[INFO] fetching crate molt-shell 0.3.1... [INFO] checking molt-shell-0.3.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate molt-shell 0.3.1 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate molt-shell 0.3.1 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 molt-shell 0.3.1 [INFO] finished tweaking crates.io crate molt-shell 0.3.1 [INFO] tweaked toml for crates.io crate molt-shell 0.3.1 written to /workspace/builds/worker-6-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 35 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding dirs v2.0.2 (latest: v5.0.1) [INFO] [stderr] Adding dirs-sys v0.3.7 (latest: v0.4.1) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.5) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.5.0) [INFO] [stderr] Adding nix v0.14.1 (latest: v0.29.0) [INFO] [stderr] Adding rustyline v5.0.6 (latest: v14.0.0) [INFO] [stderr] Adding utf8parse v0.1.1 (latest: v0.2.2) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 62c72fac0dfc5592270de269b061e44ae660fe9f64f3e453a9eabc3782952c11 [INFO] running `Command { std: "docker" "start" "-a" "62c72fac0dfc5592270de269b061e44ae660fe9f64f3e453a9eabc3782952c11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "62c72fac0dfc5592270de269b061e44ae660fe9f64f3e453a9eabc3782952c11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "62c72fac0dfc5592270de269b061e44ae660fe9f64f3e453a9eabc3782952c11", kill_on_drop: false }` [INFO] [stdout] 62c72fac0dfc5592270de269b061e44ae660fe9f64f3e453a9eabc3782952c11 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 16616e1fef527c075fd34c652a9e67f4f099a9fa6bd821502527fe9b6b22c97d [INFO] running `Command { std: "docker" "start" "-a" "16616e1fef527c075fd34c652a9e67f4f099a9fa6bd821502527fe9b6b22c97d", kill_on_drop: false }` [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking unicode-width v0.1.13 [INFO] [stderr] Checking dirs-sys v0.3.7 [INFO] [stderr] Checking utf8parse v0.1.1 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking molt v0.3.1 [INFO] [stderr] Checking rustyline v5.0.6 [INFO] [stderr] Checking molt-shell v0.3.1 (/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/shell.rs:151:11 [INFO] [stdout] | [INFO] [stdout] 143 | let argv: MoltList = argv.iter().map(Value::from).collect(); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 151 | match interp.eval(&script) { [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: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `molt-shell` (lib) due to 2 previous errors [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/shell.rs:151:11 [INFO] [stdout] | [INFO] [stdout] 143 | let argv: MoltList = argv.iter().map(Value::from).collect(); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 151 | match interp.eval(&script) { [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: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `molt-shell` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "16616e1fef527c075fd34c652a9e67f4f099a9fa6bd821502527fe9b6b22c97d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16616e1fef527c075fd34c652a9e67f4f099a9fa6bd821502527fe9b6b22c97d", kill_on_drop: false }` [INFO] [stdout] 16616e1fef527c075fd34c652a9e67f4f099a9fa6bd821502527fe9b6b22c97d