[INFO] fetching crate object-merge 0.1.0-alpha1...
[INFO] checking object-merge-0.1.0-alpha1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] extracting crate object-merge 0.1.0-alpha1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate object-merge 0.1.0-alpha1 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 object-merge 0.1.0-alpha1
[INFO] finished tweaking crates.io crate object-merge 0.1.0-alpha1
[INFO] tweaked toml for crates.io crate object-merge 0.1.0-alpha1 written to /workspace/builds/worker-2-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] 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] fe38aad78b7a0e856a3e25c67e9a4eac4d32612962693110c2b764899a4d71e8
[INFO] running `Command { std: "docker" "start" "-a" "fe38aad78b7a0e856a3e25c67e9a4eac4d32612962693110c2b764899a4d71e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe38aad78b7a0e856a3e25c67e9a4eac4d32612962693110c2b764899a4d71e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe38aad78b7a0e856a3e25c67e9a4eac4d32612962693110c2b764899a4d71e8", kill_on_drop: false }`
[INFO] [stdout] fe38aad78b7a0e856a3e25c67e9a4eac4d32612962693110c2b764899a4d71e8
[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] 2fbf48f184f020d0d34b3933c0d9b0545340c3271159260414369a6c23d9cca6
[INFO] running `Command { std: "docker" "start" "-a" "2fbf48f184f020d0d34b3933c0d9b0545340c3271159260414369a6c23d9cca6", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking object-merge v0.1.0-alpha1 (/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/imp/btree.rs:58:53
[INFO] [stdout]    |
[INFO] [stdout] 58 |         self.extend(template.iter().map(|(&k, &v)| (k.clone(), v.clone())));
[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/imp/btree.rs:58:64
[INFO] [stdout]    |
[INFO] [stdout] 58 |         self.extend(template.iter().map(|(&k, &v)| (k.clone(), v.clone())));
[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/imp/hash.rs:59:53
[INFO] [stdout]    |
[INFO] [stdout] 59 |         self.extend(template.iter().map(|(&k, &v)| (k.clone(), v.clone())));
[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/imp/hash.rs:59:64
[INFO] [stdout]    |
[INFO] [stdout] 59 |         self.extend(template.iter().map(|(&k, &v)| (k.clone(), v.clone())));
[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/imp/vec.rs:25:68
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut template: HashMap<K, &T> = template.iter().map(|item| (get_key(item), item)).collect();
[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 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `object-merge` (lib) due to 6 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/imp/btree.rs:58:53
[INFO] [stdout]    |
[INFO] [stdout] 58 |         self.extend(template.iter().map(|(&k, &v)| (k.clone(), v.clone())));
[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] [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/imp/btree.rs:58:64
[INFO] [stdout]    |
[INFO] [stdout] 58 |         self.extend(template.iter().map(|(&k, &v)| (k.clone(), v.clone())));
[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/imp/hash.rs:59:53
[INFO] [stdout]    |
[INFO] [stdout] 59 |         self.extend(template.iter().map(|(&k, &v)| (k.clone(), v.clone())));
[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/imp/hash.rs:59:64
[INFO] [stdout]    |
[INFO] [stdout] 59 |         self.extend(template.iter().map(|(&k, &v)| (k.clone(), v.clone())));
[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/imp/vec.rs:25:68
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut template: HashMap<K, &T> = template.iter().map(|item| (get_key(item), item)).collect();
[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 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `object-merge` (lib test) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "2fbf48f184f020d0d34b3933c0d9b0545340c3271159260414369a6c23d9cca6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fbf48f184f020d0d34b3933c0d9b0545340c3271159260414369a6c23d9cca6", kill_on_drop: false }`
[INFO] [stdout] 2fbf48f184f020d0d34b3933c0d9b0545340c3271159260414369a6c23d9cca6