[INFO] cloning repository https://github.com/RustPanda/hyper-webserver [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RustPanda/hyper-webserver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustPanda%2Fhyper-webserver", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustPanda%2Fhyper-webserver'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dc9666cc7b9e2536843a28c107671e786de33157 [INFO] checking RustPanda/hyper-webserver against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustPanda%2Fhyper-webserver" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/RustPanda/hyper-webserver 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/RustPanda/hyper-webserver [INFO] finished tweaking git repo https://github.com/RustPanda/hyper-webserver [INFO] tweaked toml for git repo https://github.com/RustPanda/hyper-webserver written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/RustPanda/hyper-webserver 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded http-body v0.4.2 [INFO] [stderr] Downloaded path-tree v0.1.12 [INFO] [stderr] Downloaded handlebars v4.0.0 [INFO] [stderr] Downloaded tokio v1.6.0 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f447fa55bedc4e7e6610c4579fbed34fc6d815e6965083fd2cd3f93fa43fc650 [INFO] running `Command { std: "docker" "start" "-a" "f447fa55bedc4e7e6610c4579fbed34fc6d815e6965083fd2cd3f93fa43fc650", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f447fa55bedc4e7e6610c4579fbed34fc6d815e6965083fd2cd3f93fa43fc650", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f447fa55bedc4e7e6610c4579fbed34fc6d815e6965083fd2cd3f93fa43fc650", kill_on_drop: false }` [INFO] [stdout] f447fa55bedc4e7e6610c4579fbed34fc6d815e6965083fd2cd3f93fa43fc650 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c8e063f36ee71cbce6b807dc39b598d8a93c661ac3cf2ec9bec3e287285d4a4f [INFO] running `Command { std: "docker" "start" "-a" "c8e063f36ee71cbce6b807dc39b598d8a93c661ac3cf2ec9bec3e287285d4a4f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling futures-core v0.3.15 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Compiling futures-task v0.3.15 [INFO] [stderr] Checking tracing-core v0.1.18 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling tokio v1.6.0 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Compiling futures-channel v0.3.15 [INFO] [stderr] Compiling httparse v1.4.1 [INFO] [stderr] Checking http v0.2.4 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking mio v0.7.11 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Compiling async-trait v0.1.50 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking socket2 v0.4.0 [INFO] [stderr] Checking quick-error v2.0.1 [INFO] [stderr] Checking path-tree v0.1.12 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking http-body v0.4.2 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling pin-project-internal v1.0.7 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling tokio-macros v1.2.0 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Checking pin-project v1.0.7 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking hyper v0.14.7 [INFO] [stderr] Checking serde v1.0.126 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Checking handlebars v4.0.0 [INFO] [stderr] Checking webserver v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | &mut render_service.router("/", index).await; [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] 17 | let _ = &mut render_service.router("/", index).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type [INFO] [stdout] --> src/service.rs:36:44 [INFO] [stdout] | [INFO] [stdout] 36 | map.insert(String::from(key.clone()), String::from(val.clone())); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type [INFO] [stdout] --> src/service.rs:36:71 [INFO] [stdout] | [INFO] [stdout] 36 | map.insert(String::from(key.clone()), String::from(val.clone())); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | &mut render_service.router("/", index).await; [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] 17 | let _ = &mut render_service.router("/", index).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type [INFO] [stdout] --> src/service.rs:36:44 [INFO] [stdout] | [INFO] [stdout] 36 | map.insert(String::from(key.clone()), String::from(val.clone())); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type [INFO] [stdout] --> src/service.rs:36:71 [INFO] [stdout] | [INFO] [stdout] 36 | map.insert(String::from(key.clone()), String::from(val.clone())); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.25s [INFO] running `Command { std: "docker" "inspect" "c8e063f36ee71cbce6b807dc39b598d8a93c661ac3cf2ec9bec3e287285d4a4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8e063f36ee71cbce6b807dc39b598d8a93c661ac3cf2ec9bec3e287285d4a4f", kill_on_drop: false }` [INFO] [stdout] c8e063f36ee71cbce6b807dc39b598d8a93c661ac3cf2ec9bec3e287285d4a4f [INFO] checking RustPanda/hyper-webserver against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustPanda%2Fhyper-webserver" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/RustPanda/hyper-webserver on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/RustPanda/hyper-webserver [INFO] finished tweaking git repo https://github.com/RustPanda/hyper-webserver [INFO] tweaked toml for git repo https://github.com/RustPanda/hyper-webserver written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/RustPanda/hyper-webserver 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cee9dca6daacc5a619d6439127c2489c05d4ec81b61adf716c01097a3eca0dec [INFO] running `Command { std: "docker" "start" "-a" "cee9dca6daacc5a619d6439127c2489c05d4ec81b61adf716c01097a3eca0dec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cee9dca6daacc5a619d6439127c2489c05d4ec81b61adf716c01097a3eca0dec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cee9dca6daacc5a619d6439127c2489c05d4ec81b61adf716c01097a3eca0dec", kill_on_drop: false }` [INFO] [stdout] cee9dca6daacc5a619d6439127c2489c05d4ec81b61adf716c01097a3eca0dec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6aa5297d5c62fd8d5aeff074b57e3ec5364a17a268af0f121c4059a1cb374ed7 [INFO] running `Command { std: "docker" "start" "-a" "6aa5297d5c62fd8d5aeff074b57e3ec5364a17a268af0f121c4059a1cb374ed7", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Compiling futures-core v0.3.15 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Compiling futures-task v0.3.15 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking tracing-core v0.1.18 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Compiling tokio v1.6.0 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling httparse v1.4.1 [INFO] [stderr] Compiling futures-channel v0.3.15 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking mio v0.7.11 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking http v0.2.4 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Compiling async-trait v0.1.50 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking socket2 v0.4.0 [INFO] [stderr] Checking quick-error v2.0.1 [INFO] [stderr] Checking path-tree v0.1.12 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking http-body v0.4.2 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling pin-project-internal v1.0.7 [INFO] [stderr] Compiling tokio-macros v1.2.0 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Checking pin-project v1.0.7 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking hyper v0.14.7 [INFO] [stderr] Checking serde v1.0.126 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Checking handlebars v4.0.0 [INFO] [stderr] Checking webserver v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | &mut render_service.router("/", index).await; [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] 17 | let _ = &mut render_service.router("/", index).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type [INFO] [stdout] --> src/service.rs:36:44 [INFO] [stdout] | [INFO] [stdout] 36 | map.insert(String::from(key.clone()), String::from(val.clone())); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type [INFO] [stdout] --> src/service.rs:36:71 [INFO] [stdout] | [INFO] [stdout] 36 | map.insert(String::from(key.clone()), String::from(val.clone())); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | &mut render_service.router("/", index).await; [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] 17 | let _ = &mut render_service.router("/", index).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type [INFO] [stdout] --> src/service.rs:36:44 [INFO] [stdout] | [INFO] [stdout] 36 | map.insert(String::from(key.clone()), String::from(val.clone())); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type [INFO] [stdout] --> src/service.rs:36:71 [INFO] [stdout] | [INFO] [stdout] 36 | map.insert(String::from(key.clone()), String::from(val.clone())); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.36s [INFO] running `Command { std: "docker" "inspect" "6aa5297d5c62fd8d5aeff074b57e3ec5364a17a268af0f121c4059a1cb374ed7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6aa5297d5c62fd8d5aeff074b57e3ec5364a17a268af0f121c4059a1cb374ed7", kill_on_drop: false }` [INFO] [stdout] 6aa5297d5c62fd8d5aeff074b57e3ec5364a17a268af0f121c4059a1cb374ed7