[INFO] fetching crate reactive-messaging 0.4.1... [INFO] checking reactive-messaging-0.4.1 against master#61cc47e367d7be91e13bcd01e4e96e0e233d4f6d for 2025-12-16-next-solver-global [INFO] extracting crate reactive-messaging 0.4.1 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate reactive-messaging 0.4.1 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate reactive-messaging 0.4.1 [INFO] tweaked toml for crates.io crate reactive-messaging 0.4.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate reactive-messaging 0.4.1 on toolchain 61cc47e367d7be91e13bcd01e4e96e0e233d4f6d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate reactive-messaging 0.4.1 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" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded atomic_enum v0.3.0 [INFO] [stderr] Downloaded ron v0.11.0 [INFO] [stderr] Downloaded reactive-mutiny v1.3.1 [INFO] [stderr] Downloaded keen-retry v0.5.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0b97aebab705daff75f5d08b84cd2499bbf21ceeb3c3eb8acb0394ff05bf4aa7 [INFO] running `Command { std: "docker" "start" "-a" "0b97aebab705daff75f5d08b84cd2499bbf21ceeb3c3eb8acb0394ff05bf4aa7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0b97aebab705daff75f5d08b84cd2499bbf21ceeb3c3eb8acb0394ff05bf4aa7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b97aebab705daff75f5d08b84cd2499bbf21ceeb3c3eb8acb0394ff05bf4aa7", kill_on_drop: false }` [INFO] [stdout] 0b97aebab705daff75f5d08b84cd2499bbf21ceeb3c3eb8acb0394ff05bf4aa7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6caab9b910df82be9f797a03ddcc67660c5cb1e68c0ae5bfa935a373e497dbf3 [INFO] running `Command { std: "docker" "start" "-a" "6caab9b910df82be9f797a03ddcc67660c5cb1e68c0ae5bfa935a373e497dbf3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Checking futures-channel v0.3.31 [INFO] [stderr] Compiling bytecheck v0.6.12 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking simdutf8 v0.1.5 [INFO] [stderr] Compiling rend v0.4.2 [INFO] [stderr] Checking regex-syntax v0.8.6 [INFO] [stderr] Checking log v0.4.28 [INFO] [stderr] Compiling rkyv v0.7.45 [INFO] [stderr] Compiling time-core v0.1.6 [INFO] [stderr] Checking clap_builder v4.5.48 [INFO] [stderr] Checking owning_ref v0.4.1 [INFO] [stderr] Checking indexmap v2.11.4 [INFO] [stderr] Checking serde_json v1.0.145 [INFO] [stderr] Checking crossbeam v0.8.4 [INFO] [stderr] Checking deranged v0.5.4 [INFO] [stderr] Checking num_threads v0.1.7 [INFO] [stderr] Checking seahash v4.1.0 [INFO] [stderr] Compiling time-macros v0.2.24 [INFO] [stderr] Checking base64 v0.22.1 [INFO] [stderr] Checking criterion-plot v0.6.0 [INFO] [stderr] Checking regex-automata v0.4.11 [INFO] [stderr] Checking clap v4.5.48 [INFO] [stderr] Checking parking_lot_core v0.9.11 [INFO] [stderr] Checking getrandom v0.3.3 [INFO] [stderr] Checking mio v1.0.4 [INFO] [stderr] Checking socket2 v0.6.0 [INFO] [stderr] Checking signal-hook-registry v1.4.6 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking time v0.3.44 [INFO] [stderr] Checking ahash v0.7.8 [INFO] [stderr] Checking rand_core v0.9.3 [INFO] [stderr] Checking parking_lot v0.12.4 [INFO] [stderr] Checking dashmap v6.1.0 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Checking rand_chacha v0.9.0 [INFO] [stderr] Checking rand v0.9.2 [INFO] [stderr] Checking simple_logger v5.0.0 [INFO] [stderr] Checking regex v1.11.3 [INFO] [stderr] Compiling ptr_meta_derive v0.1.4 [INFO] [stderr] Compiling bytecheck_derive v0.6.12 [INFO] [stderr] Compiling ctor v0.1.26 [INFO] [stderr] Compiling rkyv_derive v0.7.45 [INFO] [stderr] Checking ptr_meta v0.1.4 [INFO] [stderr] Checking minstant v0.1.7 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling ctor v0.2.9 [INFO] [stderr] Compiling atomic_enum v0.3.0 [INFO] [stderr] Checking tokio v1.47.1 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking serde v1.0.228 [INFO] [stderr] Checking bitflags v2.9.4 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking ron v0.11.0 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking criterion v0.7.0 [INFO] [stderr] Checking tokio-stream v0.1.17 [INFO] [stderr] Checking keen-retry v0.5.1 [INFO] [stderr] Checking reactive-mutiny v1.3.1 [INFO] [stderr] Checking reactive-messaging v0.4.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated items `as_repr` and `from_repr` are never used [INFO] [stdout] --> src/config.rs:38:14 [INFO] [stdout] | [INFO] [stdout] 36 | impl MessageForms { [INFO] [stdout] | ----------------- associated items in this implementation [INFO] [stdout] 37 | /// requires 2+5=7 bits to represent the data; reverse of [Self::from_repr()] [INFO] [stdout] 38 | const fn as_repr(&self) -> u8 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | const fn from_repr(repr: u8) -> Self { [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 `into_connect_continuation_closure` is never used [INFO] [stdout] --> src/socket_connection/connection_provider.rs:96:8 [INFO] [stdout] | [INFO] [stdout] 43 | impl ClientConnectionManager { [INFO] [stdout] | --------------------------------------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 96 | fn into_connect_continuation_closure(self) -> Arc < Mutex < Box ConnectionFuture + Send> > > { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `config` is never used [INFO] [stdout] --> src/socket_services/socket_client/socket_client.rs:368:14 [INFO] [stdout] | [INFO] [stdout] 340 | / impl [INFO] [stdout] 342 | | CompositeSocketClient { [INFO] [stdout] | |________________________________________- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 368 | const fn config() -> u64 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant `INSTRUMENTS` is never used [INFO] [stdout] --> examples/spikes/uni/uni.rs:26:11 [INFO] [stdout] | [INFO] [stdout] 24 | pub trait GenericUni { [INFO] [stdout] 26 | const INSTRUMENTS: usize; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant `BUFFER_SIZE` is never used [INFO] [stdout] --> examples/spikes/uni/channel.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 8 | pub trait GenericChannel { [INFO] [stdout] | -------------- associated constant in this trait [INFO] [stdout] 9 | const BUFFER_SIZE: usize; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant `CONFIG` is never used [INFO] [stdout] --> examples/spikes/socket_server.rs:102:11 [INFO] [stdout] | [INFO] [stdout] 100 | pub trait GenericSocketServer { [INFO] [stdout] 102 | const CONFIG: usize; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `config` is never used [INFO] [stdout] --> examples/composite_protocol_stacking_client/../composite_protocol_stacking_common/logic/ping_pong_logic.rs:77:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl Umpire { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 77 | pub fn config(&self) -> &MatchConfig { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `as_repr` and `from_repr` are never used [INFO] [stdout] --> src/config.rs:38:14 [INFO] [stdout] | [INFO] [stdout] 36 | impl MessageForms { [INFO] [stdout] | ----------------- associated items in this implementation [INFO] [stdout] 37 | /// requires 2+5=7 bits to represent the data; reverse of [Self::from_repr()] [INFO] [stdout] 38 | const fn as_repr(&self) -> u8 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | const fn from_repr(repr: u8) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `config` is never used [INFO] [stdout] --> src/socket_services/socket_client/socket_client.rs:368:14 [INFO] [stdout] | [INFO] [stdout] 340 | / impl [INFO] [stdout] 342 | | CompositeSocketClient { [INFO] [stdout] | |________________________________________- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 368 | const fn config() -> u64 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.30s [INFO] running `Command { std: "docker" "inspect" "6caab9b910df82be9f797a03ddcc67660c5cb1e68c0ae5bfa935a373e497dbf3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6caab9b910df82be9f797a03ddcc67660c5cb1e68c0ae5bfa935a373e497dbf3", kill_on_drop: false }` [INFO] [stdout] 6caab9b910df82be9f797a03ddcc67660c5cb1e68c0ae5bfa935a373e497dbf3