[INFO] fetching crate r2d2 0.8.10...
[INFO] checking r2d2-0.8.10 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate r2d2 0.8.10 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate r2d2 0.8.10 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 r2d2 0.8.10
[INFO] finished tweaking crates.io crate r2d2 0.8.10
[INFO] tweaked toml for crates.io crate r2d2 0.8.10 written to /workspace/builds/worker-1-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 21 packages to latest compatible versions
[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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c178a1445c7266550b2c2bbc377695edfbdc049f5af8b8b150e614381e0165d7
[INFO] running `Command { std: "docker" "start" "-a" "c178a1445c7266550b2c2bbc377695edfbdc049f5af8b8b150e614381e0165d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c178a1445c7266550b2c2bbc377695edfbdc049f5af8b8b150e614381e0165d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c178a1445c7266550b2c2bbc377695edfbdc049f5af8b8b150e614381e0165d7", kill_on_drop: false }`
[INFO] [stdout] c178a1445c7266550b2c2bbc377695edfbdc049f5af8b8b150e614381e0165d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8c8e4c6099b4e50fadba37c8f68027f1c6ce94f1e3640ecced581224ae537eee
[INFO] running `Command { std: "docker" "start" "-a" "8c8e4c6099b4e50fadba37c8f68027f1c6ce94f1e3640ecced581224ae537eee", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.7
[INFO] [stderr]     Checking r2d2 v0.8.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:559:37
[INFO] [stdout]     |
[INFO] [stdout] 559 |         fmt.write_str(error::Error::description(self))?;
[INFO] [stdout]     |                                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:559:37
[INFO] [stdout]     |
[INFO] [stdout] 559 |         fmt.write_str(error::Error::description(self))?;
[INFO] [stdout]     |                                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `scheduled_thread_pool::ScheduledThreadPool::with_name`: use ScheduledThreadPool::builder
[INFO] [stdout]    --> src/config.rs:250:51
[INFO] [stdout]     |
[INFO] [stdout] 250 |             None => Arc::new(ScheduledThreadPool::with_name("r2d2-worker-{}", 3)),
[INFO] [stdout]     |                                                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `scheduled_thread_pool::ScheduledThreadPool::with_name`: use ScheduledThreadPool::builder
[INFO] [stdout]    --> src/config.rs:250:51
[INFO] [stdout]     |
[INFO] [stdout] 250 |             None => Arc::new(ScheduledThreadPool::with_name("r2d2-worker-{}", 3)),
[INFO] [stdout]     |                                                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/test.rs:167:27
[INFO] [stdout]     |
[INFO] [stdout] 167 |             if self.first.compare_and_swap(true, false, Ordering::SeqCst) {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "8c8e4c6099b4e50fadba37c8f68027f1c6ce94f1e3640ecced581224ae537eee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c8e4c6099b4e50fadba37c8f68027f1c6ce94f1e3640ecced581224ae537eee", kill_on_drop: false }`
[INFO] [stdout] 8c8e4c6099b4e50fadba37c8f68027f1c6ce94f1e3640ecced581224ae537eee