{"ast_node_type":"other","tokens":[{"end":93,"kind":"keyword","start":0,"text":"Canonicalizer::canonicalize_param_env(delegate,"}]}
            Canonicalizer::canonicalize_param_env(delegate, variables, input.goal.param_env);
        let (param_env, variable_lookup_table, var_kinds) =
        // Then canonicalize the rest of the input without keeping `'static`