[INFO] updating cached repository https://github.com/oli-obk/priroda [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 753b539752b7267ff76bea7366035cc1b97ea789 [INFO] checking oli-obk/priroda against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foli-obk%2Fpriroda" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/oli-obk/priroda on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/oli-obk/priroda [INFO] finished tweaking git repo https://github.com/oli-obk/priroda [INFO] tweaked toml for git repo https://github.com/oli-obk/priroda written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/oli-obk/priroda already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2ea22d3baa8ca2483350a2f0bd5ca5062c7587b799398900c159af33bddaea03 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "2ea22d3baa8ca2483350a2f0bd5ca5062c7587b799398900c159af33bddaea03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2ea22d3baa8ca2483350a2f0bd5ca5062c7587b799398900c159af33bddaea03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ea22d3baa8ca2483350a2f0bd5ca5062c7587b799398900c159af33bddaea03", kill_on_drop: false }` [INFO] [stdout] 2ea22d3baa8ca2483350a2f0bd5ca5062c7587b799398900c159af33bddaea03 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c981840490137cd3bc4018e2a8b262b3d235f8a30a56bb60b60d89be3ca56366 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c981840490137cd3bc4018e2a8b262b3d235f8a30a56bb60b60d89be3ca56366", kill_on_drop: false }` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.35 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling serde v1.0.92 [INFO] [stderr] Compiling yansi v0.4.0 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling smallvec v0.6.9 [INFO] [stderr] Checking safemem v0.3.0 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Compiling yansi v0.5.0 [INFO] [stderr] Compiling rustc-demangle v0.1.15 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling regex v1.1.7 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling untrusted v0.6.2 [INFO] [stderr] Checking utf8-ranges v1.0.3 [INFO] [stderr] Compiling traitobject v0.1.0 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling language-tags v0.2.2 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling typeable v0.1.2 [INFO] [stderr] Compiling indexmap v1.0.2 [INFO] [stderr] Checking termcolor v1.0.5 [INFO] [stderr] Compiling state v0.4.1 [INFO] [stderr] Compiling cgraph v0.1.0 (https://github.com/oli-obk/cgraph.git?rev=b65e460ee323b31dca55b5541141a6b73272e72a#b65e460e) [INFO] [stderr] Checking linked-hash-map v0.5.2 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking hex v0.4.0 [INFO] [stderr] Checking shell-escape v0.1.4 [INFO] [stderr] Checking rustc-workspace-hack v1.0.0 [INFO] [stderr] Checking open v1.2.2 [INFO] [stderr] Checking horrorshow v0.6.6 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Checking unicode-normalization v0.1.8 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Checking regex-syntax v0.6.7 [INFO] [stderr] Checking line-wrap v0.1.1 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Compiling pear_codegen v0.1.2 [INFO] [stderr] Checking walkdir v2.2.8 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling backtrace v0.3.30 [INFO] [stderr] Compiling bincode v1.1.4 [INFO] [stderr] Checking yaml-rust v0.4.3 [INFO] [stderr] Compiling httparse v1.3.3 [INFO] [stderr] Compiling rocket_codegen v0.4.2 [INFO] [stderr] Compiling rocket v0.4.2 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking dirs-sys v0.3.3 [INFO] [stderr] Checking aho-corasick v0.7.3 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking threadpool v1.7.1 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking directories v2.0.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Checking promising-future v0.2.4 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Compiling ring v0.13.5 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling onig_sys v69.1.0 [INFO] [stderr] Compiling miniz-sys v0.1.12 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking flate2 v1.0.7 [INFO] [stderr] Compiling chrono v0.4.6 [INFO] [stderr] Checking hyper v0.10.16 [INFO] [stderr] Compiling vergen v3.0.4 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking env_logger v0.6.1 [INFO] [stderr] Checking cookie v0.11.1 [INFO] [stderr] Checking onig v4.3.2 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling devise_core v0.2.0 [INFO] [stderr] Compiling serde_derive v1.0.92 [INFO] [stderr] Compiling devise_codegen v0.2.0 [INFO] [stderr] Compiling rental-impl v0.5.2 [INFO] [stderr] Compiling devise v0.2.0 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Compiling pear v0.1.2 [INFO] [stderr] Compiling miri v0.1.0 (https://github.com/solson/miri.git#86d7db46) [INFO] [stderr] Checking rocket_http v0.4.2 [INFO] [stderr] Checking rental v0.5.3 [INFO] [stdout] error: proc-macro derive panicked [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rental-0.5.3/src/lib.rs:93:12 [INFO] [stdout] | [INFO] [stdout] 93 | #[derive(__rental_traits)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 117 | define_rental_traits!(32); [INFO] [stdout] | -------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: message: expected prefix "#[allow(unused)]" not found in "# [allow(unused)] enum ProceduralMasqueradeDummyType\n{ Input = (0, stringify ! (32)) . 0, }" [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: proc-macro derive panicked [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rental-0.5.3/src/lib.rs:257:13 [INFO] [stdout] | [INFO] [stdout] 257 | #[derive(__rental_structs_and_impls)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 285 | / rental! { [INFO] [stdout] 286 | | /// Example types that demonstrate the API generated by the rental macro. [INFO] [stdout] 287 | | pub mod examples { [INFO] [stdout] 288 | | use std::sync; [INFO] [stdout] ... | [INFO] [stdout] 345 | | } [INFO] [stdout] 346 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: message: expected prefix "#[allow(unused)]" not found in "# [allow(unused)] enum ProceduralMasqueradeDummyType\n{\n Input =\n (0, stringify !\n (use std :: sync ; #\n [doc =\n r\" The simplest shared rental. The head is a boxed integer, and the suffix is a ref to that integer. This struct demonstrates the basic API that all shared rental structs have. See [`SimpleMut`](struct.SimpleMut.html) for the mutable analog.\"]\n # [rental] pub struct SimpleRef\n { head : Box < i32 >, iref : & \'head i32, } #\n [doc =\n r\" The simplest mutable rental. Mutable rentals have a slightly different API; compare this struct to [`SimpleRef`](struct.SimpleRef.html) for the clearest picture of how they differ.\"]\n # [rental_mut] pub struct SimpleMut\n { head : Box < i32 >, iref : & \'head mut i32, } #\n [doc =\n r\" Identical to [`SimpleRef`](struct.SimpleRef.html), but with the `debug` flag enabled. This will provide a `Debug` impl for the struct as long as all of the fields are `Debug`.\"]\n # [rental(debug)] pub struct SimpleRefDebug\n { head : Box < i32 >, iref : & \'head i32, } #\n [doc =\n r\" Similar to [`SimpleRef`](struct.SimpleRef.html), but with the `clone` flag enabled. This will provide a `Clone` impl for the struct as long as the prefix fields are `CloneStableDeref` and the suffix is `Clone` . Notice that the head is an `Arc`, since a clone of an `Arc` will deref to the same object as the original.\"]\n # [rental(clone)] pub struct SimpleRefClone\n { head : sync :: Arc < i32 >, iref : & \'head i32, } #\n [doc =\n r\" Identical to [`SimpleRef`](struct.SimpleRef.html), but with the `deref_suffix` flag enabled. This will provide a `Deref` impl for the struct, which will in turn deref the suffix. Notice that this flag also removes the `self` param from all methods, replacing it with an explicit param. This prevents any rental methods from blocking deref.\"]\n # [rental(deref_suffix)] pub struct SimpleRefDeref\n { head : Box < i32 >, iref : & \'head i32, } #\n [doc =\n r\" Identical to [`SimpleMut`](struct.SimpleMut.html), but with the `deref_mut_suffix` flag enabled. This will provide a `DerefMut` impl for the struct, which will in turn deref the suffix.Notice that this flag also removes the `self` param from all methods, replacing it with an explicit param. This prevents any rental methods from blocking deref.\"]\n # [rental_mut(deref_mut_suffix)] pub struct SimpleMutDeref\n { head : Box < i32 >, iref : & \'head mut i32, } #\n [doc =\n r\" Identical to [`SimpleRef`](struct.SimpleRef.html), but with the `covariant` flag enabled. For rental structs where the field types have covariant lifetimes, this will allow you to directly borrow the fields, as they can be safely reborrowed to a shorter lifetime. See the [`all`](struct.SimpleRefCovariant.html#method.all) and [`suffix`](struct.SimpleRefCovariant.html#method.suffix) methods.\"]\n # [rental(covariant)] pub struct SimpleRefCovariant\n { head : Box < i32 >, iref : & \'head i32, } #\n [doc =\n r\" Identical to [`SimpleRef`](struct.SimpleRef.html), but with the `map_suffix` flag enabled. This will allow the type of the suffix to be changed by mapping it to another instantiation of the same struct with the different type param. See the [`map`](struct.SimpleRefMap.html#method.map), [`try_map`](struct.SimpleRefMap.html#method.try_map), and [`try_map_or_drop`](struct.SimpleRefMap.html#method.try_map_or_drop) methods.\"]\n # [rental(map_suffix = \"T\")] pub struct SimpleRefMap < T : \'static >\n { head : Box < i32 >, iref : & \'head T, })) . 0\n}" [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: proc-macro derive panicked [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rental-0.5.3/src/lib.rs:257:13 [INFO] [stdout] | [INFO] [stdout] 257 | #[derive(__rental_structs_and_impls)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 350 | / rental! { [INFO] [stdout] 351 | | /// Premade types for the most common use cases. [INFO] [stdout] 352 | | pub mod common { [INFO] [stdout] 353 | | use std::ops::DerefMut; [INFO] [stdout] ... | [INFO] [stdout] 484 | | } [INFO] [stdout] 485 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: message: expected prefix "#[allow(unused)]" not found in "# [allow(unused)] enum ProceduralMasqueradeDummyType\n{\n Input =\n (0, stringify !\n (use std :: ops :: DerefMut ; use stable_deref_trait :: StableDeref ; use\n std :: cell ; use std :: sync ; #\n [doc = r\" Stores an owner and a shared reference in the same struct.\"] #\n [doc = r\"\"] # [doc = r\" ```rust\"] # [doc = r\" # extern crate rental;\"] #\n [doc = r\" # use rental::common::RentRef;\"] # [doc = r\" # fn main() {\"] #\n [doc = r\" let r = RentRef::new(Box::new(5), |i| &*i);\"] #\n [doc = r\" assert_eq!(*r, RentRef::rent(&r, |iref| **iref));\"] #\n [doc = r\" # }\"] # [doc = r\" ```\"] #\n [rental(debug, clone, deref_suffix, covariant, map_suffix = \"T\")] pub\n struct RentRef < H : \'static + StableDeref, T : \'static >\n { head : H, suffix : & \'head T, } #\n [doc = r\" Stores an owner and a mutable reference in the same struct.\"]\n # [doc = r\"\"] # [doc = r\" ```rust\"] # [doc = r\" # extern crate rental;\"]\n # [doc = r\" # use rental::common::RentMut;\"] # [doc = r\" # fn main() {\"]\n # [doc = r\" let mut r = RentMut::new(Box::new(5), |i| &mut *i);\"] #\n [doc = r\" *r = 12;\"] #\n [doc = r\" assert_eq!(12, RentMut::rent(&mut r, |iref| **iref));\"] #\n [doc = r\" # }\"] # [doc = r\" ```\"] #\n [rental_mut(debug, deref_mut_suffix, covariant, map_suffix = \"T\")] pub\n struct RentMut < H : \'static + StableDeref + DerefMut, T : \'static >\n { head : H, suffix : & \'head mut T, } #\n [doc = r\" Stores a `RefCell` and a `Ref` in the same struct.\"] #\n [doc = r\"\"] # [doc = r\" ```rust\"] # [doc = r\" # extern crate rental;\"] #\n [doc = r\" # use rental::common::RentRefCell;\"] #\n [doc = r\" # fn main() {\"] # [doc = r\" use std::cell;\"] # [doc = r\"\"] #\n [doc =\n r\" let r = RentRefCell::new(Box::new(cell::RefCell::new(5)), |c| c.borrow());\"]\n # [doc = r\" assert_eq!(*r, RentRefCell::rent(&r, |c| **c));\"] #\n [doc = r\" # }\"] # [doc = r\" ```\"] #\n [rental(debug, clone, deref_suffix, covariant, map_suffix = \"T\")] pub\n struct RentRefCell < H : \'static + StableDeref, T : \'static >\n { head : H, suffix : cell :: Ref < \'head, T >, } #\n [doc = r\" Stores a `RefCell` and a `RefMut` in the same struct.\"] #\n [doc = r\"\"] # [doc = r\" ```rust\"] # [doc = r\" # extern crate rental;\"] #\n [doc = r\" # use rental::common::RentRefCellMut;\"] #\n [doc = r\" # fn main() {\"] # [doc = r\" use std::cell;\"] # [doc = r\"\"] #\n [doc =\n r\" let mut r = RentRefCellMut::new(Box::new(cell::RefCell::new(5)), |c| c.borrow_mut());\"]\n # [doc = r\" *r = 12;\"] #\n [doc = r\" assert_eq!(12, RentRefCellMut::rent(&r, |c| **c));\"] #\n [doc = r\" # }\"] # [doc = r\" ```\"] #\n [rental_mut(debug, deref_mut_suffix, covariant, map_suffix = \"T\")] pub\n struct RentRefCellMut < H : \'static + StableDeref + DerefMut, T :\n \'static > { head : H, suffix : cell :: RefMut < \'head, T >, } #\n [doc = r\" Stores a `Mutex` and a `MutexGuard` in the same struct.\"] #\n [doc = r\"\"] # [doc = r\" ```rust\"] # [doc = r\" # extern crate rental;\"] #\n [doc = r\" # use rental::common::RentMutex;\"] # [doc = r\" # fn main() {\"]\n # [doc = r\" use std::sync;\"] # [doc = r\"\"] #\n [doc =\n r\" let mut r = RentMutex::new(Box::new(sync::Mutex::new(5)), |c| c.lock().unwrap());\"]\n # [doc = r\" *r = 12;\"] #\n [doc = r\" assert_eq!(12, RentMutex::rent(&r, |c| **c));\"] #\n [doc = r\" # }\"] # [doc = r\" ```\"] #\n [rental(debug, clone, deref_mut_suffix, covariant, map_suffix = \"T\")]\n pub struct RentMutex < H : \'static + StableDeref + DerefMut, T : \'static\n > { head : H, suffix : sync :: MutexGuard < \'head, T >, } #\n [doc =\n r\" Stores an `RwLock` and an `RwLockReadGuard` in the same struct.\"] #\n [doc = r\"\"] # [doc = r\" ```rust\"] # [doc = r\" # extern crate rental;\"] #\n [doc = r\" # use rental::common::RentRwLock;\"] #\n [doc = r\" # fn main() {\"] # [doc = r\" use std::sync;\"] # [doc = r\"\"] #\n [doc =\n r\" let r = RentRwLock::new(Box::new(sync::RwLock::new(5)), |c| c.read().unwrap());\"]\n # [doc = r\" assert_eq!(*r, RentRwLock::rent(&r, |c| **c));\"] #\n [doc = r\" # }\"] # [doc = r\" ```\"] #\n [rental(debug, clone, deref_suffix, covariant, map_suffix = \"T\")] pub\n struct RentRwLock < H : \'static + StableDeref, T : \'static >\n { head : H, suffix : sync :: RwLockReadGuard < \'head, T >, } #\n [doc =\n r\" Stores an `RwLock` and an `RwLockWriteGuard` in the same struct.\"] #\n [doc = r\"\"] # [doc = r\" ```rust\"] # [doc = r\" # extern crate rental;\"] #\n [doc = r\" # use rental::common::RentRwLockMut;\"] #\n [doc = r\" # fn main() {\"] # [doc = r\" use std::sync;\"] # [doc = r\"\"] #\n [doc =\n r\" let mut r = RentRwLockMut::new(Box::new(sync::RwLock::new(5)), |c| c.write().unwrap());\"]\n # [doc = r\" *r = 12;\"] #\n [doc = r\" assert_eq!(12, RentRwLockMut::rent(&r, |c| **c));\"] #\n [doc = r\" # }\"] # [doc = r\" ```\"] #\n [rental(debug, clone, deref_mut_suffix, covariant, map_suffix = \"T\")]\n pub struct RentRwLockMut < H : \'static + StableDeref, T : \'static >\n { head : H, suffix : sync :: RwLockWriteGuard < \'head, T >, })) . 0\n}" [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rental`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "c981840490137cd3bc4018e2a8b262b3d235f8a30a56bb60b60d89be3ca56366", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c981840490137cd3bc4018e2a8b262b3d235f8a30a56bb60b60d89be3ca56366", kill_on_drop: false }` [INFO] [stdout] c981840490137cd3bc4018e2a8b262b3d235f8a30a56bb60b60d89be3ca56366