[INFO] fetching crate ipc-chan 0.8.0... [INFO] checking ipc-chan-0.8.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate ipc-chan 0.8.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate ipc-chan 0.8.0 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 ipc-chan 0.8.0 [INFO] finished tweaking crates.io crate ipc-chan 0.8.0 [INFO] tweaked toml for crates.io crate ipc-chan 0.8.0 written to /workspace/builds/worker-4-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 33 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding dirs v3.0.2 (available: v5.0.1) [INFO] [stderr] Adding dirs-sys v0.3.7 (available: v0.4.1) [INFO] [stderr] Adding error-chain v0.10.0 (available: v0.12.4) [INFO] [stderr] Adding toml v0.2.1 (available: v0.8.19) [INFO] [stderr] Adding toml v0.5.11 (available: v0.8.19) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding zmq v0.9.2 (available: v0.10.0) [INFO] [stderr] Adding zmq-sys v0.11.0 (available: v0.12.0) [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-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3ca9bfff9ddfc188faeb7a2e62abaf00e9acc767d388d74e71d71f3e7e9baf80 [INFO] running `Command { std: "docker" "start" "-a" "3ca9bfff9ddfc188faeb7a2e62abaf00e9acc767d388d74e71d71f3e7e9baf80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3ca9bfff9ddfc188faeb7a2e62abaf00e9acc767d388d74e71d71f3e7e9baf80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ca9bfff9ddfc188faeb7a2e62abaf00e9acc767d388d74e71d71f3e7e9baf80", kill_on_drop: false }` [INFO] [stdout] 3ca9bfff9ddfc188faeb7a2e62abaf00e9acc767d388d74e71d71f3e7e9baf80 [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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 09ee0f33e408de925220485f42642cb805e67f8bed08a76e3e79223d2b34d78a [INFO] running `Command { std: "docker" "start" "-a" "09ee0f33e408de925220485f42642cb805e67f8bed08a76e3e79223d2b34d78a", kill_on_drop: false }` [INFO] [stderr] Compiling error-chain v0.10.0 [INFO] [stderr] Compiling toml v0.2.1 [INFO] [stderr] Compiling zmq v0.9.2 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Checking dirs-sys v0.3.7 [INFO] [stderr] Checking dirs v3.0.2 [INFO] [stderr] Compiling metadeps v1.1.2 [INFO] [stderr] Compiling zmq-sys v0.11.0 [INFO] [stderr] Checking serde_json v1.0.128 [INFO] [stderr] Checking toml v0.5.11 [INFO] [stderr] Checking ipc-chan v0.8.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `std::result::Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/config.rs:37:31 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn parse_toml>(toml_path: P) -> Result { [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 37 | if let Ok(mut file) = File::open(toml_path) { [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 `std::result::Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/config.rs:37:31 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn parse_toml>(toml_path: P) -> Result { [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 37 | if let Ok(mut file) = File::open(toml_path) { [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 `ipc-chan` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ipc-chan` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "09ee0f33e408de925220485f42642cb805e67f8bed08a76e3e79223d2b34d78a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09ee0f33e408de925220485f42642cb805e67f8bed08a76e3e79223d2b34d78a", kill_on_drop: false }` [INFO] [stdout] 09ee0f33e408de925220485f42642cb805e67f8bed08a76e3e79223d2b34d78a