO] [stdout] 46 |             TransitError::SerializeError(ref err) => err.cause(),
[INFO] [stdout]    |                                                          ^^^^^
[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/udp/mod.rs:47:60
[INFO] [stdout]    |
[INFO] [stdout] 47 |             TransitError::DeserializeError(ref err) => err.cause(),
[INFO] [stdout]    |                                                            ^^^^^
[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/udp/mod.rs:48:49
[INFO] [stdout]    |
[INFO] [stdout] 48 |             TransitError::Error(ref err) => err.cause(),
[INFO] [stdout]    |                                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0106, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0106`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `transit` (lib) due to 3 previous errors; 17 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "b62b80155f55020d8862c242a811e1ae9eedaa47529b32e58677534652619cbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b62b80155f55020d8862c242a811e1ae9eedaa47529b32e58677534652619cbe", kill_on_drop: false }`
[INFO] [stdout] b62b80155f55020d8862c242a811e1ae9eedaa47529b32e58677534652619cbe
