[INFO] fetching crate tiny-tokio-actor 0.3.5... [INFO] checking tiny-tokio-actor-0.3.5 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate tiny-tokio-actor 0.3.5 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate tiny-tokio-actor 0.3.5 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tiny-tokio-actor 0.3.5 [INFO] finished tweaking crates.io crate tiny-tokio-actor 0.3.5 [INFO] tweaked toml for crates.io crate tiny-tokio-actor 0.3.5 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate tiny-tokio-actor 0.3.5 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a3d3ee979033e67ac883e380fe951f9ab8d1e0428df9fd213728b81e336fa168 [INFO] running `Command { std: "docker" "start" "-a" "a3d3ee979033e67ac883e380fe951f9ab8d1e0428df9fd213728b81e336fa168", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a3d3ee979033e67ac883e380fe951f9ab8d1e0428df9fd213728b81e336fa168", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3d3ee979033e67ac883e380fe951f9ab8d1e0428df9fd213728b81e336fa168", kill_on_drop: false }` [INFO] [stdout] a3d3ee979033e67ac883e380fe951f9ab8d1e0428df9fd213728b81e336fa168 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 73db2ee7768731854a661b820c6d3ea5c0a2c3b961d9c0ae67ec1a9b13fb8eb1 [INFO] running `Command { std: "docker" "start" "-a" "73db2ee7768731854a661b820c6d3ea5c0a2c3b961d9c0ae67ec1a9b13fb8eb1", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.150 [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Compiling futures-core v0.3.29 [INFO] [stderr] Checking itoa v1.0.9 [INFO] [stderr] Checking smallvec v1.11.1 [INFO] [stderr] Checking futures-sink v0.3.29 [INFO] [stderr] Compiling futures-task v0.3.29 [INFO] [stderr] Compiling futures-util v0.3.29 [INFO] [stderr] Checking percent-encoding v2.3.0 [INFO] [stderr] Checking memchr v2.6.4 [INFO] [stderr] Checking http v0.2.9 [INFO] [stderr] Compiling thiserror v1.0.50 [INFO] [stderr] Checking form_urlencoded v1.2.0 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking unicode-bidi v0.3.13 [INFO] [stderr] Checking cpufeatures v0.2.11 [INFO] [stderr] Compiling futures-channel v0.3.29 [INFO] [stderr] Compiling serde v1.0.192 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking idna v0.4.0 [INFO] [stderr] Checking sha1 v0.10.6 [INFO] [stderr] Compiling rustix v0.38.21 [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Compiling syn v2.0.39 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking socket2 v0.5.5 [INFO] [stderr] Checking mio v0.8.9 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling mime_guess v2.0.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking url v2.4.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking aho-corasick v1.1.2 [INFO] [stderr] Compiling multer v2.1.0 [INFO] [stderr] Compiling async-trait v0.1.74 [INFO] [stderr] Checking try-lock v0.2.4 [INFO] [stderr] Compiling serde_json v1.0.108 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Checking data-encoding v2.4.0 [INFO] [stderr] Checking ryu v1.0.15 [INFO] [stderr] Checking linux-raw-sys v0.4.10 [INFO] [stderr] Checking base64 v0.21.5 [INFO] [stderr] Checking bitflags v2.4.1 [INFO] [stderr] Checking want v0.3.1 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Checking http-body v0.4.5 [INFO] [stderr] Checking socket2 v0.4.10 [INFO] [stderr] Checking instant v0.1.12 [INFO] [stderr] Checking backoff v0.4.0 [INFO] [stderr] Checking headers v0.3.9 [INFO] [stderr] Checking rustls-pemfile v1.0.3 [INFO] [stderr] Checking regex-automata v0.4.3 [INFO] [stderr] Checking scoped-tls v1.0.1 [INFO] [stderr] Checking termcolor v1.3.0 [INFO] [stderr] Checking futures-io v0.3.29 [INFO] [stderr] Checking is-terminal v0.4.9 [INFO] [stderr] Checking uuid v1.5.0 [INFO] [stderr] Checking dotenvy v0.15.7 [INFO] [stderr] Checking futures v0.3.29 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Compiling thiserror-impl v1.0.50 [INFO] [stderr] Compiling pin-project-internal v1.1.3 [INFO] [stderr] Checking regex v1.10.2 [INFO] [stderr] Checking env_logger v0.10.0 [INFO] [stderr] Checking tokio v1.33.0 [INFO] [stderr] Checking tungstenite v0.20.1 [INFO] [stderr] Checking pin-project v1.1.3 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking tokio-tungstenite v0.20.1 [INFO] [stderr] Checking tokio-stream v0.1.14 [INFO] [stderr] Checking tiny-tokio-actor v0.3.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `tokio::sync::broadcast::error::RecvError as EventRecvError` [INFO] [stdout] --> src/bus.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | pub use tokio::sync::broadcast::error::RecvError as EventRecvError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking h2 v0.3.21 [INFO] [stderr] Checking hyper v0.14.27 [INFO] [stderr] Checking warp v0.3.6 [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/timeout.rs:6:18 [INFO] [stdout] | [INFO] [stdout] 6 | struct TestEvent(String); [INFO] [stdout] | --------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `TestEvent` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/timeout.rs:28:20 [INFO] [stdout] | [INFO] [stdout] 28 | struct TestMessage(String); [INFO] [stdout] | ----------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `TestMessage` 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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/websocket.rs:16:20 [INFO] [stdout] | [INFO] [stdout] 16 | struct ServerEvent(String); [INFO] [stdout] | ----------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `ServerEvent` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/basic.rs:6:18 [INFO] [stdout] | [INFO] [stdout] 6 | struct TestEvent(String); [INFO] [stdout] | --------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `TestEvent` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/basic.rs:22:20 [INFO] [stdout] | [INFO] [stdout] 22 | struct TestMessage(String); [INFO] [stdout] | ----------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `TestMessage` 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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::sync::broadcast::error::RecvError as EventRecvError` [INFO] [stdout] --> src/bus.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | pub use tokio::sync::broadcast::error::RecvError as EventRecvError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/multi.rs:5:18 [INFO] [stdout] | [INFO] [stdout] 5 | struct TestEvent(String); [INFO] [stdout] | --------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `TestEvent` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/multi.rs:30:20 [INFO] [stdout] | [INFO] [stdout] 30 | struct TestMessage(String); [INFO] [stdout] | ----------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `TestMessage` 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: field `0` is never read [INFO] [stdout] --> tests/pingpong.rs:4:21 [INFO] [stdout] | [INFO] [stdout] 4 | struct EventMessage(String); [INFO] [stdout] | ------------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `EventMessage` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/actor/handler.rs:93:22 [INFO] [stdout] | [INFO] [stdout] 93 | struct MyMessage(String); [INFO] [stdout] | --------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `MyMessage` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/actor/runner.rs:105:22 [INFO] [stdout] | [INFO] [stdout] 105 | struct TestEvent(String); [INFO] [stdout] | --------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `TestEvent` 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: field `0` is never read [INFO] [stdout] --> src/actor/runner.rs:245:24 [INFO] [stdout] | [INFO] [stdout] 245 | struct TestMessage(usize); [INFO] [stdout] | ----------- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `TestMessage` 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: field `0` is never read [INFO] [stdout] --> src/system.rs:169:22 [INFO] [stdout] | [INFO] [stdout] 169 | struct TestEvent(String); [INFO] [stdout] | --------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `TestEvent` 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: field `0` is never read [INFO] [stdout] --> src/system.rs:194:24 [INFO] [stdout] | [INFO] [stdout] 194 | struct TestMessage(usize); [INFO] [stdout] | ----------- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `TestMessage` 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: struct `CustomError` is never constructed [INFO] [stdout] --> src/system.rs:276:12 [INFO] [stdout] | [INFO] [stdout] 276 | struct CustomError(String); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 53.74s [INFO] running `Command { std: "docker" "inspect" "73db2ee7768731854a661b820c6d3ea5c0a2c3b961d9c0ae67ec1a9b13fb8eb1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73db2ee7768731854a661b820c6d3ea5c0a2c3b961d9c0ae67ec1a9b13fb8eb1", kill_on_drop: false }` [INFO] [stdout] 73db2ee7768731854a661b820c6d3ea5c0a2c3b961d9c0ae67ec1a9b13fb8eb1