[INFO] fetching crate br-web 0.5.9...
[INFO] checking br-web-0.5.9 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate br-web 0.5.9 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate br-web 0.5.9 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 br-web 0.5.9
[INFO] finished tweaking crates.io crate br-web 0.5.9
[INFO] tweaked toml for crates.io crate br-web 0.5.9 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate br-web 0.5.9 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] cb7c52df410b52149066ff82fcfa536112825097dc853cbf61016bcc3394cdce
[INFO] running `Command { std: "docker" "start" "-a" "cb7c52df410b52149066ff82fcfa536112825097dc853cbf61016bcc3394cdce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb7c52df410b52149066ff82fcfa536112825097dc853cbf61016bcc3394cdce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb7c52df410b52149066ff82fcfa536112825097dc853cbf61016bcc3394cdce", kill_on_drop: false }`
[INFO] [stdout] cb7c52df410b52149066ff82fcfa536112825097dc853cbf61016bcc3394cdce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 43a10ce35d806338e99094d6f0b07506d6f0fbe79736a258e20e73cab00200ef
[INFO] running `Command { std: "docker" "start" "-a" "43a10ce35d806338e99094d6f0b07506d6f0fbe79736a258e20e73cab00200ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]    Compiling serde v1.0.205
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling cc v1.1.8
[INFO] [stderr]    Compiling serde_json v1.0.122
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking indexmap v2.3.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking quick-xml v0.23.1
[INFO] [stderr]     Checking smallvec v1.13.2
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[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking anstyle-parse v0.2.5
[INFO] [stderr]     Checking mail-parser v0.9.3
[INFO] [stderr]     Checking uuid v1.10.0
[INFO] [stderr]    Compiling openssl-sys v0.9.103
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking sha256-rs v1.0.2
[INFO] [stderr]    Compiling openssl v0.10.66
[INFO] [stderr]     Checking anstyle-query v1.1.1
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]     Checking textcode v0.2.2
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]     Checking colorchoice v1.0.2
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]     Checking anstyle v1.0.8
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking br-crypto v0.1.25
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking anstream v0.6.15
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking mio v1.0.1
[INFO] [stderr]     Checking bytes v1.7.1
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking xml2json-rs v1.0.1
[INFO] [stderr]     Checking env_filter v0.1.2
[INFO] [stderr]     Checking env_logger v0.11.5
[INFO] [stderr]     Checking br-xml v0.0.1
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking br-web v0.5.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `message_type` and `payload` are never read
[INFO] [stdout]  --> src/web_socket_message.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct WebSocketMessage {
[INFO] [stdout]   |            ---------------- fields in this struct
[INFO] [stdout] 5 |     message_type: MessageType,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 6 |     payload: Vec<u8>,      // 消息载荷，以字节向量形式表示
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `WebSocketMessage` 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `message_type` and `payload` are never read
[INFO] [stdout]  --> src/web_socket_message.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct WebSocketMessage {
[INFO] [stdout]   |            ---------------- fields in this struct
[INFO] [stdout] 5 |     message_type: MessageType,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 6 |     payload: Vec<u8>,      // 消息载荷，以字节向量形式表示
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `WebSocketMessage` 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.01s
[INFO] running `Command { std: "docker" "inspect" "43a10ce35d806338e99094d6f0b07506d6f0fbe79736a258e20e73cab00200ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43a10ce35d806338e99094d6f0b07506d6f0fbe79736a258e20e73cab00200ef", kill_on_drop: false }`
[INFO] [stdout] 43a10ce35d806338e99094d6f0b07506d6f0fbe79736a258e20e73cab00200ef