[INFO] cloning repository https://github.com/stephan-cr/wlclient-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stephan-cr/wlclient-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstephan-cr%2Fwlclient-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstephan-cr%2Fwlclient-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9c75b895ec9e666cd18b1cc0e92339f0b214b4e6 [INFO] checking stephan-cr/wlclient-rs against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstephan-cr%2Fwlclient-rs" "/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/stephan-cr/wlclient-rs on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/stephan-cr/wlclient-rs [INFO] finished tweaking git repo https://github.com/stephan-cr/wlclient-rs [INFO] tweaked toml for git repo https://github.com/stephan-cr/wlclient-rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/stephan-cr/wlclient-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 64229e8ab4b8fa5c0be7cf05bbfb9409296d92a92ff6f085138e4d0543585742 [INFO] running `Command { std: "docker" "start" "-a" "64229e8ab4b8fa5c0be7cf05bbfb9409296d92a92ff6f085138e4d0543585742", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "64229e8ab4b8fa5c0be7cf05bbfb9409296d92a92ff6f085138e4d0543585742", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64229e8ab4b8fa5c0be7cf05bbfb9409296d92a92ff6f085138e4d0543585742", kill_on_drop: false }` [INFO] [stdout] 64229e8ab4b8fa5c0be7cf05bbfb9409296d92a92ff6f085138e4d0543585742 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cb1c80ce2b139b445f090e98b3bb46a1e5c1af3c5393157e39f0d649dd30100a [INFO] running `Command { std: "docker" "start" "-a" "cb1c80ce2b139b445f090e98b3bb46a1e5c1af3c5393157e39f0d649dd30100a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling libc v0.2.106 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Compiling tokio v1.13.0 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Compiling tokio-macros v1.5.1 [INFO] [stderr] Compiling enumflags2_derive v0.7.0 [INFO] [stderr] Checking enumflags2 v0.7.1 [INFO] [stderr] Checking wlclient v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:213:9 [INFO] [stdout] | [INFO] [stdout] 155 | / loop { [INFO] [stdout] 156 | | let n = read_stream.read_buf(&mut response).await?; [INFO] [stdout] 157 | | if n == 0 { [INFO] [stdout] 158 | | return Err(std::io::Error::new( [INFO] [stdout] ... | [INFO] [stdout] 210 | | response = response.split(); [INFO] [stdout] 211 | | } // loop [INFO] [stdout] | |_________- any code following this expression is unreachable [INFO] [stdout] 212 | [INFO] [stdout] 213 | Ok::<(), std::io::Error>(()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:213:9 [INFO] [stdout] | [INFO] [stdout] 155 | / loop { [INFO] [stdout] 156 | | let n = read_stream.read_buf(&mut response).await?; [INFO] [stdout] 157 | | if n == 0 { [INFO] [stdout] 158 | | return Err(std::io::Error::new( [INFO] [stdout] ... | [INFO] [stdout] 210 | | response = response.split(); [INFO] [stdout] 211 | | } // loop [INFO] [stdout] | |_________- any code following this expression is unreachable [INFO] [stdout] 212 | [INFO] [stdout] 213 | Ok::<(), std::io::Error>(()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `xdg_wm_base_name` [INFO] [stdout] --> src/main.rs:319:10 [INFO] [stdout] | [INFO] [stdout] 319 | let (xdg_wm_base_name, xdg_wm_base_version) = { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_xdg_wm_base_name` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `xdg_wm_base_version` [INFO] [stdout] --> src/main.rs:319:28 [INFO] [stdout] | [INFO] [stdout] 319 | let (xdg_wm_base_name, xdg_wm_base_version) = { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_xdg_wm_base_version` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `xdg_wm_base_name` [INFO] [stdout] --> src/main.rs:319:10 [INFO] [stdout] | [INFO] [stdout] 319 | let (xdg_wm_base_name, xdg_wm_base_version) = { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_xdg_wm_base_name` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `xdg_wm_base_version` [INFO] [stdout] --> src/main.rs:319:28 [INFO] [stdout] | [INFO] [stdout] 319 | let (xdg_wm_base_name, xdg_wm_base_version) = { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_xdg_wm_base_version` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `length` [INFO] [stdout] --> src/main.rs:223:56 [INFO] [stdout] | [INFO] [stdout] 223 | move |response: &mut dyn Buf, opcode: u16, length: u16| { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `length` [INFO] [stdout] --> src/main.rs:223:56 [INFO] [stdout] | [INFO] [stdout] 223 | move |response: &mut dyn Buf, opcode: u16, length: u16| { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `opcode` [INFO] [stdout] --> src/main.rs:249:43 [INFO] [stdout] | [INFO] [stdout] 249 | move |response: &mut dyn Buf, opcode: u16, length: u16| { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_opcode` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `length` [INFO] [stdout] --> src/main.rs:249:56 [INFO] [stdout] | [INFO] [stdout] 249 | move |response: &mut dyn Buf, opcode: u16, length: u16| { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `opcode` [INFO] [stdout] --> src/main.rs:249:43 [INFO] [stdout] | [INFO] [stdout] 249 | move |response: &mut dyn Buf, opcode: u16, length: u16| { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_opcode` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `length` [INFO] [stdout] --> src/main.rs:249:56 [INFO] [stdout] | [INFO] [stdout] 249 | move |response: &mut dyn Buf, opcode: u16, length: u16| { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `length` [INFO] [stdout] --> src/main.rs:379:56 [INFO] [stdout] | [INFO] [stdout] 379 | move |response: &mut dyn Buf, opcode: u16, length: u16| { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `length` [INFO] [stdout] --> src/main.rs:379:56 [INFO] [stdout] | [INFO] [stdout] 379 | move |response: &mut dyn Buf, opcode: u16, length: u16| { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `length` [INFO] [stdout] --> src/main.rs:429:56 [INFO] [stdout] | [INFO] [stdout] 429 | move |response: &mut dyn Buf, opcode: u16, length: u16| { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `length` [INFO] [stdout] --> src/main.rs:429:56 [INFO] [stdout] | [INFO] [stdout] 429 | move |response: &mut dyn Buf, opcode: u16, length: u16| { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `lookup_by_name` is never used [INFO] [stdout] --> src/main.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 64 | impl ObjectCache { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 77 | fn lookup_by_name(&self, name: u32) -> Option<&Object> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `lookup_by_name` is never used [INFO] [stdout] --> src/main.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 64 | impl ObjectCache { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 77 | fn lookup_by_name(&self, name: u32) -> Option<&Object> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.18s [INFO] running `Command { std: "docker" "inspect" "cb1c80ce2b139b445f090e98b3bb46a1e5c1af3c5393157e39f0d649dd30100a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb1c80ce2b139b445f090e98b3bb46a1e5c1af3c5393157e39f0d649dd30100a", kill_on_drop: false }` [INFO] [stdout] cb1c80ce2b139b445f090e98b3bb46a1e5c1af3c5393157e39f0d649dd30100a