[INFO] fetching crate proc-graph 0.1.0... [INFO] checking proc-graph-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate proc-graph 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate proc-graph 0.1.0 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 proc-graph 0.1.0 [INFO] finished tweaking crates.io crate proc-graph 0.1.0 [INFO] tweaked toml for crates.io crate proc-graph 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate proc-graph 0.1.0 already has a lockfile, it will not be regenerated [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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 947743a18af463773b09c01730541839e0e7484f921640f3eb624d198c124a21 [INFO] running `Command { std: "docker" "start" "-a" "947743a18af463773b09c01730541839e0e7484f921640f3eb624d198c124a21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "947743a18af463773b09c01730541839e0e7484f921640f3eb624d198c124a21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "947743a18af463773b09c01730541839e0e7484f921640f3eb624d198c124a21", kill_on_drop: false }` [INFO] [stdout] 947743a18af463773b09c01730541839e0e7484f921640f3eb624d198c124a21 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c7bdc77650342fa85f7b1c302e2c2df24039abd8115a2b954f893ed93e0fcac1 [INFO] running `Command { std: "docker" "start" "-a" "c7bdc77650342fa85f7b1c302e2c2df24039abd8115a2b954f893ed93e0fcac1", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking regex-syntax v0.6.14 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking aho-corasick v0.7.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking regex v1.3.4 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking proc-graph v0.1.0 (/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:166:23 [INFO] [stdout] | [INFO] [stdout] 165 | fn run(self) -> JoinHandle<()> { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 166 | thread::spawn(move || { [INFO] [stdout] | _______________________^ [INFO] [stdout] 167 | | let body = self [INFO] [stdout] 168 | | .body [INFO] [stdout] 169 | | .expect("a graph should be complete before running its processes"); [INFO] [stdout] 170 | | body(self.senders, self.receiver); [INFO] [stdout] 171 | | }) [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 `proc-graph` (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/lib.rs:166:23 [INFO] [stdout] | [INFO] [stdout] 165 | fn run(self) -> JoinHandle<()> { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 166 | thread::spawn(move || { [INFO] [stdout] | _______________________^ [INFO] [stdout] 167 | | let body = self [INFO] [stdout] 168 | | .body [INFO] [stdout] 169 | | .expect("a graph should be complete before running its processes"); [INFO] [stdout] 170 | | body(self.senders, self.receiver); [INFO] [stdout] 171 | | }) [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 `proc-graph` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "c7bdc77650342fa85f7b1c302e2c2df24039abd8115a2b954f893ed93e0fcac1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7bdc77650342fa85f7b1c302e2c2df24039abd8115a2b954f893ed93e0fcac1", kill_on_drop: false }` [INFO] [stdout] c7bdc77650342fa85f7b1c302e2c2df24039abd8115a2b954f893ed93e0fcac1