[INFO] fetching crate blackhole-compress 0.1.3...
[INFO] checking blackhole-compress-0.1.3 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] extracting crate blackhole-compress 0.1.3 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate blackhole-compress 0.1.3 on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate blackhole-compress 0.1.3
[INFO] finished tweaking crates.io crate blackhole-compress 0.1.3
[INFO] tweaked toml for crates.io crate blackhole-compress 0.1.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 972c3efa6525d94ceadc17c05f3923b36e5e21dc5dffd53339469011d9bde1a0
[INFO] running `Command { std: "docker" "start" "-a" "972c3efa6525d94ceadc17c05f3923b36e5e21dc5dffd53339469011d9bde1a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "972c3efa6525d94ceadc17c05f3923b36e5e21dc5dffd53339469011d9bde1a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "972c3efa6525d94ceadc17c05f3923b36e5e21dc5dffd53339469011d9bde1a0", kill_on_drop: false }`
[INFO] [stdout] 972c3efa6525d94ceadc17c05f3923b36e5e21dc5dffd53339469011d9bde1a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6ee5690f1e1120e9249320d2911c0cb1d0c71d6e4c6639b6a7cd4e30f2445fe
[INFO] running `Command { std: "docker" "start" "-a" "f6ee5690f1e1120e9249320d2911c0cb1d0c71d6e4c6639b6a7cd4e30f2445fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking blackhole-compress v0.1.3 (/opt/rustwide/workdir)
[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:267:12
[INFO] [stdout]     |
[INFO] [stdout] 260 |         let huffman_tree = HuffmanTree::new(used_words);
[INFO] [stdout]     |             ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 267 |         Ok((r,huffman_tree))
[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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/huffman.rs:284:9
[INFO] [stdout]     |
[INFO] [stdout] 283 |       pub fn write<'b,W>(&self,writer:&mut StreamWriter<'b,W>,word:T) -> Result<(),CompressionError> where W: Write {
[INFO] [stdout]     |                                                               ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 284 | /         self.dic.get(&word)
[INFO] [stdout] 285 | |             .ok_or(CompressionError::from(WriteError::InvalidState(String::from("No corresponding entry was found in the dictionary."))))
[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] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `blackhole-compress` (lib) due to 3 previous errors
[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:267:12
[INFO] [stdout]     |
[INFO] [stdout] 260 |         let huffman_tree = HuffmanTree::new(used_words);
[INFO] [stdout]     |             ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 267 |         Ok((r,huffman_tree))
[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] [stderr] warning: build failed, waiting for other jobs to finish...
[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/huffman.rs:284:9
[INFO] [stdout]     |
[INFO] [stdout] 283 |       pub fn write<'b,W>(&self,writer:&mut StreamWriter<'b,W>,word:T) -> Result<(),CompressionError> where W: Write {
[INFO] [stdout]     |                                                               ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 284 | /         self.dic.get(&word)
[INFO] [stdout] 285 | |             .ok_or(CompressionError::from(WriteError::InvalidState(String::from("No corresponding entry was found in the dictionary."))))
[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] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `blackhole-compress` (lib test) due to 3 previous errors
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f6ee5690f1e1120e9249320d2911c0cb1d0c71d6e4c6639b6a7cd4e30f2445fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6ee5690f1e1120e9249320d2911c0cb1d0c71d6e4c6639b6a7cd4e30f2445fe", kill_on_drop: false }`
[INFO] [stdout] f6ee5690f1e1120e9249320d2911c0cb1d0c71d6e4c6639b6a7cd4e30f2445fe