[INFO] cloning repository https://github.com/arpitanand333/Mini-redis [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arpitanand333/Mini-redis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farpitanand333%2FMini-redis", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farpitanand333%2FMini-redis'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 196207e04888e199e8404135cc7e2487a4a4f8c5 [INFO] checking arpitanand333/Mini-redis against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farpitanand333%2FMini-redis" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/arpitanand333/Mini-redis on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/arpitanand333/Mini-redis [INFO] finished tweaking git repo https://github.com/arpitanand333/Mini-redis [INFO] tweaked toml for git repo https://github.com/arpitanand333/Mini-redis written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/arpitanand333/Mini-redis 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mini-redis v0.4.1 [INFO] [stderr] Downloaded pin-project-lite v0.2.11 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 81f216472727cf019da89b5a0befb8d8c2ae3721d3b60bdd44c15140d473da39 [INFO] running `Command { std: "docker" "start" "-a" "81f216472727cf019da89b5a0befb8d8c2ae3721d3b60bdd44c15140d473da39", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "81f216472727cf019da89b5a0befb8d8c2ae3721d3b60bdd44c15140d473da39", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81f216472727cf019da89b5a0befb8d8c2ae3721d3b60bdd44c15140d473da39", kill_on_drop: false }` [INFO] [stdout] 81f216472727cf019da89b5a0befb8d8c2ae3721d3b60bdd44c15140d473da39 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 894c0a9b03ef2ec46333fe45a4ae0aa7b0df72fe7726011b6c79df9461edd08a [INFO] running `Command { std: "docker" "start" "-a" "894c0a9b03ef2ec46333fe45a4ae0aa7b0df72fe7726011b6c79df9461edd08a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Checking pin-project-lite v0.2.11 [INFO] [stderr] Compiling num-traits v0.2.16 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling lock_api v0.4.10 [INFO] [stderr] Checking tracing-core v0.1.31 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling syn v2.0.28 [INFO] [stderr] Checking smallvec v1.11.0 [INFO] [stderr] Compiling parking_lot_core v0.9.8 [INFO] [stderr] Compiling serde v1.0.183 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling tokio v1.29.1 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Compiling unicode-segmentation v1.10.1 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Compiling serde_json v1.0.104 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking socket2 v0.4.9 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking regex-automata v0.3.6 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking ryu v1.0.15 [INFO] [stderr] Checking itoa v1.0.9 [INFO] [stderr] Checking bytes v1.4.0 [INFO] [stderr] Checking iana-time-zone v0.1.57 [INFO] [stderr] Checking chrono v0.4.26 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking tracing-log v0.1.3 [INFO] [stderr] Checking sharded-slab v0.1.4 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking thread_local v1.1.7 [INFO] [stderr] Checking atoi v0.3.3 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Checking tracing-serde v0.1.3 [INFO] [stderr] Checking regex v1.9.3 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling tracing-attributes v0.1.26 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Compiling pin-project-internal v1.1.3 [INFO] [stderr] Compiling async-stream-impl v0.3.5 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Checking async-stream v0.3.5 [INFO] [stderr] Checking pin-project v1.1.3 [INFO] [stderr] Checking tracing v0.1.37 [INFO] [stderr] Checking tracing-subscriber v0.2.25 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking tokio-stream v0.1.14 [INFO] [stderr] Checking mini-redis v0.4.1 [INFO] [stderr] Checking my-redis v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `clone` [INFO] [stdout] --> src/bin/server.rs:3:33 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{collections::HashMap, clone}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/echo-client.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | wt.write_all(b" hello\r \n").await; [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)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 10 | let _ = wt.write_all(b" hello\r \n").await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/echo-client.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | wt.write_all(b" world \r \n").await; [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] 11 | let _ = wt.write_all(b" world \r \n").await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/echo-client.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | wt.write_all(b" hello\r \n").await; [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)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 10 | let _ = wt.write_all(b" hello\r \n").await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/echo-client.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | wt.write_all(b" world \r \n").await; [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] 11 | let _ = wt.write_all(b" world \r \n").await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `clone` [INFO] [stdout] --> src/bin/server.rs:3:33 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{collections::HashMap, clone}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 38.98s [INFO] running `Command { std: "docker" "inspect" "894c0a9b03ef2ec46333fe45a4ae0aa7b0df72fe7726011b6c79df9461edd08a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "894c0a9b03ef2ec46333fe45a4ae0aa7b0df72fe7726011b6c79df9461edd08a", kill_on_drop: false }` [INFO] [stdout] 894c0a9b03ef2ec46333fe45a4ae0aa7b0df72fe7726011b6c79df9461edd08a [INFO] checking arpitanand333/Mini-redis against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farpitanand333%2FMini-redis" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/arpitanand333/Mini-redis on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/arpitanand333/Mini-redis [INFO] finished tweaking git repo https://github.com/arpitanand333/Mini-redis [INFO] tweaked toml for git repo https://github.com/arpitanand333/Mini-redis written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/arpitanand333/Mini-redis 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b1b268ece7f5a7f3d55daa3d5e234d94f7f5e3c7acc585e2fc1ae1d05374df4b [INFO] running `Command { std: "docker" "start" "-a" "b1b268ece7f5a7f3d55daa3d5e234d94f7f5e3c7acc585e2fc1ae1d05374df4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b1b268ece7f5a7f3d55daa3d5e234d94f7f5e3c7acc585e2fc1ae1d05374df4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1b268ece7f5a7f3d55daa3d5e234d94f7f5e3c7acc585e2fc1ae1d05374df4b", kill_on_drop: false }` [INFO] [stdout] b1b268ece7f5a7f3d55daa3d5e234d94f7f5e3c7acc585e2fc1ae1d05374df4b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f286cc2d6272588432499ef9fed554f05020b4ad357c3a0f55cc6201ad03cd3a [INFO] running `Command { std: "docker" "start" "-a" "f286cc2d6272588432499ef9fed554f05020b4ad357c3a0f55cc6201ad03cd3a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Checking pin-project-lite v0.2.11 [INFO] [stderr] Checking tracing-core v0.1.31 [INFO] [stderr] Compiling num-traits v0.2.16 [INFO] [stderr] Compiling lock_api v0.4.10 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling syn v2.0.28 [INFO] [stderr] Compiling parking_lot_core v0.9.8 [INFO] [stderr] Compiling serde v1.0.183 [INFO] [stderr] Checking smallvec v1.11.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling tokio v1.29.1 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Compiling unicode-segmentation v1.10.1 [INFO] [stderr] Compiling serde_json v1.0.104 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking socket2 v0.4.9 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking regex-automata v0.3.6 [INFO] [stderr] Checking itoa v1.0.9 [INFO] [stderr] Checking bytes v1.4.0 [INFO] [stderr] Checking ryu v1.0.15 [INFO] [stderr] Checking iana-time-zone v0.1.57 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking chrono v0.4.26 [INFO] [stderr] Checking tracing-log v0.1.3 [INFO] [stderr] Checking sharded-slab v0.1.4 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking thread_local v1.1.7 [INFO] [stderr] Checking atoi v0.3.3 [INFO] [stderr] Checking regex v1.9.3 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Checking tracing-serde v0.1.3 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling tracing-attributes v0.1.26 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Compiling pin-project-internal v1.1.3 [INFO] [stderr] Compiling async-stream-impl v0.3.5 [INFO] [stderr] Checking async-stream v0.3.5 [INFO] [stderr] Checking tracing v0.1.37 [INFO] [stderr] Checking pin-project v1.1.3 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking tracing-subscriber v0.2.25 [INFO] [stderr] Checking tokio-stream v0.1.14 [INFO] [stderr] Checking mini-redis v0.4.1 [INFO] [stderr] Checking my-redis v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `clone` [INFO] [stdout] --> src/bin/server.rs:3:33 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{collections::HashMap, clone}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `clone` [INFO] [stdout] --> src/bin/server.rs:3:33 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{collections::HashMap, clone}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/echo-client.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | wt.write_all(b" hello\r \n").await; [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)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 10 | let _ = wt.write_all(b" hello\r \n").await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/echo-client.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | wt.write_all(b" world \r \n").await; [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] 11 | let _ = wt.write_all(b" world \r \n").await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/echo-client.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | wt.write_all(b" hello\r \n").await; [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)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 10 | let _ = wt.write_all(b" hello\r \n").await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/echo-client.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | wt.write_all(b" world \r \n").await; [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] 11 | let _ = wt.write_all(b" world \r \n").await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 44.80s [INFO] running `Command { std: "docker" "inspect" "f286cc2d6272588432499ef9fed554f05020b4ad357c3a0f55cc6201ad03cd3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f286cc2d6272588432499ef9fed554f05020b4ad357c3a0f55cc6201ad03cd3a", kill_on_drop: false }` [INFO] [stdout] f286cc2d6272588432499ef9fed554f05020b4ad357c3a0f55cc6201ad03cd3a