[INFO] fetching crate gdnative-impl-proc-macros 0.11.3...
[INFO] checking gdnative-impl-proc-macros-0.11.3 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate gdnative-impl-proc-macros 0.11.3 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate gdnative-impl-proc-macros 0.11.3 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gdnative-impl-proc-macros 0.11.3
[INFO] finished tweaking crates.io crate gdnative-impl-proc-macros 0.11.3
[INFO] tweaked toml for crates.io crate gdnative-impl-proc-macros 0.11.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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: v2.0.79)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce7532ceb0c97f427b0bdf89d40e5a7fae5daf12a4821be27009ed5ede9d7b74
[INFO] running `Command { std: "docker" "start" "-a" "ce7532ceb0c97f427b0bdf89d40e5a7fae5daf12a4821be27009ed5ede9d7b74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce7532ceb0c97f427b0bdf89d40e5a7fae5daf12a4821be27009ed5ede9d7b74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce7532ceb0c97f427b0bdf89d40e5a7fae5daf12a4821be27009ed5ede9d7b74", kill_on_drop: false }`
[INFO] [stdout] ce7532ceb0c97f427b0bdf89d40e5a7fae5daf12a4821be27009ed5ede9d7b74
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] add39f18e390cf8d50a2d5783d05e8891b4f45e41f92b80545a9702b3caf250d
[INFO] running `Command { std: "docker" "start" "-a" "add39f18e390cf8d50a2d5783d05e8891b4f45e41f92b80545a9702b3caf250d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking gdnative-impl-proc-macros v0.11.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `IncludeDocs` is never constructed
[INFO] [stdout]  --> src/doc.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct IncludeDocs<'a> {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `include_docs` is never used
[INFO] [stdout]   --> src/doc.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl<'a> IncludeDocs<'a> {
[INFO] [stdout]    | ------------------------ method in this implementation
[INFO] [stdout] 10 |     fn include_docs(&self, attrs: &mut Vec<Attribute>) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IncludeDocs` is never constructed
[INFO] [stdout]  --> src/doc.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct IncludeDocs<'a> {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `include_docs` is never used
[INFO] [stdout]   --> src/doc.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl<'a> IncludeDocs<'a> {
[INFO] [stdout]    | ------------------------ method in this implementation
[INFO] [stdout] 10 |     fn include_docs(&self, attrs: &mut Vec<Attribute>) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.07s
[INFO] running `Command { std: "docker" "inspect" "add39f18e390cf8d50a2d5783d05e8891b4f45e41f92b80545a9702b3caf250d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "add39f18e390cf8d50a2d5783d05e8891b4f45e41f92b80545a9702b3caf250d", kill_on_drop: false }`
[INFO] [stdout] add39f18e390cf8d50a2d5783d05e8891b4f45e41f92b80545a9702b3caf250d