[INFO] cloning repository https://github.com/NexInfinite/not-a-furry-bot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NexInfinite/not-a-furry-bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNexInfinite%2Fnot-a-furry-bot", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNexInfinite%2Fnot-a-furry-bot'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9337f23900014e007819872e8c2d8dbf4bf1b15e [INFO] testing NexInfinite/not-a-furry-bot against master#61469b682c2b0bf9cebc4622f1859e2bb3b7ebca for pr-91743 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNexInfinite%2Fnot-a-furry-bot" "/workspace/builds/worker-57/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-57/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/NexInfinite/not-a-furry-bot on toolchain 61469b682c2b0bf9cebc4622f1859e2bb3b7ebca [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/NexInfinite/not-a-furry-bot [INFO] finished tweaking git repo https://github.com/NexInfinite/not-a-furry-bot [INFO] tweaked toml for git repo https://github.com/NexInfinite/not-a-furry-bot written to /workspace/builds/worker-57/source/Cargo.toml [INFO] crate git repo https://github.com/NexInfinite/not-a-furry-bot already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded futures-macro v0.3.7 [INFO] [stderr] Downloaded pin-project-lite v0.2.1 [INFO] [stderr] Downloaded futures-util v0.3.7 [INFO] [stderr] Downloaded futures-channel v0.3.7 [INFO] [stderr] Downloaded futures-core v0.3.7 [INFO] [stderr] Downloaded serenity v0.8.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 83cebf7c8d1e311b1a8eaea8884fb895826263a34d03bc5e85a2b7069cb7c232 [INFO] running `Command { std: "docker" "start" "-a" "83cebf7c8d1e311b1a8eaea8884fb895826263a34d03bc5e85a2b7069cb7c232", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "83cebf7c8d1e311b1a8eaea8884fb895826263a34d03bc5e85a2b7069cb7c232", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83cebf7c8d1e311b1a8eaea8884fb895826263a34d03bc5e85a2b7069cb7c232", kill_on_drop: false }` [INFO] [stdout] 83cebf7c8d1e311b1a8eaea8884fb895826263a34d03bc5e85a2b7069cb7c232 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 13fde8289cbd2da5e98079e9ccc68752ca0f1f78570ea97173aa1590a1e49206 [INFO] running `Command { std: "docker" "start" "-a" "13fde8289cbd2da5e98079e9ccc68752ca0f1f78570ea97173aa1590a1e49206", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Compiling cc v1.0.61 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling once_cell v1.4.1 [INFO] [stderr] Compiling bytes v0.5.6 [INFO] [stderr] Compiling futures-core v0.3.7 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling pin-project-lite v0.1.11 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Compiling futures-sink v0.3.7 [INFO] [stderr] Compiling untrusted v0.7.1 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling spin v0.5.2 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling futures-io v0.3.7 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling bytes v1.0.0 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling tinyvec v0.3.4 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling try-lock v0.2.3 [INFO] [stderr] Compiling pin-project-lite v0.2.1 [INFO] [stderr] Compiling httpdate v0.3.2 [INFO] [stderr] Compiling tower-service v0.3.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling foreign-types-shared v0.1.1 [INFO] [stderr] Compiling base64 v0.12.3 [INFO] [stderr] Compiling openssl v0.10.32 [INFO] [stderr] Compiling serde_json v1.0.59 [INFO] [stderr] Compiling native-tls v0.2.7 [INFO] [stderr] Compiling encoding_rs v0.8.24 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling openssl-probe v0.1.2 [INFO] [stderr] Compiling mime v0.3.16 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.9 [INFO] [stderr] Compiling traitobject v0.1.0 [INFO] [stderr] Compiling adler v0.2.3 [INFO] [stderr] Compiling cpuid-bool v0.1.2 [INFO] [stderr] Compiling opaque-debug v0.3.0 [INFO] [stderr] Compiling dtoa v0.4.6 [INFO] [stderr] Compiling smallvec v1.6.0 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling ipnet v2.3.0 [INFO] [stderr] Compiling base64 v0.11.0 [INFO] [stderr] Compiling utf-8 v0.7.5 [INFO] [stderr] Compiling serenity v0.8.9 [INFO] [stderr] Compiling static_assertions v1.1.0 [INFO] [stderr] Compiling uwl v0.6.0 [INFO] [stderr] Compiling base64 v0.13.0 [INFO] [stderr] Compiling tracing-core v0.1.17 [INFO] [stderr] Compiling instant v0.1.9 [INFO] [stderr] Compiling futures-task v0.3.7 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling form_urlencoded v1.0.0 [INFO] [stderr] Compiling lock_api v0.4.2 [INFO] [stderr] Compiling indexmap v1.6.0 [INFO] [stderr] Compiling tokio v1.0.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling unicode-normalization v0.1.13 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling unsafe-any v0.4.2 [INFO] [stderr] Compiling http v0.2.1 [INFO] [stderr] Compiling input_buffer v0.3.1 [INFO] [stderr] Compiling futures-channel v0.3.7 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling typemap v0.3.3 [INFO] [stderr] Compiling tracing v0.1.21 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling ring v0.16.15 [INFO] [stderr] Compiling openssl-sys v0.9.60 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling net2 v0.2.35 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling mio v0.7.7 [INFO] [stderr] Compiling socket2 v0.3.19 [INFO] [stderr] Compiling parking_lot_core v0.8.2 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Compiling threadpool v1.8.1 [INFO] [stderr] Compiling parking_lot v0.11.1 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling flate2 v1.0.18 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling tokio v0.2.22 [INFO] [stderr] Compiling url v2.2.0 [INFO] [stderr] Compiling http-body v0.3.1 [INFO] [stderr] Compiling http-body v0.4.0 [INFO] [stderr] Compiling tokio-stream v0.1.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling block-buffer v0.9.0 [INFO] [stderr] Compiling digest v0.9.0 [INFO] [stderr] Compiling tokio-util v0.6.0 [INFO] [stderr] Compiling tokio-util v0.3.1 [INFO] [stderr] Compiling pin-project-internal v1.0.1 [INFO] [stderr] Compiling futures-macro v0.3.7 [INFO] [stderr] Compiling command_attr v0.2.0 [INFO] [stderr] Compiling sha-1 v0.9.1 [INFO] [stderr] Compiling webpki v0.21.3 [INFO] [stderr] Compiling sct v0.6.0 [INFO] [stderr] Compiling tungstenite v0.11.1 [INFO] [stderr] Compiling rustls v0.18.1 [INFO] [stderr] Compiling webpki-roots v0.19.0 [INFO] [stderr] Compiling rustls v0.17.0 [INFO] [stderr] Compiling tokio-native-tls v0.3.0 [INFO] [stderr] Compiling pin-project v1.0.1 [INFO] [stderr] Compiling pin-project v0.4.27 [INFO] [stderr] Compiling futures-util v0.3.7 [INFO] [stderr] Compiling tracing-futures v0.2.4 [INFO] [stderr] Compiling tokio-rustls v0.14.1 [INFO] [stderr] Compiling h2 v0.2.7 [INFO] [stderr] Compiling h2 v0.3.0 [INFO] [stderr] Compiling serde_urlencoded v0.6.1 [INFO] [stderr] Compiling serde_urlencoded v0.7.0 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling hyper v0.13.8 [INFO] [stderr] Compiling hyper v0.14.2 [INFO] [stderr] Compiling hyper-tls v0.5.0 [INFO] [stderr] Compiling reqwest v0.11.0 [INFO] [stderr] Compiling hyper-rustls v0.21.0 [INFO] [stderr] Compiling reqwest v0.10.8 [INFO] [stderr] Compiling discord-cum v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/commands/admin/role.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | &member.add_role(&ctx.http, u64::from(role.unwrap().id)); [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] 22 | let _ = &member.add_role(&ctx.http, u64::from(role.unwrap().id)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/commands/admin/rrole.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | &member.remove_role(&ctx.http, u64::from(role.unwrap().id)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 22 | let _ = &member.remove_role(&ctx.http, u64::from(role.unwrap().id)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 36s [INFO] running `Command { std: "docker" "inspect" "13fde8289cbd2da5e98079e9ccc68752ca0f1f78570ea97173aa1590a1e49206", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13fde8289cbd2da5e98079e9ccc68752ca0f1f78570ea97173aa1590a1e49206", kill_on_drop: false }` [INFO] [stdout] 13fde8289cbd2da5e98079e9ccc68752ca0f1f78570ea97173aa1590a1e49206 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b29eaa6d4cd654d852a5771cd298215e3539408e6143c00ec235a3f11fbcaa24 [INFO] running `Command { std: "docker" "start" "-a" "b29eaa6d4cd654d852a5771cd298215e3539408e6143c00ec235a3f11fbcaa24", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling discord-cum v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/commands/admin/role.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | &member.add_role(&ctx.http, u64::from(role.unwrap().id)); [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] 22 | let _ = &member.add_role(&ctx.http, u64::from(role.unwrap().id)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/commands/admin/rrole.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | &member.remove_role(&ctx.http, u64::from(role.unwrap().id)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 22 | let _ = &member.remove_role(&ctx.http, u64::from(role.unwrap().id)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1m 42s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/discord_cum-a34788a8d913261e) [INFO] running `Command { std: "docker" "inspect" "b29eaa6d4cd654d852a5771cd298215e3539408e6143c00ec235a3f11fbcaa24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b29eaa6d4cd654d852a5771cd298215e3539408e6143c00ec235a3f11fbcaa24", kill_on_drop: false }` [INFO] [stdout] b29eaa6d4cd654d852a5771cd298215e3539408e6143c00ec235a3f11fbcaa24 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c2aec07cb52e020be0a46c40ea50c2f96d97dfa3f8a057e888b4c7e4c1aff803 [INFO] running `Command { std: "docker" "start" "-a" "c2aec07cb52e020be0a46c40ea50c2f96d97dfa3f8a057e888b4c7e4c1aff803", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/commands/admin/role.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | &member.add_role(&ctx.http, u64::from(role.unwrap().id)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 22 | let _ = &member.add_role(&ctx.http, u64::from(role.unwrap().id)); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/commands/admin/rrole.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | &member.remove_role(&ctx.http, u64::from(role.unwrap().id)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 22 | let _ = &member.remove_role(&ctx.http, u64::from(role.unwrap().id)); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `discord-cum` (bin "discord-cum" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 10.22s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/discord_cum-a34788a8d913261e) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c2aec07cb52e020be0a46c40ea50c2f96d97dfa3f8a057e888b4c7e4c1aff803", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2aec07cb52e020be0a46c40ea50c2f96d97dfa3f8a057e888b4c7e4c1aff803", kill_on_drop: false }` [INFO] [stdout] c2aec07cb52e020be0a46c40ea50c2f96d97dfa3f8a057e888b4c7e4c1aff803