[INFO] cloning repository https://github.com/FeatureProbe/client-sdk-mobile
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FeatureProbe/client-sdk-mobile" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFeatureProbe%2Fclient-sdk-mobile", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFeatureProbe%2Fclient-sdk-mobile'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8cdca5d1c74d118afd49e4b8c790e26a7413dc49
[INFO] checking FeatureProbe/client-sdk-mobile against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFeatureProbe%2Fclient-sdk-mobile" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/FeatureProbe/client-sdk-mobile
[INFO] finished tweaking git repo https://github.com/FeatureProbe/client-sdk-mobile
[INFO] tweaked toml for git repo https://github.com/FeatureProbe/client-sdk-mobile written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/FeatureProbe/client-sdk-mobile on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/FeatureProbe/client-sdk-mobile 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded engineio-rs v0.1.5
[INFO] [stderr]   Downloaded rusty-hook v0.11.2
[INFO] [stderr]   Downloaded nias v0.5.0
[INFO] [stderr]   Downloaded hyper-rustls v0.23.1
[INFO] [stderr]   Downloaded uniffi_build v0.21.0
[INFO] [stderr]   Downloaded socketio-rs v0.1.7
[INFO] [stderr]   Downloaded askama_derive v0.11.2
[INFO] [stderr]   Downloaded getset v0.1.2
[INFO] [stderr]   Downloaded askama v0.11.1
[INFO] [stderr]   Downloaded enum-iterator-derive v1.1.0
[INFO] [stderr]   Downloaded pest_generator v2.5.0
[INFO] [stderr]   Downloaded uniffi_meta v0.21.0
[INFO] [stderr]   Downloaded enum-iterator v1.1.3
[INFO] [stderr]   Downloaded uniffi_macros v0.21.0
[INFO] [stderr]   Downloaded feature-probe-event v1.2.0
[INFO] [stderr]   Downloaded uniffi v0.21.0
[INFO] [stderr]   Downloaded askama_shared v0.12.2
[INFO] [stderr]   Downloaded camino v1.1.1
[INFO] [stderr]   Downloaded feature-probe-server v2.0.1
[INFO] [stderr]   Downloaded fs-err v2.9.0
[INFO] [stderr]   Downloaded feature-probe-server-sdk v1.2.12
[INFO] [stderr]   Downloaded config v0.13.2
[INFO] [stderr]   Downloaded tower-http v0.2.5
[INFO] [stderr]   Downloaded weedle2 v4.0.0
[INFO] [stderr]   Downloaded uniffi_bindgen v0.21.0
[INFO] [stderr]   Downloaded minstant v0.1.2
[INFO] [stderr]   Downloaded rayon v1.6.0
[INFO] [stderr]   Downloaded sysinfo v0.26.8
[INFO] [stderr]   Downloaded webpki-roots v0.22.5
[INFO] [stderr]   Downloaded criterion v0.3.6
[INFO] [stderr]   Downloaded git2 v0.14.4
[INFO] [stderr]   Downloaded axum-macros v0.2.3
[INFO] [stderr]   Downloaded pest_meta v2.5.0
[INFO] [stderr]   Downloaded vergen v7.4.2
[INFO] [stderr]   Downloaded criterion-plot v0.4.5
[INFO] [stderr]   Downloaded pest_derive v2.5.0
[INFO] [stderr]   Downloaded axum-extra v0.2.1
[INFO] [stderr]   Downloaded tokio v1.22.0
[INFO] [stderr]   Downloaded envmnt v0.8.4
[INFO] [stderr]   Downloaded ci_info v0.10.2
[INFO] [stderr]   Downloaded fsio v0.1.3
[INFO] [stderr]   Downloaded libgit2-sys v0.13.4+1.4.2
[INFO] [stderr]   Downloaded libz-sys v1.1.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54de439bf9e7d438180ed8ce4529a9240376d9459b06d923c90985c6cef81be5
[INFO] running `Command { std: "docker" "start" "-a" "54de439bf9e7d438180ed8ce4529a9240376d9459b06d923c90985c6cef81be5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54de439bf9e7d438180ed8ce4529a9240376d9459b06d923c90985c6cef81be5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54de439bf9e7d438180ed8ce4529a9240376d9459b06d923c90985c6cef81be5", kill_on_drop: false }`
[INFO] [stdout] 54de439bf9e7d438180ed8ce4529a9240376d9459b06d923c90985c6cef81be5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff3e9f4179e2591d5a36e03021cb8fe49f1c859ae3c921e04f324e2b89fa1ed5
[INFO] running `Command { std: "docker" "start" "-a" "ff3e9f4179e2591d5a36e03021cb8fe49f1c859ae3c921e04f324e2b89fa1ed5", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]    Compiling parking_lot_core v0.9.4
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]    Compiling tokio v1.22.0
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling rustls v0.20.7
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]    Compiling async-trait v0.1.58
[INFO] [stderr]    Compiling jobserver v0.1.25
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking rustls-pemfile v1.0.1
[INFO] [stderr]     Checking num_cpus v1.14.0
[INFO] [stderr]     Checking mio v0.8.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]     Checking digest v0.10.6
[INFO] [stderr]     Checking ahash v0.7.6
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling cc v1.0.77
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking sha1 v0.10.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking http-range-header v0.3.0
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]     Checking ipnet v2.5.1
[INFO] [stderr]     Checking rustls-native-certs v0.6.2
[INFO] [stderr]    Compiling time-macros v0.2.6
[INFO] [stderr]     Checking sha-1 v0.10.0
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling nom v7.1.1
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]    Compiling askama_escape v0.10.3
[INFO] [stderr]     Checking headers v0.3.8
[INFO] [stderr]     Checking indexmap v1.9.2
[INFO] [stderr]    Compiling camino v1.1.1
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking matchit v0.5.0
[INFO] [stderr]     Checking sync_wrapper v0.1.1
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]     Checking backoff v0.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling rustversion v1.0.9
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]    Compiling os_str_bytes v6.4.1
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]     Checking unicode-ident v1.0.5
[INFO] [stderr]    Compiling feature_probe_mobile_sdk_core v1.0.2 (/opt/rustwide/workdir/rust-core)
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling libz-sys v1.1.8
[INFO] [stderr]    Compiling libgit2-sys v0.13.4+1.4.2
[INFO] [stderr]    Compiling percent-encoding v2.2.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling textwrap v0.16.0
[INFO] [stderr]    Compiling time v0.3.17
[INFO] [stderr]    Compiling form_urlencoded v1.1.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling fs-err v2.9.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling fsio v0.1.3
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]    Compiling envmnt v0.8.4
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]    Compiling sysinfo v0.26.8
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]    Compiling rayon-core v1.10.1
[INFO] [stderr]    Compiling vergen v7.4.2
[INFO] [stderr]     Checking dlv-list v0.3.0
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling ci_info v0.10.2
[INFO] [stderr]     Checking ordered-multimap v0.4.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling nias v0.5.0
[INFO] [stderr]     Checking plotters-backend v0.3.4
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking plotters-svg v0.3.3
[INFO] [stderr]     Checking rust-ini v0.18.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking heck v0.4.0
[INFO] [stderr]     Checking weedle2 v4.0.0
[INFO] [stderr]     Checking pathdiff v0.2.1
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking rayon v1.6.0
[INFO] [stderr]     Checking plotters v0.3.4
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking webpki-roots v0.22.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling futures-macro v0.3.25
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.23
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling clap_derive v3.2.18
[INFO] [stderr]    Compiling scroll_derive v0.11.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.3
[INFO] [stderr]    Compiling enum-iterator-derive v1.1.0
[INFO] [stderr]    Compiling getset v0.1.2
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]    Compiling axum-macros v0.2.3
[INFO] [stderr]    Compiling scroll v0.11.0
[INFO] [stderr]    Compiling goblin v0.5.4
[INFO] [stderr]     Checking async-stream v0.3.3
[INFO] [stderr]     Checking minstant v0.1.2
[INFO] [stderr]     Checking pin-project v1.0.12
[INFO] [stderr]     Checking tungstenite v0.17.3
[INFO] [stderr]    Compiling pest v2.5.0
[INFO] [stderr]    Compiling clap v3.2.23
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]    Compiling enum-iterator v1.1.3
[INFO] [stderr]     Checking tracing-subscriber v0.3.16
[INFO] [stderr]    Compiling pest_meta v2.5.0
[INFO] [stderr]    Compiling git2 v0.14.4
[INFO] [stderr]    Compiling pest_generator v2.5.0
[INFO] [stderr]    Compiling pest_derive v2.5.0
[INFO] [stderr]     Checking axum-core v0.2.9
[INFO] [stderr]     Checking futures-executor v0.3.25
[INFO] [stderr]     Checking tower-http v0.2.5
[INFO] [stderr]     Checking futures v0.3.25
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling uniffi_meta v0.21.0
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking json5 v0.4.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking dashmap v5.4.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking ron v0.7.1
[INFO] [stderr]     Checking cargo-platform v0.1.2
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking askama_shared v0.12.2
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking cargo_metadata v0.14.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling rusty-hook v0.11.2
[INFO] [stderr]     Checking config v0.13.2
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]    Compiling feature-probe-server v2.0.1
[INFO] [stderr]    Compiling askama_derive v0.11.2
[INFO] [stderr]    Compiling askama v0.11.1
[INFO] [stderr]    Compiling uniffi_bindgen v0.21.0
[INFO] [stderr]     Checking tokio-util v0.7.4
[INFO] [stderr]     Checking tokio-rustls v0.23.4
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking tokio-tungstenite v0.17.2
[INFO] [stderr]     Checking tower-http v0.3.4
[INFO] [stderr]     Checking h2 v0.3.15
[INFO] [stderr]     Checking hyper v0.14.23
[INFO] [stderr]    Compiling uniffi_build v0.21.0
[INFO] [stderr]    Compiling fp-mobile-uniffi v2.0.2 (/opt/rustwide/workdir/rust-uniffi)
[INFO] [stderr]    Compiling uniffi_macros v0.21.0
[INFO] [stderr]     Checking uniffi v0.21.0
[INFO] [stderr]     Checking hyper-rustls v0.23.1
[INFO] [stderr]     Checking axum v0.5.17
[INFO] [stderr]     Checking reqwest v0.11.13
[INFO] [stderr]     Checking engineio-rs v0.1.5
[INFO] [stderr]     Checking feature-probe-server-sdk v1.2.12
[INFO] [stderr]     Checking socketio-rs v0.1.7
[INFO] [stderr]     Checking feature-probe-event v1.2.0
[INFO] [stderr]     Checking axum-extra v0.2.1
[INFO] [stdout] warning: value captured by `slf.socket` is never read
[INFO] [stdout]    --> rust-core/src/feature_probe.rs:252:31
[INFO] [stdout]     |
[INFO] [stdout] 252 |                 Ok(client) => slf.socket = Some(client),
[INFO] [stdout]     |                               ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: did you mean to capture by reference instead?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `slf.socket` is never read
[INFO] [stdout]    --> rust-core/src/feature_probe.rs:252:31
[INFO] [stdout]     |
[INFO] [stdout] 252 |                 Ok(client) => slf.socket = Some(client),
[INFO] [stdout]     |                               ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking demo-cmd v0.1.0 (/opt/rustwide/workdir/examples/demo-cmd)
[INFO] [stdout] warning: value captured by `slf.socket` is never read
[INFO] [stdout]    --> rust-core/src/feature_probe.rs:252:31
[INFO] [stdout]     |
[INFO] [stdout] 252 |                 Ok(client) => slf.socket = Some(client),
[INFO] [stdout]     |                               ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: did you mean to capture by reference instead?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `slf.socket` is never read
[INFO] [stdout]    --> rust-core/src/feature_probe.rs:252:31
[INFO] [stdout]     |
[INFO] [stdout] 252 |                 Ok(client) => slf.socket = Some(client),
[INFO] [stdout]     |                               ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 38s
[INFO] running `Command { std: "docker" "inspect" "ff3e9f4179e2591d5a36e03021cb8fe49f1c859ae3c921e04f324e2b89fa1ed5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff3e9f4179e2591d5a36e03021cb8fe49f1c859ae3c921e04f324e2b89fa1ed5", kill_on_drop: false }`
[INFO] [stdout] ff3e9f4179e2591d5a36e03021cb8fe49f1c859ae3c921e04f324e2b89fa1ed5
