[INFO] fetching crate bos 0.3.1... [INFO] checking bos-0.3.1 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] extracting crate bos 0.3.1 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate bos 0.3.1 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 bos 0.3.1 [INFO] finished tweaking crates.io crate bos 0.3.1 [INFO] tweaked toml for crates.io crate bos 0.3.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 17 packages to latest compatible versions [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.76) [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] Downloading crates ... [INFO] [stderr] Downloaded assert_matches v1.5.0 [INFO] [stderr] Downloaded lifetime_proc_macros_impl v0.1.0 [INFO] [stderr] Downloaded lifetime_proc_macros v0.1.0 [INFO] [stderr] Downloaded lifetime v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 9b8b5a82f7d793d5d92d02dee700827d1e66c5fd56511ff3f94cba148d5e183f [INFO] running `Command { std: "docker" "start" "-a" "9b8b5a82f7d793d5d92d02dee700827d1e66c5fd56511ff3f94cba148d5e183f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9b8b5a82f7d793d5d92d02dee700827d1e66c5fd56511ff3f94cba148d5e183f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b8b5a82f7d793d5d92d02dee700827d1e66c5fd56511ff3f94cba148d5e183f", kill_on_drop: false }` [INFO] [stdout] 9b8b5a82f7d793d5d92d02dee700827d1e66c5fd56511ff3f94cba148d5e183f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] beb5a8b6ed1d785c3905304df307d5e5f4890e31e228106e1ef25ffee30368e2 [INFO] running `Command { std: "docker" "start" "-a" "beb5a8b6ed1d785c3905304df307d5e5f4890e31e228106e1ef25ffee30368e2", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking assert_matches v1.5.0 [INFO] [stderr] Checking bos v0.3.1 (/opt/rustwide/workdir) [INFO] [stderr] Compiling syn v2.0.76 [INFO] [stdout] warning: using `.deref()` on a double reference, which returns `&Arc` instead of dereferencing the inner type [INFO] [stdout] --> src/abos.rs:351:38 [INFO] [stdout] | [INFO] [stdout] 351 | Self::BorrowedArc(x) => x.deref().deref().borrow(), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.deref()` on a double reference, which returns `&Arc` instead of dereferencing the inner type [INFO] [stdout] --> src/bos.rs:356:38 [INFO] [stdout] | [INFO] [stdout] 356 | Self::BorrowedArc(x) => x.deref().deref().borrow(), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.deref()` on a double reference, which returns `&Rc` instead of dereferencing the inner type [INFO] [stdout] --> src/bos.rs:358:37 [INFO] [stdout] | [INFO] [stdout] 358 | Self::BorrowedRc(x) => x.deref().deref().borrow(), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling lifetime_proc_macros_impl v0.1.0 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Compiling lifetime_proc_macros v0.1.0 [INFO] [stderr] Checking lifetime v0.1.0 [INFO] [stderr] Checking serde v1.0.209 [INFO] [stderr] Checking serde_json v1.0.127 [INFO] [stdout] warning: using `.deref()` on a double reference, which returns `&Arc` instead of dereferencing the inner type [INFO] [stdout] --> src/abos.rs:351:38 [INFO] [stdout] | [INFO] [stdout] 351 | Self::BorrowedArc(x) => x.deref().deref().borrow(), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.deref()` on a double reference, which returns `&Arc` instead of dereferencing the inner type [INFO] [stdout] --> src/bos.rs:356:38 [INFO] [stdout] | [INFO] [stdout] 356 | Self::BorrowedArc(x) => x.deref().deref().borrow(), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.deref()` on a double reference, which returns `&Rc` instead of dereferencing the inner type [INFO] [stdout] --> src/bos.rs:358:37 [INFO] [stdout] | [INFO] [stdout] 358 | Self::BorrowedRc(x) => x.deref().deref().borrow(), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.35s [INFO] running `Command { std: "docker" "inspect" "beb5a8b6ed1d785c3905304df307d5e5f4890e31e228106e1ef25ffee30368e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "beb5a8b6ed1d785c3905304df307d5e5f4890e31e228106e1ef25ffee30368e2", kill_on_drop: false }` [INFO] [stdout] beb5a8b6ed1d785c3905304df307d5e5f4890e31e228106e1ef25ffee30368e2 [INFO] checking bos-0.3.1 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] extracting crate bos 0.3.1 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate bos 0.3.1 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 bos 0.3.1 [INFO] finished tweaking crates.io crate bos 0.3.1 [INFO] tweaked toml for crates.io crate bos 0.3.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 17 packages to latest compatible versions [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.76) [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 289b2c7932d3c41c06fe8ae4f27f5a13f63fd2e04af9c2dd4624a1ce344e35cf [INFO] running `Command { std: "docker" "start" "-a" "289b2c7932d3c41c06fe8ae4f27f5a13f63fd2e04af9c2dd4624a1ce344e35cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "289b2c7932d3c41c06fe8ae4f27f5a13f63fd2e04af9c2dd4624a1ce344e35cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "289b2c7932d3c41c06fe8ae4f27f5a13f63fd2e04af9c2dd4624a1ce344e35cf", kill_on_drop: false }` [INFO] [stdout] 289b2c7932d3c41c06fe8ae4f27f5a13f63fd2e04af9c2dd4624a1ce344e35cf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 260a1fb7cff5c998c800af88f6b5ef708f966a9800fda6f9161c9844f317d9d6 [INFO] running `Command { std: "docker" "start" "-a" "260a1fb7cff5c998c800af88f6b5ef708f966a9800fda6f9161c9844f317d9d6", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking assert_matches v1.5.0 [INFO] [stderr] Checking bos v0.3.1 (/opt/rustwide/workdir) [INFO] [stderr] Compiling syn v2.0.76 [INFO] [stdout] warning: using `.deref()` on a double reference, which returns `&Arc` instead of dereferencing the inner type [INFO] [stdout] --> src/abos.rs:351:38 [INFO] [stdout] | [INFO] [stdout] 351 | Self::BorrowedArc(x) => x.deref().deref().borrow(), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [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/abos.rs:391:9 [INFO] [stdout] | [INFO] [stdout] 390 | fn add(self, rhs: Rhs) -> >::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] 391 | self.into_owned() + rhs [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] warning: using `.deref()` on a double reference, which returns `&Arc` instead of dereferencing the inner type [INFO] [stdout] --> src/bos.rs:356:38 [INFO] [stdout] | [INFO] [stdout] 356 | Self::BorrowedArc(x) => x.deref().deref().borrow(), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.deref()` on a double reference, which returns `&Rc` instead of dereferencing the inner type [INFO] [stdout] --> src/bos.rs:358:37 [INFO] [stdout] | [INFO] [stdout] 358 | Self::BorrowedRc(x) => x.deref().deref().borrow(), [INFO] [stdout] | ^^^^^^^^ [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/bos.rs:398:9 [INFO] [stdout] | [INFO] [stdout] 397 | fn add(self, rhs: Rhs) -> >::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] 398 | self.into_owned() + rhs [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; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `bos` (lib) due to 3 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "260a1fb7cff5c998c800af88f6b5ef708f966a9800fda6f9161c9844f317d9d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "260a1fb7cff5c998c800af88f6b5ef708f966a9800fda6f9161c9844f317d9d6", kill_on_drop: false }` [INFO] [stdout] 260a1fb7cff5c998c800af88f6b5ef708f966a9800fda6f9161c9844f317d9d6