[INFO] fetching crate rabbiteer 1.4.1...
[INFO] testing rabbiteer-1.4.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate rabbiteer 1.4.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate rabbiteer 1.4.1
[INFO] finished tweaking crates.io crate rabbiteer 1.4.1
[INFO] tweaked toml for crates.io crate rabbiteer 1.4.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rabbiteer 1.4.1 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 60 packages to latest compatible versions
[INFO] [stderr]       Adding clap v2.34.0 (available: v4.5.51)
[INFO] [stderr]       Adding conduit-mime-types v0.7.3 (available: v0.8.0)
[INFO] [stderr]       Adding rand v0.5.6 (available: v0.9.2)
[INFO] [stderr]       Adding url v1.7.2 (available: v2.5.7)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fcf11497eac2d4d107eb78e3972c3a3db6764f55e272ca0224291e02c6d80fd5
[INFO] running `Command { std: "docker" "start" "-a" "fcf11497eac2d4d107eb78e3972c3a3db6764f55e272ca0224291e02c6d80fd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcf11497eac2d4d107eb78e3972c3a3db6764f55e272ca0224291e02c6d80fd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcf11497eac2d4d107eb78e3972c3a3db6764f55e272ca0224291e02c6d80fd5", kill_on_drop: false }`
[INFO] [stdout] fcf11497eac2d4d107eb78e3972c3a3db6764f55e272ca0224291e02c6d80fd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2523f8d5e4ffcc294c3cf5da7d6939a36e81a3d2df5af8e56367711c5bfee44b
[INFO] running `Command { std: "docker" "start" "-a" "2523f8d5e4ffcc294c3cf5da7d6939a36e81a3d2df5af8e56367711c5bfee44b", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling tinyvec v1.10.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling unicode-normalization v0.1.25
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling bit-vec v0.4.4
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling conduit-mime-types v0.7.3
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling amq-proto v0.1.0
[INFO] [stderr]    Compiling amqp v0.1.3
[INFO] [stderr]    Compiling rabbiteer v1.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find derive macro `RustcEncodable` in this scope
[INFO] [stdout]  --> src/output.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[derive(RustcEncodable)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `RustcEncodable` in this scope
[INFO] [stdout]   --> src/output.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[derive(RustcEncodable)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `RustcEncodable` in this scope
[INFO] [stdout]   --> src/output.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 | #[derive(RustcEncodable)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/client.rs:19:21
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub reader: Box<io::Read>,
[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] 19 |     pub reader: Box<dyn io::Read>,
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/client.rs:24:22
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub type ReceiveCb = FnMut(&mut Channel, Deliver, BasicProperties, Vec<u8>) -> Result<(), RbtError> + Send;
[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] 24 | pub type ReceiveCb = dyn FnMut(&mut Channel, Deliver, BasicProperties, Vec<u8>) -> Result<(), RbtError> + Send;
[INFO] [stdout]    |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:186:56
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn if_differs(opt:Option<&str>, def:&str, set:&mut FnMut(String) -> ()) {
[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] 186 |     fn if_differs(opt:Option<&str>, def:&str, set:&mut dyn FnMut(String) -> ()) {
[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/client.rs:108:28
[INFO] [stdout]     |
[INFO] [stdout] 108 |                     if err.description() == "timed out waiting on channel".to_string() {
[INFO] [stdout]     |                            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Msg: Encodable` is not satisfied
[INFO] [stdout]    --> src/output.rs:66:39
[INFO] [stdout]     |
[INFO] [stdout]  66 |         let js = json::as_pretty_json(&msg);
[INFO] [stdout]     |                  -------------------- ^^^^ unsatisfied trait bound
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `Encodable` is not implemented for `Msg`
[INFO] [stdout]    --> src/output.rs:24:1
[INFO] [stdout]     |
[INFO] [stdout]  24 | struct Msg {
[INFO] [stdout]     | ^^^^^^^^^^
[INFO] [stdout]     = help: the following other types implement trait `Encodable`:
[INFO] [stdout]               &'a T
[INFO] [stdout]               ()
[INFO] [stdout]               (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11)
[INFO] [stdout]               (T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11)
[INFO] [stdout]               (T10, T11)
[INFO] [stdout]               (T11,)
[INFO] [stdout]               (T2, T3, T4, T5, T6, T7, T8, T9, T10, T11)
[INFO] [stdout]               (T3, T4, T5, T6, T7, T8, T9, T10, T11)
[INFO] [stdout]             and 75 others
[INFO] [stdout] note: required by a bound in `as_pretty_json`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.3.25/src/json.rs:953:26
[INFO] [stdout]     |
[INFO] [stdout] 953 | pub fn as_pretty_json<T: Encodable>(t: &T) -> AsPrettyJson<T> {
[INFO] [stdout]     |                          ^^^^^^^^^ required by this bound in `as_pretty_json`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `to_string` exists for struct `AsPrettyJson<'_, Msg>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/output.rs:69:15
[INFO] [stdout]     |
[INFO] [stdout]  69 |         Ok(js.to_string().as_bytes().to_owned())
[INFO] [stdout]     |               ^^^^^^^^^ method cannot be called on `AsPrettyJson<'_, Msg>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.3.25/src/json.rs:278:1
[INFO] [stdout]     |
[INFO] [stdout] 278 | pub struct AsPrettyJson<'a, T: 'a> { inner: &'a T, indent: Option<u32> }
[INFO] [stdout]     | ---------------------------------- doesn't satisfy `AsPrettyJson<'_, Msg>: ToString` or `AsPrettyJson<'_, Msg>: std::fmt::Display`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `AsPrettyJson<'_, Msg>: std::fmt::Display`
[INFO] [stdout]             which is required by `AsPrettyJson<'_, Msg>: ToString`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/publish.rs:30:21
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let reader: Box<io::Read> = match file.as_ref() {
[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] 30 |     let reader: Box<dyn io::Read> = match file.as_ref() {
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rabbiteer` (bin "rabbiteer") due to 5 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "2523f8d5e4ffcc294c3cf5da7d6939a36e81a3d2df5af8e56367711c5bfee44b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2523f8d5e4ffcc294c3cf5da7d6939a36e81a3d2df5af8e56367711c5bfee44b", kill_on_drop: false }`
[INFO] [stdout] 2523f8d5e4ffcc294c3cf5da7d6939a36e81a3d2df5af8e56367711c5bfee44b
