[INFO] fetching crate fjord 0.4.12... [INFO] checking fjord-0.4.12 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate fjord 0.4.12 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate fjord 0.4.12 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate fjord 0.4.12 [INFO] finished tweaking crates.io crate fjord 0.4.12 [INFO] tweaked toml for crates.io crate fjord 0.4.12 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 37 packages to latest compatible versions [INFO] [stderr] Adding beef v0.4.4 (available: v0.5.2) [INFO] [stderr] Adding hashbrown v0.9.1 (available: v0.14.5) [INFO] [stderr] Adding is_executable v0.1.2 (available: v1.0.3) [INFO] [stderr] Adding logos v0.11.4 (available: v0.14.2) [INFO] [stderr] Adding logos-derive v0.11.5 (available: v0.14.2) [INFO] [stderr] Adding num_enum v0.5.11 (available: v0.7.3) [INFO] [stderr] Adding num_enum_derive v0.5.11 (available: v0.7.3) [INFO] [stderr] Adding proc-macro-crate v1.3.1 (available: v3.2.0) [INFO] [stderr] Adding regex-syntax v0.6.29 (available: v0.8.4) [INFO] [stderr] Adding rowan v0.10.6 (available: v0.15.16) [INFO] [stderr] Adding rustc-hash v1.1.0 (available: v2.0.0) [INFO] [stderr] Adding smol_str v0.1.24 (available: v0.3.1) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.79) [INFO] [stderr] Adding toml_edit v0.19.15 (available: v0.22.22) [INFO] [stderr] Adding winnow v0.5.40 (available: v0.6.20) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eba62e760c13474aae38762902305c7ab6dba0209499443cba714a10a0fd86c1 [INFO] running `Command { std: "docker" "start" "-a" "eba62e760c13474aae38762902305c7ab6dba0209499443cba714a10a0fd86c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eba62e760c13474aae38762902305c7ab6dba0209499443cba714a10a0fd86c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eba62e760c13474aae38762902305c7ab6dba0209499443cba714a10a0fd86c1", kill_on_drop: false }` [INFO] [stdout] eba62e760c13474aae38762902305c7ab6dba0209499443cba714a10a0fd86c1 [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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3f88798deab4ca9d7732ab2c566975be6d1788be987d963aad8eba20e0451c4a [INFO] running `Command { std: "docker" "start" "-a" "3f88798deab4ca9d7732ab2c566975be6d1788be987d963aad8eba20e0451c4a", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling hashbrown v0.14.5 [INFO] [stderr] Compiling winnow v0.5.40 [INFO] [stderr] Compiling toml_datetime v0.6.8 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling beef v0.4.4 [INFO] [stderr] Compiling regex-syntax v0.6.29 [INFO] [stderr] Compiling utf8-ranges v1.0.5 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Checking text-size v1.1.1 [INFO] [stderr] Checking dissimilar v1.0.9 [INFO] [stderr] Checking is_executable v0.1.2 [INFO] [stderr] Checking expect-test v1.5.0 [INFO] [stderr] Compiling indexmap v2.5.0 [INFO] [stderr] Compiling toml_edit v0.19.15 [INFO] [stderr] Compiling logos-derive v0.11.5 [INFO] [stderr] Checking smol_str v0.1.24 [INFO] [stderr] Checking triomphe v0.1.13 [INFO] [stderr] Checking rowan v0.10.6 [INFO] [stderr] Checking logos v0.11.4 [INFO] [stderr] Compiling proc-macro-crate v1.3.1 [INFO] [stderr] Compiling num_enum_derive v0.5.11 [INFO] [stderr] Checking num_enum v0.5.11 [INFO] [stderr] Checking fjord v0.4.12 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Val` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/eval.rs:119:15 [INFO] [stdout] | [INFO] [stdout] 117 | let condition = self.condition().unwrap(); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 118 | [INFO] [stdout] 119 | match condition.eval(env)? { [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: this value of type `Expr` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/eval.rs:210:9 [INFO] [stdout] | [INFO] [stdout] 188 | let mut new_env = env.create_child(); [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 210 | self.body().unwrap().eval(&new_env) [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] warning: field `0` is never read [INFO] [stdout] --> src/ast.rs:103:10 [INFO] [stdout] | [INFO] [stdout] 103 | True(True), [INFO] [stdout] | ---- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [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] 103 | True(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/ast.rs:104:11 [INFO] [stdout] | [INFO] [stdout] 104 | False(False), [INFO] [stdout] | ----- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 104 | False(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fjord` (lib) due to 3 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `val::Val` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/eval.rs:119:15 [INFO] [stdout] | [INFO] [stdout] 117 | let condition = self.condition().unwrap(); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 118 | [INFO] [stdout] 119 | match condition.eval(env)? { [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: this value of type `Expr` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/eval.rs:210:9 [INFO] [stdout] | [INFO] [stdout] 188 | let mut new_env = env.create_child(); [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 210 | self.body().unwrap().eval(&new_env) [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] warning: field `0` is never read [INFO] [stdout] --> src/ast.rs:103:10 [INFO] [stdout] | [INFO] [stdout] 103 | True(True), [INFO] [stdout] | ---- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [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] 103 | True(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/ast.rs:104:11 [INFO] [stdout] | [INFO] [stdout] 104 | False(False), [INFO] [stdout] | ----- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 104 | False(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fjord` (lib test) due to 3 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "3f88798deab4ca9d7732ab2c566975be6d1788be987d963aad8eba20e0451c4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f88798deab4ca9d7732ab2c566975be6d1788be987d963aad8eba20e0451c4a", kill_on_drop: false }` [INFO] [stdout] 3f88798deab4ca9d7732ab2c566975be6d1788be987d963aad8eba20e0451c4a