[INFO] fetching crate cfb8 0.8.1...
[INFO] checking cfb8-0.8.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] extracting crate cfb8 0.8.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate cfb8 0.8.1 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 cfb8 0.8.1
[INFO] finished tweaking crates.io crate cfb8 0.8.1
[INFO] tweaked toml for crates.io crate cfb8 0.8.1 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.1.0)
[INFO] [stderr]       Adding hex-literal v0.3.4 (latest: v0.4.1)
[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-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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb92d931b6b140237ee81fed04bba0c7b6ddf514a673c7e80e84a5125ee1c814
[INFO] running `Command { std: "docker" "start" "-a" "fb92d931b6b140237ee81fed04bba0c7b6ddf514a673c7e80e84a5125ee1c814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb92d931b6b140237ee81fed04bba0c7b6ddf514a673c7e80e84a5125ee1c814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb92d931b6b140237ee81fed04bba0c7b6ddf514a673c7e80e84a5125ee1c814", kill_on_drop: false }`
[INFO] [stdout] fb92d931b6b140237ee81fed04bba0c7b6ddf514a673c7e80e84a5125ee1c814
[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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a3100307e41e100f2430fbcb70de97a0cab65003d26fefa03e39d3c16344437
[INFO] running `Command { std: "docker" "start" "-a" "6a3100307e41e100f2430fbcb70de97a0cab65003d26fefa03e39d3c16344437", kill_on_drop: false }`
[INFO] [stderr]     Checking blobby v0.3.1
[INFO] [stderr]    Compiling hex-literal v0.3.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking cfb8 v0.8.1 (/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/decrypt.rs:37:41
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn decrypt_with_backend_mut(&mut self, f: impl BlockClosure<BlockSize = Self::BlockSize>) {
[INFO] [stdout]    |                                            ------------------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 36 |         let Self { cipher, iv } = self;
[INFO] [stdout] 37 |         cipher.encrypt_with_backend_mut(Closure { iv, f })
[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/encrypt.rs:37:41
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn encrypt_with_backend_mut(&mut self, f: impl BlockClosure<BlockSize = Self::BlockSize>) {
[INFO] [stdout]    |                                            ------------------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 36 |         let Self { cipher, iv } = self;
[INFO] [stdout] 37 |         cipher.encrypt_with_backend_mut(Closure { iv, f })
[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 `cfb8` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6a3100307e41e100f2430fbcb70de97a0cab65003d26fefa03e39d3c16344437", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a3100307e41e100f2430fbcb70de97a0cab65003d26fefa03e39d3c16344437", kill_on_drop: false }`
[INFO] [stdout] 6a3100307e41e100f2430fbcb70de97a0cab65003d26fefa03e39d3c16344437