[INFO] fetching crate tasmota-mqtt-client 0.1.0...
[INFO] checking tasmota-mqtt-client-0.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate tasmota-mqtt-client 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate tasmota-mqtt-client 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tasmota-mqtt-client 0.1.0
[INFO] tweaked toml for crates.io crate tasmota-mqtt-client 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tasmota-mqtt-client 0.1.0 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 crates.io crate tasmota-mqtt-client 0.1.0 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] bf2354ce0c09c64af259952b1b19b1363dd7c87aa3148a1196ddc0fa19742e6d
[INFO] running `Command { std: "docker" "start" "-a" "bf2354ce0c09c64af259952b1b19b1363dd7c87aa3148a1196ddc0fa19742e6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf2354ce0c09c64af259952b1b19b1363dd7c87aa3148a1196ddc0fa19742e6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf2354ce0c09c64af259952b1b19b1363dd7c87aa3148a1196ddc0fa19742e6d", kill_on_drop: false }`
[INFO] [stdout] bf2354ce0c09c64af259952b1b19b1363dd7c87aa3148a1196ddc0fa19742e6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e459de82e2b55ad268b2231e188831173a20a341e28d2d0126c84c25748f17e4
[INFO] running `Command { std: "docker" "start" "-a" "e459de82e2b55ad268b2231e188831173a20a341e28d2d0126c84c25748f17e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling syn v2.0.85
[INFO] [stderr]    Compiling cc v1.1.31
[INFO] [stderr]     Checking rustls-pki-types v1.10.0
[INFO] [stderr]     Checking bytes v1.8.0
[INFO] [stderr]    Compiling serde v1.0.214
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling serde_json v1.0.132
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]     Checking textwrap v0.16.1
[INFO] [stderr]     Checking hex_fmt v0.3.0
[INFO] [stderr]     Checking flume v0.11.1
[INFO] [stderr]     Checking rustls-pemfile v2.2.0
[INFO] [stderr]     Checking rustls-native-certs v0.7.3
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dashmap v6.1.0
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.2.25
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.65
[INFO] [stderr]    Compiling serde_derive v1.0.214
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking tokio v1.41.0
[INFO] [stderr]     Checking thiserror v1.0.65
[INFO] [stderr]     Checking rustls-webpki v0.102.8
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking tokio-rustls v0.25.0
[INFO] [stderr]     Checking tokio-util v0.7.12
[INFO] [stderr]     Checking rumqttc v0.24.0
[INFO] [stderr]     Checking tokio-stream v0.1.16
[INFO] [stderr]     Checking tasmota-mqtt-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]  --> examples/backup.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     hostname: String,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]  --> examples/backup.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     username: String,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> examples/backup.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     password: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> examples/backup.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     device: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> examples/backup.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     device_password: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]  --> examples/discovery.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     hostname: String,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> examples/discovery.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     username: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> examples/discovery.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     password: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tasmota-mqtt-client` (example "backup") due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `tasmota-mqtt-client` (example "discovery") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "e459de82e2b55ad268b2231e188831173a20a341e28d2d0126c84c25748f17e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e459de82e2b55ad268b2231e188831173a20a341e28d2d0126c84c25748f17e4", kill_on_drop: false }`
[INFO] [stdout] e459de82e2b55ad268b2231e188831173a20a341e28d2d0126c84c25748f17e4
