[INFO] cloning repository https://github.com/nenodias/async-server [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nenodias/async-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnenodias%2Fasync-server", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnenodias%2Fasync-server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 28bf9e3778fc3ffc75cc2bf7af03b0dd83c78f51 [INFO] checking nenodias/async-server against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnenodias%2Fasync-server" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nenodias/async-server 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/nenodias/async-server [INFO] finished tweaking git repo https://github.com/nenodias/async-server [INFO] tweaked toml for git repo https://github.com/nenodias/async-server written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/nenodias/async-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c1021e80851a3a5aaa5de54b76502506a922d6c57a651f852d0b4946a8722d11 [INFO] running `Command { std: "docker" "start" "-a" "c1021e80851a3a5aaa5de54b76502506a922d6c57a651f852d0b4946a8722d11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c1021e80851a3a5aaa5de54b76502506a922d6c57a651f852d0b4946a8722d11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c1021e80851a3a5aaa5de54b76502506a922d6c57a651f852d0b4946a8722d11", kill_on_drop: false }` [INFO] [stdout] c1021e80851a3a5aaa5de54b76502506a922d6c57a651f852d0b4946a8722d11 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 2a82d8d2d0fcdebd4a104b695236e26514f268e294bc45c7042de5eeebb16b8f [INFO] running `Command { std: "docker" "start" "-a" "2a82d8d2d0fcdebd4a104b695236e26514f268e294bc45c7042de5eeebb16b8f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling parking_lot_core v0.9.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Checking pin-project-lite v0.2.8 [INFO] [stderr] Checking once_cell v1.10.0 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking lock_api v0.4.6 [INFO] [stderr] Checking mio v0.8.0 [INFO] [stderr] Checking parking_lot v0.12.0 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Checking tokio v1.17.0 [INFO] [stderr] Checking async-server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `method::Method` [INFO] [stdout] --> src/http/mod.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | pub use method::Method; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Value as QueryStringValue` [INFO] [stdout] --> src/http/mod.rs:2:37 [INFO] [stdout] | [INFO] [stdout] 2 | pub use query_string::{QueryString, Value as QueryStringValue}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `request::ParseError` [INFO] [stdout] --> src/http/mod.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | pub use request::ParseError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/http/request.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ToString` is imported redundantly [INFO] [stdout] --> src/http/response.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::string::ToString; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `ToString` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `method::Method` [INFO] [stdout] --> src/http/mod.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | pub use method::Method; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Value as QueryStringValue` [INFO] [stdout] --> src/http/mod.rs:2:37 [INFO] [stdout] | [INFO] [stdout] 2 | pub use query_string::{QueryString, Value as QueryStringValue}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `request::ParseError` [INFO] [stdout] --> src/http/mod.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | pub use request::ParseError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/http/request.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ToString` is imported redundantly [INFO] [stdout] --> src/http/response.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::string::ToString; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `ToString` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `data` is never read [INFO] [stdout] --> src/http/query_string.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct QueryString<'buf> { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 5 | data: HashMap<&'buf str, Value<'buf>>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `QueryString` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get` is never used [INFO] [stdout] --> src/http/query_string.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl<'buf> QueryString<'buf> { [INFO] [stdout] | ---------------------------- method in this implementation [INFO] [stdout] 15 | pub fn get(&self, key: &str) -> Option<&Value> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `query_string` and `method` are never read [INFO] [stdout] --> src/http/request.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct Request<'buf> { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 11 | path: &'buf str, [INFO] [stdout] 12 | query_string: Option>, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 13 | method: Method, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Request` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `method` and `query_string` are never used [INFO] [stdout] --> src/http/request.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl<'buf> Request<'buf> { [INFO] [stdout] | ------------------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 21 | pub fn method(&self) -> &Method { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 25 | pub fn query_string(&self) -> Option<&QueryString> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `BadRequest` and `NotFound` are never constructed [INFO] [stdout] --> src/http/status_code.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum StatusCode { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] 5 | Ok = 200, [INFO] [stdout] 6 | BadRequest = 400, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 7 | NotFound = 404, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `StatusCode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `data` is never read [INFO] [stdout] --> src/http/query_string.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct QueryString<'buf> { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 5 | data: HashMap<&'buf str, Value<'buf>>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `QueryString` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get` is never used [INFO] [stdout] --> src/http/query_string.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl<'buf> QueryString<'buf> { [INFO] [stdout] | ---------------------------- method in this implementation [INFO] [stdout] 15 | pub fn get(&self, key: &str) -> Option<&Value> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `query_string` and `method` are never read [INFO] [stdout] --> src/http/request.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct Request<'buf> { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 11 | path: &'buf str, [INFO] [stdout] 12 | query_string: Option>, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 13 | method: Method, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Request` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `method` and `query_string` are never used [INFO] [stdout] --> src/http/request.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl<'buf> Request<'buf> { [INFO] [stdout] | ------------------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 21 | pub fn method(&self) -> &Method { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 25 | pub fn query_string(&self) -> Option<&QueryString> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `BadRequest` and `NotFound` are never constructed [INFO] [stdout] --> src/http/status_code.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum StatusCode { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] 5 | Ok = 200, [INFO] [stdout] 6 | BadRequest = 400, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 7 | NotFound = 404, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `StatusCode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.53s [INFO] running `Command { std: "docker" "inspect" "2a82d8d2d0fcdebd4a104b695236e26514f268e294bc45c7042de5eeebb16b8f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a82d8d2d0fcdebd4a104b695236e26514f268e294bc45c7042de5eeebb16b8f", kill_on_drop: false }` [INFO] [stdout] 2a82d8d2d0fcdebd4a104b695236e26514f268e294bc45c7042de5eeebb16b8f