[INFO] fetching crate better_any 0.2.0... [INFO] checking better_any-0.2.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] extracting crate better_any 0.2.0 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate better_any 0.2.0 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 better_any 0.2.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate better_any 0.2.0 [INFO] tweaked toml for crates.io crate better_any 0.2.0 written to /workspace/builds/worker-5-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 39 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 macrotest v1.0.13 [INFO] [stderr] Downloaded better_typeid_derive v0.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b39bc62fda86527896b9e45c8ef15b19e542452e86aa29a044170e807adc67ec [INFO] running `Command { std: "docker" "start" "-a" "b39bc62fda86527896b9e45c8ef15b19e542452e86aa29a044170e807adc67ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b39bc62fda86527896b9e45c8ef15b19e542452e86aa29a044170e807adc67ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b39bc62fda86527896b9e45c8ef15b19e542452e86aa29a044170e807adc67ec", kill_on_drop: false }` [INFO] [stdout] b39bc62fda86527896b9e45c8ef15b19e542452e86aa29a044170e807adc67ec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] a25c5317b92700f698b28ca49677e85bc302ce2c8f805e9fb81d8d7d7c1bbd46 [INFO] running `Command { std: "docker" "start" "-a" "a25c5317b92700f698b28ca49677e85bc302ce2c8f805e9fb81d8d7d7c1bbd46", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Compiling prettyplease v0.2.22 [INFO] [stderr] Checking winnow v0.6.18 [INFO] [stderr] Compiling trybuild v1.0.99 [INFO] [stderr] Checking glob v0.3.1 [INFO] [stderr] Checking diff v0.1.13 [INFO] [stderr] Checking better_any v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:508:28 [INFO] [stdout] | [INFO] [stdout] 508 | struct Test<'a, X: ?Sized>(&'a str, Box); [INFO] [stdout] | ---- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 508 | struct Test<'a, X: ?Sized>((), Box); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking syn v2.0.76 [INFO] [stderr] Checking serde_spanned v0.6.7 [INFO] [stderr] Checking toml_datetime v0.6.8 [INFO] [stderr] Checking serde_json v1.0.127 [INFO] [stderr] Checking basic-toml v0.1.9 [INFO] [stderr] Checking toml_edit v0.22.20 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Checking toml v0.8.19 [INFO] [stderr] Checking macrotest v1.0.13 [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:508:28 [INFO] [stdout] | [INFO] [stdout] 508 | struct Test<'a, X: ?Sized>(&'a str, Box); [INFO] [stdout] | ---- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 508 | struct Test<'a, X: ?Sized>((), Box); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.36s [INFO] running `Command { std: "docker" "inspect" "a25c5317b92700f698b28ca49677e85bc302ce2c8f805e9fb81d8d7d7c1bbd46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a25c5317b92700f698b28ca49677e85bc302ce2c8f805e9fb81d8d7d7c1bbd46", kill_on_drop: false }` [INFO] [stdout] a25c5317b92700f698b28ca49677e85bc302ce2c8f805e9fb81d8d7d7c1bbd46 [INFO] checking better_any-0.2.0 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] extracting crate better_any 0.2.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate better_any 0.2.0 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 better_any 0.2.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate better_any 0.2.0 [INFO] tweaked toml for crates.io crate better_any 0.2.0 written to /workspace/builds/worker-5-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] Updating crates.io index [INFO] [stderr] Locking 39 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9724064c203300b6c6e89862cb442c58d658eb3e76510a90a3558c8c99f2e0db [INFO] running `Command { std: "docker" "start" "-a" "9724064c203300b6c6e89862cb442c58d658eb3e76510a90a3558c8c99f2e0db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9724064c203300b6c6e89862cb442c58d658eb3e76510a90a3558c8c99f2e0db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9724064c203300b6c6e89862cb442c58d658eb3e76510a90a3558c8c99f2e0db", kill_on_drop: false }` [INFO] [stdout] 9724064c203300b6c6e89862cb442c58d658eb3e76510a90a3558c8c99f2e0db [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1d5cc7ae31908ac8bad071db02f5f5e5f18022c8adf6e940067b4688117181c7 [INFO] running `Command { std: "docker" "start" "-a" "1d5cc7ae31908ac8bad071db02f5f5e5f18022c8adf6e940067b4688117181c7", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Checking winnow v0.6.18 [INFO] [stderr] Compiling prettyplease v0.2.22 [INFO] [stderr] Checking glob v0.3.1 [INFO] [stderr] Compiling trybuild v1.0.99 [INFO] [stderr] Checking diff v0.1.13 [INFO] [stderr] Checking better_any v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:508:28 [INFO] [stdout] | [INFO] [stdout] 508 | struct Test<'a, X: ?Sized>(&'a str, Box); [INFO] [stdout] | ---- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 508 | struct Test<'a, X: ?Sized>((), Box); [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/lib.rs:383:9 [INFO] [stdout] | [INFO] [stdout] 381 | pub fn downcast_any_box(self: Box) -> Result, Box> { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 382 | // SAFETY: just a transparent reference cast [INFO] [stdout] 383 | self.downcast_box::>() [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:384:31 [INFO] [stdout] | [INFO] [stdout] 384 | .map(|x| unsafe { Box::from_raw(Box::into_raw(x) as *mut T) as _ }) [INFO] [stdout] | - ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `better_any` (lib) due to 3 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "1d5cc7ae31908ac8bad071db02f5f5e5f18022c8adf6e940067b4688117181c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d5cc7ae31908ac8bad071db02f5f5e5f18022c8adf6e940067b4688117181c7", kill_on_drop: false }` [INFO] [stdout] 1d5cc7ae31908ac8bad071db02f5f5e5f18022c8adf6e940067b4688117181c7