[INFO] fetching crate caves 0.2.1...
[INFO] checking caves-0.2.1 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate caves 0.2.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate caves 0.2.1 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate caves 0.2.1
[INFO] finished tweaking crates.io crate caves 0.2.1
[INFO] tweaked toml for crates.io crate caves 0.2.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 81 packages to latest compatible versions
[INFO] [stderr]       Adding atomicwrites v0.3.1 (latest: v0.4.3)
[INFO] [stderr]       Adding bindgen v0.59.2 (latest: v0.70.1)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.6.0)
[INFO] [stderr]       Adding float-cmp v0.8.0 (latest: v0.9.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (latest: v0.6.5)
[INFO] [stderr]       Adding peeking_take_while v0.1.2 (latest: v1.0.0)
[INFO] [stderr]       Adding predicates v1.0.8 (latest: v3.1.2)
[INFO] [stderr]       Adding rocksdb v0.15.0 (latest: v0.22.0)
[INFO] [stderr]       Adding rustc-hash v1.1.0 (latest: v2.0.0)
[INFO] [stderr]       Adding termtree v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded predicates-core v1.0.8
[INFO] [stderr]   Downloaded predicates-tree v1.0.11
[INFO] [stderr]   Downloaded atomicwrites v0.3.1
[INFO] [stderr]   Downloaded assert_fs v1.1.2
[INFO] [stderr]   Downloaded termtree v0.4.1
[INFO] [stderr]   Downloaded float-cmp v0.8.0
[INFO] [stderr]   Downloaded rocksdb v0.15.0
[INFO] [stderr]   Downloaded predicates v3.1.2
[INFO] [stderr]   Downloaded predicates v1.0.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47e44b23363f2b8ba5ef7445675a1b23b29c4cd2b00864973ab8f11ee3eee48b
[INFO] running `Command { std: "docker" "start" "-a" "47e44b23363f2b8ba5ef7445675a1b23b29c4cd2b00864973ab8f11ee3eee48b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47e44b23363f2b8ba5ef7445675a1b23b29c4cd2b00864973ab8f11ee3eee48b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47e44b23363f2b8ba5ef7445675a1b23b29c4cd2b00864973ab8f11ee3eee48b", kill_on_drop: false }`
[INFO] [stdout] 47e44b23363f2b8ba5ef7445675a1b23b29c4cd2b00864973ab8f11ee3eee48b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76a6ba77b4f76563c1f5bab68d411b5d7192012492be5e43daf50767ec1cfcb1
[INFO] running `Command { std: "docker" "start" "-a" "76a6ba77b4f76563c1f5bab68d411b5d7192012492be5e43daf50767ec1cfcb1", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling rustix v0.38.35
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking predicates-core v1.0.8
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking fastrand v2.1.1
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]    Compiling syn v2.0.76
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking anstyle v1.0.8
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking bstr v1.10.0
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking predicates-tree v1.0.11
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking predicates v3.1.2
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking tempfile v3.12.0
[INFO] [stderr]     Checking atomicwrites v0.3.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]     Checking globset v0.4.14
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking caves v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ignore v0.4.22
[INFO] [stderr]     Checking predicates v1.0.8
[INFO] [stderr]     Checking globwalk v0.9.1
[INFO] [stderr]     Checking assert_fs v1.1.2
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.81s
[INFO] running `Command { std: "docker" "inspect" "76a6ba77b4f76563c1f5bab68d411b5d7192012492be5e43daf50767ec1cfcb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76a6ba77b4f76563c1f5bab68d411b5d7192012492be5e43daf50767ec1cfcb1", kill_on_drop: false }`
[INFO] [stdout] 76a6ba77b4f76563c1f5bab68d411b5d7192012492be5e43daf50767ec1cfcb1
[INFO] checking caves-0.2.1 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu
[INFO] extracting crate caves 0.2.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate caves 0.2.1 on toolchain f9935d29d867449445ee008640ccca1bf1ae0889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate caves 0.2.1
[INFO] finished tweaking crates.io crate caves 0.2.1
[INFO] tweaked toml for crates.io crate caves 0.2.1 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 81 packages to latest compatible versions
[INFO] [stderr]       Adding atomicwrites v0.3.1 (latest: v0.4.3)
[INFO] [stderr]       Adding bindgen v0.59.2 (latest: v0.70.1)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.6.0)
[INFO] [stderr]       Adding float-cmp v0.8.0 (latest: v0.9.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (latest: v0.6.5)
[INFO] [stderr]       Adding peeking_take_while v0.1.2 (latest: v1.0.0)
[INFO] [stderr]       Adding predicates v1.0.8 (latest: v3.1.2)
[INFO] [stderr]       Adding rocksdb v0.15.0 (latest: v0.22.0)
[INFO] [stderr]       Adding rustc-hash v1.1.0 (latest: v2.0.0)
[INFO] [stderr]       Adding termtree v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2c23ef86fd5247bc729525e8e87aaf9a59b2ad5e9a58bf70e688707fbf9da46
[INFO] running `Command { std: "docker" "start" "-a" "e2c23ef86fd5247bc729525e8e87aaf9a59b2ad5e9a58bf70e688707fbf9da46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2c23ef86fd5247bc729525e8e87aaf9a59b2ad5e9a58bf70e688707fbf9da46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2c23ef86fd5247bc729525e8e87aaf9a59b2ad5e9a58bf70e688707fbf9da46", kill_on_drop: false }`
[INFO] [stdout] e2c23ef86fd5247bc729525e8e87aaf9a59b2ad5e9a58bf70e688707fbf9da46
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff65c4afdbbd77ea09c0c309696fc6b7ac51dc08ff480673c20c4785ddd5ef4e
[INFO] running `Command { std: "docker" "start" "-a" "ff65c4afdbbd77ea09c0c309696fc6b7ac51dc08ff480673c20c4785ddd5ef4e", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling rustix v0.38.35
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking fastrand v2.1.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking predicates-core v1.0.8
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]    Compiling syn v2.0.76
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking anstyle v1.0.8
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking bstr v1.10.0
[INFO] [stderr]     Checking predicates-tree v1.0.11
[INFO] [stderr]     Checking predicates v3.1.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]     Checking tempfile v3.12.0
[INFO] [stderr]     Checking atomicwrites v0.3.1
[INFO] [stderr]     Checking caves v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking globset v0.4.14
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking ignore v0.4.22
[INFO] [stderr]     Checking predicates v1.0.8
[INFO] [stderr]     Checking globwalk v0.9.1
[INFO] [stderr]     Checking assert_fs v1.1.2
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:387:22
[INFO] [stdout]     |
[INFO] [stdout] 385 |         let temp_dir = assert_fs::TempDir::new().unwrap();
[INFO] [stdout]     |             -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 386 |         let fb = FileCave::new(temp_dir.path()).unwrap();
[INFO] [stdout] 387 |         _test_simple(Box::new(fb))
[INFO] [stdout]     |                      ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]     = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `caves` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "ff65c4afdbbd77ea09c0c309696fc6b7ac51dc08ff480673c20c4785ddd5ef4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff65c4afdbbd77ea09c0c309696fc6b7ac51dc08ff480673c20c4785ddd5ef4e", kill_on_drop: false }`
[INFO] [stdout] ff65c4afdbbd77ea09c0c309696fc6b7ac51dc08ff480673c20c4785ddd5ef4e