[INFO] fetching crate rumqttd 0.20.0... [INFO] checking rumqttd-0.20.0 against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1 [INFO] extracting crate rumqttd 0.20.0 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate rumqttd 0.20.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate rumqttd 0.20.0 [INFO] tweaked toml for crates.io crate rumqttd 0.20.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rumqttd 0.20.0 on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate rumqttd 0.20.0 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded proc-macro2 v1.0.91 [INFO] [stderr] Downloaded rustls-pki-types v1.10.0 [INFO] [stderr] Downloaded http-body-util v0.1.0 [INFO] [stderr] Downloaded metrics-exporter-prometheus v0.13.1 [INFO] [stderr] Downloaded security-framework-sys v2.12.1 [INFO] [stderr] Downloaded serde_path_to_error v0.1.15 [INFO] [stderr] Downloaded pin-project-internal v1.1.4 [INFO] [stderr] Downloaded pin-project v1.1.4 [INFO] [stderr] Downloaded metrics v0.22.1 [INFO] [stderr] Downloaded raw-cpuid v11.0.1 [INFO] [stderr] Downloaded ws_stream_tungstenite v0.13.0 [INFO] [stderr] Downloaded http v1.0.0 [INFO] [stderr] Downloaded metrics-util v0.16.2 [INFO] [stderr] Downloaded axum v0.7.4 [INFO] [stderr] Downloaded quanta v0.12.2 [INFO] [stderr] Downloaded async-tungstenite v0.25.0 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f60a69e2301d33b45ea772936c21167fe0adb7167f1a118763586df49bf24cd6 [INFO] running `Command { std: "docker" "start" "-a" "f60a69e2301d33b45ea772936c21167fe0adb7167f1a118763586df49bf24cd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f60a69e2301d33b45ea772936c21167fe0adb7167f1a118763586df49bf24cd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f60a69e2301d33b45ea772936c21167fe0adb7167f1a118763586df49bf24cd6", kill_on_drop: false }` [INFO] [stdout] f60a69e2301d33b45ea772936c21167fe0adb7167f1a118763586df49bf24cd6 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 40f255eb3e47871aad226d96f06e9dbbb6a688e4de39a22a3684102700c44a68 [INFO] running `Command { std: "docker" "start" "-a" "40f255eb3e47871aad226d96f06e9dbbb6a688e4de39a22a3684102700c44a68", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.91 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Compiling ahash v0.8.7 [INFO] [stderr] Compiling semver v1.0.22 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling rustversion v1.0.14 [INFO] [stderr] Compiling cc v1.1.21 [INFO] [stderr] Compiling time-core v0.1.2 [INFO] [stderr] Checking smallvec v1.13.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Checking regex-automata v0.4.5 [INFO] [stderr] Checking rusticata-macros v4.1.0 [INFO] [stderr] Compiling time-macros v0.2.18 [INFO] [stderr] Compiling num-bigint v0.4.4 [INFO] [stderr] Compiling serde_json v1.0.114 [INFO] [stderr] Checking rustls-pki-types v1.10.0 [INFO] [stderr] Compiling rustls v0.22.4 [INFO] [stderr] Checking sketches-ddsketch v0.2.2 [INFO] [stderr] Checking subtle v2.5.0 [INFO] [stderr] Checking zeroize v1.7.0 [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking tracing-log v0.2.0 [INFO] [stderr] Checking matchit v0.7.3 [INFO] [stderr] Checking rustls-pemfile v2.2.0 [INFO] [stderr] Checking flume v0.11.0 [INFO] [stderr] Checking uuid v1.7.0 [INFO] [stderr] Checking is-terminal v0.4.12 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking hashbrown v0.14.3 [INFO] [stderr] Checking metrics v0.22.1 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling getrandom v0.2.12 [INFO] [stderr] Compiling axum-core v0.4.3 [INFO] [stderr] Compiling axum v0.7.4 [INFO] [stderr] Compiling pharos v0.5.3 [INFO] [stderr] Compiling async_io_stream v0.3.3 [INFO] [stderr] Compiling ws_stream_tungstenite v0.13.0 [INFO] [stderr] Compiling syn v2.0.89 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking time v0.3.36 [INFO] [stderr] Compiling ring v0.17.8 [INFO] [stderr] Compiling const-random-macro v0.1.16 [INFO] [stderr] Checking indexmap v2.2.3 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking const-random v0.1.17 [INFO] [stderr] Checking dlv-list v0.5.2 [INFO] [stderr] Checking ordered-multimap v0.6.0 [INFO] [stderr] Checking rust-ini v0.19.0 [INFO] [stderr] Checking regex v1.10.3 [INFO] [stderr] Checking env_logger v0.10.2 [INFO] [stderr] Checking pretty_env_logger v0.5.0 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling thiserror-impl v1.0.57 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling displaydoc v0.2.4 [INFO] [stderr] Compiling pin-project-internal v1.1.4 [INFO] [stderr] Compiling async-trait v0.1.77 [INFO] [stderr] Compiling clap_derive v4.5.0 [INFO] [stderr] Compiling asn1-rs-impl v0.1.0 [INFO] [stderr] Compiling asn1-rs-derive v0.4.0 [INFO] [stderr] Checking rustls-webpki v0.102.8 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking pin-project v1.1.4 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking thiserror v1.0.57 [INFO] [stderr] Compiling pest v2.7.7 [INFO] [stderr] Checking asn1-rs v0.5.2 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking clap v4.5.1 [INFO] [stderr] Checking oid-registry v0.6.1 [INFO] [stderr] Checking der-parser v8.2.0 [INFO] [stderr] Compiling pest_meta v2.7.7 [INFO] [stderr] Checking x509-parser v0.15.1 [INFO] [stderr] Compiling pest_generator v2.7.7 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Compiling pest_derive v2.7.7 [INFO] [stderr] Checking bytes v1.5.0 [INFO] [stderr] Checking bitflags v2.6.0 [INFO] [stderr] Checking toml_datetime v0.6.5 [INFO] [stderr] Checking serde_spanned v0.6.5 [INFO] [stderr] Checking serde_path_to_error v0.1.15 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking json5 v0.4.1 [INFO] [stderr] Checking toml_edit v0.22.6 [INFO] [stderr] Checking raw-cpuid v11.0.1 [INFO] [stderr] Checking ron v0.8.1 [INFO] [stderr] Checking tokio v1.36.0 [INFO] [stderr] Checking http v1.0.0 [INFO] [stderr] Checking http v0.2.11 [INFO] [stderr] Checking http-body v0.4.6 [INFO] [stderr] Checking http-body v1.0.0 [INFO] [stderr] Checking tungstenite v0.21.0 [INFO] [stderr] Checking http-body-util v0.1.0 [INFO] [stderr] Checking quanta v0.12.2 [INFO] [stderr] Checking metrics-util v0.16.2 [INFO] [stderr] Checking toml v0.8.10 [INFO] [stderr] Checking config v0.14.0 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking async-tungstenite v0.25.0 [INFO] [stderr] Checking tower v0.4.13 [INFO] [stderr] Checking hyper v0.14.28 [INFO] [stderr] Checking tokio-rustls v0.25.0 [INFO] [stderr] Checking h2 v0.4.4 [INFO] [stderr] Checking metrics-exporter-prometheus v0.13.1 [INFO] [stderr] Checking hyper v1.2.0 [INFO] [stderr] Checking hyper-util v0.1.3 [INFO] [stderr] Checking rumqttd v0.20.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: enum `Error` is never used [INFO] [stdout] --> src/link/timer.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | pub enum Error { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `AcksRequest` is never constructed [INFO] [stdout] --> src/router/mod.rs:202:12 [INFO] [stdout] | [INFO] [stdout] 202 | pub struct AcksRequest; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Request` is never used [INFO] [stdout] --> src/router/mod.rs:205:10 [INFO] [stdout] | [INFO] [stdout] 205 | pub enum Request { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Message` is never constructed [INFO] [stdout] --> src/router/mod.rs:211:12 [INFO] [stdout] | [INFO] [stdout] 211 | pub struct Message { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Data` is never constructed [INFO] [stdout] --> src/router/mod.rs:232:12 [INFO] [stdout] | [INFO] [stdout] 232 | pub struct Data { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/link/local.rs:162:19 [INFO] [stdout] | [INFO] [stdout] 162 | pub fn buffer(&self) -> MutexGuard> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 162 | pub fn buffer(&self) -> MutexGuard<'_, RawMutex, VecDeque> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Error` is never used [INFO] [stdout] --> src/link/timer.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | pub enum Error { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `AcksRequest` is never constructed [INFO] [stdout] --> src/router/mod.rs:202:12 [INFO] [stdout] | [INFO] [stdout] 202 | pub struct AcksRequest; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Request` is never used [INFO] [stdout] --> src/router/mod.rs:205:10 [INFO] [stdout] | [INFO] [stdout] 205 | pub enum Request { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Message` is never constructed [INFO] [stdout] --> src/router/mod.rs:211:12 [INFO] [stdout] | [INFO] [stdout] 211 | pub struct Message { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Data` is never constructed [INFO] [stdout] --> src/router/mod.rs:232:12 [INFO] [stdout] | [INFO] [stdout] 232 | pub struct Data { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/link/local.rs:162:19 [INFO] [stdout] | [INFO] [stdout] 162 | pub fn buffer(&self) -> MutexGuard> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 162 | pub fn buffer(&self) -> MutexGuard<'_, RawMutex, VecDeque> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 44.77s [INFO] running `Command { std: "docker" "inspect" "40f255eb3e47871aad226d96f06e9dbbb6a688e4de39a22a3684102700c44a68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40f255eb3e47871aad226d96f06e9dbbb6a688e4de39a22a3684102700c44a68", kill_on_drop: false }` [INFO] [stdout] 40f255eb3e47871aad226d96f06e9dbbb6a688e4de39a22a3684102700c44a68