[INFO] fetching crate rumtk-v2-interface 0.2.14... [INFO] linting rumtk-v2-interface-0.2.14 against nightly for clippy-nonminimal_bool-denied [INFO] extracting crate rumtk-v2-interface 0.2.14 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate rumtk-v2-interface 0.2.14 [INFO] finished tweaking crates.io crate rumtk-v2-interface 0.2.14 [INFO] tweaked toml for crates.io crate rumtk-v2-interface 0.2.14 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rumtk-v2-interface 0.2.14 on toolchain nightly [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate rumtk-v2-interface 0.2.14 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" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pyo3-macros v0.27.1 [INFO] [stderr] Downloaded nanoid v0.4.0 [INFO] [stderr] Downloaded castaway v0.2.3 [INFO] [stderr] Downloaded signal-hook-registry v1.4.2 [INFO] [stderr] Downloaded quote v1.0.38 [INFO] [stderr] Downloaded redox_syscall v0.5.8 [INFO] [stderr] Downloaded anstyle-query v1.1.2 [INFO] [stderr] Downloaded phf_generator v0.13.1 [INFO] [stderr] Downloaded ahash v0.8.12 [INFO] [stderr] Downloaded phf_macros v0.13.1 [INFO] [stderr] Downloaded phf_shared v0.13.1 [INFO] [stderr] Downloaded ryu v1.0.18 [INFO] [stderr] Downloaded iana-time-zone v0.1.61 [INFO] [stderr] Downloaded phf v0.13.1 [INFO] [stderr] Downloaded rumtk-hl7-v2 v0.8.12 [INFO] [stderr] Downloaded cc v1.2.7 [INFO] [stderr] Downloaded r-efi v5.2.0 [INFO] [stderr] Downloaded portable-atomic v1.11.1 [INFO] [stderr] Downloaded zerocopy v0.8.25 [INFO] [stderr] Downloaded chrono v0.4.39 [INFO] [stderr] Downloaded syn v2.0.96 [INFO] [stderr] Downloaded zerocopy-derive v0.8.25 [INFO] [stderr] 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"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" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0612cf85c9a1b20318694d8d1262fd5304fa367d8b039fe6d84529f4818d63ab [INFO] running `Command { std: "docker" "start" "-a" "0612cf85c9a1b20318694d8d1262fd5304fa367d8b039fe6d84529f4818d63ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0612cf85c9a1b20318694d8d1262fd5304fa367d8b039fe6d84529f4818d63ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0612cf85c9a1b20318694d8d1262fd5304fa367d8b039fe6d84529f4818d63ab", kill_on_drop: false }` [INFO] [stdout] 0612cf85c9a1b20318694d8d1262fd5304fa367d8b039fe6d84529f4818d63ab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+nightly" "clippy" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 70130e7070052047c81af78e789c45511c69f2fff417ac1dfc51cd0e00b05591 [INFO] running `Command { std: "docker" "start" "-a" "70130e7070052047c81af78e789c45511c69f2fff417ac1dfc51cd0e00b05591", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.103 [INFO] [stderr] Compiling unicode-ident v1.0.14 [INFO] [stderr] Compiling libc v0.2.180 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling target-lexicon v0.13.2 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling getrandom v0.3.4 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling rustversion v1.0.19 [INFO] [stderr] Checking colorchoice v1.0.3 [INFO] [stderr] Checking anstyle-parse v0.2.6 [INFO] [stderr] Checking anstyle-query v1.1.2 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling zerocopy v0.8.25 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking is_terminal_polyfill v1.70.1 [INFO] [stderr] Checking anstyle v1.0.10 [INFO] [stderr] Checking ryu v1.0.18 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Checking clap_lex v0.7.4 [INFO] [stderr] Compiling siphasher v1.0.1 [INFO] [stderr] Checking regex-syntax v0.8.5 [INFO] [stderr] Checking itoa v1.0.14 [INFO] [stderr] Checking encoding_rs v0.8.35 [INFO] [stderr] Checking hashbrown v0.16.1 [INFO] [stderr] Compiling indoc v2.0.6 [INFO] [stderr] Checking anstream v0.6.18 [INFO] [stderr] Compiling phf_shared v0.13.1 [INFO] [stderr] Compiling ahash v0.8.12 [INFO] [stderr] Compiling memoffset v0.9.1 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking clap_builder v4.5.54 [INFO] [stderr] Checking unindent v0.2.4 [INFO] [stderr] Checking pin-project-lite v0.2.16 [INFO] [stderr] Compiling fastrand v2.3.0 [INFO] [stderr] Checking bytes v1.11.0 [INFO] [stderr] Compiling pyo3-build-config v0.27.1 [INFO] [stderr] Checking iana-time-zone v0.1.61 [INFO] [stderr] Compiling phf_generator v0.13.1 [INFO] [stderr] Checking castaway v0.2.3 [INFO] [stderr] Checking phf v0.13.1 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling quote v1.0.38 [INFO] [stderr] Checking chrono v0.4.39 [INFO] [stderr] Compiling syn v2.0.96 [INFO] [stderr] Checking getrandom v0.2.17 [INFO] [stderr] Checking parking_lot_core v0.9.12 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking socket2 v0.6.1 [INFO] [stderr] Checking mio v1.0.3 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking parking_lot v0.12.5 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_core v0.9.5 [INFO] [stderr] Checking chardetng v0.1.17 [INFO] [stderr] Checking regex-automata v0.4.13 [INFO] [stderr] Compiling pyo3-macros-backend v0.27.1 [INFO] [stderr] Compiling pyo3-ffi v0.27.1 [INFO] [stderr] Compiling pyo3 v0.27.1 [INFO] [stderr] Checking indexmap v2.13.0 [INFO] [stderr] Checking regex v1.12.2 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling clap_derive v4.5.49 [INFO] [stderr] Compiling tokio-macros v2.6.0 [INFO] [stderr] Compiling uuid-macro-internal v1.19.0 [INFO] [stderr] Compiling phf_macros v0.13.1 [INFO] [stderr] Checking tokio v1.49.0 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.9.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking rand v0.9.2 [INFO] [stderr] Checking uuid v1.19.0 [INFO] [stderr] Checking clap v4.5.54 [INFO] [stderr] Checking nanoid v0.4.0 [INFO] [stderr] Compiling pyo3-macros v0.27.1 [INFO] [stderr] Checking compact_str v0.9.0 [INFO] [stderr] Checking rumtk-core v0.11.8 [INFO] [stderr] Checking rumtk-hl7-v2 v0.8.12 [INFO] [stderr] Checking rumtk-v2-interface v0.2.14 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `listener` is never read [INFO] [stdout] --> src/main.rs:164:54 [INFO] [stdout] | [INFO] [stdout] 164 | let mut listener: RUMResult = Err(RUMString::new("")); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `listener` is never read [INFO] [stdout] --> src/main.rs:164:54 [INFO] [stdout] | [INFO] [stdout] 164 | let mut listener: RUMResult = Err(RUMString::new("")); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this boolean expression can be simplified [INFO] [stdout] --> src/main.rs:167:40 [INFO] [stdout] | [INFO] [stdout] 167 | } else if args.ip.is_none() && !args.port.is_none() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: try: `args.port.is_some()` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool [INFO] [stdout] = note: `#[warn(clippy::nonminimal_bool)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this boolean expression can be simplified [INFO] [stdout] --> src/main.rs:169:19 [INFO] [stdout] | [INFO] [stdout] 169 | } else if !args.ip.is_none() && !args.port.is_none() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: try: `args.ip.is_some()` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this boolean expression can be simplified [INFO] [stdout] --> src/main.rs:169:41 [INFO] [stdout] | [INFO] [stdout] 169 | } else if !args.ip.is_none() && !args.port.is_none() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: try: `args.port.is_some()` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: called `unwrap` on `args.ip` after checking its variant with `is_none` [INFO] [stdout] --> src/main.rs:171:18 [INFO] [stdout] | [INFO] [stdout] 169 | } else if !args.ip.is_none() && !args.port.is_none() { [INFO] [stdout] | ----------------- the check is happening here [INFO] [stdout] 170 | listener = rumtk_v2_mllp_listen!( [INFO] [stdout] 171 | &args.ip.unwrap(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: try using `match` [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap [INFO] [stdout] = note: `#[warn(clippy::unnecessary_unwrap)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: called `unwrap` on `args.port` after checking its variant with `is_none` [INFO] [stdout] --> src/main.rs:172:17 [INFO] [stdout] | [INFO] [stdout] 169 | } else if !args.ip.is_none() && !args.port.is_none() { [INFO] [stdout] | ------------------- the check is happening here [INFO] [stdout] ... [INFO] [stdout] 172 | args.port.unwrap(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: try using `match` [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: accessing first element with `channel_option.get(0)` [INFO] [stdout] --> src/main.rs:155:23 [INFO] [stdout] | [INFO] [stdout] 155 | let channel = channel_option.get(0).expect("MLLP connection failed"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: try: `channel_option.first()` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_first [INFO] [stdout] = note: `#[warn(clippy::get_first)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler [INFO] [stdout] --> src/main.rs:158:27 [INFO] [stdout] | [INFO] [stdout] 158 | outbound_loop(&channel); [INFO] [stdout] | ^^^^^^^^ help: change this to: `channel` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow [INFO] [stdout] = note: `#[warn(clippy::needless_borrow)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler [INFO] [stdout] --> src/main.rs:160:27 [INFO] [stdout] | [INFO] [stdout] 160 | outbound_send(&channel); [INFO] [stdout] | ^^^^^^^^ help: change this to: `channel` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:118:9 [INFO] [stdout] | [INFO] [stdout] 118 | rumtk_write_stdout!(&raw_msg); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 118 | let _ = rumtk_write_stdout!(&raw_msg); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:160:13 [INFO] [stdout] | [INFO] [stdout] 160 | outbound_send(&channel); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 160 | let _ = outbound_send(&channel); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this boolean expression can be simplified [INFO] [stdout] --> src/main.rs:167:40 [INFO] [stdout] | [INFO] [stdout] 167 | } else if args.ip.is_none() && !args.port.is_none() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: try: `args.port.is_some()` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool [INFO] [stdout] = note: `#[warn(clippy::nonminimal_bool)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this boolean expression can be simplified [INFO] [stdout] --> src/main.rs:169:19 [INFO] [stdout] | [INFO] [stdout] 169 | } else if !args.ip.is_none() && !args.port.is_none() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: try: `args.ip.is_some()` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this boolean expression can be simplified [INFO] [stdout] --> src/main.rs:169:41 [INFO] [stdout] | [INFO] [stdout] 169 | } else if !args.ip.is_none() && !args.port.is_none() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: try: `args.port.is_some()` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: called `unwrap` on `args.ip` after checking its variant with `is_none` [INFO] [stdout] --> src/main.rs:171:18 [INFO] [stdout] | [INFO] [stdout] 169 | } else if !args.ip.is_none() && !args.port.is_none() { [INFO] [stdout] | ----------------- the check is happening here [INFO] [stdout] 170 | listener = rumtk_v2_mllp_listen!( [INFO] [stdout] 171 | &args.ip.unwrap(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: try using `match` [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap [INFO] [stdout] = note: `#[warn(clippy::unnecessary_unwrap)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: called `unwrap` on `args.port` after checking its variant with `is_none` [INFO] [stdout] --> src/main.rs:172:17 [INFO] [stdout] | [INFO] [stdout] 169 | } else if !args.ip.is_none() && !args.port.is_none() { [INFO] [stdout] | ------------------- the check is happening here [INFO] [stdout] ... [INFO] [stdout] 172 | args.port.unwrap(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: try using `match` [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: accessing first element with `channel_option.get(0)` [INFO] [stdout] --> src/main.rs:155:23 [INFO] [stdout] | [INFO] [stdout] 155 | let channel = channel_option.get(0).expect("MLLP connection failed"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: try: `channel_option.first()` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_first [INFO] [stdout] = note: `#[warn(clippy::get_first)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler [INFO] [stdout] --> src/main.rs:158:27 [INFO] [stdout] | [INFO] [stdout] 158 | outbound_loop(&channel); [INFO] [stdout] | ^^^^^^^^ help: change this to: `channel` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow [INFO] [stdout] = note: `#[warn(clippy::needless_borrow)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler [INFO] [stdout] --> src/main.rs:160:27 [INFO] [stdout] | [INFO] [stdout] 160 | outbound_send(&channel); [INFO] [stdout] | ^^^^^^^^ help: change this to: `channel` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:118:9 [INFO] [stdout] | [INFO] [stdout] 118 | rumtk_write_stdout!(&raw_msg); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 118 | let _ = rumtk_write_stdout!(&raw_msg); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:160:13 [INFO] [stdout] | [INFO] [stdout] 160 | outbound_send(&channel); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 160 | let _ = outbound_send(&channel); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.28s [INFO] running `Command { std: "docker" "inspect" "70130e7070052047c81af78e789c45511c69f2fff417ac1dfc51cd0e00b05591", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70130e7070052047c81af78e789c45511c69f2fff417ac1dfc51cd0e00b05591", kill_on_drop: false }` [INFO] [stdout] 70130e7070052047c81af78e789c45511c69f2fff417ac1dfc51cd0e00b05591