[INFO] fetching crate linear-map 1.2.0...
[INFO] checking linear-map-1.2.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] extracting crate linear-map 1.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate linear-map 1.2.0 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 linear-map 1.2.0
[INFO] finished tweaking crates.io crate linear-map 1.2.0
[INFO] tweaked toml for crates.io crate linear-map 1.2.0 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 8 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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[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] e66a60ce62beaf50fcb69cf9c343b1b320e8cff481aa65b2a4a341e6fb412842
[INFO] running `Command { std: "docker" "start" "-a" "e66a60ce62beaf50fcb69cf9c343b1b320e8cff481aa65b2a4a341e6fb412842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e66a60ce62beaf50fcb69cf9c343b1b320e8cff481aa65b2a4a341e6fb412842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e66a60ce62beaf50fcb69cf9c343b1b320e8cff481aa65b2a4a341e6fb412842", kill_on_drop: false }`
[INFO] [stdout] e66a60ce62beaf50fcb69cf9c343b1b320e8cff481aa65b2a4a341e6fb412842
[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] c60f6d371e4a37eb41f2f747da99bc4d5bb70fc8f493036d179db1ff57be729c
[INFO] running `Command { std: "docker" "start" "-a" "c60f6d371e4a37eb41f2f747da99bc4d5bb70fc8f493036d179db1ff57be729c", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking linear-map v1.2.0 (/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:258:15
[INFO] [stdout]     |
[INFO] [stdout] 257 |     pub fn insert(&mut self, key: K, value: V) -> Option<V> {
[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] 258 |         match self.entry(key) {
[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:480:14
[INFO] [stdout]     |
[INFO] [stdout] 478 |     pub fn insert(self, value: V) -> &'a mut V {
[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] 479 |         self.map.storage.push((self.key, value));
[INFO] [stdout] 480 |         &mut self.map.storage.last_mut().unwrap().1
[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: 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:607:26
[INFO] [stdout]     |
[INFO] [stdout] 606 |     fn into_iter(self) -> IntoIter<K, V> {
[INFO] [stdout]     |                  ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 607 |         IntoIter { iter: self.storage.into_iter() }
[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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/set.rs:749:26
[INFO] [stdout]     |
[INFO] [stdout] 748 |     fn into_iter(self) -> IntoIter<T> {
[INFO] [stdout]     |                  ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 749 |         IntoIter { iter: self.map.into_iter() }
[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 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `linear-map` (lib) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "c60f6d371e4a37eb41f2f747da99bc4d5bb70fc8f493036d179db1ff57be729c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c60f6d371e4a37eb41f2f747da99bc4d5bb70fc8f493036d179db1ff57be729c", kill_on_drop: false }`
[INFO] [stdout] c60f6d371e4a37eb41f2f747da99bc4d5bb70fc8f493036d179db1ff57be729c