[INFO] fetching crate enum-mapping-macro 0.1.1... [INFO] checking enum-mapping-macro-0.1.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate enum-mapping-macro 0.1.1 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate enum-mapping-macro 0.1.1 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate enum-mapping-macro 0.1.1 [INFO] finished tweaking crates.io crate enum-mapping-macro 0.1.1 [INFO] tweaked toml for crates.io crate enum-mapping-macro 0.1.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 4 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c4647fcffd05c8ba2f83fad582b0ff7719783a961b6beaee6e58973d28264d53 [INFO] running `Command { std: "docker" "start" "-a" "c4647fcffd05c8ba2f83fad582b0ff7719783a961b6beaee6e58973d28264d53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c4647fcffd05c8ba2f83fad582b0ff7719783a961b6beaee6e58973d28264d53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4647fcffd05c8ba2f83fad582b0ff7719783a961b6beaee6e58973d28264d53", kill_on_drop: false }` [INFO] [stdout] c4647fcffd05c8ba2f83fad582b0ff7719783a961b6beaee6e58973d28264d53 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f87a33cb89d0a89120cbcc2ca1582350047010027289a99b8f8d7f1b055a8380 [INFO] running `Command { std: "docker" "start" "-a" "f87a33cb89d0a89120cbcc2ca1582350047010027289a99b8f8d7f1b055a8380", kill_on_drop: false }` [INFO] [stderr] Checking unicode-ident v1.0.13 [INFO] [stderr] Checking proc-macro2 v1.0.86 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking syn v2.0.77 [INFO] [stderr] Checking enum-mapping-macro v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] error: could not compile `enum-mapping-macro` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `proc_macro2::TokenStream` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/enum_descriptor.rs:109:9 [INFO] [stdout] | [INFO] [stdout] 105 | let name = self.0.name.clone(); [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 106 | let number = self.inner_type_name(); [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 109 | / match catch_all { [INFO] [stdout] 110 | | Some(catch_all) => { [INFO] [stdout] 111 | | let arms = self.0.pairs.iter().map(|vd| vd.make_match_arm(None)); [INFO] [stdout] 112 | | let catch_all_value = catch_all.make_value(); [INFO] [stdout] 113 | | / quote!( [INFO] [stdout] 114 | | | impl From<#number> for #name { [INFO] [stdout] 115 | | | fn from(value: #number) -> Self { [INFO] [stdout] 116 | | | match value { [INFO] [stdout] ... | | [INFO] [stdout] 121 | | | } [INFO] [stdout] 122 | | | ) [INFO] [stdout] | | | - [INFO] [stdout] | | |_________________| [INFO] [stdout] | | |_________________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | |_________________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | |_________________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | |_________________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | |_________________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | |_________________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... | [INFO] [stdout] 131 | | / quote!( [INFO] [stdout] 132 | | | impl TryFrom<#number> for #name { [INFO] [stdout] 133 | | | type Error = (); [INFO] [stdout] 134 | | | fn try_from(value: #number) -> Result { [INFO] [stdout] ... | | [INFO] [stdout] 140 | | | } [INFO] [stdout] 141 | | | ) [INFO] [stdout] | | | - [INFO] [stdout] | | |_________________| [INFO] [stdout] | | |_________________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | |_________________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | |_________________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | |_________________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | |_________________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | |_________________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 142 | | | } [INFO] [stdout] 143 | | | } [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: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `proc_macro2::TokenStream` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/enum_descriptor.rs:109:9 [INFO] [stdout] | [INFO] [stdout] 105 | let name = self.0.name.clone(); [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 106 | let number = self.inner_type_name(); [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 109 | / match catch_all { [INFO] [stdout] 110 | | Some(catch_all) => { [INFO] [stdout] 111 | | let arms = self.0.pairs.iter().map(|vd| vd.make_match_arm(None)); [INFO] [stdout] 112 | | let catch_all_value = catch_all.make_value(); [INFO] [stdout] 113 | | / quote!( [INFO] [stdout] 114 | | | impl From<#number> for #name { [INFO] [stdout] 115 | | | fn from(value: #number) -> Self { [INFO] [stdout] 116 | | | match value { [INFO] [stdout] ... | | [INFO] [stdout] 121 | | | } [INFO] [stdout] 122 | | | ) [INFO] [stdout] | | | - [INFO] [stdout] | | |_________________| [INFO] [stdout] | | |_________________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | |_________________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | |_________________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | |_________________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | |_________________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | |_________________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... | [INFO] [stdout] 131 | | / quote!( [INFO] [stdout] 132 | | | impl TryFrom<#number> for #name { [INFO] [stdout] 133 | | | type Error = (); [INFO] [stdout] 134 | | | fn try_from(value: #number) -> Result { [INFO] [stdout] ... | | [INFO] [stdout] 140 | | | } [INFO] [stdout] 141 | | | ) [INFO] [stdout] | | | - [INFO] [stdout] | | |_________________| [INFO] [stdout] | | |_________________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | |_________________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | |_________________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | |_________________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | |_________________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | |_________________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 142 | | | } [INFO] [stdout] 143 | | | } [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: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `enum-mapping-macro` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "f87a33cb89d0a89120cbcc2ca1582350047010027289a99b8f8d7f1b055a8380", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f87a33cb89d0a89120cbcc2ca1582350047010027289a99b8f8d7f1b055a8380", kill_on_drop: false }` [INFO] [stdout] f87a33cb89d0a89120cbcc2ca1582350047010027289a99b8f8d7f1b055a8380