[INFO] fetching crate romp 0.5.2... [INFO] checking romp-0.5.2 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate romp 0.5.2 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate romp 0.5.2 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 romp 0.5.2 [INFO] finished tweaking crates.io crate romp 0.5.2 [INFO] tweaked toml for crates.io crate romp 0.5.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate romp 0.5.2 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] eeed3f9e718463e7cb5a91e3bdcf848d8c9c1f81017fb72a86930b5fc7a22c0b [INFO] running `Command { std: "docker" "start" "-a" "eeed3f9e718463e7cb5a91e3bdcf848d8c9c1f81017fb72a86930b5fc7a22c0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eeed3f9e718463e7cb5a91e3bdcf848d8c9c1f81017fb72a86930b5fc7a22c0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eeed3f9e718463e7cb5a91e3bdcf848d8c9c1f81017fb72a86930b5fc7a22c0b", kill_on_drop: false }` [INFO] [stdout] eeed3f9e718463e7cb5a91e3bdcf848d8c9c1f81017fb72a86930b5fc7a22c0b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] dd4d95172db5fdb1775a2b3a81bec9f333ff186f6e4aed1d5a44c286a6e5b289 [INFO] running `Command { std: "docker" "start" "-a" "dd4d95172db5fdb1775a2b3a81bec9f333ff186f6e4aed1d5a44c286a6e5b289", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking futures v0.1.29 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking lock_api v0.3.3 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Checking adler32 v1.0.4 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Checking linked-hash-map v0.5.2 [INFO] [stderr] Checking arc-swap v0.4.4 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Checking unsafe-any v0.4.2 [INFO] [stderr] Checking miniz_oxide v0.3.5 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking dtoa v0.4.4 [INFO] [stderr] Checking yaml-rust v0.4.3 [INFO] [stderr] Checking typemap v0.3.3 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking antidote v1.0.0 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking arc-swap v0.3.11 [INFO] [stderr] Checking log-mdc v0.1.0 [INFO] [stderr] Checking totems v0.2.7 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking base64 v0.11.0 [INFO] [stderr] Checking base16 v0.2.1 [INFO] [stderr] Checking sha1 v0.6.0 [INFO] [stderr] Checking sanename v0.1.1 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking num_cpus v1.12.0 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking signal-hook-registry v1.2.0 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking thread-id v3.3.0 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking flate2 v1.0.13 [INFO] [stderr] Checking signal-hook v0.1.13 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking crossbeam-deque v0.7.2 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking ordered-float v1.0.2 [INFO] [stderr] Checking sha2 v0.8.1 [INFO] [stderr] Checking tokio-executor v0.1.9 [INFO] [stderr] Checking tokio-sync v0.1.7 [INFO] [stderr] Checking chrono v0.4.10 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking tokio-timer v0.2.12 [INFO] [stderr] Checking parking_lot_core v0.2.14 [INFO] [stderr] Checking parking_lot v0.4.8 [INFO] [stderr] Checking chashmap v2.2.2 [INFO] [stderr] Checking serde-value v0.5.3 [INFO] [stderr] Checking serde_yaml v0.8.11 [INFO] [stderr] Checking serde_json v1.0.45 [INFO] [stderr] Checking toml v0.5.6 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking tokio-threadpool v0.1.17 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking tokio-reactor v0.1.11 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-udp v0.1.5 [INFO] [stderr] Checking tokio-signal v0.2.7 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking log4rs v0.8.3 [INFO] [stderr] Checking romp v0.5.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/workflow/filter/http.rs:45:29 [INFO] [stdout] | [INFO] [stdout] 45 | ... /// All HTTP errors are fatal [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 46 | ... fatal: true [INFO] [stdout] | ----------- rustdoc does not generate documentation for expression fields [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/workflow/filter/http.rs:45:29 [INFO] [stdout] | [INFO] [stdout] 45 | ... /// All HTTP errors are fatal [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 46 | ... fatal: true [INFO] [stdout] | ----------- rustdoc does not generate documentation for expression fields [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/session/reader.rs:183:13 [INFO] [stdout] | [INFO] [stdout] 183 | let mut message = self.parser.take_message(Ownership::Session); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `RwLockReadGuard<'_, stomp_session::StompSession>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/session/ecg.rs:137:21 [INFO] [stdout] | [INFO] [stdout] 90 | let session = Arc::new(RwLock::new(StompSession::new())); [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 97 | let session = Arc::new(RwLock::new(StompSession::new())); [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 104 | let session = Arc::new(RwLock::new(StompSession::new())); [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 111 | let session = Arc::new(RwLock::new(StompSession::new())); [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 122 | let session = Arc::new(RwLock::new(StompSession::new())); [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 133 | let session = Arc::new(RwLock::new(StompSession::new())); [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 137 | let session = session.read().unwrap(); [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: variable does not need to be mutable [INFO] [stdout] --> src/session/reader.rs:183:13 [INFO] [stdout] | [INFO] [stdout] 183 | let mut message = self.parser.take_message(Ownership::Session); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Result, PoisonError>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/workflow/internal.rs:44:26 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn romp_http_response(context: Context, text: String, content_type: &'static str) { [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 44 | if let Ok(session) = context.session.read() { [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: field `session_id` is never read [INFO] [stdout] --> src/session/reader.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 32 | pub struct Reader { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 33 | session: Arc>, [INFO] [stdout] 34 | session_id: usize, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/config/config.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | #[derive(Deserialize, Debug)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_ServerConfig` [INFO] [stdout] 16 | #[serde(default)] [INFO] [stdout] 17 | pub struct ServerConfig { [INFO] [stdout] | ------------ `ServerConfig` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/config/config.rs:192:10 [INFO] [stdout] | [INFO] [stdout] 192 | #[derive(Deserialize, Debug)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Destination` [INFO] [stdout] 193 | #[serde(default)] [INFO] [stdout] 194 | pub struct Destination { [INFO] [stdout] | ----------- `Destination` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/config/config.rs:241:10 [INFO] [stdout] | [INFO] [stdout] 241 | #[derive(Deserialize, Debug)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Downstream` [INFO] [stdout] 242 | #[serde(default)] [INFO] [stdout] 243 | pub struct Downstream { [INFO] [stdout] | ---------- `Downstream` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/config/user.rs:14:10 [INFO] [stdout] | [INFO] [stdout] 14 | #[derive(Deserialize, Debug)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_UserConfig` [INFO] [stdout] 15 | #[serde(default)] [INFO] [stdout] 16 | pub struct UserConfig { [INFO] [stdout] | ---------- `UserConfig` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/message/serializer.rs:83:21 [INFO] [stdout] | [INFO] [stdout] 83 | drop(message); [INFO] [stdout] | ^^^^^-------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&SessionMessage` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 83 - drop(message); [INFO] [stdout] 83 + let _ = message; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::string::String::split_off` that must be used [INFO] [stdout] --> src/workflow/filter/echo.rs:41:29 [INFO] [stdout] | [INFO] [stdout] 41 | ... reply_destination.split_off(destination_name.len() - 3); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: use `.truncate()` if you don't need the other half [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 41 | let _ = reply_destination.split_off(destination_name.len() - 3); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::string::String::split_off` that must be used [INFO] [stdout] --> src/workflow/filter/resend.rs:40:29 [INFO] [stdout] | [INFO] [stdout] 40 | ... reply_destination.split_off(destination_name.len() - 3); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: use `.truncate()` if you don't need the other half [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 40 | let _ = reply_destination.split_off(destination_name.len() - 3); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/workflow/http_router.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | CHAIN.push((filter, DEFAULT_INSERT_POINT)); [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 mutable reference to mutable static is discouraged [INFO] [stdout] --> src/workflow/http_router.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | CHAIN.push((filter, at)); [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] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/workflow/http_router.rs:91:15 [INFO] [stdout] | [INFO] [stdout] 91 | while CHAIN.len() > 0 { [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 mutable reference to mutable static is discouraged [INFO] [stdout] --> src/workflow/http_router.rs:92:26 [INFO] [stdout] | [INFO] [stdout] 92 | let filter = CHAIN.remove(CHAIN.len() - 1); [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] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/workflow/http_router.rs:92:39 [INFO] [stdout] | [INFO] [stdout] 92 | let filter = CHAIN.remove(CHAIN.len() - 1); [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 mutable reference to mutable static is discouraged [INFO] [stdout] --> src/workflow/router.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | CHAIN.push((filter, DEFAULT_INSERT_POINT)); [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] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/workflow/router.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | CHAIN.push((filter, at)); [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] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/workflow/router.rs:106:15 [INFO] [stdout] | [INFO] [stdout] 106 | while CHAIN.len() > 0 { [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 mutable reference to mutable static is discouraged [INFO] [stdout] --> src/workflow/router.rs:107:26 [INFO] [stdout] | [INFO] [stdout] 107 | let filter = CHAIN.remove(CHAIN.len() - 1); [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] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/workflow/router.rs:107:39 [INFO] [stdout] | [INFO] [stdout] 107 | let filter = CHAIN.remove(CHAIN.len() - 1); [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; 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `romp` (lib) due to 2 previous errors; 20 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `Result, PoisonError>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/workflow/internal.rs:44:26 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn romp_http_response(context: Context, text: String, content_type: &'static str) { [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 44 | if let Ok(session) = context.session.read() { [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] warning: field `session_id` is never read [INFO] [stdout] --> src/session/reader.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 32 | pub struct Reader { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 33 | session: Arc>, [INFO] [stdout] 34 | session_id: usize, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/config/config.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | #[derive(Deserialize, Debug)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_ServerConfig` [INFO] [stdout] 16 | #[serde(default)] [INFO] [stdout] 17 | pub struct ServerConfig { [INFO] [stdout] | ------------ `ServerConfig` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/config/config.rs:192:10 [INFO] [stdout] | [INFO] [stdout] 192 | #[derive(Deserialize, Debug)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Destination` [INFO] [stdout] 193 | #[serde(default)] [INFO] [stdout] 194 | pub struct Destination { [INFO] [stdout] | ----------- `Destination` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/config/config.rs:241:10 [INFO] [stdout] | [INFO] [stdout] 241 | #[derive(Deserialize, Debug)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Downstream` [INFO] [stdout] 242 | #[serde(default)] [INFO] [stdout] 243 | pub struct Downstream { [INFO] [stdout] | ---------- `Downstream` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/config/user.rs:14:10 [INFO] [stdout] | [INFO] [stdout] 14 | #[derive(Deserialize, Debug)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_UserConfig` [INFO] [stdout] 15 | #[serde(default)] [INFO] [stdout] 16 | pub struct UserConfig { [INFO] [stdout] | ---------- `UserConfig` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/message/serializer.rs:83:21 [INFO] [stdout] | [INFO] [stdout] 83 | drop(message); [INFO] [stdout] | ^^^^^-------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mq::SessionMessage` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 83 - drop(message); [INFO] [stdout] 83 + let _ = message; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::string::String::split_off` that must be used [INFO] [stdout] --> src/workflow/filter/echo.rs:41:29 [INFO] [stdout] | [INFO] [stdout] 41 | ... reply_destination.split_off(destination_name.len() - 3); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: use `.truncate()` if you don't need the other half [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 41 | let _ = reply_destination.split_off(destination_name.len() - 3); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::string::String::split_off` that must be used [INFO] [stdout] --> src/workflow/filter/resend.rs:40:29 [INFO] [stdout] | [INFO] [stdout] 40 | ... reply_destination.split_off(destination_name.len() - 3); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: use `.truncate()` if you don't need the other half [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 40 | let _ = reply_destination.split_off(destination_name.len() - 3); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/workflow/http_router.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | CHAIN.push((filter, DEFAULT_INSERT_POINT)); [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 mutable reference to mutable static is discouraged [INFO] [stdout] --> src/workflow/http_router.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | CHAIN.push((filter, at)); [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] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/workflow/http_router.rs:91:15 [INFO] [stdout] | [INFO] [stdout] 91 | while CHAIN.len() > 0 { [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 mutable reference to mutable static is discouraged [INFO] [stdout] --> src/workflow/http_router.rs:92:26 [INFO] [stdout] | [INFO] [stdout] 92 | let filter = CHAIN.remove(CHAIN.len() - 1); [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] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/workflow/http_router.rs:92:39 [INFO] [stdout] | [INFO] [stdout] 92 | let filter = CHAIN.remove(CHAIN.len() - 1); [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 mutable reference to mutable static is discouraged [INFO] [stdout] --> src/workflow/router.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | CHAIN.push((filter, DEFAULT_INSERT_POINT)); [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] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/workflow/router.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | CHAIN.push((filter, at)); [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] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/workflow/router.rs:106:15 [INFO] [stdout] | [INFO] [stdout] 106 | while CHAIN.len() > 0 { [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 mutable reference to mutable static is discouraged [INFO] [stdout] --> src/workflow/router.rs:107:26 [INFO] [stdout] | [INFO] [stdout] 107 | let filter = CHAIN.remove(CHAIN.len() - 1); [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] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/workflow/router.rs:107:39 [INFO] [stdout] | [INFO] [stdout] 107 | let filter = CHAIN.remove(CHAIN.len() - 1); [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 2 previous errors; 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `romp` (lib test) due to 3 previous errors; 20 warnings emitted [INFO] running `Command { std: "docker" "inspect" "dd4d95172db5fdb1775a2b3a81bec9f333ff186f6e4aed1d5a44c286a6e5b289", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd4d95172db5fdb1775a2b3a81bec9f333ff186f6e4aed1d5a44c286a6e5b289", kill_on_drop: false }` [INFO] [stdout] dd4d95172db5fdb1775a2b3a81bec9f333ff186f6e4aed1d5a44c286a6e5b289