[INFO] fetching crate imprint 0.2.0... [INFO] checking imprint-0.2.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate imprint 0.2.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate imprint 0.2.0 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 imprint 0.2.0 [INFO] finished tweaking crates.io crate imprint 0.2.0 [INFO] tweaked toml for crates.io crate imprint 0.2.0 written to /workspace/builds/worker-3-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 19 packages to latest compatible versions [INFO] [stderr] Adding num v0.1.42 (latest: v0.4.3) [INFO] [stderr] Adding num-bigint v0.1.44 (latest: v0.4.6) [INFO] [stderr] Adding num-complex v0.1.43 (latest: v0.4.6) [INFO] [stderr] Adding num-rational v0.1.42 (latest: v0.4.2) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 2fb2baea6ac1f0401c4cbed0870e620f214f61da354fc93b9dc31cb67dda316c [INFO] running `Command { std: "docker" "start" "-a" "2fb2baea6ac1f0401c4cbed0870e620f214f61da354fc93b9dc31cb67dda316c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2fb2baea6ac1f0401c4cbed0870e620f214f61da354fc93b9dc31cb67dda316c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2fb2baea6ac1f0401c4cbed0870e620f214f61da354fc93b9dc31cb67dda316c", kill_on_drop: false }` [INFO] [stdout] 2fb2baea6ac1f0401c4cbed0870e620f214f61da354fc93b9dc31cb67dda316c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9a9cf24905822990b1784fea7e8624bc91f976045659d4d5971168276d07ac5a [INFO] running `Command { std: "docker" "start" "-a" "9a9cf24905822990b1784fea7e8624bc91f976045659d4d5971168276d07ac5a", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-iter v0.1.45 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking imprint v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/lib.rs:300:12 [INFO] [stdout] | [INFO] [stdout] 300 | #[cfg_attr(feature = "cargo-clippy", allow(expl_impl_clone_on_copy))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/arith.rs:9:20 [INFO] [stdout] | [INFO] [stdout] 9 | #[cfg_attr(feature = "cargo-clippy", allow(expl_impl_clone_on_copy))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] ... [INFO] [stdout] 29 | impl_all!(Equal); [INFO] [stdout] | ---------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the macro `impl_all` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/arith.rs:9:20 [INFO] [stdout] | [INFO] [stdout] 9 | #[cfg_attr(feature = "cargo-clippy", allow(expl_impl_clone_on_copy))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] ... [INFO] [stdout] 44 | impl_all!(NotEqual); [INFO] [stdout] | ------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the macro `impl_all` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/arith.rs:9:20 [INFO] [stdout] | [INFO] [stdout] 9 | #[cfg_attr(feature = "cargo-clippy", allow(expl_impl_clone_on_copy))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] ... [INFO] [stdout] 51 | impl_all!(Less); [INFO] [stdout] | --------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the macro `impl_all` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/arith.rs:9:20 [INFO] [stdout] | [INFO] [stdout] 9 | #[cfg_attr(feature = "cargo-clippy", allow(expl_impl_clone_on_copy))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] ... [INFO] [stdout] 58 | impl_all!(Greater); [INFO] [stdout] | ------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the macro `impl_all` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/lib.rs:300:12 [INFO] [stdout] | [INFO] [stdout] 300 | #[cfg_attr(feature = "cargo-clippy", allow(expl_impl_clone_on_copy))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/arith.rs:9:20 [INFO] [stdout] | [INFO] [stdout] 9 | #[cfg_attr(feature = "cargo-clippy", allow(expl_impl_clone_on_copy))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] ... [INFO] [stdout] 29 | impl_all!(Equal); [INFO] [stdout] | ---------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the macro `impl_all` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/arith.rs:9:20 [INFO] [stdout] | [INFO] [stdout] 9 | #[cfg_attr(feature = "cargo-clippy", allow(expl_impl_clone_on_copy))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] ... [INFO] [stdout] 44 | impl_all!(NotEqual); [INFO] [stdout] | ------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the macro `impl_all` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/arith.rs:9:20 [INFO] [stdout] | [INFO] [stdout] 9 | #[cfg_attr(feature = "cargo-clippy", allow(expl_impl_clone_on_copy))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] ... [INFO] [stdout] 51 | impl_all!(Less); [INFO] [stdout] | --------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the macro `impl_all` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/arith.rs:9:20 [INFO] [stdout] | [INFO] [stdout] 9 | #[cfg_attr(feature = "cargo-clippy", allow(expl_impl_clone_on_copy))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] ... [INFO] [stdout] 58 | impl_all!(Greater); [INFO] [stdout] | ------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the macro `impl_all` (in Nightly builds, run with -Z macro-backtrace for more info) [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:66:14 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn imprint(value: T, callback: F) -> R [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] 65 | where F: for<'x> FnOnce(Val<'x, T>) -> R { [INFO] [stdout] 66 | callback(unsafe { Val::known(value) }) [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:460:39 [INFO] [stdout] | [INFO] [stdout] 460 | self.with_ref(|x| Exists::new(x.clone())) [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 2 previous errors; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `imprint` (lib) due to 3 previous errors; 5 warnings emitted [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/lib.rs:66:14 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn imprint(value: T, callback: F) -> R [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] 65 | where F: for<'x> FnOnce(Val<'x, T>) -> R { [INFO] [stdout] 66 | callback(unsafe { Val::known(value) }) [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:460:39 [INFO] [stdout] | [INFO] [stdout] 460 | self.with_ref(|x| Exists::new(x.clone())) [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 2 previous errors; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `imprint` (lib test) due to 3 previous errors; 5 warnings emitted [INFO] running `Command { std: "docker" "inspect" "9a9cf24905822990b1784fea7e8624bc91f976045659d4d5971168276d07ac5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a9cf24905822990b1784fea7e8624bc91f976045659d4d5971168276d07ac5a", kill_on_drop: false }` [INFO] [stdout] 9a9cf24905822990b1784fea7e8624bc91f976045659d4d5971168276d07ac5a