[INFO] cloning repository https://github.com/mindlump-games/rust-backend-proto [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mindlump-games/rust-backend-proto" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmindlump-games%2Frust-backend-proto", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmindlump-games%2Frust-backend-proto'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 49ae04e3d97f2e63cb995e57b3fba54d3b7cfff4 [INFO] checking mindlump-games/rust-backend-proto against master#18a029cfe8e761533634bda8fe8a14e30280a21b for pr-139646 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmindlump-games%2Frust-backend-proto" "/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/mindlump-games/rust-backend-proto on toolchain 18a029cfe8e761533634bda8fe8a14e30280a21b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a029cfe8e761533634bda8fe8a14e30280a21b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mindlump-games/rust-backend-proto [INFO] finished tweaking git repo https://github.com/mindlump-games/rust-backend-proto [INFO] tweaked toml for git repo https://github.com/mindlump-games/rust-backend-proto written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/mindlump-games/rust-backend-proto 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" "+18a029cfe8e761533634bda8fe8a14e30280a21b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded proc-macro2 v1.0.62 [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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+18a029cfe8e761533634bda8fe8a14e30280a21b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ccab55ed99bfd3d01b840053a25f82b9192a36e117d9084b04ecfff8f6dd002e [INFO] running `Command { std: "docker" "start" "-a" "ccab55ed99bfd3d01b840053a25f82b9192a36e117d9084b04ecfff8f6dd002e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ccab55ed99bfd3d01b840053a25f82b9192a36e117d9084b04ecfff8f6dd002e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ccab55ed99bfd3d01b840053a25f82b9192a36e117d9084b04ecfff8f6dd002e", kill_on_drop: false }` [INFO] [stdout] ccab55ed99bfd3d01b840053a25f82b9192a36e117d9084b04ecfff8f6dd002e [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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+18a029cfe8e761533634bda8fe8a14e30280a21b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cba53bcf69f025a36b42750fa304e9710871e73e16282c05695e74e2a21d27b2 [INFO] running `Command { std: "docker" "start" "-a" "cba53bcf69f025a36b42750fa304e9710871e73e16282c05695e74e2a21d27b2", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.62 [INFO] [stderr] Compiling quote v1.0.28 [INFO] [stderr] Compiling unicode-ident v1.0.9 [INFO] [stderr] Compiling serde v1.0.164 [INFO] [stderr] Compiling serde_json v1.0.99 [INFO] [stderr] Checking ryu v1.0.13 [INFO] [stderr] Checking itoa v1.0.6 [INFO] [stderr] Compiling syn v2.0.22 [INFO] [stderr] Compiling serde_derive v1.0.164 [INFO] [stderr] Checking rust-backend v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `any::Any`, `borrow::Borrow`, and `collections::VecDeque` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | any::Any, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 4 | borrow::Borrow, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 5 | collections::VecDeque, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `any::Any`, `borrow::Borrow`, and `collections::VecDeque` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | any::Any, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 4 | borrow::Borrow, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 5 | collections::VecDeque, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | let mut socket = UdpSocket::bind("127.0.0.1:34567")?; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | let mut socket = UdpSocket::bind("127.0.0.1:34567")?; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `MessageName` is never used [INFO] [stdout] --> src/main.rs:79:6 [INFO] [stdout] | [INFO] [stdout] 79 | type MessageName = String; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `BackendServiceClient` is never used [INFO] [stdout] --> src/main.rs:160:7 [INFO] [stdout] | [INFO] [stdout] 160 | trait BackendServiceClient { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `handler_loop` is never used [INFO] [stdout] --> src/main.rs:166:8 [INFO] [stdout] | [INFO] [stdout] 165 | trait BackendService { [INFO] [stdout] | -------------- method in this trait [INFO] [stdout] 166 | fn handler_loop(&mut self, handler: &mut H) -> InternalResult<()>; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `MessageName` is never used [INFO] [stdout] --> src/main.rs:79:6 [INFO] [stdout] | [INFO] [stdout] 79 | type MessageName = String; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `BackendServiceClient` is never used [INFO] [stdout] --> src/main.rs:160:7 [INFO] [stdout] | [INFO] [stdout] 160 | trait BackendServiceClient { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `handler_loop` is never used [INFO] [stdout] --> src/main.rs:166:8 [INFO] [stdout] | [INFO] [stdout] 165 | trait BackendService { [INFO] [stdout] | -------------- method in this trait [INFO] [stdout] 166 | fn handler_loop(&mut self, handler: &mut H) -> InternalResult<()>; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | socket.connect(peer.clone()); [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)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 14 | let _ = socket.connect(peer.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | socket.connect(peer.clone()); [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)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 14 | let _ = socket.connect(peer.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.88s [INFO] running `Command { std: "docker" "inspect" "cba53bcf69f025a36b42750fa304e9710871e73e16282c05695e74e2a21d27b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cba53bcf69f025a36b42750fa304e9710871e73e16282c05695e74e2a21d27b2", kill_on_drop: false }` [INFO] [stdout] cba53bcf69f025a36b42750fa304e9710871e73e16282c05695e74e2a21d27b2