[INFO] fetching crate engiffen 0.8.1... [INFO] checking engiffen-0.8.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate engiffen 0.8.1 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate engiffen 0.8.1 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 engiffen 0.8.1 [INFO] finished tweaking crates.io crate engiffen 0.8.1 [INFO] tweaked toml for crates.io crate engiffen 0.8.1 written to /workspace/builds/worker-0-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 42 packages to latest compatible versions [INFO] [stderr] Adding bitflags v0.7.0 (latest: v2.6.0) [INFO] [stderr] Adding color_quant v1.0.1 (latest: v1.1.0) [INFO] [stderr] Adding deflate v0.7.20 (latest: v1.0.0) [INFO] [stderr] Adding gif v0.9.2 (latest: v0.13.1) [INFO] [stderr] Adding glob v0.2.11 (latest: v0.3.1) [INFO] [stderr] Adding image v0.13.0 (latest: v0.25.2) [INFO] [stderr] Adding inflate v0.2.0 (latest: v0.4.5) [INFO] [stderr] Adding jpeg-decoder v0.1.22 (latest: v0.3.1) [INFO] [stderr] Adding lab v0.4.4 (latest: v0.11.0) [INFO] [stderr] Adding num-rational v0.1.42 (latest: v0.4.2) [INFO] [stderr] Adding num-traits v0.1.43 (latest: v0.2.19) [INFO] [stderr] Adding png v0.7.0 (latest: v0.17.13) [INFO] [stderr] Adding rand v0.3.23 (latest: v0.8.5) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rayon v0.7.1 (latest: v1.10.0) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] af3c4f5b5f3eb53da3b20aeacfca3d5bd7d6e49d4d234d1b16665045723dfa19 [INFO] running `Command { std: "docker" "start" "-a" "af3c4f5b5f3eb53da3b20aeacfca3d5bd7d6e49d4d234d1b16665045723dfa19", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "af3c4f5b5f3eb53da3b20aeacfca3d5bd7d6e49d4d234d1b16665045723dfa19", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af3c4f5b5f3eb53da3b20aeacfca3d5bd7d6e49d4d234d1b16665045723dfa19", kill_on_drop: false }` [INFO] [stdout] af3c4f5b5f3eb53da3b20aeacfca3d5bd7d6e49d4d234d1b16665045723dfa19 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 811f1fa7d7ca4799f552dde242281c3a49c8a3ac1fb9a9c2a7ca0c911b3c2cbc [INFO] running `Command { std: "docker" "start" "-a" "811f1fa7d7ca4799f552dde242281c3a49c8a3ac1fb9a9c2a7ca0c911b3c2cbc", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking color_quant v1.0.1 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking inflate v0.2.0 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking glob v0.2.11 [INFO] [stderr] Checking lab v0.4.4 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking rayon v0.7.1 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Checking gif v0.9.2 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Checking num-iter v0.1.45 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking png v0.7.0 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Checking image v0.13.0 [INFO] [stderr] Checking engiffen v0.8.1 (/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/lib.rs:424:18 [INFO] [stdout] | [INFO] [stdout] 424 | .map(|e| e.unwrap().path()) [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] = 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:425:21 [INFO] [stdout] | [INFO] [stdout] 425 | .map(|path| load_image(&path).unwrap()) [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/lib.rs:443:22 [INFO] [stdout] | [INFO] [stdout] 443 | .map(|e| e.unwrap().path()) [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: 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:448:25 [INFO] [stdout] | [INFO] [stdout] 448 | .map(|path| load_image(&path).unwrap()) [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/lib.rs:462:22 [INFO] [stdout] | [INFO] [stdout] 462 | .map(|e| e.unwrap().path()) [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: 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:467:25 [INFO] [stdout] | [INFO] [stdout] 467 | .map(|path| load_image(&path).unwrap()) [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 6 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `engiffen` (lib test) due to 7 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "811f1fa7d7ca4799f552dde242281c3a49c8a3ac1fb9a9c2a7ca0c911b3c2cbc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "811f1fa7d7ca4799f552dde242281c3a49c8a3ac1fb9a9c2a7ca0c911b3c2cbc", kill_on_drop: false }` [INFO] [stdout] 811f1fa7d7ca4799f552dde242281c3a49c8a3ac1fb9a9c2a7ca0c911b3c2cbc