Fix forward compatibility of panicking #1436
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The panic macro will change in edition2021 such that it is consistent between core and std. Currently, only one permits a single formattable value as the only argument. Instead, it will work more like write and format itself. This also means that format itself is unnecessary. Fixed like it should be suggested for: rust-lang/rust#82110
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The panic macro will change in edition2021 such that it is consistent
between core and std. Currently, only one permits a single formattable
value as the only argument. Instead, it will work more like write and
format itself. This also means that format itself is unnecessary.
Fixed like it should be suggested for: rust-lang/rust#82110