[INFO] cloning repository https://github.com/brook-bang/rust-web-server [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brook-bang/rust-web-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrook-bang%2Frust-web-server", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrook-bang%2Frust-web-server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4eff7a78565b9c764019d9eb2a7c0437d9b337c7 [INFO] checking brook-bang/rust-web-server against try#ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1 for pr-145108 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrook-bang%2Frust-web-server" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/brook-bang/rust-web-server [INFO] finished tweaking git repo https://github.com/brook-bang/rust-web-server [INFO] tweaked toml for git repo https://github.com/brook-bang/rust-web-server written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/brook-bang/rust-web-server on toolchain ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/brook-bang/rust-web-server 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" "+ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5abe3891dd16ffdb818e36aa19f6adcc307db94e8b709d77c18be0ccddfda684 [INFO] running `Command { std: "docker" "start" "-a" "5abe3891dd16ffdb818e36aa19f6adcc307db94e8b709d77c18be0ccddfda684", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5abe3891dd16ffdb818e36aa19f6adcc307db94e8b709d77c18be0ccddfda684", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5abe3891dd16ffdb818e36aa19f6adcc307db94e8b709d77c18be0ccddfda684", kill_on_drop: false }` [INFO] [stdout] 5abe3891dd16ffdb818e36aa19f6adcc307db94e8b709d77c18be0ccddfda684 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 45adb94478450272e47afdb129b7f2257808faf86217503582d21681618beadc [INFO] running `Command { std: "docker" "start" "-a" "45adb94478450272e47afdb129b7f2257808faf86217503582d21681618beadc", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.171 [INFO] [stderr] Compiling proc-macro2 v1.0.94 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking smallvec v1.14.0 [INFO] [stderr] Checking bytes v1.10.1 [INFO] [stderr] Checking pin-project-lite v0.2.16 [INFO] [stderr] Checking path-tree v0.2.2 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.100 [INFO] [stderr] Checking socket2 v0.5.9 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking mio v1.0.3 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling async-trait v0.1.88 [INFO] [stderr] Checking tokio v1.44.1 [INFO] [stderr] Checking rust-web-server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/http/router.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 24 | if let handler = self.root.find(&conn.request.uri).unwrap() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/http/request.rs:9:15 [INFO] [stdout] | [INFO] [stdout] 9 | Utf8Error(std::string::FromUtf8Error), [INFO] [stdout] | --------- ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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] 9 - Utf8Error(std::string::FromUtf8Error), [INFO] [stdout] 9 + Utf8Error(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/http/request.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | IOError(std::io::Error), [INFO] [stdout] | ------- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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] 10 - IOError(std::io::Error), [INFO] [stdout] 10 + IOError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `PUT`, `PATCH`, `OPTION`, and `DELETE` are never constructed [INFO] [stdout] --> src/http/request.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 27 | pub enum Method { [INFO] [stdout] | ------ variants in this enum [INFO] [stdout] ... [INFO] [stdout] 30 | PUT, [INFO] [stdout] | ^^^ [INFO] [stdout] 31 | PATCH, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 32 | OPTION, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 33 | DELETE, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Method` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `query_params` is never read [INFO] [stdout] --> src/http/request.rs:76:9 [INFO] [stdout] | [INFO] [stdout] 71 | pub struct Request { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 76 | pub query_params: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | Server::start("127.0.0.1:8080", LogMiddleware { wrapped:router }).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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 33 | let _ = Server::start("127.0.0.1:8080", LogMiddleware { wrapped:router }).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/http/router.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 30 | handler.0.handle_connection(conn).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] 30 | let _ = handler.0.handle_connection(conn).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/http/server.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | ch.handle_connection(&mut connection).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] 26 | let _ = ch.handle_connection(&mut connection).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/http/router.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 24 | if let handler = self.root.find(&conn.request.uri).unwrap() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/http/request.rs:9:15 [INFO] [stdout] | [INFO] [stdout] 9 | Utf8Error(std::string::FromUtf8Error), [INFO] [stdout] | --------- ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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] 9 - Utf8Error(std::string::FromUtf8Error), [INFO] [stdout] 9 + Utf8Error(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/http/request.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | IOError(std::io::Error), [INFO] [stdout] | ------- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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] 10 - IOError(std::io::Error), [INFO] [stdout] 10 + IOError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `PUT`, `PATCH`, `OPTION`, and `DELETE` are never constructed [INFO] [stdout] --> src/http/request.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 27 | pub enum Method { [INFO] [stdout] | ------ variants in this enum [INFO] [stdout] ... [INFO] [stdout] 30 | PUT, [INFO] [stdout] | ^^^ [INFO] [stdout] 31 | PATCH, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 32 | OPTION, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 33 | DELETE, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Method` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `query_params` is never read [INFO] [stdout] --> src/http/request.rs:76:9 [INFO] [stdout] | [INFO] [stdout] 71 | pub struct Request { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 76 | pub query_params: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | Server::start("127.0.0.1:8080", LogMiddleware { wrapped:router }).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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 33 | let _ = Server::start("127.0.0.1:8080", LogMiddleware { wrapped:router }).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/http/router.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 30 | handler.0.handle_connection(conn).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] 30 | let _ = handler.0.handle_connection(conn).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/http/server.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | ch.handle_connection(&mut connection).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] 26 | let _ = ch.handle_connection(&mut connection).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.73s [INFO] running `Command { std: "docker" "inspect" "45adb94478450272e47afdb129b7f2257808faf86217503582d21681618beadc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45adb94478450272e47afdb129b7f2257808faf86217503582d21681618beadc", kill_on_drop: false }` [INFO] [stdout] 45adb94478450272e47afdb129b7f2257808faf86217503582d21681618beadc