[INFO] cloning repository https://github.com/Kircheneer/rust-toy-http-server [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kircheneer/rust-toy-http-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKircheneer%2Frust-toy-http-server", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKircheneer%2Frust-toy-http-server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8c06d53a4476af6c31ebc62f740856c4846e47f5 [INFO] checking Kircheneer/rust-toy-http-server against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKircheneer%2Frust-toy-http-server" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Kircheneer/rust-toy-http-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/Kircheneer/rust-toy-http-server [INFO] finished tweaking git repo https://github.com/Kircheneer/rust-toy-http-server [INFO] tweaked toml for git repo https://github.com/Kircheneer/rust-toy-http-server written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Kircheneer/rust-toy-http-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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 9a9d9e4dcf1e077b6d19b781a13b5a3ab8e9bcb3e4cb17be646737da00364c9e [INFO] running `Command { std: "docker" "start" "-a" "9a9d9e4dcf1e077b6d19b781a13b5a3ab8e9bcb3e4cb17be646737da00364c9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9a9d9e4dcf1e077b6d19b781a13b5a3ab8e9bcb3e4cb17be646737da00364c9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a9d9e4dcf1e077b6d19b781a13b5a3ab8e9bcb3e4cb17be646737da00364c9e", kill_on_drop: false }` [INFO] [stdout] 9a9d9e4dcf1e077b6d19b781a13b5a3ab8e9bcb3e4cb17be646737da00364c9e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4a8351bfc3182e80b1688d3dbaf4fd8a4f48d49a5450fce2fd0e00c4944e308a [INFO] running `Command { std: "docker" "start" "-a" "4a8351bfc3182e80b1688d3dbaf4fd8a4f48d49a5450fce2fd0e00c4944e308a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.152 [INFO] [stderr] Compiling proc-macro2 v1.0.76 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Checking smallvec v1.11.2 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking mio v0.8.10 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking socket2 v0.5.5 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Checking tokio v1.35.1 [INFO] [stderr] Checking http v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/main.rs:87:21 [INFO] [stdout] | [INFO] [stdout] 87 | let n = match socket.read(&mut buf).await { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `request` [INFO] [stdout] --> src/main.rs:97:21 [INFO] [stdout] | [INFO] [stdout] 97 | let request = match parse_request(&buf).await { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `method`, `path`, `version`, `headers`, and `body` are never read [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | struct HTTPRequest<'a> { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 7 | method: &'a str, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 8 | path: &'a str, [INFO] [stdout] | ^^^^ [INFO] [stdout] 9 | version: &'a str, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 10 | headers: HashMap, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 11 | body: Vec<&'a str>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `HTTPRequest` 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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/main.rs:87:21 [INFO] [stdout] | [INFO] [stdout] 87 | let n = match socket.read(&mut buf).await { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `request` [INFO] [stdout] --> src/main.rs:97:21 [INFO] [stdout] | [INFO] [stdout] 97 | let request = match parse_request(&buf).await { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `method`, `path`, `version`, `headers`, and `body` are never read [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | struct HTTPRequest<'a> { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 7 | method: &'a str, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 8 | path: &'a str, [INFO] [stdout] | ^^^^ [INFO] [stdout] 9 | version: &'a str, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 10 | headers: HashMap, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 11 | body: Vec<&'a str>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `HTTPRequest` 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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.48s [INFO] running `Command { std: "docker" "inspect" "4a8351bfc3182e80b1688d3dbaf4fd8a4f48d49a5450fce2fd0e00c4944e308a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a8351bfc3182e80b1688d3dbaf4fd8a4f48d49a5450fce2fd0e00c4944e308a", kill_on_drop: false }` [INFO] [stdout] 4a8351bfc3182e80b1688d3dbaf4fd8a4f48d49a5450fce2fd0e00c4944e308a [INFO] checking Kircheneer/rust-toy-http-server against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKircheneer%2Frust-toy-http-server" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Kircheneer/rust-toy-http-server 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/Kircheneer/rust-toy-http-server [INFO] finished tweaking git repo https://github.com/Kircheneer/rust-toy-http-server [INFO] tweaked toml for git repo https://github.com/Kircheneer/rust-toy-http-server written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Kircheneer/rust-toy-http-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] dd334048d2b88c0b085123e0afc0c9e2ed9d53361931a61f64e745a4b10e4c48 [INFO] running `Command { std: "docker" "start" "-a" "dd334048d2b88c0b085123e0afc0c9e2ed9d53361931a61f64e745a4b10e4c48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dd334048d2b88c0b085123e0afc0c9e2ed9d53361931a61f64e745a4b10e4c48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd334048d2b88c0b085123e0afc0c9e2ed9d53361931a61f64e745a4b10e4c48", kill_on_drop: false }` [INFO] [stdout] dd334048d2b88c0b085123e0afc0c9e2ed9d53361931a61f64e745a4b10e4c48 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 618590a9e15cc2aa007ca454973a9df9d5698830110c6542a76b734cb4ce9b92 [INFO] running `Command { std: "docker" "start" "-a" "618590a9e15cc2aa007ca454973a9df9d5698830110c6542a76b734cb4ce9b92", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.152 [INFO] [stderr] Compiling proc-macro2 v1.0.76 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Checking smallvec v1.11.2 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Checking mio v0.8.10 [INFO] [stderr] Checking socket2 v0.5.5 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Checking tokio v1.35.1 [INFO] [stderr] Checking http v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/main.rs:87:21 [INFO] [stdout] | [INFO] [stdout] 87 | let n = match socket.read(&mut buf).await { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `request` [INFO] [stdout] --> src/main.rs:97:21 [INFO] [stdout] | [INFO] [stdout] 97 | let request = match parse_request(&buf).await { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/main.rs:87:21 [INFO] [stdout] | [INFO] [stdout] 87 | let n = match socket.read(&mut buf).await { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `request` [INFO] [stdout] --> src/main.rs:97:21 [INFO] [stdout] | [INFO] [stdout] 97 | let request = match parse_request(&buf).await { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `method`, `path`, `version`, `headers`, and `body` are never read [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | struct HTTPRequest<'a> { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 7 | method: &'a str, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 8 | path: &'a str, [INFO] [stdout] | ^^^^ [INFO] [stdout] 9 | version: &'a str, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 10 | headers: HashMap, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 11 | body: Vec<&'a str>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `HTTPRequest` 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: fields `method`, `path`, `version`, `headers`, and `body` are never read [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | struct HTTPRequest<'a> { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 7 | method: &'a str, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 8 | path: &'a str, [INFO] [stdout] | ^^^^ [INFO] [stdout] 9 | version: &'a str, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 10 | headers: HashMap, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 11 | body: Vec<&'a str>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `HTTPRequest` 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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.76s [INFO] running `Command { std: "docker" "inspect" "618590a9e15cc2aa007ca454973a9df9d5698830110c6542a76b734cb4ce9b92", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "618590a9e15cc2aa007ca454973a9df9d5698830110c6542a76b734cb4ce9b92", kill_on_drop: false }` [INFO] [stdout] 618590a9e15cc2aa007ca454973a9df9d5698830110c6542a76b734cb4ce9b92