[INFO] cloning repository https://github.com/noamkatzir/express.rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/noamkatzir/express.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoamkatzir%2Fexpress.rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoamkatzir%2Fexpress.rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 313044e2ea5a810393fa7b926895151f5d5a4eda [INFO] building noamkatzir/express.rs against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoamkatzir%2Fexpress.rs" "/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/noamkatzir/express.rs on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/noamkatzir/express.rs [INFO] finished tweaking git repo https://github.com/noamkatzir/express.rs [INFO] tweaked toml for git repo https://github.com/noamkatzir/express.rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/noamkatzir/express.rs 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 52a1f92d3b2c8274d709297328d5e50bc8f79be38292e8487719d28965307205 [INFO] running `Command { std: "docker" "start" "-a" "52a1f92d3b2c8274d709297328d5e50bc8f79be38292e8487719d28965307205", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "52a1f92d3b2c8274d709297328d5e50bc8f79be38292e8487719d28965307205", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52a1f92d3b2c8274d709297328d5e50bc8f79be38292e8487719d28965307205", kill_on_drop: false }` [INFO] [stdout] 52a1f92d3b2c8274d709297328d5e50bc8f79be38292e8487719d28965307205 [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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 76b136ec66e2e76304440b188ce8197f0e1e6998750c567bf3558b130c3c0686 [INFO] running `Command { std: "docker" "start" "-a" "76b136ec66e2e76304440b188ce8197f0e1e6998750c567bf3558b130c3c0686", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.49 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling cc v1.0.30 [INFO] [stderr] Compiling crc32fast v1.1.2 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Compiling num_cpus v1.10.0 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling bytes v0.4.11 [INFO] [stderr] Compiling threadpool v1.7.1 [INFO] [stderr] Compiling flate2 v1.0.6 [INFO] [stderr] Compiling chrono v0.4.6 [INFO] [stderr] Compiling express v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::io::prelude::*` [INFO] [stdout] --> src/router/router.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TcpListener` [INFO] [stdout] --> src/router/router.rs:4:16 [INFO] [stdout] | [INFO] [stdout] 4 | use std::net::{TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `threadpool::ThreadPool` [INFO] [stdout] --> src/router/router.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use threadpool::ThreadPool; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/acceptor.rs:136:57 [INFO] [stdout] | [INFO] [stdout] 136 | fn parse_http_request(stream: &mut TcpStream) -> Result<(RequestBuilder),u8> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 136 - fn parse_http_request(stream: &mut TcpStream) -> Result<(RequestBuilder),u8> { [INFO] [stdout] 136 + fn parse_http_request(stream: &mut TcpStream) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/router/route.rs:29:20 [INFO] [stdout] | [INFO] [stdout] 29 | cb: Option> [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 29 | cb: Option> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/router/route.rs:20:26 [INFO] [stdout] | [INFO] [stdout] 20 | impl RouteAction for Box { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 20 | impl RouteAction for Box { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bind_on` [INFO] [stdout] --> src/router/router.rs:66:13 [INFO] [stdout] | [INFO] [stdout] 66 | let bind_on = format!("{}:{}", host, port); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bind_on` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/router/reader.rs:26:14 [INFO] [stdout] | [INFO] [stdout] 26 | Variable(Bytes) [INFO] [stdout] | -------- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 26 | Variable(()) [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_http_request` is never used [INFO] [stdout] --> src/router/router.rs:73:4 [INFO] [stdout] | [INFO] [stdout] 73 | fn parse_http_request(mut stream: TcpStream) -> Result<(RequestBuilder, TcpStream),u8> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_request_callback` is never used [INFO] [stdout] --> src/router/router.rs:101:4 [INFO] [stdout] | [INFO] [stdout] 101 | fn run_request_callback(request: RequestBuilder, inner: Arc) -> RouterResult { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `inner` is never read [INFO] [stdout] --> src/acceptor.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct Acceptor { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 23 | inner: Arc [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::prelude::*` [INFO] [stdout] --> src/bin/express.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.54s [INFO] running `Command { std: "docker" "inspect" "76b136ec66e2e76304440b188ce8197f0e1e6998750c567bf3558b130c3c0686", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76b136ec66e2e76304440b188ce8197f0e1e6998750c567bf3558b130c3c0686", kill_on_drop: false }` [INFO] [stdout] 76b136ec66e2e76304440b188ce8197f0e1e6998750c567bf3558b130c3c0686 [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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4332de1dc0e076e7a6865c008e49085ca84c70a52a98ba575bd952cb51cff5af [INFO] running `Command { std: "docker" "start" "-a" "4332de1dc0e076e7a6865c008e49085ca84c70a52a98ba575bd952cb51cff5af", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `std::io::prelude::*` [INFO] [stdout] --> src/router/router.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TcpListener` [INFO] [stdout] --> src/router/router.rs:4:16 [INFO] [stdout] | [INFO] [stdout] 4 | use std::net::{TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `threadpool::ThreadPool` [INFO] [stdout] --> src/router/router.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use threadpool::ThreadPool; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/acceptor.rs:136:57 [INFO] [stdout] | [INFO] [stdout] 136 | fn parse_http_request(stream: &mut TcpStream) -> Result<(RequestBuilder),u8> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 136 - fn parse_http_request(stream: &mut TcpStream) -> Result<(RequestBuilder),u8> { [INFO] [stdout] 136 + fn parse_http_request(stream: &mut TcpStream) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/router/route.rs:29:20 [INFO] [stdout] | [INFO] [stdout] 29 | cb: Option> [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 29 | cb: Option> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/router/route.rs:20:26 [INFO] [stdout] | [INFO] [stdout] 20 | impl RouteAction for Box { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 20 | impl RouteAction for Box { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling express v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `bind_on` [INFO] [stdout] --> src/router/router.rs:66:13 [INFO] [stdout] | [INFO] [stdout] 66 | let bind_on = format!("{}:{}", host, port); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bind_on` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/router/reader.rs:26:14 [INFO] [stdout] | [INFO] [stdout] 26 | Variable(Bytes) [INFO] [stdout] | -------- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 26 | Variable(()) [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_http_request` is never used [INFO] [stdout] --> src/router/router.rs:73:4 [INFO] [stdout] | [INFO] [stdout] 73 | fn parse_http_request(mut stream: TcpStream) -> Result<(RequestBuilder, TcpStream),u8> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_request_callback` is never used [INFO] [stdout] --> src/router/router.rs:101:4 [INFO] [stdout] | [INFO] [stdout] 101 | fn run_request_callback(request: RequestBuilder, inner: Arc) -> RouterResult { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `inner` is never read [INFO] [stdout] --> src/acceptor.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct Acceptor { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 23 | inner: Arc [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::prelude::*` [INFO] [stdout] --> src/bin/express.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::prelude::*` [INFO] [stdout] --> src/router/router.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TcpListener` [INFO] [stdout] --> src/router/router.rs:4:16 [INFO] [stdout] | [INFO] [stdout] 4 | use std::net::{TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `threadpool::ThreadPool` [INFO] [stdout] --> src/router/router.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use threadpool::ThreadPool; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/acceptor.rs:136:57 [INFO] [stdout] | [INFO] [stdout] 136 | fn parse_http_request(stream: &mut TcpStream) -> Result<(RequestBuilder),u8> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 136 - fn parse_http_request(stream: &mut TcpStream) -> Result<(RequestBuilder),u8> { [INFO] [stdout] 136 + fn parse_http_request(stream: &mut TcpStream) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/router/route.rs:29:20 [INFO] [stdout] | [INFO] [stdout] 29 | cb: Option> [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 29 | cb: Option> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/router/route.rs:20:26 [INFO] [stdout] | [INFO] [stdout] 20 | impl RouteAction for Box { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 20 | impl RouteAction for Box { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bind_on` [INFO] [stdout] --> src/router/router.rs:66:13 [INFO] [stdout] | [INFO] [stdout] 66 | let bind_on = format!("{}:{}", host, port); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bind_on` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/router/reader.rs:26:14 [INFO] [stdout] | [INFO] [stdout] 26 | Variable(Bytes) [INFO] [stdout] | -------- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 26 | Variable(()) [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_http_request` is never used [INFO] [stdout] --> src/router/router.rs:73:4 [INFO] [stdout] | [INFO] [stdout] 73 | fn parse_http_request(mut stream: TcpStream) -> Result<(RequestBuilder, TcpStream),u8> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_request_callback` is never used [INFO] [stdout] --> src/router/router.rs:101:4 [INFO] [stdout] | [INFO] [stdout] 101 | fn run_request_callback(request: RequestBuilder, inner: Arc) -> RouterResult { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `inner` is never read [INFO] [stdout] --> src/acceptor.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct Acceptor { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 23 | inner: Arc [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s [INFO] running `Command { std: "docker" "inspect" "4332de1dc0e076e7a6865c008e49085ca84c70a52a98ba575bd952cb51cff5af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4332de1dc0e076e7a6865c008e49085ca84c70a52a98ba575bd952cb51cff5af", kill_on_drop: false }` [INFO] [stdout] 4332de1dc0e076e7a6865c008e49085ca84c70a52a98ba575bd952cb51cff5af