[INFO] fetching crate realm_core 0.4.0... [INFO] checking realm_core-0.4.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate realm_core 0.4.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate realm_core 0.4.0 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 realm_core 0.4.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate realm_core 0.4.0 [INFO] tweaked toml for crates.io crate realm_core 0.4.0 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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 168 packages to latest compatible versions [INFO] [stderr] Adding base64 v0.21.7 (available: v0.22.1) [INFO] [stderr] Adding generic-array v0.14.7 (available: v1.1.0) [INFO] [stderr] Adding hermit-abi v0.3.9 (available: v0.4.0) [INFO] [stderr] Adding hostname v0.3.1 (available: v0.4.0) [INFO] [stderr] Adding idna v0.4.0 (available: v1.0.2) [INFO] [stderr] Adding idna v0.5.0 (available: v1.0.2) [INFO] [stderr] Adding libloading v0.7.4 (available: v0.8.5) [INFO] [stderr] Adding quick-error v1.2.3 (available: v2.0.1) [INFO] [stderr] Adding rcgen v0.12.1 (available: v0.13.1) [INFO] [stderr] Adding rustls v0.22.4 (available: v0.23.13) [INFO] [stderr] Adding snafu v0.6.10 (available: v0.8.5) [INFO] [stderr] Adding snafu-derive v0.6.10 (available: v0.8.5) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.79) [INFO] [stderr] Adding tokio-rustls v0.25.0 (available: v0.26.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-sys v0.48.0 (available: v0.59.0) [INFO] [stderr] Adding windows-sys v0.52.0 (available: v0.59.0) [INFO] [stderr] Adding windows-targets v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding winreg v0.50.0 (available: v0.52.0) [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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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] 40ba1d01b2ce50a3790eb418fd742e4978901abaaaf302daaf0c7d3f38f5c171 [INFO] running `Command { std: "docker" "start" "-a" "40ba1d01b2ce50a3790eb418fd742e4978901abaaaf302daaf0c7d3f38f5c171", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "40ba1d01b2ce50a3790eb418fd742e4978901abaaaf302daaf0c7d3f38f5c171", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40ba1d01b2ce50a3790eb418fd742e4978901abaaaf302daaf0c7d3f38f5c171", kill_on_drop: false }` [INFO] [stdout] 40ba1d01b2ce50a3790eb418fd742e4978901abaaaf302daaf0c7d3f38f5c171 [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] e8149ca39e0fc5b91f444bdb8d8b1084b9d1bb5b88bdde863badc53eebac1acf [INFO] running `Command { std: "docker" "start" "-a" "e8149ca39e0fc5b91f444bdb8d8b1084b9d1bb5b88bdde863badc53eebac1acf", kill_on_drop: false }` [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling heck v0.5.0 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Checking match_cfg v0.1.0 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking tokio v1.40.0 [INFO] [stderr] Checking idna v0.4.0 [INFO] [stderr] Checking data-encoding v2.6.0 [INFO] [stderr] Checking ipnet v2.10.0 [INFO] [stderr] Checking linked-hash-map v0.5.6 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking utf8parse v0.2.2 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking hostname v0.3.1 [INFO] [stderr] Checking anstyle-parse v0.2.5 [INFO] [stderr] Checking daemonize v0.5.0 [INFO] [stderr] Checking resolv-conf v0.7.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Checking is_terminal_polyfill v1.70.1 [INFO] [stderr] Checking anstyle v1.0.8 [INFO] [stderr] Checking colorchoice v1.0.2 [INFO] [stderr] Compiling enum-as-inner v0.6.1 [INFO] [stderr] Checking lru-cache v0.1.2 [INFO] [stderr] Checking anstyle-query v1.1.1 [INFO] [stderr] Checking realm_syscall v0.1.8 [INFO] [stderr] Checking anstream v0.6.15 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking hickory-proto v0.24.1 [INFO] [stderr] Checking realm_io v0.5.1 [INFO] [stderr] Checking env_filter v0.1.2 [INFO] [stderr] Checking env_logger v0.11.5 [INFO] [stderr] Checking hickory-resolver v0.24.1 [INFO] [stderr] Checking realm_core v0.4.0 (/opt/rustwide/workdir) [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/udp/sockmap.rs:40:15 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn find_or_insert(&self, addr: &SocketAddr, f: F) -> Result, E> [INFO] [stdout] | - these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 40 | match self.find(addr) { [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>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/udp/sockmap.rs:40:15 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn find_or_insert(&self, addr: &SocketAddr, f: F) -> Result, E> [INFO] [stdout] | - these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 40 | match self.find(addr) { [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] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/dns/mod.rs:45:43 [INFO] [stdout] | [INFO] [stdout] 45 | let DnsConf { conf, opts } = unsafe { DNS_CONF.take().unwrap() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/dns/mod.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | DNS_CONF.set(dns_conf).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/dns/mod.rs:84:9 [INFO] [stdout] | [INFO] [stdout] 84 | DNS.lookup_ip(ip) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/dns/mod.rs:45:43 [INFO] [stdout] | [INFO] [stdout] 45 | let DnsConf { conf, opts } = unsafe { DNS_CONF.take().unwrap() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/dns/mod.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | DNS_CONF.set(dns_conf).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/dns/mod.rs:84:9 [INFO] [stdout] | [INFO] [stdout] 84 | DNS.lookup_ip(ip) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `realm_core` (lib test) due to 2 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `realm_core` (lib) due to 2 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "e8149ca39e0fc5b91f444bdb8d8b1084b9d1bb5b88bdde863badc53eebac1acf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8149ca39e0fc5b91f444bdb8d8b1084b9d1bb5b88bdde863badc53eebac1acf", kill_on_drop: false }` [INFO] [stdout] e8149ca39e0fc5b91f444bdb8d8b1084b9d1bb5b88bdde863badc53eebac1acf