[INFO] fetching crate poison-pool 0.1.0...
[INFO] checking poison-pool-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] extracting crate poison-pool 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate poison-pool 0.1.0 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 poison-pool 0.1.0
[INFO] finished tweaking crates.io crate poison-pool 0.1.0
[INFO] tweaked toml for crates.io crate poison-pool 0.1.0 written to /workspace/builds/worker-6-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]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0c0d913fbae3a945a7905029f6a8f337ec6837877a270f5c1926d0fb97e4ef97
[INFO] running `Command { std: "docker" "start" "-a" "0c0d913fbae3a945a7905029f6a8f337ec6837877a270f5c1926d0fb97e4ef97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c0d913fbae3a945a7905029f6a8f337ec6837877a270f5c1926d0fb97e4ef97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c0d913fbae3a945a7905029f6a8f337ec6837877a270f5c1926d0fb97e4ef97", kill_on_drop: false }`
[INFO] [stdout] 0c0d913fbae3a945a7905029f6a8f337ec6837877a270f5c1926d0fb97e4ef97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 28fb846ec24f2bb09b199ad6b08797825a4abe7ee75e9ca6d0177dffd438f8b8
[INFO] running `Command { std: "docker" "start" "-a" "28fb846ec24f2bb09b199ad6b08797825a4abe7ee75e9ca6d0177dffd438f8b8", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking poison-pool v0.1.0 (/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:32:27
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn new<F: FnMut() -> T>(count: usize, mut init: F) -> PoisonPool<T> {
[INFO] [stdout]    |                                               ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 30 |         let mut v = Vec::new();
[INFO] [stdout]    |                 - these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 31 |         v.extend((0 .. count).map(|_| RefCell::new((false, Some(init())))));
[INFO] [stdout] 32 |         PoisonPool { all: Rc::new(v) }
[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:31:52
[INFO] [stdout]    |
[INFO] [stdout] 31 |         v.extend((0 .. count).map(|_| RefCell::new((false, Some(init())))));
[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:54:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn get_or(&self, v: T) -> Item<T> {
[INFO] [stdout]    |                          ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 54 |         self.get().unwrap_or(Item::from_value(v))
[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:54:30
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn get_or(&self, v: T) -> Item<T> {
[INFO] [stdout]    |                          ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 54 |         self.get().unwrap_or(Item::from_value(v))
[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:60:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn get_or_else<F: FnOnce() -> T>(&self, f: F) -> Item<T> {
[INFO] [stdout]    |                                                 ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 60 |         self.get().unwrap_or_else(|| {
[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:60:35
[INFO] [stdout]    |
[INFO] [stdout] 59 |       pub fn get_or_else<F: FnOnce() -> T>(&self, f: F) -> Item<T> {
[INFO] [stdout]    |                                                   ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 60 |           self.get().unwrap_or_else(|| {
[INFO] [stdout]    |  ___________________________________^
[INFO] [stdout] 61 | |             Item::from_value(f())
[INFO] [stdout] 62 | |         })
[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:61:30
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn get_or_else<F: FnOnce() -> T>(&self, f: F) -> Item<T> {
[INFO] [stdout]    |                                                 - these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 60 |         self.get().unwrap_or_else(|| {
[INFO] [stdout] 61 |             Item::from_value(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: 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:78:26
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn from_value(value: T) -> Item<T> {
[INFO] [stdout]    |                       -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 77 |         Item {
[INFO] [stdout] 78 |             parent_pool: None,
[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:80:19
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn from_value(value: T) -> Item<T> {
[INFO] [stdout]    |                       -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 80 |             item: Some(value),
[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 9 previous errors
[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:32:27
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn new<F: FnMut() -> T>(count: usize, mut init: F) -> PoisonPool<T> {
[INFO] [stdout]    |                                               ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 30 |         let mut v = Vec::new();
[INFO] [stdout]    |                 - these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 31 |         v.extend((0 .. count).map(|_| RefCell::new((false, Some(init())))));
[INFO] [stdout] 32 |         PoisonPool { all: Rc::new(v) }
[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:31:52
[INFO] [stdout]    |
[INFO] [stdout] 31 |         v.extend((0 .. count).map(|_| RefCell::new((false, Some(init())))));
[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:54:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn get_or(&self, v: T) -> Item<T> {
[INFO] [stdout]    |                          ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 54 |         self.get().unwrap_or(Item::from_value(v))
[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 `poison-pool` (lib) due to 10 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:54:30
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn get_or(&self, v: T) -> Item<T> {
[INFO] [stdout]    |                          ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 54 |         self.get().unwrap_or(Item::from_value(v))
[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] 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/lib.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn get_or_else<F: FnOnce() -> T>(&self, f: F) -> Item<T> {
[INFO] [stdout]    |                                                 ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 60 |         self.get().unwrap_or_else(|| {
[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:60:35
[INFO] [stdout]    |
[INFO] [stdout] 59 |       pub fn get_or_else<F: FnOnce() -> T>(&self, f: F) -> Item<T> {
[INFO] [stdout]    |                                                   ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 60 |           self.get().unwrap_or_else(|| {
[INFO] [stdout]    |  ___________________________________^
[INFO] [stdout] 61 | |             Item::from_value(f())
[INFO] [stdout] 62 | |         })
[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:61:30
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn get_or_else<F: FnOnce() -> T>(&self, f: F) -> Item<T> {
[INFO] [stdout]    |                                                 - these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 60 |         self.get().unwrap_or_else(|| {
[INFO] [stdout] 61 |             Item::from_value(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: 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:78:26
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn from_value(value: T) -> Item<T> {
[INFO] [stdout]    |                       -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 77 |         Item {
[INFO] [stdout] 78 |             parent_pool: None,
[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:80:19
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn from_value(value: T) -> Item<T> {
[INFO] [stdout]    |                       -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 80 |             item: Some(value),
[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 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `poison-pool` (lib test) due to 10 previous errors
[INFO] running `Command { std: "docker" "inspect" "28fb846ec24f2bb09b199ad6b08797825a4abe7ee75e9ca6d0177dffd438f8b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28fb846ec24f2bb09b199ad6b08797825a4abe7ee75e9ca6d0177dffd438f8b8", kill_on_drop: false }`
[INFO] [stdout] 28fb846ec24f2bb09b199ad6b08797825a4abe7ee75e9ca6d0177dffd438f8b8