[INFO] fetching crate kal-derive 0.5.0...
[INFO] checking kal-derive-0.5.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate kal-derive 0.5.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate kal-derive 0.5.0 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 kal-derive 0.5.0
[INFO] finished tweaking crates.io crate kal-derive 0.5.0
[INFO] tweaked toml for crates.io crate kal-derive 0.5.0 written to /workspace/builds/worker-2-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] [stderr]       Adding darling v0.14.4 (available: v0.20.10)
[INFO] [stderr]       Adding darling_core v0.14.4 (available: v0.20.10)
[INFO] [stderr]       Adding darling_macro v0.14.4 (available: v0.20.10)
[INFO] [stderr]       Adding strsim v0.10.0 (available: v0.11.1)
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c937b3d3142ee97b21bedbf4dc9b1ceb27d70d77487716081975c7b76c4d3686
[INFO] running `Command { std: "docker" "start" "-a" "c937b3d3142ee97b21bedbf4dc9b1ceb27d70d77487716081975c7b76c4d3686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c937b3d3142ee97b21bedbf4dc9b1ceb27d70d77487716081975c7b76c4d3686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c937b3d3142ee97b21bedbf4dc9b1ceb27d70d77487716081975c7b76c4d3686", kill_on_drop: false }`
[INFO] [stdout] c937b3d3142ee97b21bedbf4dc9b1ceb27d70d77487716081975c7b76c4d3686
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0f206b0f8394e2369b40d4fbb56444bb711dd31cb7f00f79a51af0af032ce070
[INFO] running `Command { std: "docker" "start" "-a" "0f206b0f8394e2369b40d4fbb56444bb711dd31cb7f00f79a51af0af032ce070", kill_on_drop: false }`
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]     Checking darling v0.14.4
[INFO] [stderr]     Checking kal-derive v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `derive_transform_hint_provider::actual_derive_transform_hint`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use derive_transform_hint_provider::actual_derive_transform_hint;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `derive_transform_hint_provider::actual_derive_transform_hint`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use derive_transform_hint_provider::actual_derive_transform_hint;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `make_transform_hint_vec` is never used
[INFO] [stdout]   --> src/common/codegen/command_option_codegen.rs:96:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub trait CommandOptionsExt {
[INFO] [stdout]    |           ----------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 96 |     fn make_transform_hint_vec(&self) -> quote::__private::TokenStream;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `actual_derive_transform_hint` is never used
[INFO] [stdout]   --> src/derive_transform_hint_provider/mod.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn actual_derive_transform_hint(derive_input: DeriveInput) -> error::Result<TokenStream> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `make_transform_hint_vec` is never used
[INFO] [stdout]   --> src/common/codegen/command_option_codegen.rs:96:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub trait CommandOptionsExt {
[INFO] [stdout]    |           ----------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 96 |     fn make_transform_hint_vec(&self) -> quote::__private::TokenStream;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `actual_derive_transform_hint` is never used
[INFO] [stdout]   --> src/derive_transform_hint_provider/mod.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn actual_derive_transform_hint(derive_input: DeriveInput) -> error::Result<TokenStream> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.10s
[INFO] running `Command { std: "docker" "inspect" "0f206b0f8394e2369b40d4fbb56444bb711dd31cb7f00f79a51af0af032ce070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f206b0f8394e2369b40d4fbb56444bb711dd31cb7f00f79a51af0af032ce070", kill_on_drop: false }`
[INFO] [stdout] 0f206b0f8394e2369b40d4fbb56444bb711dd31cb7f00f79a51af0af032ce070