[INFO] fetching crate guacamole 0.8.0... [INFO] checking guacamole-0.8.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate guacamole 0.8.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate guacamole 0.8.0 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 guacamole 0.8.0 [INFO] finished tweaking crates.io crate guacamole 0.8.0 [INFO] tweaked toml for crates.io crate guacamole 0.8.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate guacamole 0.8.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ff1ac1421a7007625233f192d123a1f1212746a0575d8c1e3e595eea57293d80 [INFO] running `Command { std: "docker" "start" "-a" "ff1ac1421a7007625233f192d123a1f1212746a0575d8c1e3e595eea57293d80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ff1ac1421a7007625233f192d123a1f1212746a0575d8c1e3e595eea57293d80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff1ac1421a7007625233f192d123a1f1212746a0575d8c1e3e595eea57293d80", kill_on_drop: false }` [INFO] [stdout] ff1ac1421a7007625233f192d123a1f1212746a0575d8c1e3e595eea57293d80 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 0be0ecc69e7d4781ef975b3b04db2ffd7be9144c104ec0965943643faba1d8b3 [INFO] running `Command { std: "docker" "start" "-a" "0be0ecc69e7d4781ef975b3b04db2ffd7be9144c104ec0965943643faba1d8b3", kill_on_drop: false }` [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling derive_util v0.4.0 [INFO] [stderr] Compiling arrrg_derive v0.4.0 [INFO] [stderr] Checking arrrg v0.4.0 [INFO] [stderr] Checking guacamole v0.8.0 (/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/combinators.rs:126:21 [INFO] [stdout] | [INFO] [stdout] 123 | mut gen: F, [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 124 | mut map: M, [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 125 | ) -> impl FnMut(&mut Guacamole) -> U { [INFO] [stdout] 126 | move |guac| map(gen(guac)) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #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/combinators.rs:201:25 [INFO] [stdout] | [INFO] [stdout] 200 | let mut indexer = unique_set_index(random); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 201 | move |guac| indexer(range_to(set_size)(guac)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #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/combinators.rs:251:17 [INFO] [stdout] | [INFO] [stdout] 251 | move |guac| exponentially_distributed(1.0 / interarrival_rate)(guac) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `guacamole` (lib) due to 4 previous errors [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/combinators.rs:126:21 [INFO] [stdout] | [INFO] [stdout] 123 | mut gen: F, [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 124 | mut map: M, [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 125 | ) -> impl FnMut(&mut Guacamole) -> U { [INFO] [stdout] 126 | move |guac| map(gen(guac)) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #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/combinators.rs:201:25 [INFO] [stdout] | [INFO] [stdout] 200 | let mut indexer = unique_set_index(random); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 201 | move |guac| indexer(range_to(set_size)(guac)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #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/combinators.rs:251:17 [INFO] [stdout] | [INFO] [stdout] 251 | move |guac| exponentially_distributed(1.0 / interarrival_rate)(guac) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `guacamole` (lib test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "0be0ecc69e7d4781ef975b3b04db2ffd7be9144c104ec0965943643faba1d8b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0be0ecc69e7d4781ef975b3b04db2ffd7be9144c104ec0965943643faba1d8b3", kill_on_drop: false }` [INFO] [stdout] 0be0ecc69e7d4781ef975b3b04db2ffd7be9144c104ec0965943643faba1d8b3