[INFO] fetching crate ppom 0.7.0... [INFO] checking ppom-0.7.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate ppom 0.7.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate ppom 0.7.0 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 ppom 0.7.0 [INFO] finished tweaking crates.io crate ppom 0.7.0 [INFO] tweaked toml for crates.io crate ppom 0.7.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate ppom 0.7.0 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 1047d1750f6cf0927821482d22a5779d6941b0673b2b9025ae2dd82354d482bc [INFO] running `Command { std: "docker" "start" "-a" "1047d1750f6cf0927821482d22a5779d6941b0673b2b9025ae2dd82354d482bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1047d1750f6cf0927821482d22a5779d6941b0673b2b9025ae2dd82354d482bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1047d1750f6cf0927821482d22a5779d6941b0673b2b9025ae2dd82354d482bc", kill_on_drop: false }` [INFO] [stdout] 1047d1750f6cf0927821482d22a5779d6941b0673b2b9025ae2dd82354d482bc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 7d3bd0cb4bfee46789c2bb2d9cee13a643be385e9ed3201e36ef92044621fbc9 [INFO] running `Command { std: "docker" "start" "-a" "7d3bd0cb4bfee46789c2bb2d9cee13a643be385e9ed3201e36ef92044621fbc9", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling proc-macro2 v1.0.29 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand_pcg v0.2.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking ppom v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `debug` [INFO] [stdout] --> src/spinlock.rs:41:7 [INFO] [stdout] | [INFO] [stdout] 41 | #[cfg(feature = "debug")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `arbitrary`, `perf`, and `structopt` [INFO] [stdout] = help: consider adding `debug` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `debug` [INFO] [stdout] --> src/spinlock.rs:75:7 [INFO] [stdout] | [INFO] [stdout] 75 | #[cfg(feature = "debug")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `arbitrary`, `perf`, and `structopt` [INFO] [stdout] = help: consider adding `debug` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `debug` [INFO] [stdout] --> src/spinlock.rs:111:29 [INFO] [stdout] | [INFO] [stdout] 111 | if cfg!(feature = "debug") { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `arbitrary`, `perf`, and `structopt` [INFO] [stdout] = help: consider adding `debug` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `debug` [INFO] [stdout] --> src/spinlock.rs:117:21 [INFO] [stdout] | [INFO] [stdout] 117 | if cfg!(feature = "debug") { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `arbitrary`, `perf`, and `structopt` [INFO] [stdout] = help: consider adding `debug` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `debug` [INFO] [stdout] --> src/spinlock.rs:144:21 [INFO] [stdout] | [INFO] [stdout] 144 | if cfg!(feature = "debug") { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `arbitrary`, `perf`, and `structopt` [INFO] [stdout] = help: consider adding `debug` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `debug` [INFO] [stdout] --> src/spinlock.rs:158:29 [INFO] [stdout] | [INFO] [stdout] 158 | if cfg!(feature = "debug") { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `arbitrary`, `perf`, and `structopt` [INFO] [stdout] = help: consider adding `debug` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `debug` [INFO] [stdout] --> src/spinlock.rs:172:21 [INFO] [stdout] | [INFO] [stdout] 172 | if cfg!(feature = "debug") { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `arbitrary`, `perf`, and `structopt` [INFO] [stdout] = help: consider adding `debug` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/./ppom.rs:375:37 [INFO] [stdout] | [INFO] [stdout] 342 | let mut node = match node { [INFO] [stdout] | -------- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 375 | let [right, sub_node] = Self::remove_min(node.as_right_ref()); [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 `Arc>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/mdb.rs:975:17 [INFO] [stdout] | [INFO] [stdout] 972 | node: Option>>, [INFO] [stdout] | ---- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 975 | if let Some(node) = node { [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: this value of type `Option>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/./ppom.rs:375:37 [INFO] [stdout] | [INFO] [stdout] 342 | let mut node = match node { [INFO] [stdout] | -------- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 375 | let [right, sub_node] = Self::remove_min(node.as_right_ref()); [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 3 previous errors; 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ppom` (lib) due to 4 previous errors; 7 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "7d3bd0cb4bfee46789c2bb2d9cee13a643be385e9ed3201e36ef92044621fbc9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d3bd0cb4bfee46789c2bb2d9cee13a643be385e9ed3201e36ef92044621fbc9", kill_on_drop: false }` [INFO] [stdout] 7d3bd0cb4bfee46789c2bb2d9cee13a643be385e9ed3201e36ef92044621fbc9