[INFO] cloning repository https://github.com/Ryuuba/rust_hello_world
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ryuuba/rust_hello_world" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyuuba%2Frust_hello_world", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyuuba%2Frust_hello_world'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b5a6dd8657a02419787842ca806bff7943265afb
[INFO] checking Ryuuba/rust_hello_world/b5a6dd8657a02419787842ca806bff7943265afb against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyuuba%2Frust_hello_world" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ryuuba/rust_hello_world 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 git repo https://github.com/Ryuuba/rust_hello_world
[INFO] finished tweaking git repo https://github.com/Ryuuba/rust_hello_world
[INFO] tweaked toml for git repo https://github.com/Ryuuba/rust_hello_world written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Ryuuba/rust_hello_world 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] [stderr] warning: unused manifest key: package.author
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] 04dea352f899d42d032fcdaaaee51932eeb7f51bf92e9c6c8cb9013627a3237d
[INFO] running `Command { std: "docker" "start" "-a" "04dea352f899d42d032fcdaaaee51932eeb7f51bf92e9c6c8cb9013627a3237d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04dea352f899d42d032fcdaaaee51932eeb7f51bf92e9c6c8cb9013627a3237d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04dea352f899d42d032fcdaaaee51932eeb7f51bf92e9c6c8cb9013627a3237d", kill_on_drop: false }`
[INFO] [stdout] 04dea352f899d42d032fcdaaaee51932eeb7f51bf92e9c6c8cb9013627a3237d
[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] c7c9c0a95bdcd84c6b0ea293f036338af2dcd7ec5f919d82a8a90280603e16b3
[INFO] running `Command { std: "docker" "start" "-a" "c7c9c0a95bdcd84c6b0ea293f036338af2dcd7ec5f919d82a8a90280603e16b3", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.author
[INFO] [stderr]     Checking hello_world 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/dllist.rs:45:14
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn from(node: Node<T>) -> Self {
[INFO] [stdout]    |             ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 45 |         Some(Rc::new(RefCell::new(node)))
[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/dllist.rs:51:14
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn from(node: Node<T>) -> Self {
[INFO] [stdout]    |             ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 51 |         Some(Rc::downgrade(&Rc::new(RefCell::new(node))))
[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/dllist.rs:227:27
[INFO] [stdout]     |
[INFO] [stdout] 226 |     fn into_iter(self) -> Self::IntoIter {
[INFO] [stdout]     |                  ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 227 |         ListIterator::new(self.head.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: aborting due to 3 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/dllist.rs:45:14
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn from(node: Node<T>) -> Self {
[INFO] [stdout]    |             ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 45 |         Some(Rc::new(RefCell::new(node)))
[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/dllist.rs:51:14
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn from(node: Node<T>) -> Self {
[INFO] [stdout]    |             ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 51 |         Some(Rc::downgrade(&Rc::new(RefCell::new(node))))
[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/dllist.rs:227:27
[INFO] [stdout]     |
[INFO] [stdout] 226 |     fn into_iter(self) -> Self::IntoIter {
[INFO] [stdout]     |                  ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 227 |         ListIterator::new(self.head.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] [stderr] error: could not compile `hello_world` (bin "hello_world" test) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hello_world` (bin "hello_world") due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "c7c9c0a95bdcd84c6b0ea293f036338af2dcd7ec5f919d82a8a90280603e16b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7c9c0a95bdcd84c6b0ea293f036338af2dcd7ec5f919d82a8a90280603e16b3", kill_on_drop: false }`
[INFO] [stdout] c7c9c0a95bdcd84c6b0ea293f036338af2dcd7ec5f919d82a8a90280603e16b3