[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, std::string::String> [INFO] [stdout] --> tests/integration_test.rs:252:9 [INFO] [stdout] | [INFO] [stdout] 252 | get_value::(&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 [INFO] [stdout] --> tests/integration_test.rs:252:9 [INFO] [stdout] | [INFO] [stdout] 252 | get_value::(&env, &context, "disconnected_interface_net_rx")?, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, std::string::String> [INFO] [stdout] --> tests/integration_test.rs:256:9 [INFO] [stdout] | [INFO] [stdout] 256 | get_value::(&env, &context, "disconnected_interface_net_tx")?, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> tests/integration_test.rs:256:9 [INFO] [stdout] | [INFO] [stdout] 256 | get_value::(&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