[INFO] cloning repository https://github.com/askrejans/speeduino-to-mqtt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/askrejans/speeduino-to-mqtt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faskrejans%2Fspeeduino-to-mqtt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faskrejans%2Fspeeduino-to-mqtt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1bfc1337508dc69aa856354fe0cb359b306d8245
[INFO] checking askrejans/speeduino-to-mqtt against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faskrejans%2Fspeeduino-to-mqtt" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/askrejans/speeduino-to-mqtt
[INFO] finished tweaking git repo https://github.com/askrejans/speeduino-to-mqtt
[INFO] tweaked toml for git repo https://github.com/askrejans/speeduino-to-mqtt written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/askrejans/speeduino-to-mqtt on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/askrejans/speeduino-to-mqtt 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 280344c52523b9dca3cc041e81fe451864ddd4abbadac888830d3acfba60a5ec
[INFO] running `Command { std: "docker" "start" "-a" "280344c52523b9dca3cc041e81fe451864ddd4abbadac888830d3acfba60a5ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "280344c52523b9dca3cc041e81fe451864ddd4abbadac888830d3acfba60a5ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "280344c52523b9dca3cc041e81fe451864ddd4abbadac888830d3acfba60a5ec", kill_on_drop: false }`
[INFO] [stdout] 280344c52523b9dca3cc041e81fe451864ddd4abbadac888830d3acfba60a5ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e1deb02f8e06692b40e817567c4ad8884442a81fea155c23608c760b3774388
[INFO] running `Command { std: "docker" "start" "-a" "2e1deb02f8e06692b40e817567c4ad8884442a81fea155c23608c760b3774388", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling crunchy v0.2.3
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling cc v1.2.15
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking smallvec v1.14.0
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling serde_json v1.0.139
[INFO] [stderr]     Checking winnow v0.7.3
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]    Compiling openssl v0.10.71
[INFO] [stderr]     Checking arraydeque v0.5.1
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]     Checking trim-in-place v0.1.7
[INFO] [stderr]     Checking indexmap v2.7.1
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking convert_case v0.6.0
[INFO] [stderr]    Compiling openssl-src v300.4.2+3.4.1
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.14
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[INFO] [stderr]     Checking log v0.4.26
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking hashlink v0.9.1
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling openssl-sys v0.9.106
[INFO] [stderr]    Compiling paho-mqtt-sys v0.9.0
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking libudev v0.3.0
[INFO] [stderr]     Checking const-random v0.1.18
[INFO] [stderr]     Checking dlv-list v0.5.2
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking ordered-multimap v0.7.3
[INFO] [stderr]     Checking yaml-rust2 v0.9.0
[INFO] [stderr]     Checking rust-ini v0.21.1
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]    Compiling gumdrop_derive v0.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.218
[INFO] [stderr]    Compiling thiserror-impl v2.0.11
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling async-trait v0.1.86
[INFO] [stderr]     Checking tokio v1.43.0
[INFO] [stderr]     Checking gumdrop v0.8.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling thiserror v2.0.11
[INFO] [stderr]     Checking pest v2.7.15
[INFO] [stderr]     Checking unescaper v0.1.5
[INFO] [stderr]    Compiling pest_meta v2.7.15
[INFO] [stderr]     Checking serde v1.0.218
[INFO] [stderr]    Compiling pest_generator v2.7.15
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]    Compiling pest_derive v2.7.15
[INFO] [stderr]     Checking bitflags v2.8.0
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking serde_spanned v0.6.8
[INFO] [stderr]     Checking json5 v0.4.1
[INFO] [stderr]     Checking toml_edit v0.22.24
[INFO] [stderr]     Checking ron v0.8.1
[INFO] [stderr]     Checking serialport v4.7.0
[INFO] [stderr]     Checking tempfile v3.17.1
[INFO] [stderr]     Checking toml v0.8.20
[INFO] [stderr]     Checking config v0.15.8
[INFO] [stderr]     Checking paho-mqtt v0.12.5
[INFO] [stderr]     Checking speeduino-to-mqtt v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:32:17
[INFO] [stdout]    |
[INFO] [stdout] 32 | #[derive(Debug, Options)]
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the derive macro `Options` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `speeduino-to-mqtt` (bin "speeduino-to-mqtt") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:32:17
[INFO] [stdout]    |
[INFO] [stdout] 32 | #[derive(Debug, Options)]
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the derive macro `Options` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `speeduino-to-mqtt` (bin "speeduino-to-mqtt" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "2e1deb02f8e06692b40e817567c4ad8884442a81fea155c23608c760b3774388", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e1deb02f8e06692b40e817567c4ad8884442a81fea155c23608c760b3774388", kill_on_drop: false }`
[INFO] [stdout] 2e1deb02f8e06692b40e817567c4ad8884442a81fea155c23608c760b3774388