[INFO] fetching crate flex-error 0.4.4...
[INFO] checking flex-error-0.4.4 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] extracting crate flex-error 0.4.4 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate flex-error 0.4.4 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 flex-error 0.4.4
[INFO] finished tweaking crates.io crate flex-error 0.4.4
[INFO] tweaked toml for crates.io crate flex-error 0.4.4 written to /workspace/builds/worker-0-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 6 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 68ec01a1e09f380715d13c36ada2dfae3e4c516e79134c4672f4b4477069b3f7
[INFO] running `Command { std: "docker" "start" "-a" "68ec01a1e09f380715d13c36ada2dfae3e4c516e79134c4672f4b4477069b3f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68ec01a1e09f380715d13c36ada2dfae3e4c516e79134c4672f4b4477069b3f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68ec01a1e09f380715d13c36ada2dfae3e4c516e79134c4672f4b4477069b3f7", kill_on_drop: false }`
[INFO] [stdout] 68ec01a1e09f380715d13c36ada2dfae3e4c516e79134c4672f4b4477069b3f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3605d1d40c4909ac9bf528fd63be6fc379927b1e668eb75802d7240691ce1973
[INFO] running `Command { std: "docker" "start" "-a" "3605d1d40c4909ac9bf528fd63be6fc379927b1e668eb75802d7240691ce1973", kill_on_drop: false }`
[INFO] [stderr]     Checking flex-error v0.4.4 (/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/source.rs:97:18
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn error_details(source: Self::Source) -> (Self::Detail, Option<Trace>) {
[INFO] [stdout]    |                      -------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 97 |         (source, 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]    = 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/source.rs:115:14
[INFO] [stdout]     |
[INFO] [stdout] 114 |     fn error_details(source: Self::Source) -> (Self::Detail, Option<Trace>) {
[INFO] [stdout]     |                      -------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 115 |         ((), Some(source))
[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/source.rs:129:18
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn error_details(source: Self::Source) -> (Self::Detail, Option<Tracer>) {
[INFO] [stdout]     |                      -------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 128 |         let trace = Tracer::new_message(&source);
[INFO] [stdout]     |             ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 129 |         (source, Some(trace))
[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/source.rs:143:14
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn error_details(source: Self::Source) -> (Self::Detail, Option<Tracer>) {
[INFO] [stdout]     |                      -------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 142 |         let trace = Tracer::new_message(&source);
[INFO] [stdout]     |             ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 143 |         ((), Some(trace))
[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/source.rs:97:18
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn error_details(source: Self::Source) -> (Self::Detail, Option<Trace>) {
[INFO] [stdout]    |                      -------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 97 |         (source, 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]    = 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/source.rs:115:14
[INFO] [stdout]     |
[INFO] [stdout] 114 |     fn error_details(source: Self::Source) -> (Self::Detail, Option<Trace>) {
[INFO] [stdout]     |                      -------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 115 |         ((), Some(source))
[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/source.rs:129:18
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn error_details(source: Self::Source) -> (Self::Detail, Option<Tracer>) {
[INFO] [stdout]     |                      -------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 128 |         let trace = Tracer::new_message(&source);
[INFO] [stdout]     |             ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 129 |         (source, Some(trace))
[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/source.rs:143:14
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn error_details(source: Self::Source) -> (Self::Detail, Option<Tracer>) {
[INFO] [stdout]     |                      -------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 142 |         let trace = Tracer::new_message(&source);
[INFO] [stdout]     |             ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 143 |         ((), Some(trace))
[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/source.rs:158:18
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn error_details(source: Self::Source) -> (Self::Detail, Option<Tracer>) {
[INFO] [stdout]     |                      -------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 156 |         let detail = source.clone();
[INFO] [stdout]     |             ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 157 |         let trace = Tracer::new_trace(source);
[INFO] [stdout]     |             ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 158 |         (detail, Some(trace))
[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/source.rs:171:14
[INFO] [stdout]     |
[INFO] [stdout] 169 |     fn error_details(source: Self::Source) -> (Self::Detail, Option<Tracer>) {
[INFO] [stdout]     |                      -------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 170 |         let trace = Tracer::new_trace(source);
[INFO] [stdout]     |             ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 171 |         ((), Some(trace))
[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/source.rs:158:18
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn error_details(source: Self::Source) -> (Self::Detail, Option<Tracer>) {
[INFO] [stdout]     |                      -------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 156 |         let detail = source.clone();
[INFO] [stdout]     |             ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 157 |         let trace = Tracer::new_trace(source);
[INFO] [stdout]     |             ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 158 |         (detail, Some(trace))
[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/source.rs:171:14
[INFO] [stdout]     |
[INFO] [stdout] 169 |     fn error_details(source: Self::Source) -> (Self::Detail, Option<Tracer>) {
[INFO] [stdout]     |                      -------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 170 |         let trace = Tracer::new_trace(source);
[INFO] [stdout]     |             ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 171 |         ((), Some(trace))
[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 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flex-error` (lib test) due to 7 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `flex-error` (lib) due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "3605d1d40c4909ac9bf528fd63be6fc379927b1e668eb75802d7240691ce1973", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3605d1d40c4909ac9bf528fd63be6fc379927b1e668eb75802d7240691ce1973", kill_on_drop: false }`
[INFO] [stdout] 3605d1d40c4909ac9bf528fd63be6fc379927b1e668eb75802d7240691ce1973