[INFO] fetching crate actors-macros 0.1.1...
[INFO] checking actors-macros-0.1.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate actors-macros 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate actors-macros 0.1.1 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 actors-macros 0.1.1
[INFO] finished tweaking crates.io crate actors-macros 0.1.1
[INFO] tweaked toml for crates.io crate actors-macros 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[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-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b999fa9d4a9e230183fcbe700e1deca2a4ba028a3724116098c82a15e85b2ee
[INFO] running `Command { std: "docker" "start" "-a" "3b999fa9d4a9e230183fcbe700e1deca2a4ba028a3724116098c82a15e85b2ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b999fa9d4a9e230183fcbe700e1deca2a4ba028a3724116098c82a15e85b2ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b999fa9d4a9e230183fcbe700e1deca2a4ba028a3724116098c82a15e85b2ee", kill_on_drop: false }`
[INFO] [stdout] 3b999fa9d4a9e230183fcbe700e1deca2a4ba028a3724116098c82a15e85b2ee
[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 -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] 10fcb4cbd75250b256cdd63ad90e905e34fb39e1cbb21ecdc6061efeac8dd805
[INFO] running `Command { std: "docker" "start" "-a" "10fcb4cbd75250b256cdd63ad90e905e34fb39e1cbb21ecdc6061efeac8dd805", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-ident v1.0.13
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking actors-macros v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `NewActor` is never constructed
[INFO] [stdout]   --> tests/macro.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct NewActor;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NewActor` has a derived impl for the trait `Default`, 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: struct `BasicActorRef` is never constructed
[INFO] [stdout]   --> tests/macro.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | struct BasicActorRef;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Sender` is never used
[INFO] [stdout]   --> tests/macro.rs:51:6
[INFO] [stdout]    |
[INFO] [stdout] 51 | type Sender = Option<BasicActorRef>;
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Context` is never used
[INFO] [stdout]   --> tests/macro.rs:53:6
[INFO] [stdout]    |
[INFO] [stdout] 53 | type Context<T> = Option<T>;
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Actor` is never used
[INFO] [stdout]   --> tests/macro.rs:55:7
[INFO] [stdout]    |
[INFO] [stdout] 55 | trait Actor: Send + 'static {
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Receive` is never used
[INFO] [stdout]   --> tests/macro.rs:83:7
[INFO] [stdout]    |
[INFO] [stdout] 83 | trait Receive<Msg: Message> {
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `tell` is never used
[INFO] [stdout]   --> tests/macro.rs:92:8
[INFO] [stdout]    |
[INFO] [stdout] 91 | trait Tell<T>: Send + 'static {
[INFO] [stdout]    |       ---- method in this trait
[INFO] [stdout] 92 |     fn tell(&self, msg: T, sender: Option<BasicActorRef>);
[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 4.82s
[INFO] running `Command { std: "docker" "inspect" "10fcb4cbd75250b256cdd63ad90e905e34fb39e1cbb21ecdc6061efeac8dd805", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10fcb4cbd75250b256cdd63ad90e905e34fb39e1cbb21ecdc6061efeac8dd805", kill_on_drop: false }`
[INFO] [stdout] 10fcb4cbd75250b256cdd63ad90e905e34fb39e1cbb21ecdc6061efeac8dd805