[INFO] fetching crate data-alchemist-json 0.1.2... [INFO] checking data-alchemist-json-0.1.2 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate data-alchemist-json 0.1.2 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate data-alchemist-json 0.1.2 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 data-alchemist-json 0.1.2 [INFO] finished tweaking crates.io crate data-alchemist-json 0.1.2 [INFO] tweaked toml for crates.io crate data-alchemist-json 0.1.2 written to /workspace/builds/worker-7-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 23 packages to latest compatible versions [INFO] [stderr] Adding mockall v0.12.1 (latest: v0.13.0) [INFO] [stderr] Adding mockall_derive v0.12.1 (latest: v0.13.0) [INFO] [stderr] Adding termtree v0.4.1 (latest: v0.5.1) [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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] fd5761d22836afcde96ecaafac1aed4d1908dba8f717cfd545bf45a2df24f1e7 [INFO] running `Command { std: "docker" "start" "-a" "fd5761d22836afcde96ecaafac1aed4d1908dba8f717cfd545bf45a2df24f1e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fd5761d22836afcde96ecaafac1aed4d1908dba8f717cfd545bf45a2df24f1e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd5761d22836afcde96ecaafac1aed4d1908dba8f717cfd545bf45a2df24f1e7", kill_on_drop: false }` [INFO] [stdout] fd5761d22836afcde96ecaafac1aed4d1908dba8f717cfd545bf45a2df24f1e7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ad434d1d478882360b0b1ba9176bd887f2e14b15ecea86bf2b69e57cc87ccdcb [INFO] running `Command { std: "docker" "start" "-a" "ad434d1d478882360b0b1ba9176bd887f2e14b15ecea86bf2b69e57cc87ccdcb", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Checking predicates-core v1.0.8 [INFO] [stderr] Checking fragile v2.0.0 [INFO] [stderr] Checking downcast v0.11.0 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking predicates v3.1.2 [INFO] [stderr] Checking predicates-tree v1.0.11 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Compiling mockall_derive v0.12.1 [INFO] [stderr] Checking mockall v0.12.1 [INFO] [stderr] Checking serde_json v1.0.127 [INFO] [stderr] Checking data-alchemist v0.1.2 [INFO] [stderr] Checking data-alchemist-json v0.1.2 (/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/reader.rs:47:32 [INFO] [stdout] | [INFO] [stdout] 47 | .returning(move || serde_json::to_vec(&json_value).map_err(|err| err.into())); [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/reader.rs:64:32 [INFO] [stdout] | [INFO] [stdout] 64 | .returning(move || serde_json::to_vec(&json_value).map_err(|err| err.into())); [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/reader.rs:80:32 [INFO] [stdout] | [INFO] [stdout] 80 | .returning(move || serde_json::to_vec(&json_value).map_err(|err| err.into())); [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/writer.rs:74:32 [INFO] [stdout] | [INFO] [stdout] 74 | .returning(|_| Err(std::io::Error::from(std::io::ErrorKind::Other))); [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 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `data-alchemist-json` (lib test) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "ad434d1d478882360b0b1ba9176bd887f2e14b15ecea86bf2b69e57cc87ccdcb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad434d1d478882360b0b1ba9176bd887f2e14b15ecea86bf2b69e57cc87ccdcb", kill_on_drop: false }` [INFO] [stdout] ad434d1d478882360b0b1ba9176bd887f2e14b15ecea86bf2b69e57cc87ccdcb