[INFO] fetching crate rpc-it 0.10.0-alpha.1...
[INFO] testing rpc-it-0.10.0-alpha.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rpc-it 0.10.0-alpha.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate rpc-it 0.10.0-alpha.1
[INFO] finished tweaking crates.io crate rpc-it 0.10.0-alpha.1
[INFO] tweaked toml for crates.io crate rpc-it 0.10.0-alpha.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rpc-it 0.10.0-alpha.1 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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-2026-04-21" "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 85 packages to latest compatible versions
[INFO] [stderr]       Adding enum-as-inner v0.6.1 (available: v0.7.0)
[INFO] [stderr]       Adding hashbrown v0.14.5 (available: v0.17.0)
[INFO] [stderr]       Adding rand v0.8.6 (available: v0.10.1)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3cda0556585699d12bd74a390408c43175771bb0e88ecaa972b117e491da24f
[INFO] running `Command { std: "docker" "start" "-a" "a3cda0556585699d12bd74a390408c43175771bb0e88ecaa972b117e491da24f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3cda0556585699d12bd74a390408c43175771bb0e88ecaa972b117e491da24f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3cda0556585699d12bd74a390408c43175771bb0e88ecaa972b117e491da24f", kill_on_drop: false }`
[INFO] [stdout] a3cda0556585699d12bd74a390408c43175771bb0e88ecaa972b117e491da24f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c1114605535dfa2143e74732753176e4ba6adf54e2f3a19a06ba354f127d088
[INFO] running `Command { std: "docker" "start" "-a" "4c1114605535dfa2143e74732753176e4ba6adf54e2f3a19a06ba354f127d088", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling futures-core v0.3.32
[INFO] [stderr]    Compiling futures-sink v0.3.32
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling unicode-segmentation v1.13.2
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling rpc-it-macros v0.10.0-alpha.1
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.6
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling rpc-it v0.10.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `WriterAdapter` is never constructed
[INFO] [stdout]    --> src/rpc/core.rs:118:16
[INFO] [stdout]     |
[INFO] [stdout] 118 |         struct WriterAdapter<Wr2>(Wr2);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_inner_pinned` is never used
[INFO] [stdout]    --> src/rpc/core.rs:121:16
[INFO] [stdout]     |
[INFO] [stdout] 120 |         impl<Wr2> WriterAdapter<Wr2> {
[INFO] [stdout]     |         ---------------------------- method in this implementation
[INFO] [stdout] 121 |             fn as_inner_pinned(self: Pin<&mut Self>) -> Pin<&mut Wr2> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `F` is never constructed
[INFO] [stdout]   --> src/macros/inbound.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct F;
[INFO] [stdout]    |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rpc/sender.rs:249:9
[INFO] [stdout]     |
[INFO] [stdout] 249 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 253 |     ) -> Result<ReceiveResponse<R>, SendMsgError> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 253 |     ) -> Result<ReceiveResponse<'_, R>, SendMsgError> {
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rpc/sender.rs:269:9
[INFO] [stdout]     |
[INFO] [stdout] 269 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 273 |     ) -> Result<ReceiveResponse<R>, TrySendMsgError> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 273 |     ) -> Result<ReceiveResponse<'_, R>, TrySendMsgError> {
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rpc/sender.rs:288:9
[INFO] [stdout]     |
[INFO] [stdout] 288 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 292 |     ) -> Option<Result<ReceiveResponse<R>, EncodeError>> {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 292 |     ) -> Option<Result<ReceiveResponse<'_, R>, EncodeError>> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.88s
[INFO] running `Command { std: "docker" "inspect" "4c1114605535dfa2143e74732753176e4ba6adf54e2f3a19a06ba354f127d088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c1114605535dfa2143e74732753176e4ba6adf54e2f3a19a06ba354f127d088", kill_on_drop: false }`
[INFO] [stdout] 4c1114605535dfa2143e74732753176e4ba6adf54e2f3a19a06ba354f127d088
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5d75e72b58ef1b11ea6ad6ba867a48505e79320fcf4779412df3fb41926bd24
[INFO] running `Command { std: "docker" "start" "-a" "d5d75e72b58ef1b11ea6ad6ba867a48505e79320fcf4779412df3fb41926bd24", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling enum-as-inner v0.6.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling rpc-it v0.10.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `WriterAdapter` is never constructed
[INFO] [stdout]    --> src/rpc/core.rs:118:16
[INFO] [stdout]     |
[INFO] [stdout] 118 |         struct WriterAdapter<Wr2>(Wr2);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_inner_pinned` is never used
[INFO] [stdout]    --> src/rpc/core.rs:121:16
[INFO] [stdout]     |
[INFO] [stdout] 120 |         impl<Wr2> WriterAdapter<Wr2> {
[INFO] [stdout]     |         ---------------------------- method in this implementation
[INFO] [stdout] 121 |             fn as_inner_pinned(self: Pin<&mut Self>) -> Pin<&mut Wr2> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `F` is never constructed
[INFO] [stdout]   --> src/macros/inbound.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct F;
[INFO] [stdout]    |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rpc/sender.rs:249:9
[INFO] [stdout]     |
[INFO] [stdout] 249 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 253 |     ) -> Result<ReceiveResponse<R>, SendMsgError> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 253 |     ) -> Result<ReceiveResponse<'_, R>, SendMsgError> {
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rpc/sender.rs:269:9
[INFO] [stdout]     |
[INFO] [stdout] 269 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 273 |     ) -> Result<ReceiveResponse<R>, TrySendMsgError> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 273 |     ) -> Result<ReceiveResponse<'_, R>, TrySendMsgError> {
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rpc/sender.rs:288:9
[INFO] [stdout]     |
[INFO] [stdout] 288 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 292 |     ) -> Option<Result<ReceiveResponse<R>, EncodeError>> {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 292 |     ) -> Option<Result<ReceiveResponse<'_, R>, EncodeError>> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WriterAdapter` is never constructed
[INFO] [stdout]    --> src/rpc/core.rs:118:16
[INFO] [stdout]     |
[INFO] [stdout] 118 |         struct WriterAdapter<Wr2>(Wr2);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_inner_pinned` is never used
[INFO] [stdout]    --> src/rpc/core.rs:121:16
[INFO] [stdout]     |
[INFO] [stdout] 120 |         impl<Wr2> WriterAdapter<Wr2> {
[INFO] [stdout]     |         ---------------------------- method in this implementation
[INFO] [stdout] 121 |             fn as_inner_pinned(self: Pin<&mut Self>) -> Pin<&mut Wr2> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `F` is never constructed
[INFO] [stdout]   --> src/macros/inbound.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct F;
[INFO] [stdout]    |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rpc/sender.rs:249:9
[INFO] [stdout]     |
[INFO] [stdout] 249 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 253 |     ) -> Result<ReceiveResponse<R>, SendMsgError> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 253 |     ) -> Result<ReceiveResponse<'_, R>, SendMsgError> {
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rpc/sender.rs:269:9
[INFO] [stdout]     |
[INFO] [stdout] 269 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 273 |     ) -> Result<ReceiveResponse<R>, TrySendMsgError> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 273 |     ) -> Result<ReceiveResponse<'_, R>, TrySendMsgError> {
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rpc/sender.rs:288:9
[INFO] [stdout]     |
[INFO] [stdout] 288 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 292 |     ) -> Option<Result<ReceiveResponse<R>, EncodeError>> {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 292 |     ) -> Option<Result<ReceiveResponse<'_, R>, EncodeError>> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.91s
[INFO] running `Command { std: "docker" "inspect" "d5d75e72b58ef1b11ea6ad6ba867a48505e79320fcf4779412df3fb41926bd24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5d75e72b58ef1b11ea6ad6ba867a48505e79320fcf4779412df3fb41926bd24", kill_on_drop: false }`
[INFO] [stdout] d5d75e72b58ef1b11ea6ad6ba867a48505e79320fcf4779412df3fb41926bd24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 902b95feb3df2b1f7582b10e19da04714f0f9b15c7a4266bef14de9b56e93919
[INFO] running `Command { std: "docker" "start" "-a" "902b95feb3df2b1f7582b10e19da04714f0f9b15c7a4266bef14de9b56e93919", kill_on_drop: false }`
[INFO] [stderr] warning: struct `WriterAdapter` is never constructed
[INFO] [stderr]    --> src/rpc/core.rs:118:16
[INFO] [stderr]     |
[INFO] [stderr] 118 |         struct WriterAdapter<Wr2>(Wr2);
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `as_inner_pinned` is never used
[INFO] [stderr]    --> src/rpc/core.rs:121:16
[INFO] [stderr]     |
[INFO] [stderr] 120 |         impl<Wr2> WriterAdapter<Wr2> {
[INFO] [stderr]     |         ---------------------------- method in this implementation
[INFO] [stderr] 121 |             fn as_inner_pinned(self: Pin<&mut Self>) -> Pin<&mut Wr2> {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `F` is never constructed
[INFO] [stderr]   --> src/macros/inbound.rs:37:8
[INFO] [stderr]    |
[INFO] [stderr] 37 | struct F;
[INFO] [stderr]    |        ^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/rpc/sender.rs:249:9
[INFO] [stderr]     |
[INFO] [stderr] 249 |         &self,
[INFO] [stderr]     |         ^^^^^ the lifetime is elided here
[INFO] [stderr] ...
[INFO] [stderr] 253 |     ) -> Result<ReceiveResponse<R>, SendMsgError> {
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 253 |     ) -> Result<ReceiveResponse<'_, R>, SendMsgError> {
[INFO] [stderr]     |                                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/rpc/sender.rs:269:9
[INFO] [stderr]     |
[INFO] [stderr] 269 |         &self,
[INFO] [stderr]     |         ^^^^^ the lifetime is elided here
[INFO] [stderr] ...
[INFO] [stderr] 273 |     ) -> Result<ReceiveResponse<R>, TrySendMsgError> {
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 273 |     ) -> Result<ReceiveResponse<'_, R>, TrySendMsgError> {
[INFO] [stderr]     |                                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/rpc/sender.rs:288:9
[INFO] [stderr]     |
[INFO] [stderr] 288 |         &self,
[INFO] [stderr]     |         ^^^^^ the lifetime is elided here
[INFO] [stderr] ...
[INFO] [stderr] 292 |     ) -> Option<Result<ReceiveResponse<R>, EncodeError>> {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 292 |     ) -> Option<Result<ReceiveResponse<'_, R>, EncodeError>> {
[INFO] [stderr]     |                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: `rpc-it` (lib) generated 6 warnings (run `cargo fix --lib -p rpc-it` to apply 3 suggestions)
[INFO] [stderr] warning: `rpc-it` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rpc_it-0cb2bf32d96b2116)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/basic_apis.rs (/opt/rustwide/target/debug/deps/basic_apis-5a3247ce33225798)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running tests/macro_apis.rs (/opt/rustwide/target/debug/deps/macro_apis-7b06215c1021addb)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/macro_wip.rs (/opt/rustwide/target/debug/deps/macro_wip-6fb69294a8000d9a)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rpc_it
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/codec.rs - codec::Codec::codec_reusability_id (line 234) ... ignored
[INFO] [stdout] test src/rpc/receiver.rs - rpc::receiver::Inbound<R>::response (line 458) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "902b95feb3df2b1f7582b10e19da04714f0f9b15c7a4266bef14de9b56e93919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "902b95feb3df2b1f7582b10e19da04714f0f9b15c7a4266bef14de9b56e93919", kill_on_drop: false }`
[INFO] [stdout] 902b95feb3df2b1f7582b10e19da04714f0f9b15c7a4266bef14de9b56e93919
