[INFO] cloning repository https://github.com/whatisbyandby/mx-meetup-lib
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/whatisbyandby/mx-meetup-lib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhatisbyandby%2Fmx-meetup-lib", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhatisbyandby%2Fmx-meetup-lib'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 324afd09c04bdcb9a2b47857670cb4fba32bbe91
[INFO] checking whatisbyandby/mx-meetup-lib against master#092a284ba0421695f2032c947765429fd7095796 for pr-139763
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhatisbyandby%2Fmx-meetup-lib" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/whatisbyandby/mx-meetup-lib on toolchain 092a284ba0421695f2032c947765429fd7095796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+092a284ba0421695f2032c947765429fd7095796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/whatisbyandby/mx-meetup-lib
[INFO] finished tweaking git repo https://github.com/whatisbyandby/mx-meetup-lib
[INFO] tweaked toml for git repo https://github.com/whatisbyandby/mx-meetup-lib written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/whatisbyandby/mx-meetup-lib 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" "+092a284ba0421695f2032c947765429fd7095796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded embedded-nal-async v0.7.1
[INFO] [stderr]   Downloaded serde-json-core v0.6.0
[INFO] [stderr]   Downloaded cyw43-pio v0.2.0
[INFO] [stderr]   Downloaded cyw43 v0.2.0
[INFO] [stderr]   Downloaded rust-mqtt v0.3.0
[INFO] [stderr]   Downloaded embassy-executor v0.6.2
[INFO] [stderr]   Downloaded embassy-rp v0.2.0
[INFO] [stderr]   Downloaded atomic-pool v1.0.1
[INFO] [stderr]   Downloaded embedded-nal v0.8.0
[INFO] [stderr]   Downloaded defmt-serial v0.10.0
[INFO] [stderr]   Downloaded embassy-net v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+092a284ba0421695f2032c947765429fd7095796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29746668d5f9be0618e3ac6ea22e23a6f2808efd2b3013e4f97b5e1e8cce1ccc
[INFO] running `Command { std: "docker" "start" "-a" "29746668d5f9be0618e3ac6ea22e23a6f2808efd2b3013e4f97b5e1e8cce1ccc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29746668d5f9be0618e3ac6ea22e23a6f2808efd2b3013e4f97b5e1e8cce1ccc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29746668d5f9be0618e3ac6ea22e23a6f2808efd2b3013e4f97b5e1e8cce1ccc", kill_on_drop: false }`
[INFO] [stdout] 29746668d5f9be0618e3ac6ea22e23a6f2808efd2b3013e4f97b5e1e8cce1ccc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+092a284ba0421695f2032c947765429fd7095796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4255aa41ed8367e3685c2687256d040cac3f5aa1c5e1ea2eefa6329986e2874
[INFO] running `Command { std: "docker" "start" "-a" "d4255aa41ed8367e3685c2687256d040cac3f5aa1c5e1ea2eefa6329986e2874", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling defmt v0.3.8
[INFO] [stderr]    Compiling thiserror v1.0.68
[INFO] [stderr]    Compiling defmt-macros v0.3.9
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling serde v1.0.214
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-io v0.6.1
[INFO] [stderr]    Compiling embedded-io-async v0.6.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]     Checking pin-project-lite v0.2.15
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]    Compiling embassy-time-driver v0.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling embassy-time-queue-driver v0.1.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling hashbrown v0.15.1
[INFO] [stderr]    Compiling litrs v0.4.1
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]     Checking volatile-register v0.2.2
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling document-features v0.2.10
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling embedded-hal-async v1.0.0
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling cortex-m-rt v0.7.5
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]     Checking embedded-hal v1.0.0
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling regex-automata v0.4.8
[INFO] [stderr]    Compiling ena v0.14.3
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling is-terminal v0.4.13
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling embassy-sync v0.6.0
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling debug-helper v0.3.13
[INFO] [stderr]    Compiling atomic-polyfill v1.0.3
[INFO] [stderr]    Compiling crc-any v2.5.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking embassy-futures v0.1.1
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling rp2040-boot2 v0.3.0
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling rp-pac v6.0.0
[INFO] [stderr]    Compiling embassy-hal-internal v0.2.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]     Checking embedded-storage v0.3.1
[INFO] [stderr]    Compiling fixed v1.28.0
[INFO] [stderr]    Compiling lalrpop-util v0.19.12
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking embedded-storage-async v0.4.1
[INFO] [stderr]    Compiling lalrpop v0.19.12
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling num_enum v0.5.11
[INFO] [stderr]    Compiling pio v0.2.1
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]    Compiling embassy-rp v0.2.0
[INFO] [stderr]    Compiling smoltcp v0.11.0
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]     Checking no-std-net v0.6.0
[INFO] [stderr]     Checking bytemuck v1.19.0
[INFO] [stderr]    Compiling portable-atomic v1.9.0
[INFO] [stderr]    Compiling embassy-sync v0.5.0
[INFO] [stderr]    Compiling embedded-nal-async v0.7.1
[INFO] [stderr]     Checking embedded-nal v0.8.0
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling embassy-executor v0.6.2
[INFO] [stderr]     Checking embedded-hal-nb v1.0.0
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking as-slice v0.2.1
[INFO] [stderr]     Checking managed v0.8.0
[INFO] [stderr]    Compiling panic-probe v0.3.2
[INFO] [stderr]    Compiling defmt-rtt v0.4.1
[INFO] [stderr]     Checking atomic-pool v1.0.1
[INFO] [stderr]     Checking cobs v0.2.3
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.68
[INFO] [stderr]    Compiling serde_derive v1.0.214
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.5
[INFO] [stderr]     Checking static_cell v2.1.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]    Compiling defmt-parser v0.3.4
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling embassy-executor-macros v0.6.2
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking embassy-net-driver v0.2.0
[INFO] [stderr]     Checking embassy-usb-driver v0.1.0
[INFO] [stderr]     Checking defmt-serial v0.10.0
[INFO] [stderr]    Compiling pio-parser v0.2.2
[INFO] [stderr]     Checking embassy-time v0.3.2
[INFO] [stderr]     Checking serde-json-core v0.6.0
[INFO] [stderr]     Checking postcard v1.0.10
[INFO] [stderr]     Checking rust-mqtt v0.3.0
[INFO] [stderr]     Checking embassy-embedded-hal v0.2.0
[INFO] [stderr]     Checking embassy-net-driver-channel v0.3.0
[INFO] [stderr]     Checking cyw43 v0.2.0
[INFO] [stderr]     Checking embassy-net v0.4.0
[INFO] [stderr]    Compiling pio-proc v0.2.2
[INFO] [stderr]     Checking cyw43-pio v0.2.0
[INFO] [stderr]     Checking mx-meetup-lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/lib.rs:236:23
[INFO] [stdout]     |
[INFO] [stdout] 236 |             .map_err(|err| "Failed to read config")?;
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/lib.rs:236:23
[INFO] [stdout]     |
[INFO] [stdout] 236 |             .map_err(|err| "Failed to read config")?;
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]  --> src/temperature_sensor.rs:5:2
[INFO] [stdout]   |
[INFO] [stdout] 5 |     async fn read_temperature(&mut self) -> f32;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout]   = note: `#[warn(async_fn_in_trait)]` on by default
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]   |
[INFO] [stdout] 5 -     async fn read_temperature(&mut self) -> f32;
[INFO] [stdout] 5 +     fn read_temperature(&mut self) -> impl std::future::Future<Output = f32> + Send;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]  --> src/temperature_sensor.rs:5:2
[INFO] [stdout]   |
[INFO] [stdout] 5 |     async fn read_temperature(&mut self) -> f32;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout]   = note: `#[warn(async_fn_in_trait)]` on by default
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]   |
[INFO] [stdout] 5 -     async fn read_temperature(&mut self) -> f32;
[INFO] [stdout] 5 +     fn read_temperature(&mut self) -> impl std::future::Future<Output = f32> + Send;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 46s
[INFO] running `Command { std: "docker" "inspect" "d4255aa41ed8367e3685c2687256d040cac3f5aa1c5e1ea2eefa6329986e2874", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4255aa41ed8367e3685c2687256d040cac3f5aa1c5e1ea2eefa6329986e2874", kill_on_drop: false }`
[INFO] [stdout] d4255aa41ed8367e3685c2687256d040cac3f5aa1c5e1ea2eefa6329986e2874