[INFO] fetching crate functor 0.1.2... [INFO] checking functor-0.1.2 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate functor 0.1.2 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate functor 0.1.2 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 functor 0.1.2 [INFO] finished tweaking crates.io crate functor 0.1.2 [INFO] tweaked toml for crates.io crate functor 0.1.2 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 2 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] [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-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] 73e56b8fc50628ee8681713a28226e30211558ffcf478b791f86044730ecdc75 [INFO] running `Command { std: "docker" "start" "-a" "73e56b8fc50628ee8681713a28226e30211558ffcf478b791f86044730ecdc75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "73e56b8fc50628ee8681713a28226e30211558ffcf478b791f86044730ecdc75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73e56b8fc50628ee8681713a28226e30211558ffcf478b791f86044730ecdc75", kill_on_drop: false }` [INFO] [stdout] 73e56b8fc50628ee8681713a28226e30211558ffcf478b791f86044730ecdc75 [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] 83b540a357bdb7e48cd43f5c79763f3b54d41fb7662e791c92e1387ff93d800f [INFO] running `Command { std: "docker" "start" "-a" "83b540a357bdb7e48cd43f5c79763f3b54d41fb7662e791c92e1387ff93d800f", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking morphism v0.4.1 [INFO] [stderr] Checking functor v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/isomorphism.rs:2:18 [INFO] [stdout] | [INFO] [stdout] 2 | fn to(&self, A) -> B; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: A` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/isomorphism.rs:3:20 [INFO] [stdout] | [INFO] [stdout] 3 | fn from(&self, B) -> A; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: B` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/isomorphism.rs:7:22 [INFO] [stdout] | [INFO] [stdout] 7 | fn to_once(self, A) -> B; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: A` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/isomorphism.rs:8:24 [INFO] [stdout] | [INFO] [stdout] 8 | fn from_once(self, B) -> A; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: B` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:8:49 [INFO] [stdout] | [INFO] [stdout] 8 | fn fmap B>(self, F) -> Self::Output; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: F` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:12:58 [INFO] [stdout] | [INFO] [stdout] 12 | fn fmap_once B>(self, F) -> Self::Output; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: F` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:16:54 [INFO] [stdout] | [INFO] [stdout] 16 | fn contramap Self::Param>(self, F) -> Self::Output; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: F` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/isomorphism.rs:2:18 [INFO] [stdout] | [INFO] [stdout] 2 | fn to(&self, A) -> B; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: A` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/isomorphism.rs:3:20 [INFO] [stdout] | [INFO] [stdout] 3 | fn from(&self, B) -> A; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: B` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/isomorphism.rs:7:22 [INFO] [stdout] | [INFO] [stdout] 7 | fn to_once(self, A) -> B; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: A` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/isomorphism.rs:8:24 [INFO] [stdout] | [INFO] [stdout] 8 | fn from_once(self, B) -> A; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: B` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:8:49 [INFO] [stdout] | [INFO] [stdout] 8 | fn fmap B>(self, F) -> Self::Output; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: F` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:12:58 [INFO] [stdout] | [INFO] [stdout] 12 | fn fmap_once B>(self, F) -> Self::Output; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: F` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:16:54 [INFO] [stdout] | [INFO] [stdout] 16 | fn contramap Self::Param>(self, F) -> Self::Output; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: F` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:20:63 [INFO] [stdout] | [INFO] [stdout] 20 | fn contramap_once Self::Param>(self, F) -> Self::Output; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: F` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:24:50 [INFO] [stdout] | [INFO] [stdout] 24 | fn invmap>(self, F) -> Self::Output; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: F` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:28:59 [INFO] [stdout] | [INFO] [stdout] 28 | fn invmap_once>(self, F) -> Self::Output; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: F` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:20:63 [INFO] [stdout] | [INFO] [stdout] 20 | fn contramap_once Self::Param>(self, F) -> Self::Output; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: F` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:24:50 [INFO] [stdout] | [INFO] [stdout] 24 | fn invmap>(self, F) -> Self::Output; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: F` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:28:59 [INFO] [stdout] | [INFO] [stdout] 28 | fn invmap_once>(self, F) -> Self::Output; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: F` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [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/lib.rs:47:18 [INFO] [stdout] | [INFO] [stdout] 46 | fn fmap_once B>(self, f: F) -> Self::Output { [INFO] [stdout] | ---- ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 47 | self.map(|a| f(a)) [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/lib.rs:59:18 [INFO] [stdout] | [INFO] [stdout] 58 | fn fmap_once B>(self, f: F) -> Self::Output { [INFO] [stdout] | ---- ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 59 | (self.0, f(self.1)) [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/lib.rs:71:18 [INFO] [stdout] | [INFO] [stdout] 70 | fn fmap_once B>(self, f: F) -> Self::Output { [INFO] [stdout] | ---- ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 71 | Box::new(f(*self)) [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; 10 warnings emitted [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/lib.rs:47:18 [INFO] [stdout] | [INFO] [stdout] 46 | fn fmap_once B>(self, f: F) -> Self::Output { [INFO] [stdout] | ---- ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 47 | self.map(|a| f(a)) [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/lib.rs:59:18 [INFO] [stdout] | [INFO] [stdout] 58 | fn fmap_once B>(self, f: F) -> Self::Output { [INFO] [stdout] | ---- ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 59 | (self.0, f(self.1)) [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/lib.rs:71:18 [INFO] [stdout] | [INFO] [stdout] 70 | fn fmap_once B>(self, f: F) -> Self::Output { [INFO] [stdout] | ---- ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 71 | Box::new(f(*self)) [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; 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `functor` (lib) due to 4 previous errors; 10 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `functor` (lib test) due to 4 previous errors; 10 warnings emitted [INFO] running `Command { std: "docker" "inspect" "83b540a357bdb7e48cd43f5c79763f3b54d41fb7662e791c92e1387ff93d800f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83b540a357bdb7e48cd43f5c79763f3b54d41fb7662e791c92e1387ff93d800f", kill_on_drop: false }` [INFO] [stdout] 83b540a357bdb7e48cd43f5c79763f3b54d41fb7662e791c92e1387ff93d800f