[INFO] cloning repository https://github.com/HalfVoxel/mqtt-prometheus-exporter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HalfVoxel/mqtt-prometheus-exporter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHalfVoxel%2Fmqtt-prometheus-exporter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHalfVoxel%2Fmqtt-prometheus-exporter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5faa212573fb10359408954f0f50641026d1ed34
[INFO] checking HalfVoxel/mqtt-prometheus-exporter against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHalfVoxel%2Fmqtt-prometheus-exporter" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/HalfVoxel/mqtt-prometheus-exporter
[INFO] finished tweaking git repo https://github.com/HalfVoxel/mqtt-prometheus-exporter
[INFO] tweaked toml for git repo https://github.com/HalfVoxel/mqtt-prometheus-exporter written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/HalfVoxel/mqtt-prometheus-exporter on toolchain 438eb4c1a1c3841523d7f672601e8adbe04cff28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/HalfVoxel/mqtt-prometheus-exporter 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" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d71152f4896150a761be2ecc9abafd4a92e1d2bf045e8413eccdd7aa7815ebd
[INFO] running `Command { std: "docker" "start" "-a" "9d71152f4896150a761be2ecc9abafd4a92e1d2bf045e8413eccdd7aa7815ebd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d71152f4896150a761be2ecc9abafd4a92e1d2bf045e8413eccdd7aa7815ebd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d71152f4896150a761be2ecc9abafd4a92e1d2bf045e8413eccdd7aa7815ebd", kill_on_drop: false }`
[INFO] [stdout] 9d71152f4896150a761be2ecc9abafd4a92e1d2bf045e8413eccdd7aa7815ebd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7301d4a0f8edab7e94f07244a8b4695986531c30460f02c3510d6be1ef0808b
[INFO] running `Command { std: "docker" "start" "-a" "b7301d4a0f8edab7e94f07244a8b4695986531c30460f02c3510d6be1ef0808b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling find-msvc-tools v0.1.4
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking log v0.4.28
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling embedded-io-async v0.6.1
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]     Checking http v1.3.1
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling cc v1.2.41
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking hashbrown v0.16.0
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]     Checking regex-syntax v0.8.7
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]     Checking embedded-io v0.6.1
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking heapless v0.8.0
[INFO] [stderr]     Checking rayon-core v1.13.0
[INFO] [stderr]     Checking flume v0.11.1
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking anstyle-parse v0.2.7
[INFO] [stderr]     Checking anstyle v1.0.13
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]     Checking colorchoice v1.0.4
[INFO] [stderr]     Checking anstyle-query v1.1.4
[INFO] [stderr]    Compiling brevduva v0.1.0 (https://github.com/HalfVoxel/brevduva.git#6bf61dc0)
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking indexmap v2.11.4
[INFO] [stderr]     Checking jiff v0.2.15
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]     Checking whoami v1.6.1
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking regex-automata v0.4.12
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking uuid v1.18.1
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking sha-1 v0.10.1
[INFO] [stderr]     Checking sysinfo v0.29.11
[INFO] [stderr]     Checking regex v1.12.1
[INFO] [stderr]     Checking env_filter v0.1.3
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]     Checking env_logger v0.11.8
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking cobs v0.3.0
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]    Compiling enumset_derive v0.14.0
[INFO] [stderr]     Checking postcard v1.1.3
[INFO] [stderr]     Checking machineid-rs v1.2.4
[INFO] [stderr]     Checking enumset v1.1.10
[INFO] [stderr]     Checking embedded-svc v0.28.1
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stderr]     Checking rumqttc v0.23.0
[INFO] [stderr]     Checking h2 v0.4.12
[INFO] [stderr]     Checking edge-mqtt v0.4.0 (https://github.com/ivmarkov/edge-net.git#ac355680)
[INFO] [stderr]     Checking hyper v1.7.0
[INFO] [stdout] error: zero-sized fields in `repr(transparent)` cannot contain external non-exhaustive types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/hyper-1.7.0/src/proto/h2/mod.rs:427:5
[INFO] [stdout]     |
[INFO] [stdout] 427 |     impossible: Impossible,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this field contains `Impossible`, which is not inhabited, and makes it not a breaking change to become non-zero-sized in the future.
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hyper` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "b7301d4a0f8edab7e94f07244a8b4695986531c30460f02c3510d6be1ef0808b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7301d4a0f8edab7e94f07244a8b4695986531c30460f02c3510d6be1ef0808b", kill_on_drop: false }`
[INFO] [stdout] b7301d4a0f8edab7e94f07244a8b4695986531c30460f02c3510d6be1ef0808b