[INFO] fetching crate path_semantics_std 0.1.0...
[INFO] testing path_semantics_std-0.1.0 against 1.95.0 for beta-1.96-2
[INFO] extracting crate path_semantics_std 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate path_semantics_std 0.1.0
[INFO] finished tweaking crates.io crate path_semantics_std 0.1.0
[INFO] tweaked toml for crates.io crate path_semantics_std 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate path_semantics_std 0.1.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22c234d9614a5d6848820ea364b54529a9e74b31a3bc8da29995dc9705e90424
[INFO] running `Command { std: "docker" "start" "-a" "22c234d9614a5d6848820ea364b54529a9e74b31a3bc8da29995dc9705e90424", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22c234d9614a5d6848820ea364b54529a9e74b31a3bc8da29995dc9705e90424", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22c234d9614a5d6848820ea364b54529a9e74b31a3bc8da29995dc9705e90424", kill_on_drop: false }`
[INFO] [stdout] 22c234d9614a5d6848820ea364b54529a9e74b31a3bc8da29995dc9705e90424
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63825eae2b0b4eed885380e0b07c748c01bb32d7744e55d9c9a58696b3dd4b96
[INFO] running `Command { std: "docker" "start" "-a" "63825eae2b0b4eed885380e0b07c748c01bb32d7744e55d9c9a58696b3dd4b96", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling path_semantics_std v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/constrain.rs:8:23
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn i_force(&self, I) -> Self::Lift;
[INFO] [stdout]   |                       ^ help: try naming the parameter or explicitly ignoring it: `_: I`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display.rs:93:39
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let co = unsafe {transmute::<&TrickDisplay, &Display>(&self.co)};
[INFO] [stdout]    |                                       ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let co = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.co)};
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display.rs:93:54
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let co = unsafe {transmute::<&TrickDisplay, &Display>(&self.co)};
[INFO] [stdout]    |                                                      ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let co = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.co)};
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display.rs:94:39
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let tr = unsafe {transmute::<&TrickDisplay, &Display>(&self.tr)};
[INFO] [stdout]    |                                       ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let tr = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.tr)};
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display.rs:94:54
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let tr = unsafe {transmute::<&TrickDisplay, &Display>(&self.tr)};
[INFO] [stdout]    |                                                      ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let tr = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.tr)};
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display.rs:95:39
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let fa = unsafe {transmute::<&TrickDisplay, &Display>(&self.fa)};
[INFO] [stdout]    |                                       ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let fa = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.fa)};
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display.rs:95:54
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let fa = unsafe {transmute::<&TrickDisplay, &Display>(&self.fa)};
[INFO] [stdout]    |                                                      ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let fa = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.fa)};
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display.rs:99:42
[INFO] [stdout]    |
[INFO] [stdout] 99 |             let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i)};
[INFO] [stdout]    |                                          ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 99 |             let i = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.i)};
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display.rs:99:57
[INFO] [stdout]    |
[INFO] [stdout] 99 |             let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i)};
[INFO] [stdout]    |                                                         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 99 |             let i = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.i)};
[INFO] [stdout]    |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:116:39
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let co = unsafe {transmute::<&TrickDisplay, &Display>(&self.co)};
[INFO] [stdout]     |                                       ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let co = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.co)};
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:116:54
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let co = unsafe {transmute::<&TrickDisplay, &Display>(&self.co)};
[INFO] [stdout]     |                                                      ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let co = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.co)};
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:117:39
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let tr = unsafe {transmute::<&TrickDisplay, &Display>(&self.tr)};
[INFO] [stdout]     |                                       ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let tr = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.tr)};
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:117:54
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let tr = unsafe {transmute::<&TrickDisplay, &Display>(&self.tr)};
[INFO] [stdout]     |                                                      ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let tr = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.tr)};
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:118:39
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let fa = unsafe {transmute::<&TrickDisplay, &Display>(&self.fa)};
[INFO] [stdout]     |                                       ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let fa = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.fa)};
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:118:54
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let fa = unsafe {transmute::<&TrickDisplay, &Display>(&self.fa)};
[INFO] [stdout]     |                                                      ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let fa = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.fa)};
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:122:42
[INFO] [stdout]     |
[INFO] [stdout] 122 |             let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i)};
[INFO] [stdout]     |                                          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 122 |             let i = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.i)};
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:122:57
[INFO] [stdout]     |
[INFO] [stdout] 122 |             let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i)};
[INFO] [stdout]     |                                                         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 122 |             let i = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.i)};
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:50
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 128 | trick_impl!{LtK k, "(< {})"}
[INFO] [stdout]     | ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:65
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 128 | trick_impl!{LtK k, "(< {})"}
[INFO] [stdout]     | ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:86
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 128 | trick_impl!{LtK k, "(< {})"}
[INFO] [stdout]     | ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:50
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 129 | trick_impl!{EqK k, "(= {})"}
[INFO] [stdout]     | ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:65
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 129 | trick_impl!{EqK k, "(= {})"}
[INFO] [stdout]     | ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:86
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 129 | trick_impl!{EqK k, "(= {})"}
[INFO] [stdout]     | ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:50
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 | trick_impl!{GeK k, "(>= {})"}
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:65
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 | trick_impl!{GeK k, "(>= {})"}
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:86
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 | trick_impl!{GeK k, "(>= {})"}
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:50
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 | trick_impl!{AddK k, "add({})"}
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:65
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 | trick_impl!{AddK k, "add({})"}
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:86
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 | trick_impl!{AddK k, "add({})"}
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:50
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 | trick_impl!{Even t, "even"}
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:65
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 | trick_impl!{Even t, "even"}
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:86
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 | trick_impl!{Even t, "even"}
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:50
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 | trick_impl!{Odd t, "odd"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:65
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 | trick_impl!{Odd t, "odd"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:86
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 | trick_impl!{Odd t, "odd"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:50
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 | trick_impl!{False1 t, "false_1"}
[INFO] [stdout]     | -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:65
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 | trick_impl!{False1 t, "false_1"}
[INFO] [stdout]     | -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:86
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 | trick_impl!{False1 t, "false_1"}
[INFO] [stdout]     | -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:50
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 | trick_impl!{Eq t, "eq"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:65
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 | trick_impl!{Eq t, "eq"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:86
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 | trick_impl!{Eq t, "eq"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:50
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 | trick_impl!{Add t, "add"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:65
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 | trick_impl!{Add t, "add"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:86
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 | trick_impl!{Add t, "add"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:50
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 | trick_impl!{Id t, "id"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:65
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 | trick_impl!{Id t, "id"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:86
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 | trick_impl!{Id t, "id"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 | trick_impl!{Not, "not"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 | trick_impl!{Not, "not"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 | trick_impl!{Not, "not"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 139 | trick_impl!{And, "and"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 139 | trick_impl!{And, "and"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 139 | trick_impl!{And, "and"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 | trick_impl!{Or, "or"}
[INFO] [stdout]     | --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 | trick_impl!{Or, "or"}
[INFO] [stdout]     | --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 | trick_impl!{Or, "or"}
[INFO] [stdout]     | --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 | trick_impl!{Xor, "xor"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 | trick_impl!{Xor, "xor"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 | trick_impl!{Xor, "xor"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 | trick_impl!{Nor, "nor"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 | trick_impl!{Nor, "nor"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 | trick_impl!{Nor, "nor"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 143 | trick_impl!{Nand, "nand"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 143 | trick_impl!{Nand, "nand"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 143 | trick_impl!{Nand, "nand"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 144 | trick_impl!{Exc, "exc"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 144 | trick_impl!{Exc, "exc"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 144 | trick_impl!{Exc, "exc"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 | trick_impl!{Nrexc, "nrexc"}
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 | trick_impl!{Nrexc, "nrexc"}
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 | trick_impl!{Nrexc, "nrexc"}
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 | trick_impl!{Rexc, "rexc"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 | trick_impl!{Rexc, "rexc"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 | trick_impl!{Rexc, "rexc"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 | trick_impl!{Nexc, "nexc"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 | trick_impl!{Nexc, "nexc"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 | trick_impl!{Nexc, "nexc"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "63825eae2b0b4eed885380e0b07c748c01bb32d7744e55d9c9a58696b3dd4b96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63825eae2b0b4eed885380e0b07c748c01bb32d7744e55d9c9a58696b3dd4b96", kill_on_drop: false }`
[INFO] [stdout] 63825eae2b0b4eed885380e0b07c748c01bb32d7744e55d9c9a58696b3dd4b96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66b1c39d869d63e9bd4e8e1334f26231352b71f5b18ea64871ca82aa7430c534
[INFO] running `Command { std: "docker" "start" "-a" "66b1c39d869d63e9bd4e8e1334f26231352b71f5b18ea64871ca82aa7430c534", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/constrain.rs:8:23
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn i_force(&self, I) -> Self::Lift;
[INFO] [stdout]   |                       ^ help: try naming the parameter or explicitly ignoring it: `_: I`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display.rs:93:39
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let co = unsafe {transmute::<&TrickDisplay, &Display>(&self.co)};
[INFO] [stdout]    |                                       ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let co = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.co)};
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display.rs:93:54
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let co = unsafe {transmute::<&TrickDisplay, &Display>(&self.co)};
[INFO] [stdout]    |                                                      ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let co = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.co)};
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display.rs:94:39
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let tr = unsafe {transmute::<&TrickDisplay, &Display>(&self.tr)};
[INFO] [stdout]    |                                       ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let tr = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.tr)};
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display.rs:94:54
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let tr = unsafe {transmute::<&TrickDisplay, &Display>(&self.tr)};
[INFO] [stdout]    |                                                      ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let tr = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.tr)};
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display.rs:95:39
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let fa = unsafe {transmute::<&TrickDisplay, &Display>(&self.fa)};
[INFO] [stdout]    |                                       ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let fa = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.fa)};
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display.rs:95:54
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let fa = unsafe {transmute::<&TrickDisplay, &Display>(&self.fa)};
[INFO] [stdout]    |                                                      ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let fa = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.fa)};
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display.rs:99:42
[INFO] [stdout]    |
[INFO] [stdout] 99 |             let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i)};
[INFO] [stdout]    |                                          ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 99 |             let i = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.i)};
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display.rs:99:57
[INFO] [stdout]    |
[INFO] [stdout] 99 |             let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i)};
[INFO] [stdout]    |                                                         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 99 |             let i = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.i)};
[INFO] [stdout]    |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:116:39
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let co = unsafe {transmute::<&TrickDisplay, &Display>(&self.co)};
[INFO] [stdout]     |                                       ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let co = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.co)};
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:116:54
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let co = unsafe {transmute::<&TrickDisplay, &Display>(&self.co)};
[INFO] [stdout]     |                                                      ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let co = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.co)};
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:117:39
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let tr = unsafe {transmute::<&TrickDisplay, &Display>(&self.tr)};
[INFO] [stdout]     |                                       ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let tr = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.tr)};
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:117:54
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let tr = unsafe {transmute::<&TrickDisplay, &Display>(&self.tr)};
[INFO] [stdout]     |                                                      ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let tr = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.tr)};
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:118:39
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let fa = unsafe {transmute::<&TrickDisplay, &Display>(&self.fa)};
[INFO] [stdout]     |                                       ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let fa = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.fa)};
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:118:54
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let fa = unsafe {transmute::<&TrickDisplay, &Display>(&self.fa)};
[INFO] [stdout]     |                                                      ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let fa = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.fa)};
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:122:42
[INFO] [stdout]     |
[INFO] [stdout] 122 |             let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i)};
[INFO] [stdout]     |                                          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 122 |             let i = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.i)};
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:122:57
[INFO] [stdout]     |
[INFO] [stdout] 122 |             let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i)};
[INFO] [stdout]     |                                                         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 122 |             let i = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.i)};
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:50
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 128 | trick_impl!{LtK k, "(< {})"}
[INFO] [stdout]     | ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:65
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 128 | trick_impl!{LtK k, "(< {})"}
[INFO] [stdout]     | ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:86
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 128 | trick_impl!{LtK k, "(< {})"}
[INFO] [stdout]     | ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:50
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 129 | trick_impl!{EqK k, "(= {})"}
[INFO] [stdout]     | ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:65
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 129 | trick_impl!{EqK k, "(= {})"}
[INFO] [stdout]     | ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:86
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 129 | trick_impl!{EqK k, "(= {})"}
[INFO] [stdout]     | ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:50
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 | trick_impl!{GeK k, "(>= {})"}
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:65
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 | trick_impl!{GeK k, "(>= {})"}
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:86
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 | trick_impl!{GeK k, "(>= {})"}
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:50
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 | trick_impl!{AddK k, "add({})"}
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:65
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 | trick_impl!{AddK k, "add({})"}
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:86
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 | trick_impl!{AddK k, "add({})"}
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:50
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 | trick_impl!{Even t, "even"}
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:65
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 | trick_impl!{Even t, "even"}
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:86
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 | trick_impl!{Even t, "even"}
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:50
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 | trick_impl!{Odd t, "odd"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:65
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 | trick_impl!{Odd t, "odd"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:86
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 | trick_impl!{Odd t, "odd"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:50
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 | trick_impl!{False1 t, "false_1"}
[INFO] [stdout]     | -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:65
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 | trick_impl!{False1 t, "false_1"}
[INFO] [stdout]     | -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:86
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 | trick_impl!{False1 t, "false_1"}
[INFO] [stdout]     | -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:50
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 | trick_impl!{Eq t, "eq"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:65
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 | trick_impl!{Eq t, "eq"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:86
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 | trick_impl!{Eq t, "eq"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:50
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 | trick_impl!{Add t, "add"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:65
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 | trick_impl!{Add t, "add"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:86
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 | trick_impl!{Add t, "add"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:50
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 | trick_impl!{Id t, "id"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:65
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 | trick_impl!{Id t, "id"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:86
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 | trick_impl!{Id t, "id"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling path_semantics_std v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 | trick_impl!{Not, "not"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 | trick_impl!{Not, "not"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 | trick_impl!{Not, "not"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 139 | trick_impl!{And, "and"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 139 | trick_impl!{And, "and"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 139 | trick_impl!{And, "and"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 | trick_impl!{Or, "or"}
[INFO] [stdout]     | --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 | trick_impl!{Or, "or"}
[INFO] [stdout]     | --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 | trick_impl!{Or, "or"}
[INFO] [stdout]     | --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 | trick_impl!{Xor, "xor"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 | trick_impl!{Xor, "xor"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 | trick_impl!{Xor, "xor"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 | trick_impl!{Nor, "nor"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 | trick_impl!{Nor, "nor"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 | trick_impl!{Nor, "nor"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 143 | trick_impl!{Nand, "nand"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 143 | trick_impl!{Nand, "nand"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 143 | trick_impl!{Nand, "nand"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 144 | trick_impl!{Exc, "exc"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 144 | trick_impl!{Exc, "exc"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 144 | trick_impl!{Exc, "exc"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 | trick_impl!{Nrexc, "nrexc"}
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 | trick_impl!{Nrexc, "nrexc"}
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 | trick_impl!{Nrexc, "nrexc"}
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 | trick_impl!{Rexc, "rexc"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 | trick_impl!{Rexc, "rexc"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 | trick_impl!{Rexc, "rexc"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 | trick_impl!{Nexc, "nexc"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 | trick_impl!{Nexc, "nexc"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 | trick_impl!{Nexc, "nexc"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/constrain.rs:8:23
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn i_force(&self, I) -> Self::Lift;
[INFO] [stdout]   |                       ^ help: try naming the parameter or explicitly ignoring it: `_: I`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display.rs:93:39
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let co = unsafe {transmute::<&TrickDisplay, &Display>(&self.co)};
[INFO] [stdout]    |                                       ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let co = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.co)};
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display.rs:93:54
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let co = unsafe {transmute::<&TrickDisplay, &Display>(&self.co)};
[INFO] [stdout]    |                                                      ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let co = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.co)};
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display.rs:94:39
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let tr = unsafe {transmute::<&TrickDisplay, &Display>(&self.tr)};
[INFO] [stdout]    |                                       ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let tr = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.tr)};
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display.rs:94:54
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let tr = unsafe {transmute::<&TrickDisplay, &Display>(&self.tr)};
[INFO] [stdout]    |                                                      ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let tr = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.tr)};
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display.rs:95:39
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let fa = unsafe {transmute::<&TrickDisplay, &Display>(&self.fa)};
[INFO] [stdout]    |                                       ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let fa = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.fa)};
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display.rs:95:54
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let fa = unsafe {transmute::<&TrickDisplay, &Display>(&self.fa)};
[INFO] [stdout]    |                                                      ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let fa = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.fa)};
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display.rs:99:42
[INFO] [stdout]    |
[INFO] [stdout] 99 |             let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i)};
[INFO] [stdout]    |                                          ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 99 |             let i = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.i)};
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/display.rs:99:57
[INFO] [stdout]    |
[INFO] [stdout] 99 |             let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i)};
[INFO] [stdout]    |                                                         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 99 |             let i = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.i)};
[INFO] [stdout]    |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:116:39
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let co = unsafe {transmute::<&TrickDisplay, &Display>(&self.co)};
[INFO] [stdout]     |                                       ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let co = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.co)};
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:116:54
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let co = unsafe {transmute::<&TrickDisplay, &Display>(&self.co)};
[INFO] [stdout]     |                                                      ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let co = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.co)};
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:117:39
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let tr = unsafe {transmute::<&TrickDisplay, &Display>(&self.tr)};
[INFO] [stdout]     |                                       ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let tr = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.tr)};
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:117:54
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let tr = unsafe {transmute::<&TrickDisplay, &Display>(&self.tr)};
[INFO] [stdout]     |                                                      ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let tr = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.tr)};
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:118:39
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let fa = unsafe {transmute::<&TrickDisplay, &Display>(&self.fa)};
[INFO] [stdout]     |                                       ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let fa = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.fa)};
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:118:54
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let fa = unsafe {transmute::<&TrickDisplay, &Display>(&self.fa)};
[INFO] [stdout]     |                                                      ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let fa = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.fa)};
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:122:42
[INFO] [stdout]     |
[INFO] [stdout] 122 |             let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i)};
[INFO] [stdout]     |                                          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 122 |             let i = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.i)};
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:122:57
[INFO] [stdout]     |
[INFO] [stdout] 122 |             let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i)};
[INFO] [stdout]     |                                                         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 122 |             let i = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.i)};
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:50
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 128 | trick_impl!{LtK k, "(< {})"}
[INFO] [stdout]     | ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:65
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 128 | trick_impl!{LtK k, "(< {})"}
[INFO] [stdout]     | ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:86
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 128 | trick_impl!{LtK k, "(< {})"}
[INFO] [stdout]     | ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:50
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 129 | trick_impl!{EqK k, "(= {})"}
[INFO] [stdout]     | ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:65
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 129 | trick_impl!{EqK k, "(= {})"}
[INFO] [stdout]     | ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:86
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 129 | trick_impl!{EqK k, "(= {})"}
[INFO] [stdout]     | ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:50
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 | trick_impl!{GeK k, "(>= {})"}
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:65
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 | trick_impl!{GeK k, "(>= {})"}
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:86
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 | trick_impl!{GeK k, "(>= {})"}
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:50
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 | trick_impl!{AddK k, "add({})"}
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:65
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 | trick_impl!{AddK k, "add({})"}
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:81:86
[INFO] [stdout]     |
[INFO] [stdout]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 | trick_impl!{AddK k, "add({})"}
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:50
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 | trick_impl!{Even t, "even"}
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:65
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 | trick_impl!{Even t, "even"}
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:86
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 | trick_impl!{Even t, "even"}
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:50
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 | trick_impl!{Odd t, "odd"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:65
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 | trick_impl!{Odd t, "odd"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:86
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 | trick_impl!{Odd t, "odd"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:50
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 | trick_impl!{False1 t, "false_1"}
[INFO] [stdout]     | -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:65
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 | trick_impl!{False1 t, "false_1"}
[INFO] [stdout]     | -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:86
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 | trick_impl!{False1 t, "false_1"}
[INFO] [stdout]     | -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:50
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 | trick_impl!{Eq t, "eq"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:65
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 | trick_impl!{Eq t, "eq"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:86
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 | trick_impl!{Eq t, "eq"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:50
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 | trick_impl!{Add t, "add"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:65
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 | trick_impl!{Add t, "add"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:86
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 | trick_impl!{Add t, "add"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:50
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 | trick_impl!{Id t, "id"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:65
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 | trick_impl!{Id t, "id"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:61:86
[INFO] [stdout]     |
[INFO] [stdout]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 | trick_impl!{Id t, "id"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 | trick_impl!{Not, "not"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 | trick_impl!{Not, "not"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 | trick_impl!{Not, "not"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 139 | trick_impl!{And, "and"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 139 | trick_impl!{And, "and"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 139 | trick_impl!{And, "and"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 | trick_impl!{Or, "or"}
[INFO] [stdout]     | --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 | trick_impl!{Or, "or"}
[INFO] [stdout]     | --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 | trick_impl!{Or, "or"}
[INFO] [stdout]     | --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 | trick_impl!{Xor, "xor"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 | trick_impl!{Xor, "xor"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 | trick_impl!{Xor, "xor"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 | trick_impl!{Nor, "nor"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 | trick_impl!{Nor, "nor"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 | trick_impl!{Nor, "nor"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 143 | trick_impl!{Nand, "nand"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 143 | trick_impl!{Nand, "nand"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 143 | trick_impl!{Nand, "nand"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 144 | trick_impl!{Exc, "exc"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 144 | trick_impl!{Exc, "exc"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 144 | trick_impl!{Exc, "exc"}
[INFO] [stdout]     | ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 | trick_impl!{Nrexc, "nrexc"}
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 | trick_impl!{Nrexc, "nrexc"}
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 | trick_impl!{Nrexc, "nrexc"}
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 | trick_impl!{Rexc, "rexc"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 | trick_impl!{Rexc, "rexc"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 | trick_impl!{Rexc, "rexc"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:50
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 | trick_impl!{Nexc, "nexc"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:65
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 | trick_impl!{Nexc, "nexc"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/display.rs:41:86
[INFO] [stdout]     |
[INFO] [stdout]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 | trick_impl!{Nexc, "nexc"}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "66b1c39d869d63e9bd4e8e1334f26231352b71f5b18ea64871ca82aa7430c534", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66b1c39d869d63e9bd4e8e1334f26231352b71f5b18ea64871ca82aa7430c534", kill_on_drop: false }`
[INFO] [stdout] 66b1c39d869d63e9bd4e8e1334f26231352b71f5b18ea64871ca82aa7430c534
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cf306a17ec42c00ab98d75348c716d3f4ad8bcbd43c5ccb2fda2ec4ac39aacad
[INFO] running `Command { std: "docker" "start" "-a" "cf306a17ec42c00ab98d75348c716d3f4ad8bcbd43c5ccb2fda2ec4ac39aacad", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]  --> src/constrain.rs:8:23
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn i_force(&self, I) -> Self::Lift;
[INFO] [stderr]   |                       ^ help: try naming the parameter or explicitly ignoring it: `_: I`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stderr]   = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/display.rs:93:39
[INFO] [stderr]    |
[INFO] [stderr] 93 |         let co = unsafe {transmute::<&TrickDisplay, &Display>(&self.co)};
[INFO] [stderr]    |                                       ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 93 |         let co = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.co)};
[INFO] [stderr]    |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/display.rs:93:54
[INFO] [stderr]    |
[INFO] [stderr] 93 |         let co = unsafe {transmute::<&TrickDisplay, &Display>(&self.co)};
[INFO] [stderr]    |                                                      ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 93 |         let co = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.co)};
[INFO] [stderr]    |                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/display.rs:94:39
[INFO] [stderr]    |
[INFO] [stderr] 94 |         let tr = unsafe {transmute::<&TrickDisplay, &Display>(&self.tr)};
[INFO] [stderr]    |                                       ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 94 |         let tr = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.tr)};
[INFO] [stderr]    |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/display.rs:94:54
[INFO] [stderr]    |
[INFO] [stderr] 94 |         let tr = unsafe {transmute::<&TrickDisplay, &Display>(&self.tr)};
[INFO] [stderr]    |                                                      ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 94 |         let tr = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.tr)};
[INFO] [stderr]    |                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/display.rs:95:39
[INFO] [stderr]    |
[INFO] [stderr] 95 |         let fa = unsafe {transmute::<&TrickDisplay, &Display>(&self.fa)};
[INFO] [stderr]    |                                       ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 95 |         let fa = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.fa)};
[INFO] [stderr]    |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/display.rs:95:54
[INFO] [stderr]    |
[INFO] [stderr] 95 |         let fa = unsafe {transmute::<&TrickDisplay, &Display>(&self.fa)};
[INFO] [stderr]    |                                                      ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 95 |         let fa = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.fa)};
[INFO] [stderr]    |                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/display.rs:99:42
[INFO] [stderr]    |
[INFO] [stderr] 99 |             let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i)};
[INFO] [stderr]    |                                          ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 99 |             let i = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.i)};
[INFO] [stderr]    |                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/display.rs:99:57
[INFO] [stderr]    |
[INFO] [stderr] 99 |             let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i)};
[INFO] [stderr]    |                                                         ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 99 |             let i = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.i)};
[INFO] [stderr]    |                                                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:116:39
[INFO] [stderr]     |
[INFO] [stderr] 116 |         let co = unsafe {transmute::<&TrickDisplay, &Display>(&self.co)};
[INFO] [stderr]     |                                       ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 116 |         let co = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.co)};
[INFO] [stderr]     |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:116:54
[INFO] [stderr]     |
[INFO] [stderr] 116 |         let co = unsafe {transmute::<&TrickDisplay, &Display>(&self.co)};
[INFO] [stderr]     |                                                      ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 116 |         let co = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.co)};
[INFO] [stderr]     |                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:117:39
[INFO] [stderr]     |
[INFO] [stderr] 117 |         let tr = unsafe {transmute::<&TrickDisplay, &Display>(&self.tr)};
[INFO] [stderr]     |                                       ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 117 |         let tr = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.tr)};
[INFO] [stderr]     |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:117:54
[INFO] [stderr]     |
[INFO] [stderr] 117 |         let tr = unsafe {transmute::<&TrickDisplay, &Display>(&self.tr)};
[INFO] [stderr]     |                                                      ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 117 |         let tr = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.tr)};
[INFO] [stderr]     |                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:118:39
[INFO] [stderr]     |
[INFO] [stderr] 118 |         let fa = unsafe {transmute::<&TrickDisplay, &Display>(&self.fa)};
[INFO] [stderr]     |                                       ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 118 |         let fa = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.fa)};
[INFO] [stderr]     |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:118:54
[INFO] [stderr]     |
[INFO] [stderr] 118 |         let fa = unsafe {transmute::<&TrickDisplay, &Display>(&self.fa)};
[INFO] [stderr]     |                                                      ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 118 |         let fa = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.fa)};
[INFO] [stderr]     |                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:122:42
[INFO] [stderr]     |
[INFO] [stderr] 122 |             let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i)};
[INFO] [stderr]     |                                          ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 122 |             let i = unsafe {transmute::<&dyn TrickDisplay, &Display>(&self.i)};
[INFO] [stderr]     |                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:122:57
[INFO] [stderr]     |
[INFO] [stderr] 122 |             let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i)};
[INFO] [stderr]     |                                                         ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 122 |             let i = unsafe {transmute::<&TrickDisplay, &dyn Display>(&self.i)};
[INFO] [stderr]     |                                                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:81:50
[INFO] [stderr]     |
[INFO] [stderr]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 128 | trick_impl!{LtK k, "(< {})"}
[INFO] [stderr]     | ---------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:81:65
[INFO] [stderr]     |
[INFO] [stderr]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                 ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 128 | trick_impl!{LtK k, "(< {})"}
[INFO] [stderr]     | ---------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:81:86
[INFO] [stderr]     |
[INFO] [stderr]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 128 | trick_impl!{LtK k, "(< {})"}
[INFO] [stderr]     | ---------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:81:50
[INFO] [stderr]     |
[INFO] [stderr]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 129 | trick_impl!{EqK k, "(= {})"}
[INFO] [stderr]     | ---------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:81:65
[INFO] [stderr]     |
[INFO] [stderr]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                 ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 129 | trick_impl!{EqK k, "(= {})"}
[INFO] [stderr]     | ---------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:81:86
[INFO] [stderr]     |
[INFO] [stderr]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 129 | trick_impl!{EqK k, "(= {})"}
[INFO] [stderr]     | ---------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:81:50
[INFO] [stderr]     |
[INFO] [stderr]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 130 | trick_impl!{GeK k, "(>= {})"}
[INFO] [stderr]     | ----------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:81:65
[INFO] [stderr]     |
[INFO] [stderr]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                 ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 130 | trick_impl!{GeK k, "(>= {})"}
[INFO] [stderr]     | ----------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:81:86
[INFO] [stderr]     |
[INFO] [stderr]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 130 | trick_impl!{GeK k, "(>= {})"}
[INFO] [stderr]     | ----------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:81:50
[INFO] [stderr]     |
[INFO] [stderr]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 131 | trick_impl!{AddK k, "add({})"}
[INFO] [stderr]     | ------------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:81:65
[INFO] [stderr]     |
[INFO] [stderr]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                 ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 131 | trick_impl!{AddK k, "add({})"}
[INFO] [stderr]     | ------------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:81:86
[INFO] [stderr]     |
[INFO] [stderr]  81 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 131 | trick_impl!{AddK k, "add({})"}
[INFO] [stderr]     | ------------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:61:50
[INFO] [stderr]     |
[INFO] [stderr]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 132 | trick_impl!{Even t, "even"}
[INFO] [stderr]     | --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:61:65
[INFO] [stderr]     |
[INFO] [stderr]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                 ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 132 | trick_impl!{Even t, "even"}
[INFO] [stderr]     | --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:61:86
[INFO] [stderr]     |
[INFO] [stderr]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 132 | trick_impl!{Even t, "even"}
[INFO] [stderr]     | --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:61:50
[INFO] [stderr]     |
[INFO] [stderr]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 133 | trick_impl!{Odd t, "odd"}
[INFO] [stderr]     | ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:61:65
[INFO] [stderr]     |
[INFO] [stderr]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                 ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 133 | trick_impl!{Odd t, "odd"}
[INFO] [stderr]     | ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:61:86
[INFO] [stderr]     |
[INFO] [stderr]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 133 | trick_impl!{Odd t, "odd"}
[INFO] [stderr]     | ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:61:50
[INFO] [stderr]     |
[INFO] [stderr]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 134 | trick_impl!{False1 t, "false_1"}
[INFO] [stderr]     | -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:61:65
[INFO] [stderr]     |
[INFO] [stderr]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                 ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 134 | trick_impl!{False1 t, "false_1"}
[INFO] [stderr]     | -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:61:86
[INFO] [stderr]     |
[INFO] [stderr]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 134 | trick_impl!{False1 t, "false_1"}
[INFO] [stderr]     | -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:61:50
[INFO] [stderr]     |
[INFO] [stderr]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 135 | trick_impl!{Eq t, "eq"}
[INFO] [stderr]     | ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:61:65
[INFO] [stderr]     |
[INFO] [stderr]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                 ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 135 | trick_impl!{Eq t, "eq"}
[INFO] [stderr]     | ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:61:86
[INFO] [stderr]     |
[INFO] [stderr]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 135 | trick_impl!{Eq t, "eq"}
[INFO] [stderr]     | ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:61:50
[INFO] [stderr]     |
[INFO] [stderr]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 136 | trick_impl!{Add t, "add"}
[INFO] [stderr]     | ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:61:65
[INFO] [stderr]     |
[INFO] [stderr]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                 ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 136 | trick_impl!{Add t, "add"}
[INFO] [stderr]     | ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:61:86
[INFO] [stderr]     |
[INFO] [stderr]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 136 | trick_impl!{Add t, "add"}
[INFO] [stderr]     | ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:61:50
[INFO] [stderr]     |
[INFO] [stderr]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 137 | trick_impl!{Id t, "id"}
[INFO] [stderr]     | ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:61:65
[INFO] [stderr]     |
[INFO] [stderr]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                 ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 137 | trick_impl!{Id t, "id"}
[INFO] [stderr]     | ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:61:86
[INFO] [stderr]     |
[INFO] [stderr]  61 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 137 | trick_impl!{Id t, "id"}
[INFO] [stderr]     | ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:50
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 138 | trick_impl!{Not, "not"}
[INFO] [stderr]     | ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:65
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                 ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 138 | trick_impl!{Not, "not"}
[INFO] [stderr]     | ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:86
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 138 | trick_impl!{Not, "not"}
[INFO] [stderr]     | ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:50
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 139 | trick_impl!{And, "and"}
[INFO] [stderr]     | ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:65
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                 ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 139 | trick_impl!{And, "and"}
[INFO] [stderr]     | ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:86
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 139 | trick_impl!{And, "and"}
[INFO] [stderr]     | ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:50
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 140 | trick_impl!{Or, "or"}
[INFO] [stderr]     | --------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:65
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                 ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 140 | trick_impl!{Or, "or"}
[INFO] [stderr]     | --------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:86
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 140 | trick_impl!{Or, "or"}
[INFO] [stderr]     | --------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:50
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 141 | trick_impl!{Xor, "xor"}
[INFO] [stderr]     | ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:65
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                 ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 141 | trick_impl!{Xor, "xor"}
[INFO] [stderr]     | ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:86
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 141 | trick_impl!{Xor, "xor"}
[INFO] [stderr]     | ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:50
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 142 | trick_impl!{Nor, "nor"}
[INFO] [stderr]     | ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:65
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                 ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 142 | trick_impl!{Nor, "nor"}
[INFO] [stderr]     | ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:86
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 142 | trick_impl!{Nor, "nor"}
[INFO] [stderr]     | ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:50
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 143 | trick_impl!{Nand, "nand"}
[INFO] [stderr]     | ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:65
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                 ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 143 | trick_impl!{Nand, "nand"}
[INFO] [stderr]     | ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:86
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 143 | trick_impl!{Nand, "nand"}
[INFO] [stderr]     | ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:50
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 144 | trick_impl!{Exc, "exc"}
[INFO] [stderr]     | ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:65
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                 ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 144 | trick_impl!{Exc, "exc"}
[INFO] [stderr]     | ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:86
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 144 | trick_impl!{Exc, "exc"}
[INFO] [stderr]     | ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:50
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 145 | trick_impl!{Nrexc, "nrexc"}
[INFO] [stderr]     | --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:65
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                 ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 145 | trick_impl!{Nrexc, "nrexc"}
[INFO] [stderr]     | --------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:86
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stdout] 
[INFO] [stderr]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stdout] running 1 test
[INFO] [stderr] ...
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr] 145 | trick_impl!{Nrexc, "nrexc"}
[INFO] [stdout] 
[INFO] [stderr]     | --------------------------- in this macro invocation
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:50
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 146 | trick_impl!{Rexc, "rexc"}
[INFO] [stderr]     | ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:65
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                 ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 146 | trick_impl!{Rexc, "rexc"}
[INFO] [stderr]     | ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:86
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 146 | trick_impl!{Rexc, "rexc"}
[INFO] [stderr]     | ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:50
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 147 | trick_impl!{Nexc, "nexc"}
[INFO] [stderr]     | ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:65
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                 ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 147 | trick_impl!{Nexc, "nexc"}
[INFO] [stderr]     | ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/display.rs:41:86
[INFO] [stderr]     |
[INFO] [stderr]  41 |                     let i = unsafe {transmute::<&TrickDisplay, &Display>(&self.i as &TrickDisplay)};
[INFO] [stderr]     |                                                                                      ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 147 | trick_impl!{Nexc, "nexc"}
[INFO] [stderr]     | ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `trick_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `path_semantics_std` (lib) generated 77 warnings (run `cargo fix --lib -p path_semantics_std` to apply 17 suggestions)
[INFO] [stderr] warning: `path_semantics_std` (lib test) generated 77 warnings (77 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/path_semantics_std-3238df565a1b169c)
[INFO] [stderr]    Doc-tests path_semantics_std
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 37) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 8) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 22) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 28) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 37) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `Not` in this scope
[INFO] [stdout]   --> src/lib.rs:38:10
[INFO] [stdout]    |
[INFO] [stdout] 38 | let res: Not = add.i((even, odd)).path(even).ex_path();
[INFO] [stdout]    |          ^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 37 + use std::ops::Not;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `add` in this scope
[INFO] [stdout]   --> src/lib.rs:38:16
[INFO] [stdout]    |
[INFO] [stdout] 38 | let res: Not = add.i((even, odd)).path(even).ex_path();
[INFO] [stdout]    |                ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `even` in this scope
[INFO] [stdout]   --> src/lib.rs:38:23
[INFO] [stdout]    |
[INFO] [stdout] 38 | let res: Not = add.i((even, odd)).path(even).ex_path();
[INFO] [stdout]    |                       ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `odd` in this scope
[INFO] [stdout]   --> src/lib.rs:38:29
[INFO] [stdout]    |
[INFO] [stdout] 38 | let res: Not = add.i((even, odd)).path(even).ex_path();
[INFO] [stdout]    |                             ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `even` in this scope
[INFO] [stdout]   --> src/lib.rs:38:40
[INFO] [stdout]    |
[INFO] [stdout] 38 | let res: Not = add.i((even, odd)).path(even).ex_path();
[INFO] [stdout]    |                                        ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 8) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `Add` in this scope
[INFO] [stdout]   --> src/lib.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | let add: Add<u32> = Add::default();
[INFO] [stdout]    |          ^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout]  8 + use std::ops::Add;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Add` in this scope
[INFO] [stdout]   --> src/lib.rs:11:21
[INFO] [stdout]    |
[INFO] [stdout] 11 | let add: Add<u32> = Add::default();
[INFO] [stdout]    |                     ^^^ use of undeclared type `Add`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout]  8 + use std::ops::Add;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Even` in this scope
[INFO] [stdout]   --> src/lib.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | let even: Even<u32> = Even::default();
[INFO] [stdout]    |           ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Even` in this scope
[INFO] [stdout]   --> src/lib.rs:12:23
[INFO] [stdout]    |
[INFO] [stdout] 12 | let even: Even<u32> = Even::default();
[INFO] [stdout]    |                       ^^^^ use of undeclared type `Even`
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 | let path: Eq<bool> = add.path(even);
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 | let path: dyn Eq<bool> = add.path(even);
[INFO] [stdout]    |           +++
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: trait takes 0 generic arguments but 1 generic argument was supplied
[INFO] [stdout]   --> src/lib.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 | let path: Eq<bool> = add.path(even);
[INFO] [stdout]    |           ^^------ help: remove the unnecessary generics
[INFO] [stdout]    |           |
[INFO] [stdout]    |           expected 0 generic arguments
[INFO] [stdout] 
[INFO] [stdout] error[E0038]: the trait `Eq` is not dyn compatible
[INFO] [stdout]   --> src/lib.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 | let path: Eq<bool> = add.path(even);
[INFO] [stdout]    |           ^^^^^^^^ `Eq` is not dyn compatible
[INFO] [stdout]    |
[INFO] [stdout] note: for a trait to be dyn compatible it needs to allow building a vtable
[INFO] [stdout]       for more information, visit <https://doc.rust-lang.org/reference/items/traits.html#dyn-compatibility>
[INFO] [stdout]   --> /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/cmp.rs:338:20
[INFO] [stdout]    |
[INFO] [stdout]    = note: the trait is not dyn compatible because it uses `Self` as a type parameter
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0038, E0107, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0038`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 22) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `Add` in this scope
[INFO] [stdout]   --> src/lib.rs:23:22
[INFO] [stdout]    |
[INFO] [stdout] 23 | let path: Eq<bool> = Add::<u32>::default().path(Even::default());
[INFO] [stdout]    |                      ^^^ use of undeclared type `Add`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 22 + use std::ops::Add;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:23:11
[INFO] [stdout]    |
[INFO] [stdout] 23 | let path: Eq<bool> = Add::<u32>::default().path(Even::default());
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 23 | let path: dyn Eq<bool> = Add::<u32>::default().path(Even::default());
[INFO] [stdout]    |           +++
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: trait takes 0 generic arguments but 1 generic argument was supplied
[INFO] [stdout]   --> src/lib.rs:23:11
[INFO] [stdout]    |
[INFO] [stdout] 23 | let path: Eq<bool> = Add::<u32>::default().path(Even::default());
[INFO] [stdout]    |           ^^------ help: remove the unnecessary generics
[INFO] [stdout]    |           |
[INFO] [stdout]    |           expected 0 generic arguments
[INFO] [stdout] 
[INFO] [stdout] error[E0038]: the trait `Eq` is not dyn compatible
[INFO] [stdout]   --> src/lib.rs:23:11
[INFO] [stdout]    |
[INFO] [stdout] 23 | let path: Eq<bool> = Add::<u32>::default().path(Even::default());
[INFO] [stdout]    |           ^^^^^^^^ `Eq` is not dyn compatible
[INFO] [stdout]    |
[INFO] [stdout] note: for a trait to be dyn compatible it needs to allow building a vtable
[INFO] [stdout]       for more information, visit <https://doc.rust-lang.org/reference/items/traits.html#dyn-compatibility>
[INFO] [stdout]   --> /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/cmp.rs:338:20
[INFO] [stdout]    |
[INFO] [stdout]    = note: the trait is not dyn compatible because it uses `Self` as a type parameter
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Even` in this scope
[INFO] [stdout]   --> src/lib.rs:23:49
[INFO] [stdout]    |
[INFO] [stdout] 23 | let path: Eq<bool> = Add::<u32>::default().path(Even::default());
[INFO] [stdout]    |                                                 ^^^^ use of undeclared type `Even`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0038, E0107, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0038`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 28) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `Id` in this scope
[INFO] [stdout]   --> src/lib.rs:29:21
[INFO] [stdout]    |
[INFO] [stdout] 29 | let path: Eq<bool, (Id<bool>, Not)> = add.i((even, odd)).path(even);
[INFO] [stdout]    |                     ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Not` in this scope
[INFO] [stdout]   --> src/lib.rs:29:31
[INFO] [stdout]    |
[INFO] [stdout] 29 | let path: Eq<bool, (Id<bool>, Not)> = add.i((even, odd)).path(even);
[INFO] [stdout]    |                               ^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 28 + use std::ops::Not;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `add` in this scope
[INFO] [stdout]   --> src/lib.rs:29:39
[INFO] [stdout]    |
[INFO] [stdout] 29 | let path: Eq<bool, (Id<bool>, Not)> = add.i((even, odd)).path(even);
[INFO] [stdout]    |                                       ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `even` in this scope
[INFO] [stdout]   --> src/lib.rs:29:46
[INFO] [stdout]    |
[INFO] [stdout] 29 | let path: Eq<bool, (Id<bool>, Not)> = add.i((even, odd)).path(even);
[INFO] [stdout]    |                                              ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `odd` in this scope
[INFO] [stdout]   --> src/lib.rs:29:52
[INFO] [stdout]    |
[INFO] [stdout] 29 | let path: Eq<bool, (Id<bool>, Not)> = add.i((even, odd)).path(even);
[INFO] [stdout]    |                                                    ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `even` in this scope
[INFO] [stdout]   --> src/lib.rs:29:63
[INFO] [stdout]    |
[INFO] [stdout] 29 | let path: Eq<bool, (Id<bool>, Not)> = add.i((even, odd)).path(even);
[INFO] [stdout]    |                                                               ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:29:11
[INFO] [stdout]    |
[INFO] [stdout] 29 | let path: Eq<bool, (Id<bool>, Not)> = add.i((even, odd)).path(even);
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 29 | let path: dyn Eq<bool, (Id<bool>, Not)> = add.i((even, odd)).path(even);
[INFO] [stdout]    |           +++
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: trait takes 0 generic arguments but 2 generic arguments were supplied
[INFO] [stdout]   --> src/lib.rs:29:11
[INFO] [stdout]    |
[INFO] [stdout] 29 | let path: Eq<bool, (Id<bool>, Not)> = add.i((even, odd)).path(even);
[INFO] [stdout]    |           ^^----------------------- help: remove the unnecessary generics
[INFO] [stdout]    |           |
[INFO] [stdout]    |           expected 0 generic arguments
[INFO] [stdout] 
[INFO] [stdout] error[E0038]: the trait `Eq` is not dyn compatible
[INFO] [stdout]   --> src/lib.rs:29:11
[INFO] [stdout]    |
[INFO] [stdout] 29 | let path: Eq<bool, (Id<bool>, Not)> = add.i((even, odd)).path(even);
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^ `Eq` is not dyn compatible
[INFO] [stdout]    |
[INFO] [stdout] note: for a trait to be dyn compatible it needs to allow building a vtable
[INFO] [stdout]       for more information, visit <https://doc.rust-lang.org/reference/items/traits.html#dyn-compatibility>
[INFO] [stdout]   --> /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/cmp.rs:338:20
[INFO] [stdout]    |
[INFO] [stdout]    = note: the trait is not dyn compatible because it uses `Self` as a type parameter
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0038, E0107, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0038`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 22)
[INFO] [stdout]     src/lib.rs - (line 28)
[INFO] [stdout]     src/lib.rs - (line 37)
[INFO] [stdout]     src/lib.rs - (line 8)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "cf306a17ec42c00ab98d75348c716d3f4ad8bcbd43c5ccb2fda2ec4ac39aacad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf306a17ec42c00ab98d75348c716d3f4ad8bcbd43c5ccb2fda2ec4ac39aacad", kill_on_drop: false }`
[INFO] [stdout] cf306a17ec42c00ab98d75348c716d3f4ad8bcbd43c5ccb2fda2ec4ac39aacad
