[INFO] cloning repository https://github.com/ktims/mqtt-exporter-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ktims/mqtt-exporter-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fktims%2Fmqtt-exporter-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fktims%2Fmqtt-exporter-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3085e38dfd868c77f5d33fe3d676d21f77b9a305
[INFO] testing ktims/mqtt-exporter-rs against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fktims%2Fmqtt-exporter-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ktims/mqtt-exporter-rs
[INFO] finished tweaking git repo https://github.com/ktims/mqtt-exporter-rs
[INFO] tweaked toml for git repo https://github.com/ktims/mqtt-exporter-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ktims/mqtt-exporter-rs on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ktims/mqtt-exporter-rs 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" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1e3ced208261d44201a9a90540511386f9b014361d88d01999e9846d8165162
[INFO] running `Command { std: "docker" "start" "-a" "c1e3ced208261d44201a9a90540511386f9b014361d88d01999e9846d8165162", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1e3ced208261d44201a9a90540511386f9b014361d88d01999e9846d8165162", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1e3ced208261d44201a9a90540511386f9b014361d88d01999e9846d8165162", kill_on_drop: false }`
[INFO] [stdout] c1e3ced208261d44201a9a90540511386f9b014361d88d01999e9846d8165162
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3cae65df190c41e1c064e00cab58267364330c3457be14592014bba770565e7f
[INFO] running `Command { std: "docker" "start" "-a" "3cae65df190c41e1c064e00cab58267364330c3457be14592014bba770565e7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling dunce v1.0.5
[INFO] [stderr]    Compiling foldhash v0.1.4
[INFO] [stderr]    Compiling aws-lc-rs v1.12.5
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]    Compiling rustls-pki-types v1.11.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling http v1.2.0
[INFO] [stderr]    Compiling smallvec v1.14.0
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rustls v0.23.23
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling winnow v0.7.3
[INFO] [stderr]    Compiling rustls-pemfile v2.2.0
[INFO] [stderr]    Compiling rustls-native-certs v0.8.1
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[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling rustls-native-certs v0.7.3
[INFO] [stderr]    Compiling radix_trie v0.2.1
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[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling hashlink v0.10.0
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling env_logger v0.11.6
[INFO] [stderr]    Compiling json v0.12.4
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[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling http-body-util v0.1.2
[INFO] [stderr]    Compiling cc v1.2.16
[INFO] [stderr]    Compiling const-random v0.1.18
[INFO] [stderr]    Compiling dlv-list v0.5.2
[INFO] [stderr]    Compiling ordered-multimap v0.7.3
[INFO] [stderr]    Compiling rust-ini v0.21.1
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling aws-lc-sys v0.26.0
[INFO] [stderr]    Compiling ring v0.17.13
[INFO] [stderr]    Compiling serde_derive v1.0.218
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling async-trait v0.1.87
[INFO] [stderr]    Compiling tokio v1.44.0
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling pest v2.7.15
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling metrics v0.24.1
[INFO] [stdout] error[E0521]: borrowed data escapes outside of associated function
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/metrics-0.24.1/src/recorder/mod.rs:149:13
[INFO] [stdout]     |
[INFO] [stdout] 140 | impl<'a> LocalRecorderGuard<'a> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] 141 |     /// Creates a new `LocalRecorderGuard` and sets the thread-local recorder.
[INFO] [stdout] 142 |     fn new(recorder: &'a dyn Recorder) -> Self {
[INFO] [stdout]     |            -------- `recorder` is a reference that is only valid in the associated function body
[INFO] [stdout] ...
[INFO] [stdout] 149 |             LOCAL_RECORDER.with(|local_recorder| local_recorder.replace(Some(recorder_ptr)));
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             `recorder` escapes the associated function body here
[INFO] [stdout]     |             argument requires that `'a` must outlive `'static`
[INFO] [stdout]     |
[INFO] [stdout] note: raw pointer casts of trait objects cannot extend lifetimes
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/metrics-0.24.1/src/recorder/mod.rs:146:60
[INFO] [stdout]     |
[INFO] [stdout] 146 |         let recorder_ptr = unsafe { NonNull::new_unchecked(recorder as *const _ as *mut _) };
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: this was previously accepted by the compiler but was changed recently
[INFO] [stdout]     = help: see <https://github.com/rust-lang/rust/issues/141402> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0521`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `metrics` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3cae65df190c41e1c064e00cab58267364330c3457be14592014bba770565e7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cae65df190c41e1c064e00cab58267364330c3457be14592014bba770565e7f", kill_on_drop: false }`
[INFO] [stdout] 3cae65df190c41e1c064e00cab58267364330c3457be14592014bba770565e7f
