[INFO] fetching crate bab 0.0.1...
[INFO] checking bab-0.0.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate bab 0.0.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate bab 0.0.1 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 bab 0.0.1
[INFO] finished tweaking crates.io crate bab 0.0.1
[INFO] tweaked toml for crates.io crate bab 0.0.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate bab 0.0.1 already has a lockfile, it will not be regenerated
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d119af404cfa769e2a61c94ebfa9f2b0721bb764ca702d0d6e3f5ff65141a851
[INFO] running `Command { std: "docker" "start" "-a" "d119af404cfa769e2a61c94ebfa9f2b0721bb764ca702d0d6e3f5ff65141a851", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d119af404cfa769e2a61c94ebfa9f2b0721bb764ca702d0d6e3f5ff65141a851", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d119af404cfa769e2a61c94ebfa9f2b0721bb764ca702d0d6e3f5ff65141a851", kill_on_drop: false }`
[INFO] [stdout] d119af404cfa769e2a61c94ebfa9f2b0721bb764ca702d0d6e3f5ff65141a851
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1854954dcbdc606abbffa4cf6bcab099dc23e532aa30945580dba99ce412e894
[INFO] running `Command { std: "docker" "start" "-a" "1854954dcbdc606abbffa4cf6bcab099dc23e532aa30945580dba99ce412e894", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.206
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde_json v1.0.122
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking plotters-backend v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking unicode-width v0.1.13
[INFO] [stderr]     Checking plotters-svg v0.3.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling syn v2.0.73
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking plotters v0.3.6
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking oorandom v11.1.4
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking fastrand v2.1.0
[INFO] [stderr]     Checking core_affinity v0.8.1
[INFO] [stderr]     Checking async-executor v1.13.0
[INFO] [stderr]     Checking async-unsync v0.3.0
[INFO] [stderr]     Checking pollster v0.3.0
[INFO] [stderr]     Checking bab v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]    Compiling serde_derive v1.0.206
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] error: this value of type `Packet` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/framer.rs:162:17
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let mut framer = Framer::new(buffer_pool);
[INFO] [stdout]     |             ---------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 162 |             let message = framer.next_buffer().unwrap();
[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 `bab` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "1854954dcbdc606abbffa4cf6bcab099dc23e532aa30945580dba99ce412e894", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1854954dcbdc606abbffa4cf6bcab099dc23e532aa30945580dba99ce412e894", kill_on_drop: false }`
[INFO] [stdout] 1854954dcbdc606abbffa4cf6bcab099dc23e532aa30945580dba99ce412e894