[INFO] cloning repository https://github.com/maxwellhammond/rumqtt-json
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maxwellhammond/rumqtt-json" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxwellhammond%2Frumqtt-json", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxwellhammond%2Frumqtt-json'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8435973cbc268b4e8446504d80789939c6a2508c
[INFO] checking maxwellhammond/rumqtt-json against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxwellhammond%2Frumqtt-json" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/maxwellhammond/rumqtt-json
[INFO] finished tweaking git repo https://github.com/maxwellhammond/rumqtt-json
[INFO] tweaked toml for git repo https://github.com/maxwellhammond/rumqtt-json written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/maxwellhammond/rumqtt-json 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 git repo https://github.com/maxwellhammond/rumqtt-json 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d9f9ea3381b83585e331061af8dd01d2f31cdc9c4381e0703004a906db34ec9f
[INFO] running `Command { std: "docker" "start" "-a" "d9f9ea3381b83585e331061af8dd01d2f31cdc9c4381e0703004a906db34ec9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9f9ea3381b83585e331061af8dd01d2f31cdc9c4381e0703004a906db34ec9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9f9ea3381b83585e331061af8dd01d2f31cdc9c4381e0703004a906db34ec9f", kill_on_drop: false }`
[INFO] [stdout] d9f9ea3381b83585e331061af8dd01d2f31cdc9c4381e0703004a906db34ec9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] c9d967282699e8164e46b9278415f5e6e1ad69de20bea631701a6ab7600c66d5
[INFO] running `Command { std: "docker" "start" "-a" "c9d967282699e8164e46b9278415f5e6e1ad69de20bea631701a6ab7600c66d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]     Checking pin-project-lite v0.2.15
[INFO] [stderr]     Checking bytes v1.8.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]    Compiling cc v1.1.31
[INFO] [stderr]     Checking rustls-pki-types v1.10.0
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking hashbrown v0.15.0
[INFO] [stderr]    Compiling openssl v0.10.68
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling httparse v1.9.5
[INFO] [stderr]    Compiling serde v1.0.214
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking unicode-normalization v0.1.24
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling thiserror v1.0.65
[INFO] [stderr]    Compiling serde_json v1.0.132
[INFO] [stderr]     Checking unicode-bidi v0.3.17
[INFO] [stderr]     Checking flume v0.11.1
[INFO] [stderr]     Checking rustls-pemfile v2.2.0
[INFO] [stderr]     Checking indexmap v2.6.0
[INFO] [stderr]     Checking sync_wrapper v1.0.1
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]     Checking ipnet v2.10.1
[INFO] [stderr]     Checking rustls-native-certs v0.7.3
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.85
[INFO] [stderr]    Compiling openssl-sys v0.9.104
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking url v2.5.2
[INFO] [stderr]     Checking http-body-util v0.1.2
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.214
[INFO] [stderr]    Compiling thiserror-impl v1.0.65
[INFO] [stderr]     Checking rustls-webpki v0.102.8
[INFO] [stderr]     Checking tokio v1.41.0
[INFO] [stderr]     Checking tokio-util v0.7.12
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.25.0
[INFO] [stderr]     Checking rumqttc v0.24.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking h2 v0.4.6
[INFO] [stderr]     Checking hyper v1.5.0
[INFO] [stderr]     Checking hyper-util v0.1.10
[INFO] [stderr]     Checking hyper-tls v0.6.0
[INFO] [stderr]     Checking reqwest v0.12.9
[INFO] [stderr]     Checking rumqtt-json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ClientError`
[INFO] [stdout]  --> src/mqtt.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rumqttc::{AsyncClient, ClientError, Event, EventLoop, Incoming, MqttOptions, QoS};
[INFO] [stdout]   |                            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ClientError`
[INFO] [stdout]  --> src/mqtt.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rumqttc::{AsyncClient, ClientError, Event, EventLoop, Incoming, MqttOptions, QoS};
[INFO] [stdout]   |                            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mqtt.rs:38:18
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let (client, mut eventloop) = AsyncClient::new(mqttoptions, 10);
[INFO] [stdout]    |                  ----^^^^^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mqtt.rs:38:18
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let (client, mut eventloop) = AsyncClient::new(mqttoptions, 10);
[INFO] [stdout]    |                  ----^^^^^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `APIResponse` is never constructed
[INFO] [stdout]  --> src/main.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct APIResponse {
[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 `APIResponse` is never constructed
[INFO] [stdout]  --> src/main.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct APIResponse {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 49.79s
[INFO] running `Command { std: "docker" "inspect" "c9d967282699e8164e46b9278415f5e6e1ad69de20bea631701a6ab7600c66d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9d967282699e8164e46b9278415f5e6e1ad69de20bea631701a6ab7600c66d5", kill_on_drop: false }`
[INFO] [stdout] c9d967282699e8164e46b9278415f5e6e1ad69de20bea631701a6ab7600c66d5