[INFO] fetching crate domain 0.10.1... [INFO] checking domain-0.10.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate domain 0.10.1 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate domain 0.10.1 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 domain 0.10.1 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate domain 0.10.1 [INFO] tweaked toml for crates.io crate domain 0.10.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate domain 0.10.1 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] 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] e2a61c7ddd2a6a8b136e204910b6aef2056f4972fc000ed236d1ab60921c70f3 [INFO] running `Command { std: "docker" "start" "-a" "e2a61c7ddd2a6a8b136e204910b6aef2056f4972fc000ed236d1ab60921c70f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e2a61c7ddd2a6a8b136e204910b6aef2056f4972fc000ed236d1ab60921c70f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e2a61c7ddd2a6a8b136e204910b6aef2056f4972fc000ed236d1ab60921c70f3", kill_on_drop: false }` [INFO] [stdout] e2a61c7ddd2a6a8b136e204910b6aef2056f4972fc000ed236d1ab60921c70f3 [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] ba717cf6219fb5532662d5a38b5f7aca874285a3fce4482bcb935db2a550d1f3 [INFO] running `Command { std: "docker" "start" "-a" "ba717cf6219fb5532662d5a38b5f7aca874285a3fce4482bcb935db2a550d1f3", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.81 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Compiling semver v1.0.22 [INFO] [stderr] Compiling cc v1.0.95 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking bytes v1.6.0 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking rustls-pki-types v1.5.0 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling serde v1.0.199 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling regex-syntax v0.8.3 [INFO] [stderr] Compiling syn v2.0.60 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Checking untrusted v0.9.0 [INFO] [stderr] Compiling rstest_macros v0.19.0 [INFO] [stderr] Checking powerfmt v0.2.0 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking getrandom v0.2.14 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling ring v0.17.8 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling rustls v0.23.5 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking deranged v0.3.11 [INFO] [stderr] Compiling serde_json v1.0.116 [INFO] [stderr] Compiling relative-path v1.9.2 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling glob v0.3.1 [INFO] [stderr] Checking subtle v2.5.0 [INFO] [stderr] Checking num-conv v0.1.0 [INFO] [stderr] Checking time-core v0.1.2 [INFO] [stderr] Checking ryu v1.0.17 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking zeroize v1.7.0 [INFO] [stderr] Checking time v0.3.36 [INFO] [stderr] Checking indexmap v2.2.6 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling regex-automata v0.4.6 [INFO] [stderr] Checking futures-timer v3.0.3 [INFO] [stderr] Checking octseq v0.5.1 [INFO] [stderr] Checking unsafe-libyaml v0.2.11 [INFO] [stderr] Checking base64 v0.22.0 [INFO] [stderr] Checking webpki-roots v0.26.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking domain v0.10.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking rustls-pemfile v2.1.2 [INFO] [stderr] Checking serde_yaml v0.9.34+deprecated [INFO] [stderr] Checking serde_test v1.0.176 [INFO] [stdout] warning: this function depends on never type fallback being `()` [INFO] [stdout] --> src/rdata/svcb/value.rs:712:5 [INFO] [stdout] | [INFO] [stdout] 712 | / pub fn push( [INFO] [stdout] 713 | | &mut self, protocol: impl AsRef<[u8]> [INFO] [stdout] 714 | | ) -> Result<(), BuildAlpnError> [INFO] [stdout] 715 | | where Target: OctetsBuilder + AsRef<[u8]> { [INFO] [stdout] | |_____________________________________________^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #123748 [INFO] [stdout] = help: specify the types explicitly [INFO] [stdout] note: in edition 2024, the requirement `!: From<()>` will fail [INFO] [stdout] --> src/rdata/svcb/value.rs:728:9 [INFO] [stdout] | [INFO] [stdout] 728 | len.compose(&mut self.target).map(Into::into)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rustls-webpki v0.102.3 [INFO] [stderr] Compiling regex v1.10.4 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling async-stream-impl v0.3.5 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking async-stream v0.3.5 [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking tokio-stream v0.1.15 [INFO] [stderr] Checking tokio-rustls v0.26.0 [INFO] [stderr] Checking rstest v0.19.0 [INFO] [stderr] Checking tokio-tfo v0.2.2 [INFO] [stderr] Checking tokio-test v0.4.4 [INFO] [stdout] warning: this function depends on never type fallback being `()` [INFO] [stdout] --> src/rdata/svcb/value.rs:712:5 [INFO] [stdout] | [INFO] [stdout] 712 | / pub fn push( [INFO] [stdout] 713 | | &mut self, protocol: impl AsRef<[u8]> [INFO] [stdout] 714 | | ) -> Result<(), BuildAlpnError> [INFO] [stdout] 715 | | where Target: OctetsBuilder + AsRef<[u8]> { [INFO] [stdout] | |_____________________________________________^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #123748 [INFO] [stdout] = help: specify the types explicitly [INFO] [stdout] note: in edition 2024, the requirement `!: From<()>` will fail [INFO] [stdout] --> src/rdata/svcb/value.rs:728:9 [INFO] [stdout] | [INFO] [stdout] 728 | len.compose(&mut self.target).map(Into::into)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `(Option<::Item>, Option<&&[u8]>)` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/base/name/absolute.rs:1426:19 [INFO] [stdout] | [INFO] [stdout] 1419 | pub fn cmp_iter(mut iter: I, labels: &[&[u8]]) [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 1426 | match (iter.next(), labels.next()) { [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 `(Option<::Item>, Option<&&[u8]>)` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/base/name/absolute.rs:1455:19 [INFO] [stdout] | [INFO] [stdout] 1448 | pub fn cmp_iter_back(mut iter: I, labels: &[&[u8]]) [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 1455 | match (iter.next_back(), labels.next()) { [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 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `domain` (lib test) due to 3 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "ba717cf6219fb5532662d5a38b5f7aca874285a3fce4482bcb935db2a550d1f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba717cf6219fb5532662d5a38b5f7aca874285a3fce4482bcb935db2a550d1f3", kill_on_drop: false }` [INFO] [stdout] ba717cf6219fb5532662d5a38b5f7aca874285a3fce4482bcb935db2a550d1f3