[INFO] fetching crate rust-cef-derive 0.2.6...
[INFO] checking rust-cef-derive-0.2.6 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate rust-cef-derive 0.2.6 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate rust-cef-derive 0.2.6 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 rust-cef-derive 0.2.6
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rust-cef-derive 0.2.6
[INFO] tweaked toml for crates.io crate rust-cef-derive 0.2.6 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 42 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] 0aa98d537db51f6d37b6895eae1347fdf4b1027d2c183cd519b9c0888cd146f4
[INFO] running `Command { std: "docker" "start" "-a" "0aa98d537db51f6d37b6895eae1347fdf4b1027d2c183cd519b9c0888cd146f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0aa98d537db51f6d37b6895eae1347fdf4b1027d2c183cd519b9c0888cd146f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0aa98d537db51f6d37b6895eae1347fdf4b1027d2c183cd519b9c0888cd146f4", kill_on_drop: false }`
[INFO] [stdout] 0aa98d537db51f6d37b6895eae1347fdf4b1027d2c183cd519b9c0888cd146f4
[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] 4d7bb7fc430a5e893fa054a9d576d2af68e387346b339e8ec573d986583c5198
[INFO] running `Command { std: "docker" "start" "-a" "4d7bb7fc430a5e893fa054a9d576d2af68e387346b339e8ec573d986583c5198", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking unicode-ident v1.0.13
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking winnow v0.6.20
[INFO] [stderr]     Checking num-conv v0.1.0
[INFO] [stderr]     Checking time-core v0.1.2
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]    Compiling trybuild v1.0.99
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking indexmap v2.5.0
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]     Checking dissimilar v1.0.9
[INFO] [stderr]     Checking inflections v1.1.1
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]     Checking rust-cef v0.2.6
[INFO] [stderr]     Checking rust-cef-derive v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]     Checking serde_spanned v0.6.8
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking serde_json v1.0.128
[INFO] [stderr]     Checking toml_edit v0.22.22
[INFO] [stderr]     Checking toml v0.8.19
[INFO] [stdout] warning: struct `TupleStule` is never constructed
[INFO] [stdout]    --> tests/test.rs:289:8
[INFO] [stdout]     |
[INFO] [stdout] 289 | struct TupleStule(#[cef_inherit(CefHeaderName)] NameStruct);
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[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 22.31s
[INFO] running `Command { std: "docker" "inspect" "4d7bb7fc430a5e893fa054a9d576d2af68e387346b339e8ec573d986583c5198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d7bb7fc430a5e893fa054a9d576d2af68e387346b339e8ec573d986583c5198", kill_on_drop: false }`
[INFO] [stdout] 4d7bb7fc430a5e893fa054a9d576d2af68e387346b339e8ec573d986583c5198