[INFO] cloning repository https://github.com/guillaumecl/mqtt-system-monitor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guillaumecl/mqtt-system-monitor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguillaumecl%2Fmqtt-system-monitor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguillaumecl%2Fmqtt-system-monitor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ebdaaa6e1eb572b33fd3856d5c1bb3ed759adae5
[INFO] checking guillaumecl/mqtt-system-monitor 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%2Fguillaumecl%2Fmqtt-system-monitor" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/guillaumecl/mqtt-system-monitor
[INFO] finished tweaking git repo https://github.com/guillaumecl/mqtt-system-monitor
[INFO] tweaked toml for git repo https://github.com/guillaumecl/mqtt-system-monitor written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/guillaumecl/mqtt-system-monitor 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/guillaumecl/mqtt-system-monitor 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 587d78f086526539d989d9271046c5388a1aac5da6423964abe234e0ec33b9ad
[INFO] running `Command { std: "docker" "start" "-a" "587d78f086526539d989d9271046c5388a1aac5da6423964abe234e0ec33b9ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "587d78f086526539d989d9271046c5388a1aac5da6423964abe234e0ec33b9ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "587d78f086526539d989d9271046c5388a1aac5da6423964abe234e0ec33b9ad", kill_on_drop: false }`
[INFO] [stdout] 587d78f086526539d989d9271046c5388a1aac5da6423964abe234e0ec33b9ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 17519b2429034e3b2d5c0ed408a1e2f63f40f5a9e3fe2b99f62c859e25ba3c6d
[INFO] running `Command { std: "docker" "start" "-a" "17519b2429034e3b2d5c0ed408a1e2f63f40f5a9e3fe2b99f62c859e25ba3c6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling cc v1.2.32
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]     Checking rustls-pki-types v1.12.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking rustls-pemfile v2.2.0
[INFO] [stderr]     Checking slab v0.4.11
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking openssl-probe v0.1.6
[INFO] [stderr]     Checking iana-time-zone v0.1.63
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking winnow v0.7.12
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking rustls-native-certs v0.7.3
[INFO] [stderr]     Checking flume v0.11.1
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]     Checking unicode-segmentation v1.12.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking toml_writer v1.0.2
[INFO] [stderr]     Checking sysinfo v0.37.0
[INFO] [stderr]     Checking strum v0.27.2
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking convert_case v0.8.0
[INFO] [stderr]     Checking stderrlog v0.6.0
[INFO] [stderr]     Checking toml_parser v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling strum_macros v0.27.2
[INFO] [stderr]    Compiling serde-inline-default v0.2.3
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking rustls-webpki v0.102.8
[INFO] [stderr]     Checking serde_spanned v1.0.0
[INFO] [stderr]     Checking toml_datetime v0.7.0
[INFO] [stderr]     Checking minijinja v2.11.0
[INFO] [stderr]     Checking tokio-rustls v0.25.0
[INFO] [stderr]     Checking toml v0.9.5
[INFO] [stderr]     Checking rumqttc v0.24.0
[INFO] [stderr]     Checking mqtt-system-monitor v1.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, std::string::String>
[INFO] [stdout]    --> tests/integration_test.rs:252:9
[INFO] [stdout]     |
[INFO] [stdout] 252 |         get_value::<String>(&env, &context, "disconnected_interface_net_rx")?,
[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]    --> tests/integration_test.rs:252:9
[INFO] [stdout]     |
[INFO] [stdout] 252 |         get_value::<String>(&env, &context, "disconnected_interface_net_rx")?,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, std::string::String>
[INFO] [stdout]    --> tests/integration_test.rs:256:9
[INFO] [stdout]     |
[INFO] [stdout] 256 |         get_value::<String>(&env, &context, "disconnected_interface_net_tx")?,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> tests/integration_test.rs:256:9
[INFO] [stdout]     |
[INFO] [stdout] 256 |         get_value::<String>(&env, &context, "disconnected_interface_net_tx")?,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mqtt-system-monitor` (test "integration_test") due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "17519b2429034e3b2d5c0ed408a1e2f63f40f5a9e3fe2b99f62c859e25ba3c6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17519b2429034e3b2d5c0ed408a1e2f63f40f5a9e3fe2b99f62c859e25ba3c6d", kill_on_drop: false }`
[INFO] [stdout] 17519b2429034e3b2d5c0ed408a1e2f63f40f5a9e3fe2b99f62c859e25ba3c6d
