[INFO] fetching crate maybe-owned 0.3.4... [INFO] checking maybe-owned-0.3.4 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] extracting crate maybe-owned 0.3.4 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate maybe-owned 0.3.4 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate maybe-owned 0.3.4 [INFO] finished tweaking crates.io crate maybe-owned 0.3.4 [INFO] tweaked toml for crates.io crate maybe-owned 0.3.4 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate crates.io crate maybe-owned 0.3.4 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded proc-macro2 v1.0.13 [INFO] [stderr] Downloaded syn v1.0.23 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4e4a0717d3aa3bf1bb202a8e7021685e2185b016f466898653512c6ae2828ba1 [INFO] running `Command { std: "docker" "start" "-a" "4e4a0717d3aa3bf1bb202a8e7021685e2185b016f466898653512c6ae2828ba1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4e4a0717d3aa3bf1bb202a8e7021685e2185b016f466898653512c6ae2828ba1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e4a0717d3aa3bf1bb202a8e7021685e2185b016f466898653512c6ae2828ba1", kill_on_drop: false }` [INFO] [stdout] 4e4a0717d3aa3bf1bb202a8e7021685e2185b016f466898653512c6ae2828ba1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 25a6de1893f4709445c97a2d45f3c6be75e1483a8cfcce00e30b746a09b0f74c [INFO] running `Command { std: "docker" "start" "-a" "25a6de1893f4709445c97a2d45f3c6be75e1483a8cfcce00e30b746a09b0f74c", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling proc-macro2 v1.0.13 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling serde v1.0.110 [INFO] [stderr] Compiling syn v1.0.23 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking maybe-owned v0.3.4 (/opt/rustwide/workdir) [INFO] [stderr] Compiling quote v1.0.6 [INFO] [stderr] Compiling serde_derive v1.0.110 [INFO] [stderr] Checking serde_json v1.0.53 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:630:17 [INFO] [stdout] | [INFO] [stdout] 630 | let _ = AsRef::::borrow(&v); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 630 | let _ = >::borrow(&v); [INFO] [stdout] | ++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:633:17 [INFO] [stdout] | [INFO] [stdout] 633 | let _ = AsRef::::borrow(&v); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 633 | let _ = >::borrow(&v); [INFO] [stdout] | ++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:647:17 [INFO] [stdout] | [INFO] [stdout] 647 | let _ = AsMut::::borrow_mut(&mut v); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 647 | let _ = >::borrow_mut(&mut v); [INFO] [stdout] | ++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:516:25 [INFO] [stdout] | [INFO] [stdout] 516 | struct TestType(u8); [INFO] [stdout] | -------- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `TestType` has a derived impl for the trait `Default`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:523:25 [INFO] [stdout] | [INFO] [stdout] 523 | struct TestType(u8); [INFO] [stdout] | -------- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `TestType` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.55s [INFO] running `Command { std: "docker" "inspect" "25a6de1893f4709445c97a2d45f3c6be75e1483a8cfcce00e30b746a09b0f74c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25a6de1893f4709445c97a2d45f3c6be75e1483a8cfcce00e30b746a09b0f74c", kill_on_drop: false }` [INFO] [stdout] 25a6de1893f4709445c97a2d45f3c6be75e1483a8cfcce00e30b746a09b0f74c [INFO] checking maybe-owned-0.3.4 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] extracting crate maybe-owned 0.3.4 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate maybe-owned 0.3.4 on toolchain f9935d29d867449445ee008640ccca1bf1ae0889 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate maybe-owned 0.3.4 [INFO] finished tweaking crates.io crate maybe-owned 0.3.4 [INFO] tweaked toml for crates.io crate maybe-owned 0.3.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate maybe-owned 0.3.4 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "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-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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d301df637c7ec060cc4d8ec01a2353a884063e44ab261394e3572ad4a061de36 [INFO] running `Command { std: "docker" "start" "-a" "d301df637c7ec060cc4d8ec01a2353a884063e44ab261394e3572ad4a061de36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d301df637c7ec060cc4d8ec01a2353a884063e44ab261394e3572ad4a061de36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d301df637c7ec060cc4d8ec01a2353a884063e44ab261394e3572ad4a061de36", kill_on_drop: false }` [INFO] [stdout] d301df637c7ec060cc4d8ec01a2353a884063e44ab261394e3572ad4a061de36 [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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 374c9e0777eb244cd2a4c5565314d4a2574643907489ff976aa64b1da3191352 [INFO] running `Command { std: "docker" "start" "-a" "374c9e0777eb244cd2a4c5565314d4a2574643907489ff976aa64b1da3191352", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling proc-macro2 v1.0.13 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.23 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Compiling serde v1.0.110 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking maybe-owned v0.3.4 (/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/transitive_impl.rs:15:23 [INFO] [stdout] | [INFO] [stdout] 13 | fn $op(self, rhs: MaybeOwned<'min, R>) -> 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] 14 | use self::MaybeOwned::*; [INFO] [stdout] 15 | match (self, rhs) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 72 | / impl_op! { [INFO] [stdout] 73 | | [Add: add, AddAssign: add_assign], [INFO] [stdout] 74 | | [Sub: sub, SubAssign: sub_assign], [INFO] [stdout] 75 | | [Mul: mul, MulAssign: mul_assign], [INFO] [stdout] ... | [INFO] [stdout] 81 | | [BitXor: bitxor, BitXorAssign: bitxor_assign] [INFO] [stdout] 82 | | } [INFO] [stdout] | |_- in this macro invocation [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] = note: this error originates in the macro `impl_op` (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/transitive_impl.rs:35:23 [INFO] [stdout] | [INFO] [stdout] 33 | fn $op(self, rhs: MaybeOwnedMut<'min, R>) -> 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] 34 | use self::MaybeOwnedMut::*; [INFO] [stdout] 35 | match (self, rhs) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 72 | / impl_op! { [INFO] [stdout] 73 | | [Add: add, AddAssign: add_assign], [INFO] [stdout] 74 | | [Sub: sub, SubAssign: sub_assign], [INFO] [stdout] 75 | | [Mul: mul, MulAssign: mul_assign], [INFO] [stdout] ... | [INFO] [stdout] 81 | | [BitXor: bitxor, BitXorAssign: bitxor_assign] [INFO] [stdout] 82 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_op` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `maybe-owned` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "374c9e0777eb244cd2a4c5565314d4a2574643907489ff976aa64b1da3191352", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "374c9e0777eb244cd2a4c5565314d4a2574643907489ff976aa64b1da3191352", kill_on_drop: false }` [INFO] [stdout] 374c9e0777eb244cd2a4c5565314d4a2574643907489ff976aa64b1da3191352