error: using an old version of `rental` --> $DIR/pretty-print-hack/allsorts-rental-0.5.6/src/lib.rs:4:6 | LL | enum ProceduralMasqueradeDummyType { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #83125 = note: older versions of the `rental` crate will stop compiling in future versions of Rust; please update to `rental` v0.5.6, or switch to one of the `rental` alternatives = note: `#[deny(proc_macro_back_compat)]` on by default error: using an old version of `rental` --> $DIR/pretty-print-hack/allsorts-rental-0.5.6/src/lib.rs:4:6 | LL | enum ProceduralMasqueradeDummyType { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #83125 = note: older versions of the `rental` crate will stop compiling in future versions of Rust; please update to `rental` v0.5.6, or switch to one of the `rental` alternatives = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` error: using an old version of `rental` --> $DIR/pretty-print-hack/allsorts-rental-0.5.6/src/lib.rs:4:6 | LL | enum ProceduralMasqueradeDummyType { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #83125 = note: older versions of the `rental` crate will stop compiling in future versions of Rust; please update to `rental` v0.5.6, or switch to one of the `rental` alternatives = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` error: using an old version of `rental` --> $DIR/pretty-print-hack/allsorts-rental-0.5.6/src/lib.rs:4:6 | LL | enum ProceduralMasqueradeDummyType { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #83125 = note: older versions of the `rental` crate will stop compiling in future versions of Rust; please update to `rental` v0.5.6, or switch to one of the `rental` alternatives = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` error: using an old version of `rental` --> $DIR/pretty-print-hack/rental-0.5.5/src/lib.rs:4:6 | LL | enum ProceduralMasqueradeDummyType { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #83125 = note: older versions of the `rental` crate will stop compiling in future versions of Rust; please update to `rental` v0.5.6, or switch to one of the `rental` alternatives error: using an old version of `rental` --> $DIR/pretty-print-hack/rental-0.5.5/src/lib.rs:4:6 | LL | enum ProceduralMasqueradeDummyType { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #83125 = note: older versions of the `rental` crate will stop compiling in future versions of Rust; please update to `rental` v0.5.6, or switch to one of the `rental` alternatives = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` error: using an old version of `rental` --> $DIR/pretty-print-hack/rental-0.5.5/src/lib.rs:4:6 | LL | enum ProceduralMasqueradeDummyType { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #83125 = note: older versions of the `rental` crate will stop compiling in future versions of Rust; please update to `rental` v0.5.6, or switch to one of the `rental` alternatives = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` error: using an old version of `rental` --> $DIR/pretty-print-hack/rental-0.5.5/src/lib.rs:4:6 | LL | enum ProceduralMasqueradeDummyType { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #83125 = note: older versions of the `rental` crate will stop compiling in future versions of Rust; please update to `rental` v0.5.6, or switch to one of the `rental` alternatives = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` error: aborting due to 8 previous errors Future incompatibility report: Future breakage diagnostic: error: using an old version of `rental` --> $DIR/pretty-print-hack/allsorts-rental-0.5.6/src/lib.rs:4:6 | LL | enum ProceduralMasqueradeDummyType { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #83125 = note: older versions of the `rental` crate will stop compiling in future versions of Rust; please update to `rental` v0.5.6, or switch to one of the `rental` alternatives = note: `#[deny(proc_macro_back_compat)]` on by default Future breakage diagnostic: error: using an old version of `rental` --> $DIR/pretty-print-hack/allsorts-rental-0.5.6/src/lib.rs:4:6 | LL | enum ProceduralMasqueradeDummyType { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #83125 = note: older versions of the `rental` crate will stop compiling in future versions of Rust; please update to `rental` v0.5.6, or switch to one of the `rental` alternatives = note: `#[deny(proc_macro_back_compat)]` on by default Future breakage diagnostic: error: using an old version of `rental` --> $DIR/pretty-print-hack/allsorts-rental-0.5.6/src/lib.rs:4:6 | LL | enum ProceduralMasqueradeDummyType { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #83125 = note: older versions of the `rental` crate will stop compiling in future versions of Rust; please update to `rental` v0.5.6, or switch to one of the `rental` alternatives = note: `#[deny(proc_macro_back_compat)]` on by default Future breakage diagnostic: error: using an old version of `rental` --> $DIR/pretty-print-hack/allsorts-rental-0.5.6/src/lib.rs:4:6 | LL | enum ProceduralMasqueradeDummyType { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #83125 = note: older versions of the `rental` crate will stop compiling in future versions of Rust; please update to `rental` v0.5.6, or switch to one of the `rental` alternatives = note: `#[deny(proc_macro_back_compat)]` on by default Future breakage diagnostic: error: using an old version of `rental` --> $DIR/pretty-print-hack/rental-0.5.5/src/lib.rs:4:6 | LL | enum ProceduralMasqueradeDummyType { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #83125 = note: older versions of the `rental` crate will stop compiling in future versions of Rust; please update to `rental` v0.5.6, or switch to one of the `rental` alternatives = note: `#[deny(proc_macro_back_compat)]` on by default Future breakage diagnostic: error: using an old version of `rental` --> $DIR/pretty-print-hack/rental-0.5.5/src/lib.rs:4:6 | LL | enum ProceduralMasqueradeDummyType { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #83125 = note: older versions of the `rental` crate will stop compiling in future versions of Rust; please update to `rental` v0.5.6, or switch to one of the `rental` alternatives = note: `#[deny(proc_macro_back_compat)]` on by default Future breakage diagnostic: error: using an old version of `rental` --> $DIR/pretty-print-hack/rental-0.5.5/src/lib.rs:4:6 | LL | enum ProceduralMasqueradeDummyType { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #83125 = note: older versions of the `rental` crate will stop compiling in future versions of Rust; please update to `rental` v0.5.6, or switch to one of the `rental` alternatives = note: `#[deny(proc_macro_back_compat)]` on by default Future breakage diagnostic: error: using an old version of `rental` --> $DIR/pretty-print-hack/rental-0.5.5/src/lib.rs:4:6 | LL | enum ProceduralMasqueradeDummyType { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #83125 = note: older versions of the `rental` crate will stop compiling in future versions of Rust; please update to `rental` v0.5.6, or switch to one of the `rental` alternatives = note: `#[deny(proc_macro_back_compat)]` on by default