[INFO] cloning repository https://github.com/barais/spring-rust-demo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/barais/spring-rust-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarais%2Fspring-rust-demo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarais%2Fspring-rust-demo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 409c48f56a26ef83affe7b90574d66dddbc0932e [INFO] checking barais/spring-rust-demo against master#217cb73577ed6f30a2005dd75bab01d23ec4cd60 for pr-148939 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarais%2Fspring-rust-demo" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/barais/spring-rust-demo [INFO] finished tweaking git repo https://github.com/barais/spring-rust-demo [INFO] tweaked toml for git repo https://github.com/barais/spring-rust-demo written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/barais/spring-rust-demo on toolchain 217cb73577ed6f30a2005dd75bab01d23ec4cd60 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+217cb73577ed6f30a2005dd75bab01d23ec4cd60" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/barais/spring-rust-demo 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" "+217cb73577ed6f30a2005dd75bab01d23ec4cd60" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded compression-core v0.4.29 [INFO] [stderr] Downloaded generic-array v0.14.8 [INFO] [stderr] Downloaded welds-connections v0.4.18 [INFO] [stderr] Downloaded aide-macros v0.15.0 [INFO] [stderr] Downloaded serde-toml-merge v0.3.11 [INFO] [stderr] Downloaded psm v0.1.27 [INFO] [stderr] Downloaded client-ip v0.1.1 [INFO] [stderr] Downloaded problemdetails v0.6.0 [INFO] [stderr] Downloaded axum-valid v0.24.0 [INFO] [stderr] Downloaded chumsky v0.9.3 [INFO] [stderr] Downloaded regex v1.12.1 [INFO] [stderr] Downloaded welds v0.4.18 [INFO] [stderr] Downloaded lettre v0.11.19 [INFO] [stderr] Downloaded rust_decimal v1.39.0 [INFO] [stderr] Downloaded axum-extra v0.10.3 [INFO] [stderr] Downloaded regex-syntax v0.8.7 [INFO] [stderr] Downloaded async-compression v0.4.32 [INFO] [stderr] Downloaded schemars_derive v1.0.4 [INFO] [stderr] Downloaded serde_qs v0.14.0 [INFO] [stderr] Downloaded schemars_derive v0.9.0 [INFO] [stderr] Downloaded spring v0.4.6 [INFO] [stderr] Downloaded stacker v0.1.22 [INFO] [stderr] Downloaded spring-mail v0.4.1 [INFO] [stderr] Downloaded serde_html_form v0.2.8 [INFO] [stderr] Downloaded regex-automata v0.4.12 [INFO] [stderr] Downloaded spring-macros v0.4.7 [INFO] [stderr] Downloaded axum-client-ip v1.1.3 [INFO] [stderr] Downloaded pem v3.0.6 [INFO] [stderr] Downloaded compression-codecs v0.4.31 [INFO] [stderr] Downloaded email-encoding v0.4.1 [INFO] [stderr] Downloaded hostname v0.4.1 [INFO] [stderr] Downloaded quoted_printable v0.5.1 [INFO] [stderr] Downloaded aide v0.15.1 [INFO] [stderr] Downloaded email_address v0.2.9 [INFO] [stderr] Downloaded spring-web v0.4.9 [INFO] [stderr] Downloaded welds-macros v0.4.18 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+217cb73577ed6f30a2005dd75bab01d23ec4cd60" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 27d1352b48176f3290e979f01008a22580f1a2a1f98a58c31c8e7163d83aa91e [INFO] running `Command { std: "docker" "start" "-a" "27d1352b48176f3290e979f01008a22580f1a2a1f98a58c31c8e7163d83aa91e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "27d1352b48176f3290e979f01008a22580f1a2a1f98a58c31c8e7163d83aa91e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "27d1352b48176f3290e979f01008a22580f1a2a1f98a58c31c8e7163d83aa91e", kill_on_drop: false }` [INFO] [stdout] 27d1352b48176f3290e979f01008a22580f1a2a1f98a58c31c8e7163d83aa91e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+217cb73577ed6f30a2005dd75bab01d23ec4cd60" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4fd898fde51a961be95b3e1efd006c50d9e8c8277d5783f539e746d1e3f4d730 [INFO] running `Command { std: "docker" "start" "-a" "4fd898fde51a961be95b3e1efd006c50d9e8c8277d5783f539e746d1e3f4d730", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling generic-array v0.14.8 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking socket2 v0.6.0 [INFO] [stderr] Checking mio v1.0.4 [INFO] [stderr] Checking subtle v2.6.1 [INFO] [stderr] Compiling zerofrom v0.1.6 [INFO] [stderr] Compiling stable_deref_trait v1.2.1 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Compiling typenum v1.19.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling rustls-pki-types v1.12.0 [INFO] [stderr] Compiling ring v0.17.14 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking regex-syntax v0.8.7 [INFO] [stderr] Compiling yoke v0.8.0 [INFO] [stderr] Compiling lock_api v0.4.14 [INFO] [stderr] Compiling openssl-sys v0.9.109 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling zerovec v0.11.4 [INFO] [stderr] Compiling zerotrie v0.2.2 [INFO] [stderr] Compiling zstd-sys v2.0.16+zstd.1.5.7 [INFO] [stderr] Compiling ahash v0.8.12 [INFO] [stderr] Checking chrono v0.4.42 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling webpki-roots v1.0.3 [INFO] [stderr] Compiling concurrent-queue v2.5.0 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Compiling tokio v1.47.1 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking inout v0.1.4 [INFO] [stderr] Compiling serde_derive_internals v0.29.1 [INFO] [stderr] Compiling tinystr v0.8.1 [INFO] [stderr] Compiling potential_utf v0.1.3 [INFO] [stderr] Compiling ref-cast v1.0.25 [INFO] [stderr] Compiling event-listener v5.4.1 [INFO] [stderr] Compiling icu_collections v2.0.0 [INFO] [stderr] Checking regex-automata v0.4.12 [INFO] [stderr] Compiling tracing v0.1.41 [INFO] [stderr] Compiling icu_locale_core v2.0.0 [INFO] [stderr] Checking cipher v0.4.4 [INFO] [stderr] Checking universal-hash v0.5.1 [INFO] [stderr] Compiling webpki-roots v0.26.11 [INFO] [stderr] Compiling crossbeam-queue v0.3.12 [INFO] [stderr] Checking axum-core v0.5.5 [INFO] [stderr] Compiling thiserror v2.0.17 [INFO] [stderr] Compiling ref-cast-impl v1.0.25 [INFO] [stderr] Compiling icu_provider v2.0.0 [INFO] [stderr] Compiling axum-macros v0.5.0 [INFO] [stderr] Compiling hmac v0.12.1 [INFO] [stderr] Compiling sha2 v0.10.9 [INFO] [stderr] Compiling icu_properties v2.0.1 [INFO] [stderr] Checking opaque-debug v0.3.1 [INFO] [stderr] Compiling zstd-safe v7.2.4 [INFO] [stderr] Checking polyval v0.6.2 [INFO] [stderr] Compiling hkdf v0.12.4 [INFO] [stderr] Compiling md-5 v0.10.6 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Compiling psm v0.1.27 [INFO] [stderr] Compiling openssl v0.10.73 [INFO] [stderr] Checking indexmap v2.11.4 [INFO] [stderr] Checking serde_path_to_error v0.1.20 [INFO] [stderr] Compiling rustls v0.23.32 [INFO] [stderr] Checking winnow v0.7.13 [INFO] [stderr] Checking smallvec v1.15.1 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking parking_lot_core v0.9.12 [INFO] [stderr] Checking icu_normalizer v2.0.0 [INFO] [stderr] Checking matchers v0.2.0 [INFO] [stderr] Checking parking_lot v0.12.5 [INFO] [stderr] Checking tracing-serde v0.2.0 [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Checking idna_adapter v1.2.1 [INFO] [stderr] Checking futures-intrusive v0.5.0 [INFO] [stderr] Checking idna v1.1.0 [INFO] [stderr] Checking serde_spanned v1.0.3 [INFO] [stderr] Checking toml_datetime v0.7.3 [INFO] [stderr] Checking ghash v0.5.1 [INFO] [stderr] Compiling schemars_derive v0.9.0 [INFO] [stderr] Checking aes v0.8.4 [INFO] [stderr] Checking ctr v0.9.2 [INFO] [stderr] Checking url v2.5.7 [INFO] [stderr] Checking aead v0.5.2 [INFO] [stderr] Compiling darling_core v0.20.11 [INFO] [stderr] Compiling stacker v0.1.22 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling cookie v0.18.1 [INFO] [stderr] Checking toml_writer v1.0.4 [INFO] [stderr] Compiling native-tls v0.2.14 [INFO] [stderr] Checking tracing-subscriber v0.3.20 [INFO] [stderr] Checking aes-gcm v0.10.3 [INFO] [stderr] Checking sha1 v0.10.6 [INFO] [stderr] Compiling darling_core v0.21.3 [INFO] [stderr] Checking crossbeam-channel v0.5.15 [INFO] [stderr] Compiling rust_decimal v1.39.0 [INFO] [stderr] Checking rustls-webpki v0.103.7 [INFO] [stderr] Checking schemars v0.9.0 [INFO] [stderr] Checking compression-core v0.4.29 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking toml_parser v1.0.4 [INFO] [stderr] Checking headers v0.4.1 [INFO] [stderr] Checking tracing-error v0.2.1 [INFO] [stderr] Checking toml v0.9.8 [INFO] [stderr] Checking tracing-appender v0.2.3 [INFO] [stderr] Checking dashmap v6.1.0 [INFO] [stderr] Checking serde_html_form v0.2.8 [INFO] [stderr] Compiling spring-macros v0.4.7 [INFO] [stderr] Checking inventory v0.3.21 [INFO] [stderr] Checking chumsky v0.9.3 [INFO] [stderr] Checking regex v1.12.1 [INFO] [stderr] Checking uuid v1.18.1 [INFO] [stderr] Checking serde-toml-merge v0.3.11 [INFO] [stderr] Compiling schemars_derive v1.0.4 [INFO] [stderr] Checking email-encoding v0.4.1 [INFO] [stderr] Compiling tokio-stream v0.1.17 [INFO] [stderr] Checking hostname v0.4.1 [INFO] [stderr] Checking nom v8.0.0 [INFO] [stderr] Checking quoted_printable v0.5.1 [INFO] [stderr] Checking utf8-width v0.1.7 [INFO] [stderr] Checking http-range-header v0.4.2 [INFO] [stderr] Checking email_address v0.2.9 [INFO] [stderr] Checking byte-unit v5.1.6 [INFO] [stderr] Checking simple_asn1 v0.6.3 [INFO] [stderr] Checking tower-http v0.5.2 [INFO] [stderr] Checking pem v3.0.6 [INFO] [stderr] Checking client-ip v0.1.1 [INFO] [stderr] Checking colored v3.0.0 [INFO] [stderr] Checking jsonwebtoken v9.3.1 [INFO] [stderr] Compiling darling_macro v0.20.11 [INFO] [stderr] Compiling darling v0.20.11 [INFO] [stderr] Compiling validator_derive v0.20.0 [INFO] [stderr] Checking schemars v1.0.4 [INFO] [stderr] Compiling darling_macro v0.21.3 [INFO] [stderr] Checking zstd v0.13.3 [INFO] [stderr] Compiling darling v0.21.3 [INFO] [stderr] Compiling serde_with_macros v3.15.0 [INFO] [stderr] Compiling welds-macros v0.4.18 [INFO] [stderr] Checking compression-codecs v0.4.31 [INFO] [stderr] Checking tokio-util v0.7.16 [INFO] [stderr] Checking spring v0.4.6 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking validator v0.20.0 [INFO] [stderr] Checking async-compression v0.4.32 [INFO] [stderr] Checking lettre v0.11.19 [INFO] [stderr] Checking h2 v0.4.12 [INFO] [stderr] Checking tower v0.5.2 [INFO] [stderr] Checking serde_with v3.15.0 [INFO] [stderr] Checking sqlx-core v0.8.6 [INFO] [stderr] Checking spring-mail v0.4.1 [INFO] [stderr] Checking tower-http v0.6.6 [INFO] [stderr] Checking hyper v1.7.0 [INFO] [stderr] Checking sqlx-postgres v0.8.6 [INFO] [stderr] Checking hyper-util v0.1.17 [INFO] [stderr] Checking axum v0.8.6 [INFO] [stderr] Checking axum-extra v0.10.3 [INFO] [stderr] Checking axum-valid v0.24.0 [INFO] [stderr] Checking axum-client-ip v1.1.3 [INFO] [stderr] Checking problemdetails v0.6.0 [INFO] [stderr] Checking aide v0.15.1 [INFO] [stderr] Compiling sqlx-macros-core v0.8.6 [INFO] [stderr] Compiling sqlx-macros v0.8.6 [INFO] [stderr] Checking sqlx v0.8.6 [INFO] [stderr] Checking welds-connections v0.4.18 [INFO] [stderr] Checking welds v0.4.18 [INFO] [stderr] Checking spring-web v0.4.9 [INFO] [stderr] Checking hello-spring-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/web/web.rs:94:5 [INFO] [stdout] | [INFO] [stdout] 90 | let id =match user.id { [INFO] [stdout] | _____________- [INFO] [stdout] 91 | | Some(id1) =>{ return id1.to_string() }, [INFO] [stdout] 92 | | None=>{return "No Id".to_string();}, [INFO] [stdout] 93 | | }; [INFO] [stdout] | |_____- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] 94 | format!("get user info of id#{}", id); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] = note: this warning originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/web/web.rs:94:5 [INFO] [stdout] | [INFO] [stdout] 90 | let id =match user.id { [INFO] [stdout] | _____________- [INFO] [stdout] 91 | | Some(id1) =>{ return id1.to_string() }, [INFO] [stdout] 92 | | None=>{return "No Id".to_string();}, [INFO] [stdout] 93 | | }; [INFO] [stdout] | |_____- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] 94 | format!("get user info of id#{}", id); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] = note: this warning originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/web/web.rs:90:9 [INFO] [stdout] | [INFO] [stdout] 90 | let id =match user.id { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/web/web.rs:90:9 [INFO] [stdout] | [INFO] [stdout] 90 | let id =match user.id { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::hint::must_use` that must be used [INFO] [stdout] --> src/web/web.rs:89:5 [INFO] [stdout] | [INFO] [stdout] 89 | format!("get user info of sub#{}", user.sub); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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] 89 | let _ = format!("get user info of sub#{}", user.sub); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::hint::must_use` that must be used [INFO] [stdout] --> src/web/web.rs:94:5 [INFO] [stdout] | [INFO] [stdout] 94 | format!("get user info of id#{}", id); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 94 | let _ = format!("get user info of id#{}", id); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::hint::must_use` that must be used [INFO] [stdout] --> src/web/web.rs:89:5 [INFO] [stdout] | [INFO] [stdout] 89 | format!("get user info of sub#{}", user.sub); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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] 89 | let _ = format!("get user info of sub#{}", user.sub); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::hint::must_use` that must be used [INFO] [stdout] --> src/web/web.rs:94:5 [INFO] [stdout] | [INFO] [stdout] 94 | format!("get user info of id#{}", id); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 94 | let _ = format!("get user info of id#{}", id); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 31s [INFO] running `Command { std: "docker" "inspect" "4fd898fde51a961be95b3e1efd006c50d9e8c8277d5783f539e746d1e3f4d730", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4fd898fde51a961be95b3e1efd006c50d9e8c8277d5783f539e746d1e3f4d730", kill_on_drop: false }` [INFO] [stdout] 4fd898fde51a961be95b3e1efd006c50d9e8c8277d5783f539e746d1e3f4d730