[INFO] fetching crate data-rw 1.6.4...
[INFO] checking data-rw-1.6.4 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate data-rw 1.6.4 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate data-rw 1.6.4 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 data-rw 1.6.4
[INFO] finished tweaking crates.io crate data-rw 1.6.4
[INFO] tweaked toml for crates.io crate data-rw 1.6.4 written to /workspace/builds/worker-6-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 76 packages to latest compatible versions
[INFO] [stderr]       Adding anes v0.1.6 (available: v0.2.0)
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.13.0)
[INFO] [stderr]       Adding windows-sys v0.52.0 (available: v0.59.0)
[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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 09d0f91ad4fa8f8b208690c0c73d8b181ba4315d9f03c81ab7c1dd081099abf4
[INFO] running `Command { std: "docker" "start" "-a" "09d0f91ad4fa8f8b208690c0c73d8b181ba4315d9f03c81ab7c1dd081099abf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09d0f91ad4fa8f8b208690c0c73d8b181ba4315d9f03c81ab7c1dd081099abf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09d0f91ad4fa8f8b208690c0c73d8b181ba4315d9f03c81ab7c1dd081099abf4", kill_on_drop: false }`
[INFO] [stdout] 09d0f91ad4fa8f8b208690c0c73d8b181ba4315d9f03c81ab7c1dd081099abf4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 02f3574603fcef7d3020b0c0e2895e25cbda4bd3ae450d802dc1ad0cef7321bf
[INFO] running `Command { std: "docker" "start" "-a" "02f3574603fcef7d3020b0c0e2895e25cbda4bd3ae450d802dc1ad0cef7321bf", kill_on_drop: false }`
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]     Checking clap_builder v4.5.18
[INFO] [stderr]     Checking rmp v0.8.14
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]    Compiling auto_impl v1.2.0
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking clap v4.5.18
[INFO] [stderr]     Checking serde v1.0.210
[INFO] [stderr]     Checking serde_json v1.0.128
[INFO] [stderr]     Checking rmp-serde v1.3.0
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking data-rw v1.6.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/serde/serialize_impl.rs:70:70
[INFO] [stdout]    |
[INFO] [stdout] 68 | impl<'a> DataSerializeTuple<'a> {
[INFO] [stdout]    |      -- lifetime `'a` declared here
[INFO] [stdout] 69 |     #[inline]
[INFO] [stdout] 70 |     pub fn new(data: &'a mut Data, len: usize) -> DataSerializeTuple<'_> {
[INFO] [stdout]    |                                                                      ^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pack::*`
[INFO] [stdout]   --> src/lib.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use pack::*;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/serde/serialize_impl.rs:70:70
[INFO] [stdout]    |
[INFO] [stdout] 68 | impl<'a> DataSerializeTuple<'a> {
[INFO] [stdout]    |      -- lifetime `'a` declared here
[INFO] [stdout] 69 |     #[inline]
[INFO] [stdout] 70 |     pub fn new(data: &'a mut Data, len: usize) -> DataSerializeTuple<'_> {
[INFO] [stdout]    |                                                                      ^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pack::*`
[INFO] [stdout]   --> src/lib.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use pack::*;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.87s
[INFO] running `Command { std: "docker" "inspect" "02f3574603fcef7d3020b0c0e2895e25cbda4bd3ae450d802dc1ad0cef7321bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02f3574603fcef7d3020b0c0e2895e25cbda4bd3ae450d802dc1ad0cef7321bf", kill_on_drop: false }`
[INFO] [stdout] 02f3574603fcef7d3020b0c0e2895e25cbda4bd3ae450d802dc1ad0cef7321bf