[INFO] fetching crate better-as 0.2.0...
[INFO] checking better-as-0.2.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate better-as 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate better-as 0.2.0
[INFO] finished tweaking crates.io crate better-as 0.2.0
[INFO] tweaked toml for crates.io crate better-as 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate better-as 0.2.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e61048ee0d36907d81016470455284e6160d3b7a5c1c30da1a1ab74d8f09cd9c
[INFO] running `Command { std: "docker" "start" "-a" "e61048ee0d36907d81016470455284e6160d3b7a5c1c30da1a1ab74d8f09cd9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e61048ee0d36907d81016470455284e6160d3b7a5c1c30da1a1ab74d8f09cd9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e61048ee0d36907d81016470455284e6160d3b7a5c1c30da1a1ab74d8f09cd9c", kill_on_drop: false }`
[INFO] [stdout] e61048ee0d36907d81016470455284e6160d3b7a5c1c30da1a1ab74d8f09cd9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54935eef179ccdcfce527f443a091986bb0a4bd7971c3920b4206d22f8b859da
[INFO] running `Command { std: "docker" "start" "-a" "54935eef179ccdcfce527f443a091986bb0a4bd7971c3920b4206d22f8b859da", kill_on_drop: false }`
[INFO] [stderr]     Checking better-as v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<u8, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 201 |   checked_cast!(u8 => u8     : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u8, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 201 | checked_cast!(u8 => u8     : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u16, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 202 |   checked_cast!(u8 => u16    : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u16, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 | checked_cast!(u8 => u16    : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 203 |   checked_cast!(u8 => u32    : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 203 | checked_cast!(u8 => u32    : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 204 |   checked_cast!(u8 => u64    : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 | checked_cast!(u8 => u64    : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 205 |   checked_cast!(u8 => u128   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 205 | checked_cast!(u8 => u128   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i16, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 207 |   checked_cast!(u8 => i16    : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i16, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | checked_cast!(u8 => i16    : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 208 |   checked_cast!(u8 => i32    : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | checked_cast!(u8 => i32    : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 209 |   checked_cast!(u8 => i64    : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | checked_cast!(u8 => i64    : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 210 |   checked_cast!(u8 => i128   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | checked_cast!(u8 => i128   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 211 |   checked_cast!(u8 => usize  : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | checked_cast!(u8 => usize  : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<isize, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 212 |   checked_cast!(u8 => isize  : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<isize, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 | checked_cast!(u8 => isize  : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f32, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 213 |   checked_cast!(u8 => f32    : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f32, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | checked_cast!(u8 => f32    : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 214 |   checked_cast!(u8 => f64    : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 214 | checked_cast!(u8 => f64    : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u16, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 218 |   checked_cast!(u16 => u16   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u16, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 | checked_cast!(u16 => u16   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 219 |   checked_cast!(u16 => u32   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 | checked_cast!(u16 => u32   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 220 |   checked_cast!(u16 => u64   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 | checked_cast!(u16 => u64   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 221 |   checked_cast!(u16 => u128  : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | checked_cast!(u16 => u128  : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 224 |   checked_cast!(u16 => i32   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 224 | checked_cast!(u16 => i32   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 225 |   checked_cast!(u16 => i64   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 225 | checked_cast!(u16 => i64   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 226 |   checked_cast!(u16 => i128  : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 226 | checked_cast!(u16 => i128  : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 227 |   checked_cast!(u16 => usize : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 227 | checked_cast!(u16 => usize : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f32, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 229 |   checked_cast!(u16 => f32   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f32, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 229 | checked_cast!(u16 => f32   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 230 |   checked_cast!(u16 => f64   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 230 | checked_cast!(u16 => f64   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 235 |   checked_cast!(u32 => u32   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 | checked_cast!(u32 => u32   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 236 |   checked_cast!(u32 => u64   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 236 | checked_cast!(u32 => u64   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 237 |   checked_cast!(u32 => u128  : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 237 | checked_cast!(u32 => u128  : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 241 |   checked_cast!(u32 => i64   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 | checked_cast!(u32 => i64   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 242 |   checked_cast!(u32 => i128  : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 242 | checked_cast!(u32 => i128  : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 250 |   checked_cast!(u64 => u64   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 250 | checked_cast!(u64 => u64   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 251 |   checked_cast!(u64 => u128  : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 251 | checked_cast!(u64 => u128  : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 256 |   checked_cast!(u64 => i128  : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 256 | checked_cast!(u64 => i128  : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 265 |   checked_cast!(u128 => u128  : infallible  );
[INFO] [stdout]     |   ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 265 | checked_cast!(u128 => u128  : infallible  );
[INFO] [stdout]     | ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i8, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 280 |   checked_cast!(i8 => i8     : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i8, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 280 | checked_cast!(i8 => i8     : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i16, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 281 |   checked_cast!(i8 => i16    : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i16, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 281 | checked_cast!(i8 => i16    : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 282 |   checked_cast!(i8 => i32    : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 282 | checked_cast!(i8 => i32    : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 283 |   checked_cast!(i8 => i64    : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 283 | checked_cast!(i8 => i64    : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 284 |   checked_cast!(i8 => i128   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 284 | checked_cast!(i8 => i128   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<isize, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 286 |   checked_cast!(i8 => isize  : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<isize, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 286 | checked_cast!(i8 => isize  : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f32, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 287 |   checked_cast!(i8 => f32   : infallible  );
[INFO] [stdout]     |   ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f32, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 287 | checked_cast!(i8 => f32   : infallible  );
[INFO] [stdout]     | ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 288 |   checked_cast!(i8 => f64   : infallible  );
[INFO] [stdout]     |   ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 288 | checked_cast!(i8 => f64   : infallible  );
[INFO] [stdout]     | ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i16, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 297 |   checked_cast!(i16 => i16   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i16, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 297 | checked_cast!(i16 => i16   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 298 |   checked_cast!(i16 => i32   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 298 | checked_cast!(i16 => i32   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 299 |   checked_cast!(i16 => i64   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 299 | checked_cast!(i16 => i64   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 300 |   checked_cast!(i16 => i128  : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 300 | checked_cast!(i16 => i128  : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<isize, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 302 |   checked_cast!(i16 => isize : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `better-as` (lib) due to 116 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<isize, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 302 | checked_cast!(i16 => isize : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<f32, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 303 |   checked_cast!(i16 => f32   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f32, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 303 | checked_cast!(i16 => f32   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 304 |   checked_cast!(i16 => f64   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 304 | checked_cast!(i16 => f64   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 314 |   checked_cast!(i32 => i32   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 314 | checked_cast!(i32 => i32   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 315 |   checked_cast!(i32 => i64   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 315 | checked_cast!(i32 => i64   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 316 |   checked_cast!(i32 => i128  : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 316 | checked_cast!(i32 => i128  : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 329 |   checked_cast!(i64 => i64   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 329 | checked_cast!(i64 => i64   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 330 |   checked_cast!(i64 => i128  : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 330 | checked_cast!(i64 => i128  : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 344 |   checked_cast!(i128 => i128 : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 344 | checked_cast!(i128 => i128 : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 359 |   checked_cast!(usize => usize: infallible                                         );
[INFO] [stdout]     |   ---------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 359 | checked_cast!(usize => usize: infallible                                         );
[INFO] [stdout]     | ---------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<isize, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 374 |   checked_cast!(isize => isize: infallible                                         );
[INFO] [stdout]     |   ---------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<isize, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 374 | checked_cast!(isize => isize: infallible                                         );
[INFO] [stdout]     | ---------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f32, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 381 |   checked_cast!(f32 => f32: infallible);
[INFO] [stdout]     |   ------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f32, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 381 | checked_cast!(f32 => f32: infallible);
[INFO] [stdout]     | ------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 382 |   checked_cast!(f32 => f64: infallible);
[INFO] [stdout]     |   ------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 382 | checked_cast!(f32 => f64: infallible);
[INFO] [stdout]     | ------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 389 |   checked_cast!(f64 => f64: infallible);
[INFO] [stdout]     |   ------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 389 | checked_cast!(f64 => f64: infallible);
[INFO] [stdout]     | ------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u8, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 201 |   checked_cast!(u8 => u8     : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u8, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 201 | checked_cast!(u8 => u8     : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u16, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 202 |   checked_cast!(u8 => u16    : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u16, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 | checked_cast!(u8 => u16    : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 203 |   checked_cast!(u8 => u32    : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 203 | checked_cast!(u8 => u32    : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 204 |   checked_cast!(u8 => u64    : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 | checked_cast!(u8 => u64    : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 205 |   checked_cast!(u8 => u128   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 205 | checked_cast!(u8 => u128   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i16, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 207 |   checked_cast!(u8 => i16    : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i16, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | checked_cast!(u8 => i16    : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 208 |   checked_cast!(u8 => i32    : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | checked_cast!(u8 => i32    : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 209 |   checked_cast!(u8 => i64    : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | checked_cast!(u8 => i64    : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 210 |   checked_cast!(u8 => i128   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | checked_cast!(u8 => i128   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 211 |   checked_cast!(u8 => usize  : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | checked_cast!(u8 => usize  : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<isize, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 212 |   checked_cast!(u8 => isize  : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<isize, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 | checked_cast!(u8 => isize  : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f32, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 213 |   checked_cast!(u8 => f32    : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f32, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | checked_cast!(u8 => f32    : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 214 |   checked_cast!(u8 => f64    : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 214 | checked_cast!(u8 => f64    : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u16, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 218 |   checked_cast!(u16 => u16   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u16, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 | checked_cast!(u16 => u16   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 219 |   checked_cast!(u16 => u32   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 | checked_cast!(u16 => u32   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 220 |   checked_cast!(u16 => u64   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 | checked_cast!(u16 => u64   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 221 |   checked_cast!(u16 => u128  : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | checked_cast!(u16 => u128  : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 224 |   checked_cast!(u16 => i32   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 224 | checked_cast!(u16 => i32   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 225 |   checked_cast!(u16 => i64   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 225 | checked_cast!(u16 => i64   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 226 |   checked_cast!(u16 => i128  : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 226 | checked_cast!(u16 => i128  : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 227 |   checked_cast!(u16 => usize : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 227 | checked_cast!(u16 => usize : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f32, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 229 |   checked_cast!(u16 => f32   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f32, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 229 | checked_cast!(u16 => f32   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 230 |   checked_cast!(u16 => f64   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 230 | checked_cast!(u16 => f64   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 235 |   checked_cast!(u32 => u32   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 | checked_cast!(u32 => u32   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 236 |   checked_cast!(u32 => u64   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 236 | checked_cast!(u32 => u64   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 237 |   checked_cast!(u32 => u128  : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 237 | checked_cast!(u32 => u128  : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 241 |   checked_cast!(u32 => i64   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 | checked_cast!(u32 => i64   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 242 |   checked_cast!(u32 => i128  : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 242 | checked_cast!(u32 => i128  : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 250 |   checked_cast!(u64 => u64   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 250 | checked_cast!(u64 => u64   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 251 |   checked_cast!(u64 => u128  : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 251 | checked_cast!(u64 => u128  : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 256 |   checked_cast!(u64 => i128  : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 256 | checked_cast!(u64 => i128  : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 265 |   checked_cast!(u128 => u128  : infallible  );
[INFO] [stdout]     |   ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 265 | checked_cast!(u128 => u128  : infallible  );
[INFO] [stdout]     | ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i8, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 280 |   checked_cast!(i8 => i8     : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i8, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 280 | checked_cast!(i8 => i8     : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i16, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 281 |   checked_cast!(i8 => i16    : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i16, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 281 | checked_cast!(i8 => i16    : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 282 |   checked_cast!(i8 => i32    : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 282 | checked_cast!(i8 => i32    : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 283 |   checked_cast!(i8 => i64    : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 283 | checked_cast!(i8 => i64    : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 284 |   checked_cast!(i8 => i128   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 284 | checked_cast!(i8 => i128   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<isize, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 286 |   checked_cast!(i8 => isize  : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<isize, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 286 | checked_cast!(i8 => isize  : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f32, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 287 |   checked_cast!(i8 => f32   : infallible  );
[INFO] [stdout]     |   ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f32, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 287 | checked_cast!(i8 => f32   : infallible  );
[INFO] [stdout]     | ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 288 |   checked_cast!(i8 => f64   : infallible  );
[INFO] [stdout]     |   ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 288 | checked_cast!(i8 => f64   : infallible  );
[INFO] [stdout]     | ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i16, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 297 |   checked_cast!(i16 => i16   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i16, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 297 | checked_cast!(i16 => i16   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 298 |   checked_cast!(i16 => i32   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 298 | checked_cast!(i16 => i32   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 299 |   checked_cast!(i16 => i64   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 299 | checked_cast!(i16 => i64   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 300 |   checked_cast!(i16 => i128  : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 300 | checked_cast!(i16 => i128  : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `better-as` (lib test) due to 116 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<isize, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 302 |   checked_cast!(i16 => isize : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<isize, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 302 | checked_cast!(i16 => isize : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f32, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 303 |   checked_cast!(i16 => f32   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f32, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 303 | checked_cast!(i16 => f32   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 304 |   checked_cast!(i16 => f64   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 304 | checked_cast!(i16 => f64   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 314 |   checked_cast!(i32 => i32   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 314 | checked_cast!(i32 => i32   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 315 |   checked_cast!(i32 => i64   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 315 | checked_cast!(i32 => i64   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 316 |   checked_cast!(i32 => i128  : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 316 | checked_cast!(i32 => i128  : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 329 |   checked_cast!(i64 => i64   : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 329 | checked_cast!(i64 => i64   : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 330 |   checked_cast!(i64 => i128  : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 330 | checked_cast!(i64 => i128  : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 344 |   checked_cast!(i128 => i128 : infallible  );
[INFO] [stdout]     |   ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 344 | checked_cast!(i128 => i128 : infallible  );
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 359 |   checked_cast!(usize => usize: infallible                                         );
[INFO] [stdout]     |   ---------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 359 | checked_cast!(usize => usize: infallible                                         );
[INFO] [stdout]     | ---------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<isize, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 374 |   checked_cast!(isize => isize: infallible                                         );
[INFO] [stdout]     |   ---------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<isize, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 374 | checked_cast!(isize => isize: infallible                                         );
[INFO] [stdout]     | ---------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f32, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 381 |   checked_cast!(f32 => f32: infallible);
[INFO] [stdout]     |   ------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f32, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 381 | checked_cast!(f32 => f32: infallible);
[INFO] [stdout]     | ------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 382 |   checked_cast!(f32 => f64: infallible);
[INFO] [stdout]     |   ------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 382 | checked_cast!(f32 => f64: infallible);
[INFO] [stdout]     | ------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/number.rs:133:64
[INFO] [stdout]     |
[INFO] [stdout] 133 |               fn checked_cast(self) -> Result<$rhs, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 134 | |                 Ok(self as $rhs)
[INFO] [stdout] 135 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] ...
[INFO] [stdout] 389 |   checked_cast!(f64 => f64: infallible);
[INFO] [stdout]     |   ------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/number.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 Ok(self as $rhs)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 389 | checked_cast!(f64 => f64: infallible);
[INFO] [stdout]     | ------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `checked_cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "54935eef179ccdcfce527f443a091986bb0a4bd7971c3920b4206d22f8b859da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54935eef179ccdcfce527f443a091986bb0a4bd7971c3920b4206d22f8b859da", kill_on_drop: false }`
[INFO] [stdout] 54935eef179ccdcfce527f443a091986bb0a4bd7971c3920b4206d22f8b859da
