[INFO] cloning repository https://github.com/maltob/slackwh2x [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maltob/slackwh2x" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaltob%2Fslackwh2x", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaltob%2Fslackwh2x'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 95b187906814050091adb69792c7ab00caaa83d1 [INFO] checking maltob/slackwh2x against master#f1ce0e6a00593493a12e0e3662119786c761f375 for pr-92413 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaltob%2Fslackwh2x" "/workspace/builds/worker-26/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-26/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/maltob/slackwh2x on toolchain f1ce0e6a00593493a12e0e3662119786c761f375 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f1ce0e6a00593493a12e0e3662119786c761f375" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/maltob/slackwh2x [INFO] finished tweaking git repo https://github.com/maltob/slackwh2x [INFO] tweaked toml for git repo https://github.com/maltob/slackwh2x written to /workspace/builds/worker-26/source/Cargo.toml [INFO] crate git repo https://github.com/maltob/slackwh2x already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f1ce0e6a00593493a12e0e3662119786c761f375" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: dependency (env_logger) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [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-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+f1ce0e6a00593493a12e0e3662119786c761f375" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e3f1ae69da54ce1ecb4e67c093f16ae88d74856b411b49d8fac28b15fa86cada [INFO] running `Command { std: "docker" "start" "-a" "e3f1ae69da54ce1ecb4e67c093f16ae88d74856b411b49d8fac28b15fa86cada", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e3f1ae69da54ce1ecb4e67c093f16ae88d74856b411b49d8fac28b15fa86cada", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3f1ae69da54ce1ecb4e67c093f16ae88d74856b411b49d8fac28b15fa86cada", kill_on_drop: false }` [INFO] [stdout] e3f1ae69da54ce1ecb4e67c093f16ae88d74856b411b49d8fac28b15fa86cada [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+f1ce0e6a00593493a12e0e3662119786c761f375" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6d50cc9eeddb60d8119579f6009d3923d04e679115e88534463ee510810c6933 [INFO] running `Command { std: "docker" "start" "-a" "6d50cc9eeddb60d8119579f6009d3923d04e679115e88534463ee510810c6933", kill_on_drop: false }` [INFO] [stderr] warning: dependency (env_logger) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling futures-core v0.3.15 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Checking futures-sink v0.3.15 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling futures-channel v0.3.15 [INFO] [stderr] Compiling futures-task v0.3.15 [INFO] [stderr] Checking futures-io v0.3.15 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling cc v1.0.69 [INFO] [stderr] Compiling pin-project-internal v0.4.28 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] 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v1.0.26 [INFO] [stderr] Checking pin-project v1.0.7 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking pin-project v0.4.28 [INFO] [stderr] Checking actix-codec v0.3.0 [INFO] [stderr] Checking actix-service v1.0.6 [INFO] [stderr] Checking futures v0.3.15 [INFO] [stderr] Checking h2 v0.2.7 [INFO] [stderr] Checking trust-dns-proto v0.19.7 [INFO] [stderr] Checking actix-threadpool v0.3.3 [INFO] [stderr] Checking actix-rt v1.1.1 [INFO] [stderr] Checking actix-utils v2.0.0 [INFO] [stderr] Checking tokio-util v0.6.7 [INFO] [stderr] Checking tokio-native-tls v0.3.0 [INFO] [stderr] Checking actix-server v1.0.4 [INFO] [stderr] Checking actix-tls v2.0.0 [INFO] [stderr] Checking h2 v0.3.3 [INFO] [stderr] Checking actix-testing v1.0.1 [INFO] [stderr] Checking trust-dns-resolver v0.19.7 [INFO] [stderr] Checking actix-connect v2.0.0 [INFO] [stderr] Checking serde_urlencoded v0.7.0 [INFO] [stderr] Checking actix-router v0.2.7 [INFO] [stderr] Checking actix-http v2.2.0 [INFO] [stderr] Checking hyper v0.14.10 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking awc v2.0.3 [INFO] [stderr] Checking reqwest v0.11.4 [INFO] [stderr] Checking actix-web v3.3.2 [INFO] [stderr] Checking slack-hook-to-x v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> src/emoji_replacement.rs:68:5 [INFO] [stdout] | [INFO] [stdout] 68 | name: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `unified` [INFO] [stdout] --> src/emoji_replacement.rs:69:5 [INFO] [stdout] | [INFO] [stdout] 69 | unified: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `short_name` [INFO] [stdout] --> src/emoji_replacement.rs:70:5 [INFO] [stdout] | [INFO] [stdout] 70 | short_name: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `non_qualified` [INFO] [stdout] --> src/emoji_replacement.rs:71:5 [INFO] [stdout] | [INFO] [stdout] 71 | non_qualified: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `short_names` [INFO] [stdout] --> src/emoji_replacement.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | short_names: Vec<String>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `docomo` [INFO] [stdout] --> src/emoji_replacement.rs:73:5 [INFO] [stdout] | [INFO] [stdout] 73 | docomo: String, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `au` [INFO] [stdout] --> src/emoji_replacement.rs:74:5 [INFO] [stdout] | [INFO] [stdout] 74 | au: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `google` [INFO] [stdout] --> src/emoji_replacement.rs:75:5 [INFO] [stdout] | [INFO] [stdout] 75 | google: String, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `softbank` [INFO] [stdout] --> src/emoji_replacement.rs:76:5 [INFO] [stdout] | [INFO] [stdout] 76 | softbank: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `image` [INFO] [stdout] --> src/emoji_replacement.rs:77:5 [INFO] [stdout] | [INFO] [stdout] 77 | image: String, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `sheet_x` [INFO] [stdout] --> src/emoji_replacement.rs:78:5 [INFO] [stdout] | [INFO] [stdout] 78 | sheet_x: u32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `sheet_y` [INFO] [stdout] --> src/emoji_replacement.rs:79:5 [INFO] [stdout] | [INFO] [stdout] 79 | sheet_y: u32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `sort_order` [INFO] [stdout] --> src/emoji_replacement.rs:80:5 [INFO] [stdout] | [INFO] [stdout] 80 | sort_order: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `text` [INFO] [stdout] --> src/emoji_replacement.rs:81:5 [INFO] [stdout] | [INFO] [stdout] 81 | text: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `texts` [INFO] [stdout] --> src/emoji_replacement.rs:82:5 [INFO] [stdout] | [INFO] [stdout] 82 | texts: Vec<String>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `category` [INFO] [stdout] --> src/emoji_replacement.rs:83:5 [INFO] [stdout] | [INFO] [stdout] 83 | category: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `subcategory` [INFO] [stdout] --> src/emoji_replacement.rs:84:5 [INFO] [stdout] | [INFO] [stdout] 84 | subcategory: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `added_in` [INFO] [stdout] --> src/emoji_replacement.rs:85:5 [INFO] [stdout] | [INFO] [stdout] 85 | added_in: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `has_img_apple` [INFO] [stdout] --> src/emoji_replacement.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 86 | has_img_apple: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `has_img_google` [INFO] [stdout] --> src/emoji_replacement.rs:87:5 [INFO] [stdout] | [INFO] [stdout] 87 | has_img_google: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `has_img_twitter` [INFO] [stdout] --> src/emoji_replacement.rs:88:5 [INFO] [stdout] | [INFO] [stdout] 88 | has_img_twitter: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `has_img_facebook` [INFO] [stdout] --> src/emoji_replacement.rs:89:5 [INFO] [stdout] | [INFO] [stdout] 89 | has_img_facebook: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> src/emoji_replacement.rs:68:5 [INFO] [stdout] | [INFO] [stdout] 68 | name: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `unified` [INFO] [stdout] --> src/emoji_replacement.rs:69:5 [INFO] [stdout] | [INFO] [stdout] 69 | unified: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `short_name` [INFO] [stdout] --> src/emoji_replacement.rs:70:5 [INFO] [stdout] | [INFO] [stdout] 70 | short_name: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `non_qualified` [INFO] [stdout] --> src/emoji_replacement.rs:71:5 [INFO] [stdout] | [INFO] [stdout] 71 | non_qualified: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `short_names` [INFO] [stdout] --> src/emoji_replacement.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | short_names: Vec<String>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `docomo` [INFO] [stdout] --> src/emoji_replacement.rs:73:5 [INFO] [stdout] | [INFO] [stdout] 73 | docomo: String, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `au` [INFO] [stdout] --> src/emoji_replacement.rs:74:5 [INFO] [stdout] | [INFO] [stdout] 74 | au: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `google` [INFO] [stdout] --> src/emoji_replacement.rs:75:5 [INFO] [stdout] | [INFO] [stdout] 75 | google: String, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `softbank` [INFO] [stdout] --> src/emoji_replacement.rs:76:5 [INFO] [stdout] | [INFO] [stdout] 76 | softbank: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `image` [INFO] [stdout] --> src/emoji_replacement.rs:77:5 [INFO] [stdout] | [INFO] [stdout] 77 | image: String, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `sheet_x` [INFO] [stdout] --> src/emoji_replacement.rs:78:5 [INFO] [stdout] | [INFO] [stdout] 78 | sheet_x: u32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `sheet_y` [INFO] [stdout] --> src/emoji_replacement.rs:79:5 [INFO] [stdout] | [INFO] [stdout] 79 | sheet_y: u32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `sort_order` [INFO] [stdout] --> src/emoji_replacement.rs:80:5 [INFO] [stdout] | [INFO] [stdout] 80 | sort_order: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `text` [INFO] [stdout] --> src/emoji_replacement.rs:81:5 [INFO] [stdout] | [INFO] [stdout] 81 | text: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `texts` [INFO] [stdout] --> src/emoji_replacement.rs:82:5 [INFO] [stdout] | [INFO] [stdout] 82 | texts: Vec<String>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `category` [INFO] [stdout] --> src/emoji_replacement.rs:83:5 [INFO] [stdout] | [INFO] [stdout] 83 | category: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `subcategory` [INFO] [stdout] --> src/emoji_replacement.rs:84:5 [INFO] [stdout] | [INFO] [stdout] 84 | subcategory: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `added_in` [INFO] [stdout] --> src/emoji_replacement.rs:85:5 [INFO] [stdout] | [INFO] [stdout] 85 | added_in: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `has_img_apple` [INFO] [stdout] --> src/emoji_replacement.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 86 | has_img_apple: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `has_img_google` [INFO] [stdout] --> src/emoji_replacement.rs:87:5 [INFO] [stdout] | [INFO] [stdout] 87 | has_img_google: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `has_img_twitter` [INFO] [stdout] --> src/emoji_replacement.rs:88:5 [INFO] [stdout] | [INFO] [stdout] 88 | has_img_twitter: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `has_img_facebook` [INFO] [stdout] --> src/emoji_replacement.rs:89:5 [INFO] [stdout] | [INFO] [stdout] 89 | has_img_facebook: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/emoji_replacement.rs:42:25 [INFO] [stdout] | [INFO] [stdout] 42 | ... &self.emojis.insert(format!(":{}:",emoji["short_name"].to_string()[1..emoji["short_name"].to_string().chars().count()-1].to_string()),unicode_glyp... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 42 | let _ = &self.emojis.insert(format!(":{}:",emoji["short_name"].to_string()[1..emoji["short_name"].to_string().chars().count()-1].to_string()),unicode_glyph); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/emoji_replacement.rs:42:25 [INFO] [stdout] | [INFO] [stdout] 42 | ... &self.emojis.insert(format!(":{}:",emoji["short_name"].to_string()[1..emoji["short_name"].to_string().chars().count()-1].to_string()),unicode_glyp... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 42 | let _ = &self.emojis.insert(format!(":{}:",emoji["short_name"].to_string()[1..emoji["short_name"].to_string().chars().count()-1].to_string()),unicode_glyph); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 23 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 23 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 53.55s [INFO] running `Command { std: "docker" "inspect" "6d50cc9eeddb60d8119579f6009d3923d04e679115e88534463ee510810c6933", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d50cc9eeddb60d8119579f6009d3923d04e679115e88534463ee510810c6933", kill_on_drop: false }` [INFO] [stdout] 6d50cc9eeddb60d8119579f6009d3923d04e679115e88534463ee510810c6933