[INFO] fetching crate oneshot-handshake 0.1.5...
[INFO] checking oneshot-handshake-0.1.5 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] extracting crate oneshot-handshake 0.1.5 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate oneshot-handshake 0.1.5 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 oneshot-handshake 0.1.5
[INFO] finished tweaking crates.io crate oneshot-handshake 0.1.5
[INFO] tweaked toml for crates.io crate oneshot-handshake 0.1.5 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate oneshot-handshake 0.1.5 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2437f29d2c2ccac94f0ce0ec20b3451cfb3fe4f8efce51e243d0a2ffb446c552
[INFO] running `Command { std: "docker" "start" "-a" "2437f29d2c2ccac94f0ce0ec20b3451cfb3fe4f8efce51e243d0a2ffb446c552", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2437f29d2c2ccac94f0ce0ec20b3451cfb3fe4f8efce51e243d0a2ffb446c552", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2437f29d2c2ccac94f0ce0ec20b3451cfb3fe4f8efce51e243d0a2ffb446c552", kill_on_drop: false }`
[INFO] [stdout] 2437f29d2c2ccac94f0ce0ec20b3451cfb3fe4f8efce51e243d0a2ffb446c552
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f66be1129186c876ad9be5706e8122a65b227a52fe51b7a9bc238bda88573147
[INFO] running `Command { std: "docker" "start" "-a" "f66be1129186c876ad9be5706e8122a65b227a52fe51b7a9bc238bda88573147", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking oneshot-handshake v0.1.5 (/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:191:17
[INFO] [stdout]     |
[INFO] [stdout] 158 |     pub fn join<U, F: FnOnce(T, T) -> U>(self, value: T, f: F) -> Result<Option<U>, T> {
[INFO] [stdout]     |                                          ----  --------  ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |                                          |     |
[INFO] [stdout]     |                                          |     these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |                                          these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 161 |         let res = '_lock: {
[INFO] [stdout]     |             --- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 162 |             let mut lock = unsafe { common.as_ref() }.lock().unwrap();
[INFO] [stdout]     |                     ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 171 |                 Some(Inner::Set(other)) => {
[INFO] [stdout]     |                                 ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 191 |         res.map(|opt| opt.map(|(x, y)| (f)(x, y)))
[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/lib.rs:191:31
[INFO] [stdout]     |
[INFO] [stdout] 158 |     pub fn join<U, F: FnOnce(T, T) -> U>(self, value: T, f: F) -> Result<Option<U>, T> {
[INFO] [stdout]     |                                                          - these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 191 |         res.map(|opt| opt.map(|(x, y)| (f)(x, y)))
[INFO] [stdout]     |                  ---          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  these values have significant drop implementation and will observe changes in drop order under Edition 2024
[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 `oneshot-handshake` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f66be1129186c876ad9be5706e8122a65b227a52fe51b7a9bc238bda88573147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f66be1129186c876ad9be5706e8122a65b227a52fe51b7a9bc238bda88573147", kill_on_drop: false }`
[INFO] [stdout] f66be1129186c876ad9be5706e8122a65b227a52fe51b7a9bc238bda88573147