/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/seq-pthread/cs_stack-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 09:17:20,746 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 09:17:20,749 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 09:17:20,810 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 09:17:20,811 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 09:17:20,815 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 09:17:20,819 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 09:17:20,828 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 09:17:20,831 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 09:17:20,839 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 09:17:20,841 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 09:17:20,843 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 09:17:20,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 09:17:20,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 09:17:20,850 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 09:17:20,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 09:17:20,853 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 09:17:20,857 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 09:17:20,866 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 09:17:20,874 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 09:17:20,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 09:17:20,879 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 09:17:20,880 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 09:17:20,883 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 09:17:20,892 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 09:17:20,893 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 09:17:20,893 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 09:17:20,896 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 09:17:20,897 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 09:17:20,898 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 09:17:20,898 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 09:17:20,899 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 09:17:20,902 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 09:17:20,903 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 09:17:20,905 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 09:17:20,905 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 09:17:20,906 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 09:17:20,907 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 09:17:20,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 09:17:20,909 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 09:17:20,910 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 09:17:20,911 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 09:17:20,970 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 09:17:20,970 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 09:17:20,974 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 09:17:20,975 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 09:17:20,975 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 09:17:20,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 09:17:20,975 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 09:17:20,976 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 09:17:20,976 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 09:17:20,976 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 09:17:20,978 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 09:17:20,991 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 09:17:20,991 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 09:17:20,992 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 09:17:20,992 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 09:17:20,992 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 09:17:20,993 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 09:17:20,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 09:17:20,993 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 09:17:20,993 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 09:17:20,993 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 09:17:20,994 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 09:17:20,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 09:17:20,994 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 09:17:20,994 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 09:17:20,994 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 09:17:21,375 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 09:17:21,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 09:17:21,429 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 09:17:21,430 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 09:17:21,431 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 09:17:21,432 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_stack-2.i [2020-12-22 09:17:21,519 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2a9f799f/f07d5bb4661a472a8f2497dd97ed0499/FLAGc8971199b [2020-12-22 09:17:22,271 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 09:17:22,272 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_stack-2.i [2020-12-22 09:17:22,315 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2a9f799f/f07d5bb4661a472a8f2497dd97ed0499/FLAGc8971199b [2020-12-22 09:17:22,506 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2a9f799f/f07d5bb4661a472a8f2497dd97ed0499 [2020-12-22 09:17:22,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 09:17:22,515 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 09:17:22,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 09:17:22,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 09:17:22,524 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 09:17:22,526 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 09:17:22" (1/1) ... [2020-12-22 09:17:22,528 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@296f62e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:17:22, skipping insertion in model container [2020-12-22 09:17:22,528 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 09:17:22" (1/1) ... [2020-12-22 09:17:22,537 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 09:17:22,617 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 09:17:23,165 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_stack-2.i[34556,34569] [2020-12-22 09:17:23,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 09:17:23,356 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 09:17:23,396 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_stack-2.i[34556,34569] [2020-12-22 09:17:23,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 09:17:23,675 INFO L208 MainTranslator]: Completed translation [2020-12-22 09:17:23,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:17:23 WrapperNode [2020-12-22 09:17:23,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 09:17:23,679 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 09:17:23,679 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 09:17:23,679 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 09:17:23,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:17:23" (1/1) ... [2020-12-22 09:17:23,757 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:17:23" (1/1) ... [2020-12-22 09:17:23,974 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 09:17:23,975 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 09:17:23,975 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 09:17:23,975 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 09:17:23,989 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:17:23" (1/1) ... [2020-12-22 09:17:23,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:17:23" (1/1) ... [2020-12-22 09:17:24,021 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:17:23" (1/1) ... [2020-12-22 09:17:24,022 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:17:23" (1/1) ... [2020-12-22 09:17:24,105 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:17:23" (1/1) ... [2020-12-22 09:17:24,137 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:17:23" (1/1) ... [2020-12-22 09:17:24,155 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:17:23" (1/1) ... [2020-12-22 09:17:24,179 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 09:17:24,181 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 09:17:24,182 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 09:17:24,182 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 09:17:24,183 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:17:23" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 09:17:24,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 09:17:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-22 09:17:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-22 09:17:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-22 09:17:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-22 09:17:24,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-22 09:17:24,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-22 09:17:24,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 09:17:24,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 09:17:24,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 09:17:24,768 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,770 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,774 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,775 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,776 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,777 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,779 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,779 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,785 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,787 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,789 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,791 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,792 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,792 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,801 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,803 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,805 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,805 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,806 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,807 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,808 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,808 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,812 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,814 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,815 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,816 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,817 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,817 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,824 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,825 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,827 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,827 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,828 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,829 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,829 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,830 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,834 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,835 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,837 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,838 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,839 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:24,840 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:17:30,471 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##203: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,471 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##202: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,471 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1282: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,472 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1283: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,472 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1275: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,472 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1276: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,472 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1261: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,472 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1262: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,473 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##254: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,473 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##253: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,473 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##261: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,473 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##260: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,473 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1238: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,474 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1239: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,474 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1224: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,474 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1225: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,474 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##217: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,474 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##216: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,474 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1217: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,475 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1218: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,475 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##239: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,475 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##240: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,475 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-14: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,476 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-17: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,476 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-23: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,476 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-24: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,476 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-25: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,476 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-26: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,477 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-29: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,477 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-30: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,477 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-31: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,477 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-32: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,477 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-45: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,478 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-48: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,478 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-12: assume 0 != ~__CS_ret~0 % 256;get_top_#res := 0; [2020-12-22 09:17:30,478 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-12: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,478 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-15: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-12-22 09:17:30,478 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-15: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,479 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-54: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,479 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-57: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,479 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-58: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,479 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-21: assume 0 != ~__CS_ret~0 % 256;get_top_#res := 0; [2020-12-22 09:17:30,479 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-21: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,480 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-59: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,480 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-22: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-12-22 09:17:30,480 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-22: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,480 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-60: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,480 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-23: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-12-22 09:17:30,481 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-23: assume !(0 != ~__CS_ret~0 % 256);pop_#res := 0; [2020-12-22 09:17:30,481 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-24: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-12-22 09:17:30,481 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-24: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,481 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-27: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:17:30,481 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-27: assume !(0 != ~__CS_ret~0 % 256);havoc __CS_cs_#t~nondet33, __CS_cs_#t~nondet34, __CS_cs_#t~ite35, __CS_cs_~k~0;__CS_cs_~k~0 := __CS_cs_#t~nondet33;havoc __CS_cs_#t~nondet33;assume_abort_if_not_#in~cond := (if ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; [2020-12-22 09:17:30,482 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-28: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:17:30,482 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-28: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,482 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-29: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:17:30,482 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-29: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,482 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-30: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:17:30,482 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-30: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,483 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L3-42: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,483 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L3-42: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,483 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L3-48: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,483 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L3-48: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,483 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-79: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,484 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-42: assume 0 != ~__CS_ret~0 % 256;push_#res := 0; [2020-12-22 09:17:30,484 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-42: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,484 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-82: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,484 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-45: assume 0 != ~__CS_ret~0 % 256;get_top_#res := 0; [2020-12-22 09:17:30,484 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-45: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,485 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-88: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,485 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-51: assume 0 != ~__CS_ret~0 % 256;push_#res := 0; [2020-12-22 09:17:30,485 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-51: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,485 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-89: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,485 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-90: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,486 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-91: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,486 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-54: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:17:30,486 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-54: assume !(0 != ~__CS_ret~0 % 256);havoc __CS_cs_#t~nondet33, __CS_cs_#t~nondet34, __CS_cs_#t~ite35, __CS_cs_~k~0;__CS_cs_~k~0 := __CS_cs_#t~nondet33;havoc __CS_cs_#t~nondet33;assume_abort_if_not_#in~cond := (if ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; [2020-12-22 09:17:30,486 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-55: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:17:30,486 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-55: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,487 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-56: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:17:30,487 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-56: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,487 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-94: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,487 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-57: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:17:30,487 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-57: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,488 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-95: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,488 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-96: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,488 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-97: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,488 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-110: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,488 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-74: assume 0 != ~__CS_ret~0 % 256;get_top_#res := 0; [2020-12-22 09:17:30,489 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-74: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,489 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-113: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,489 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-77: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-12-22 09:17:30,489 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-77: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,489 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-119: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,490 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-83: assume 0 != ~__CS_ret~0 % 256;get_top_#res := 0; [2020-12-22 09:17:30,490 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-83: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,490 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-84: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-12-22 09:17:30,490 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-84: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,490 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-122: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,491 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L3-92: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,491 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L3-92: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,491 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-85: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-12-22 09:17:30,491 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-85: assume !(0 != ~__CS_ret~0 % 256);pop_#res := 0; [2020-12-22 09:17:30,491 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-123: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,491 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-86: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-12-22 09:17:30,492 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-86: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,492 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-124: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,492 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-125: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,492 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-89: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:17:30,492 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-89: assume !(0 != ~__CS_ret~0 % 256);havoc __CS_cs_#t~nondet33, __CS_cs_#t~nondet34, __CS_cs_#t~ite35, __CS_cs_~k~0;__CS_cs_~k~0 := __CS_cs_#t~nondet33;havoc __CS_cs_#t~nondet33;assume_abort_if_not_#in~cond := (if ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; [2020-12-22 09:17:30,492 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-90: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:17:30,493 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-90: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,493 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-91: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:17:30,493 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-91: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,493 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-92: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:17:30,493 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-92: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,494 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-104: assume 0 != ~__CS_ret~0 % 256;push_#res := 0; [2020-12-22 09:17:30,494 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-104: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,494 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-144: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,494 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-107: assume 0 != ~__CS_ret~0 % 256;get_top_#res := 0; [2020-12-22 09:17:30,494 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-107: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,494 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-147: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,495 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-113: assume 0 != ~__CS_ret~0 % 256;push_#res := 0; [2020-12-22 09:17:30,495 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-113: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,495 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-153: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,495 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-116: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:17:30,495 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-116: assume !(0 != ~__CS_ret~0 % 256);havoc __CS_cs_#t~nondet33, __CS_cs_#t~nondet34, __CS_cs_#t~ite35, __CS_cs_~k~0;__CS_cs_~k~0 := __CS_cs_#t~nondet33;havoc __CS_cs_#t~nondet33;assume_abort_if_not_#in~cond := (if ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; [2020-12-22 09:17:30,496 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-154: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,496 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-117: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:17:30,496 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-117: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,496 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-155: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,496 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-118: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:17:30,497 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-118: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,497 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-156: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,497 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-119: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:17:30,497 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-119: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,497 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-159: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,498 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-160: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,498 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-161: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,498 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-162: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,498 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-136: assume 0 != ~__CS_ret~0 % 256;get_top_#res := 0; [2020-12-22 09:17:30,498 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-136: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,498 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L3-144: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,499 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L3-144: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,499 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-175: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,499 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-139: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-12-22 09:17:30,499 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-139: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,499 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1174: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,500 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-178: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,500 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1175: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,500 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L3-150: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,500 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L3-150: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,500 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-145: assume 0 != ~__CS_ret~0 % 256;get_top_#res := 0; [2020-12-22 09:17:30,501 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-145: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,501 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-146: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-12-22 09:17:30,501 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-146: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,501 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-184: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,501 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-147: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-12-22 09:17:30,501 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-147: assume !(0 != ~__CS_ret~0 % 256);pop_#res := 0; [2020-12-22 09:17:30,502 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-148: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-12-22 09:17:30,502 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-148: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,502 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-187: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,502 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-188: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,502 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-151: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:17:30,503 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-151: assume !(0 != ~__CS_ret~0 % 256);havoc __CS_cs_#t~nondet33, __CS_cs_#t~nondet34, __CS_cs_#t~ite35, __CS_cs_~k~0;__CS_cs_~k~0 := __CS_cs_#t~nondet33;havoc __CS_cs_#t~nondet33;assume_abort_if_not_#in~cond := (if ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; [2020-12-22 09:17:30,503 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-189: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,503 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-152: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:17:30,503 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-152: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,503 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L2-190: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:17:30,503 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-153: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:17:30,504 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-153: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,504 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-154: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:17:30,504 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-154: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,504 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-166: assume 0 != ~__CS_ret~0 % 256;push_#res := 0; [2020-12-22 09:17:30,504 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-166: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,504 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-169: assume 0 != ~__CS_ret~0 % 256;get_top_#res := 0; [2020-12-22 09:17:30,505 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-169: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,505 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-175: assume 0 != ~__CS_ret~0 % 256;push_#res := 0; [2020-12-22 09:17:30,505 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-175: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,505 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-178: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:17:30,505 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-178: assume !(0 != ~__CS_ret~0 % 256);havoc __CS_cs_#t~nondet33, __CS_cs_#t~nondet34, __CS_cs_#t~ite35, __CS_cs_~k~0;__CS_cs_~k~0 := __CS_cs_#t~nondet33;havoc __CS_cs_#t~nondet33;assume_abort_if_not_#in~cond := (if ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; [2020-12-22 09:17:30,506 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-179: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:17:30,506 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-179: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,506 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-180: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:17:30,506 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-180: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,506 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-181: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:17:30,506 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L796-181: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:17:30,507 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L3-194: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,507 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L3-194: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,507 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-36: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,507 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-36: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,507 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-38: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,507 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-45: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,508 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-45: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,508 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-47: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,508 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1151: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,508 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1152: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,508 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-63: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,508 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-63: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,509 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-65: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,509 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-66: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,509 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-66: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,509 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-68: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,509 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-69: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,510 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-69: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,510 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-71: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,510 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-72: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,510 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-72: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,510 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-74: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,510 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-81: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,511 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-81: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,511 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-83: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,511 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-84: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,511 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-84: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,511 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L3-246: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,512 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L3-246: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,512 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-86: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,512 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-87: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,512 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-87: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,512 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-89: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,512 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-90: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,513 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-90: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,513 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L3-252: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,513 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L3-252: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,513 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-92: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,513 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-126: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,514 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-126: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,514 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-128: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,514 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L3-296: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,514 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L3-296: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,514 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-135: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,514 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-135: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,515 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-137: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,515 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-153: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,515 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-153: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,515 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-155: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,515 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-162: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,515 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-162: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,516 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-164: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,516 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-165: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,516 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-165: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,516 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-167: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,516 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-168: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,517 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-168: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,517 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-170: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,517 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-171: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,517 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-171: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,517 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-173: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,517 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-222: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,518 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-222: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,518 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-224: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,518 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-231: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,518 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-231: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,518 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-233: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,519 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-249: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,519 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-249: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,519 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-251: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,519 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-252: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,519 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-252: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,519 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-254: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,520 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-255: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,520 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-255: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,520 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-257: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,520 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-258: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,520 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-258: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,520 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-260: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,521 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-267: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,521 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-267: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,521 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-269: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,521 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-270: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,521 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-270: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,521 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-272: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,522 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-273: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,522 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-273: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,522 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-275: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,522 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-276: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,522 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-276: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,522 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-278: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,523 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-312: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,523 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-312: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,523 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-314: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,523 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-321: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,523 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-321: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,524 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-323: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,524 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-339: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,524 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-339: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,524 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-341: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,524 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-348: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,524 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-348: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,525 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-350: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,525 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-351: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,525 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-351: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,525 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-353: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,525 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-354: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,525 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-354: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,526 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-356: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,526 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-357: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,526 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-357: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,526 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-359: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,526 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-408: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,526 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-408: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,527 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-410: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,527 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-417: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,527 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-417: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,527 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-419: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,527 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-435: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,527 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-435: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,528 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-437: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,528 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-438: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,528 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-438: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,528 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-440: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,528 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-441: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,528 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-441: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,529 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-443: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,529 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-444: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,529 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-444: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,529 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-446: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,529 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-453: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,529 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-453: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,530 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-455: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,530 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-456: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,530 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-456: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,530 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-458: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,530 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-459: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,531 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-459: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,531 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-461: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,531 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-462: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,531 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-462: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,531 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-464: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,531 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-498: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,532 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-498: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,532 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-500: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,532 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-507: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,532 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-507: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,532 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-509: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,532 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-525: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,532 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-525: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,533 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-527: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,533 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-534: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,533 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-534: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,533 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-536: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,533 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-537: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,534 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-537: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,534 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-539: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,534 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-540: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,534 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-540: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,534 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-542: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,534 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-543: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:17:30,535 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-543: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:17:30,535 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-545: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:17:30,535 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##385: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,535 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##384: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,535 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##363: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,535 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##362: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,536 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##427: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,536 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##426: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,536 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##449: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,536 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##450: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,536 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##463: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,536 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##464: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,537 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##470: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,537 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##471: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,537 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##664: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,537 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##663: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,537 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##641: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,537 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##640: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,538 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##765: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,538 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##771: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,538 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##772: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,538 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##728: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,538 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##727: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,538 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##751: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,539 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##750: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,539 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##764: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,539 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##706: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,539 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##707: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,539 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##713: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,539 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##714: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,540 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##896: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,540 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##895: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,540 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##874: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,540 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##873: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,540 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1406: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,541 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1407: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,541 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L986-2: havoc __CS_cs_#t~nondet33, __CS_cs_#t~nondet34, __CS_cs_#t~ite35, __CS_cs_~k~0;__CS_cs_~k~0 := __CS_cs_#t~nondet33;havoc __CS_cs_#t~nondet33;assume_abort_if_not_#in~cond := (if ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; [2020-12-22 09:17:30,541 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L986-5: havoc __CS_cs_#t~nondet33, __CS_cs_#t~nondet34, __CS_cs_#t~ite35, __CS_cs_~k~0;__CS_cs_~k~0 := __CS_cs_#t~nondet33;havoc __CS_cs_#t~nondet33;assume_abort_if_not_#in~cond := (if ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; [2020-12-22 09:17:30,541 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L986-8: havoc __CS_cs_#t~nondet33, __CS_cs_#t~nondet34, __CS_cs_#t~ite35, __CS_cs_~k~0;__CS_cs_~k~0 := __CS_cs_#t~nondet33;havoc __CS_cs_#t~nondet33;assume_abort_if_not_#in~cond := (if ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; [2020-12-22 09:17:30,541 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1492: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,541 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1493: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,542 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1485: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,542 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1486: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,542 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1471: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,542 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1472: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,542 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1448: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,542 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1449: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,543 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##975: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,543 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##974: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,543 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##982: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,543 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##981: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,543 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##937: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,544 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##938: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,544 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##961: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,544 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##960: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,544 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##195: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,544 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##196: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,544 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##129: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,545 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1384: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,545 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1385: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,545 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##130: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,545 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##153: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:17:30,545 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##152: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:17:30,567 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 09:17:30,567 INFO L299 CfgBuilder]: Removed 934 assume(true) statements. [2020-12-22 09:17:30,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 09:17:30 BoogieIcfgContainer [2020-12-22 09:17:30,571 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 09:17:30,572 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 09:17:30,572 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 09:17:30,576 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 09:17:30,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 09:17:22" (1/3) ... [2020-12-22 09:17:30,577 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fb6bb0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 09:17:30, skipping insertion in model container [2020-12-22 09:17:30,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:17:23" (2/3) ... [2020-12-22 09:17:30,578 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fb6bb0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 09:17:30, skipping insertion in model container [2020-12-22 09:17:30,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 09:17:30" (3/3) ... [2020-12-22 09:17:30,580 INFO L111 eAbstractionObserver]: Analyzing ICFG cs_stack-2.i [2020-12-22 09:17:30,587 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 09:17:30,593 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-22 09:17:30,613 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-22 09:17:30,647 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 09:17:30,648 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 09:17:30,648 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 09:17:30,648 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 09:17:30,648 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 09:17:30,648 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 09:17:30,648 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 09:17:30,649 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 09:17:30,682 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states. [2020-12-22 09:17:30,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-22 09:17:30,698 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:17:30,699 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:17:30,699 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:17:30,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:17:30,706 INFO L82 PathProgramCache]: Analyzing trace with hash 593865951, now seen corresponding path program 1 times [2020-12-22 09:17:30,717 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:17:30,717 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764782536] [2020-12-22 09:17:30,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:17:31,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:17:31,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 09:17:31,149 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764782536] [2020-12-22 09:17:31,149 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:17:31,150 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 09:17:31,150 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076231643] [2020-12-22 09:17:31,155 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 09:17:31,156 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:17:31,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 09:17:31,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 09:17:31,174 INFO L87 Difference]: Start difference. First operand 907 states. Second operand 2 states. [2020-12-22 09:17:31,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:17:31,268 INFO L93 Difference]: Finished difference Result 1806 states and 2818 transitions. [2020-12-22 09:17:31,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 09:17:31,270 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 38 [2020-12-22 09:17:31,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:17:31,303 INFO L225 Difference]: With dead ends: 1806 [2020-12-22 09:17:31,304 INFO L226 Difference]: Without dead ends: 903 [2020-12-22 09:17:31,312 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 09:17:31,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 903 states. [2020-12-22 09:17:31,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 903 to 903. [2020-12-22 09:17:31,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 903 states. [2020-12-22 09:17:31,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 903 states and 1247 transitions. [2020-12-22 09:17:31,451 INFO L78 Accepts]: Start accepts. Automaton has 903 states and 1247 transitions. Word has length 38 [2020-12-22 09:17:31,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:17:31,451 INFO L481 AbstractCegarLoop]: Abstraction has 903 states and 1247 transitions. [2020-12-22 09:17:31,451 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 09:17:31,452 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1247 transitions. [2020-12-22 09:17:31,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-22 09:17:31,460 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:17:31,460 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:17:31,461 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 09:17:31,461 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:17:31,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:17:31,465 INFO L82 PathProgramCache]: Analyzing trace with hash -183559737, now seen corresponding path program 1 times [2020-12-22 09:17:31,465 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:17:31,466 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399118679] [2020-12-22 09:17:31,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:17:31,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:17:31,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 09:17:31,820 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399118679] [2020-12-22 09:17:31,820 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:17:31,820 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 09:17:31,820 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9102081] [2020-12-22 09:17:31,822 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 09:17:31,822 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:17:31,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 09:17:31,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 09:17:31,823 INFO L87 Difference]: Start difference. First operand 903 states and 1247 transitions. Second operand 4 states. [2020-12-22 09:17:32,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:17:32,020 INFO L93 Difference]: Finished difference Result 1760 states and 2427 transitions. [2020-12-22 09:17:32,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 09:17:32,020 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2020-12-22 09:17:32,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:17:32,033 INFO L225 Difference]: With dead ends: 1760 [2020-12-22 09:17:32,033 INFO L226 Difference]: Without dead ends: 1702 [2020-12-22 09:17:32,037 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 09:17:32,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1702 states. [2020-12-22 09:17:32,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1702 to 1696. [2020-12-22 09:17:32,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1696 states. [2020-12-22 09:17:32,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 1696 states and 2331 transitions. [2020-12-22 09:17:32,112 INFO L78 Accepts]: Start accepts. Automaton has 1696 states and 2331 transitions. Word has length 38 [2020-12-22 09:17:32,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:17:32,112 INFO L481 AbstractCegarLoop]: Abstraction has 1696 states and 2331 transitions. [2020-12-22 09:17:32,112 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 09:17:32,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 2331 transitions. [2020-12-22 09:17:32,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-22 09:17:32,121 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:17:32,122 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:17:32,122 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 09:17:32,122 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:17:32,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:17:32,124 INFO L82 PathProgramCache]: Analyzing trace with hash -11498885, now seen corresponding path program 1 times [2020-12-22 09:17:32,125 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:17:32,125 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507655248] [2020-12-22 09:17:32,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:17:32,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:17:32,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 09:17:32,460 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507655248] [2020-12-22 09:17:32,461 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:17:32,461 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 09:17:32,461 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582336885] [2020-12-22 09:17:32,462 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 09:17:32,463 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:17:32,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 09:17:32,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 09:17:32,465 INFO L87 Difference]: Start difference. First operand 1696 states and 2331 transitions. Second operand 4 states. [2020-12-22 09:17:34,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:17:34,808 INFO L93 Difference]: Finished difference Result 2988 states and 4075 transitions. [2020-12-22 09:17:34,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 09:17:34,813 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 75 [2020-12-22 09:17:34,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:17:34,841 INFO L225 Difference]: With dead ends: 2988 [2020-12-22 09:17:34,841 INFO L226 Difference]: Without dead ends: 2642 [2020-12-22 09:17:34,847 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 09:17:34,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2642 states. [2020-12-22 09:17:34,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2642 to 2345. [2020-12-22 09:17:34,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2345 states. [2020-12-22 09:17:34,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 2345 states and 3238 transitions. [2020-12-22 09:17:34,933 INFO L78 Accepts]: Start accepts. Automaton has 2345 states and 3238 transitions. Word has length 75 [2020-12-22 09:17:34,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:17:34,933 INFO L481 AbstractCegarLoop]: Abstraction has 2345 states and 3238 transitions. [2020-12-22 09:17:34,934 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 09:17:34,934 INFO L276 IsEmpty]: Start isEmpty. Operand 2345 states and 3238 transitions. [2020-12-22 09:17:34,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-22 09:17:34,939 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:17:34,939 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:17:34,939 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 09:17:34,939 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:17:34,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:17:34,940 INFO L82 PathProgramCache]: Analyzing trace with hash 1833028378, now seen corresponding path program 1 times [2020-12-22 09:17:34,940 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:17:34,940 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198134809] [2020-12-22 09:17:34,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:17:34,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:17:35,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 09:17:35,171 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198134809] [2020-12-22 09:17:35,171 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:17:35,171 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 09:17:35,171 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515765092] [2020-12-22 09:17:35,172 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 09:17:35,172 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:17:35,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 09:17:35,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 09:17:35,173 INFO L87 Difference]: Start difference. First operand 2345 states and 3238 transitions. Second operand 4 states. [2020-12-22 09:17:37,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:17:37,445 INFO L93 Difference]: Finished difference Result 3326 states and 4533 transitions. [2020-12-22 09:17:37,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 09:17:37,448 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 75 [2020-12-22 09:17:37,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:17:37,460 INFO L225 Difference]: With dead ends: 3326 [2020-12-22 09:17:37,460 INFO L226 Difference]: Without dead ends: 2319 [2020-12-22 09:17:37,463 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 09:17:37,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2319 states. [2020-12-22 09:17:37,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2319 to 2018. [2020-12-22 09:17:37,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2018 states. [2020-12-22 09:17:37,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2018 states to 2018 states and 2775 transitions. [2020-12-22 09:17:37,553 INFO L78 Accepts]: Start accepts. Automaton has 2018 states and 2775 transitions. Word has length 75 [2020-12-22 09:17:37,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:17:37,555 INFO L481 AbstractCegarLoop]: Abstraction has 2018 states and 2775 transitions. [2020-12-22 09:17:37,556 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 09:17:37,556 INFO L276 IsEmpty]: Start isEmpty. Operand 2018 states and 2775 transitions. [2020-12-22 09:17:37,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-22 09:17:37,561 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:17:37,562 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:17:37,562 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 09:17:37,562 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:17:37,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:17:37,563 INFO L82 PathProgramCache]: Analyzing trace with hash -2141043269, now seen corresponding path program 1 times [2020-12-22 09:17:37,563 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:17:37,563 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303069313] [2020-12-22 09:17:37,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:17:37,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:17:37,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 09:17:37,783 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303069313] [2020-12-22 09:17:37,784 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:17:37,785 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 09:17:37,785 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294533335] [2020-12-22 09:17:37,787 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 09:17:37,787 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:17:37,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 09:17:37,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 09:17:37,788 INFO L87 Difference]: Start difference. First operand 2018 states and 2775 transitions. Second operand 3 states. [2020-12-22 09:17:38,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:17:38,028 INFO L93 Difference]: Finished difference Result 3767 states and 5150 transitions. [2020-12-22 09:17:38,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 09:17:38,029 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 75 [2020-12-22 09:17:38,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:17:38,041 INFO L225 Difference]: With dead ends: 3767 [2020-12-22 09:17:38,041 INFO L226 Difference]: Without dead ends: 2227 [2020-12-22 09:17:38,045 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 09:17:38,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2227 states. [2020-12-22 09:17:38,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2227 to 1962. [2020-12-22 09:17:38,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1962 states. [2020-12-22 09:17:38,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1962 states and 2693 transitions. [2020-12-22 09:17:38,100 INFO L78 Accepts]: Start accepts. Automaton has 1962 states and 2693 transitions. Word has length 75 [2020-12-22 09:17:38,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:17:38,100 INFO L481 AbstractCegarLoop]: Abstraction has 1962 states and 2693 transitions. [2020-12-22 09:17:38,100 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 09:17:38,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2693 transitions. [2020-12-22 09:17:38,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-22 09:17:38,104 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:17:38,105 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:17:38,105 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 09:17:38,105 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:17:38,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:17:38,106 INFO L82 PathProgramCache]: Analyzing trace with hash -1939219335, now seen corresponding path program 1 times [2020-12-22 09:17:38,106 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:17:38,107 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869452539] [2020-12-22 09:17:38,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:17:38,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:17:38,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 09:17:38,379 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869452539] [2020-12-22 09:17:38,379 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:17:38,380 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 09:17:38,380 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488542012] [2020-12-22 09:17:38,380 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 09:17:38,381 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:17:38,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 09:17:38,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-22 09:17:38,382 INFO L87 Difference]: Start difference. First operand 1962 states and 2693 transitions. Second operand 4 states. [2020-12-22 09:17:38,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:17:38,768 INFO L93 Difference]: Finished difference Result 4444 states and 6058 transitions. [2020-12-22 09:17:38,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 09:17:38,769 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 75 [2020-12-22 09:17:38,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:17:38,786 INFO L225 Difference]: With dead ends: 4444 [2020-12-22 09:17:38,786 INFO L226 Difference]: Without dead ends: 3226 [2020-12-22 09:17:38,789 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-22 09:17:38,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3226 states. [2020-12-22 09:17:38,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3226 to 2473. [2020-12-22 09:17:38,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2473 states. [2020-12-22 09:17:38,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2473 states to 2473 states and 3396 transitions. [2020-12-22 09:17:38,867 INFO L78 Accepts]: Start accepts. Automaton has 2473 states and 3396 transitions. Word has length 75 [2020-12-22 09:17:38,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:17:38,867 INFO L481 AbstractCegarLoop]: Abstraction has 2473 states and 3396 transitions. [2020-12-22 09:17:38,867 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 09:17:38,867 INFO L276 IsEmpty]: Start isEmpty. Operand 2473 states and 3396 transitions. [2020-12-22 09:17:38,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-22 09:17:38,871 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:17:38,872 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:17:38,872 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-22 09:17:38,872 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:17:38,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:17:38,872 INFO L82 PathProgramCache]: Analyzing trace with hash -1495318661, now seen corresponding path program 1 times [2020-12-22 09:17:38,873 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:17:38,873 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124730021] [2020-12-22 09:17:38,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:17:39,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:17:40,288 WARN L197 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 42 [2020-12-22 09:17:40,541 WARN L197 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 48 [2020-12-22 09:17:40,821 WARN L197 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 53 [2020-12-22 09:17:41,087 WARN L197 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 45 [2020-12-22 09:17:41,398 WARN L197 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 55 [2020-12-22 09:17:41,706 WARN L197 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 59 [2020-12-22 09:17:41,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 09:17:41,971 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124730021] [2020-12-22 09:17:41,971 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:17:41,971 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-12-22 09:17:41,971 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306002646] [2020-12-22 09:17:41,973 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-22 09:17:41,973 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:17:41,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-22 09:17:41,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2020-12-22 09:17:41,975 INFO L87 Difference]: Start difference. First operand 2473 states and 3396 transitions. Second operand 14 states. [2020-12-22 09:17:45,178 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2020-12-22 09:17:45,547 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2020-12-22 09:17:45,981 WARN L197 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2020-12-22 09:17:46,354 WARN L197 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 63 [2020-12-22 09:17:59,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:17:59,153 INFO L93 Difference]: Finished difference Result 4520 states and 6172 transitions. [2020-12-22 09:17:59,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-12-22 09:17:59,154 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 75 [2020-12-22 09:17:59,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:17:59,172 INFO L225 Difference]: With dead ends: 4520 [2020-12-22 09:17:59,173 INFO L226 Difference]: Without dead ends: 3886 [2020-12-22 09:17:59,175 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=96, Invalid=366, Unknown=0, NotChecked=0, Total=462 [2020-12-22 09:17:59,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3886 states. [2020-12-22 09:17:59,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3886 to 2490. [2020-12-22 09:17:59,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2490 states. [2020-12-22 09:17:59,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2490 states to 2490 states and 3418 transitions. [2020-12-22 09:17:59,269 INFO L78 Accepts]: Start accepts. Automaton has 2490 states and 3418 transitions. Word has length 75 [2020-12-22 09:17:59,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:17:59,270 INFO L481 AbstractCegarLoop]: Abstraction has 2490 states and 3418 transitions. [2020-12-22 09:17:59,270 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-22 09:17:59,270 INFO L276 IsEmpty]: Start isEmpty. Operand 2490 states and 3418 transitions. [2020-12-22 09:17:59,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-22 09:17:59,275 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:17:59,275 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:17:59,275 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-22 09:17:59,275 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:17:59,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:17:59,276 INFO L82 PathProgramCache]: Analyzing trace with hash -1454643911, now seen corresponding path program 1 times [2020-12-22 09:17:59,276 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:17:59,276 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109778127] [2020-12-22 09:17:59,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:18:01,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:18:01,770 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 41 [2020-12-22 09:18:02,006 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-12-22 09:18:02,140 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-12-22 09:18:02,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 09:18:02,262 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109778127] [2020-12-22 09:18:02,262 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:18:02,262 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-12-22 09:18:02,262 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041560721] [2020-12-22 09:18:02,263 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-22 09:18:02,263 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:18:02,264 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-22 09:18:02,264 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2020-12-22 09:18:02,264 INFO L87 Difference]: Start difference. First operand 2490 states and 3418 transitions. Second operand 11 states. [2020-12-22 09:18:04,713 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 29 [2020-12-22 09:18:05,022 WARN L197 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 52 [2020-12-22 09:18:05,541 WARN L197 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 55 [2020-12-22 09:18:10,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:18:10,282 INFO L93 Difference]: Finished difference Result 4471 states and 6101 transitions. [2020-12-22 09:18:10,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-22 09:18:10,284 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 75 [2020-12-22 09:18:10,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:18:10,301 INFO L225 Difference]: With dead ends: 4471 [2020-12-22 09:18:10,301 INFO L226 Difference]: Without dead ends: 3837 [2020-12-22 09:18:10,304 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=63, Invalid=209, Unknown=0, NotChecked=0, Total=272 [2020-12-22 09:18:10,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3837 states. [2020-12-22 09:18:10,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3837 to 2473. [2020-12-22 09:18:10,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2473 states. [2020-12-22 09:18:10,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2473 states to 2473 states and 3395 transitions. [2020-12-22 09:18:10,429 INFO L78 Accepts]: Start accepts. Automaton has 2473 states and 3395 transitions. Word has length 75 [2020-12-22 09:18:10,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:18:10,429 INFO L481 AbstractCegarLoop]: Abstraction has 2473 states and 3395 transitions. [2020-12-22 09:18:10,429 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-22 09:18:10,429 INFO L276 IsEmpty]: Start isEmpty. Operand 2473 states and 3395 transitions. [2020-12-22 09:18:10,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-12-22 09:18:10,433 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:18:10,434 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:18:10,434 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-22 09:18:10,434 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:18:10,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:18:10,435 INFO L82 PathProgramCache]: Analyzing trace with hash 654599309, now seen corresponding path program 1 times [2020-12-22 09:18:10,435 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:18:10,435 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915749461] [2020-12-22 09:18:10,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:18:10,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:18:10,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 09:18:10,555 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915749461] [2020-12-22 09:18:10,555 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:18:10,556 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 09:18:10,556 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100926051] [2020-12-22 09:18:10,556 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 09:18:10,556 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:18:10,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 09:18:10,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 09:18:10,557 INFO L87 Difference]: Start difference. First operand 2473 states and 3395 transitions. Second operand 4 states. [2020-12-22 09:18:10,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:18:10,800 INFO L93 Difference]: Finished difference Result 3356 states and 4538 transitions. [2020-12-22 09:18:10,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 09:18:10,803 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 76 [2020-12-22 09:18:10,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:18:10,815 INFO L225 Difference]: With dead ends: 3356 [2020-12-22 09:18:10,815 INFO L226 Difference]: Without dead ends: 2604 [2020-12-22 09:18:10,817 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 09:18:10,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2604 states. [2020-12-22 09:18:10,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2604 to 2251. [2020-12-22 09:18:10,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2251 states. [2020-12-22 09:18:10,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2251 states to 2251 states and 3086 transitions. [2020-12-22 09:18:10,896 INFO L78 Accepts]: Start accepts. Automaton has 2251 states and 3086 transitions. Word has length 76 [2020-12-22 09:18:10,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:18:10,897 INFO L481 AbstractCegarLoop]: Abstraction has 2251 states and 3086 transitions. [2020-12-22 09:18:10,897 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 09:18:10,897 INFO L276 IsEmpty]: Start isEmpty. Operand 2251 states and 3086 transitions. [2020-12-22 09:18:10,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-12-22 09:18:10,901 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:18:10,901 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:18:10,901 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-22 09:18:10,901 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:18:10,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:18:10,902 INFO L82 PathProgramCache]: Analyzing trace with hash -80927414, now seen corresponding path program 1 times [2020-12-22 09:18:10,902 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:18:10,902 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410761023] [2020-12-22 09:18:10,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:18:10,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:18:10,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 09:18:10,992 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410761023] [2020-12-22 09:18:10,992 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:18:10,992 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 09:18:10,992 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354992710] [2020-12-22 09:18:10,993 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 09:18:10,993 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:18:10,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 09:18:10,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 09:18:10,996 INFO L87 Difference]: Start difference. First operand 2251 states and 3086 transitions. Second operand 3 states. [2020-12-22 09:18:11,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:18:11,134 INFO L93 Difference]: Finished difference Result 3471 states and 4761 transitions. [2020-12-22 09:18:11,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 09:18:11,135 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 78 [2020-12-22 09:18:11,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:18:11,161 INFO L225 Difference]: With dead ends: 3471 [2020-12-22 09:18:11,162 INFO L226 Difference]: Without dead ends: 2261 [2020-12-22 09:18:11,165 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 09:18:11,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2261 states. [2020-12-22 09:18:11,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2261 to 2261. [2020-12-22 09:18:11,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2261 states. [2020-12-22 09:18:11,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 2261 states and 3095 transitions. [2020-12-22 09:18:11,238 INFO L78 Accepts]: Start accepts. Automaton has 2261 states and 3095 transitions. Word has length 78 [2020-12-22 09:18:11,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:18:11,239 INFO L481 AbstractCegarLoop]: Abstraction has 2261 states and 3095 transitions. [2020-12-22 09:18:11,239 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 09:18:11,239 INFO L276 IsEmpty]: Start isEmpty. Operand 2261 states and 3095 transitions. [2020-12-22 09:18:11,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-12-22 09:18:11,243 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:18:11,244 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:18:11,244 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-22 09:18:11,244 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:18:11,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:18:11,245 INFO L82 PathProgramCache]: Analyzing trace with hash 1858234632, now seen corresponding path program 1 times [2020-12-22 09:18:11,245 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:18:11,245 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185846881] [2020-12-22 09:18:11,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:18:12,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:18:13,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 09:18:13,051 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185846881] [2020-12-22 09:18:13,051 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:18:13,052 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 09:18:13,052 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510336335] [2020-12-22 09:18:13,052 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 09:18:13,052 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:18:13,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 09:18:13,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 09:18:13,053 INFO L87 Difference]: Start difference. First operand 2261 states and 3095 transitions. Second operand 5 states. [2020-12-22 09:18:17,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:18:17,122 INFO L93 Difference]: Finished difference Result 5909 states and 8031 transitions. [2020-12-22 09:18:17,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 09:18:17,123 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 78 [2020-12-22 09:18:17,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:18:17,131 INFO L225 Difference]: With dead ends: 5909 [2020-12-22 09:18:17,131 INFO L226 Difference]: Without dead ends: 3610 [2020-12-22 09:18:17,135 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-22 09:18:17,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3610 states. [2020-12-22 09:18:17,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3610 to 2903. [2020-12-22 09:18:17,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2903 states. [2020-12-22 09:18:17,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2903 states to 2903 states and 3714 transitions. [2020-12-22 09:18:17,225 INFO L78 Accepts]: Start accepts. Automaton has 2903 states and 3714 transitions. Word has length 78 [2020-12-22 09:18:17,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:18:17,226 INFO L481 AbstractCegarLoop]: Abstraction has 2903 states and 3714 transitions. [2020-12-22 09:18:17,226 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 09:18:17,226 INFO L276 IsEmpty]: Start isEmpty. Operand 2903 states and 3714 transitions. [2020-12-22 09:18:17,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-12-22 09:18:17,231 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:18:17,231 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:18:17,231 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-22 09:18:17,232 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:18:17,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:18:17,232 INFO L82 PathProgramCache]: Analyzing trace with hash 1763867782, now seen corresponding path program 1 times [2020-12-22 09:18:17,232 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:18:17,233 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398544434] [2020-12-22 09:18:17,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:18:18,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:18:18,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 09:18:18,852 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398544434] [2020-12-22 09:18:18,852 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:18:18,852 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-22 09:18:18,853 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089033384] [2020-12-22 09:18:18,853 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-22 09:18:18,853 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:18:18,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-22 09:18:18,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-12-22 09:18:18,854 INFO L87 Difference]: Start difference. First operand 2903 states and 3714 transitions. Second operand 9 states. [2020-12-22 09:18:23,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:18:23,201 INFO L93 Difference]: Finished difference Result 4288 states and 5440 transitions. [2020-12-22 09:18:23,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 09:18:23,202 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 78 [2020-12-22 09:18:23,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:18:23,210 INFO L225 Difference]: With dead ends: 4288 [2020-12-22 09:18:23,211 INFO L226 Difference]: Without dead ends: 4256 [2020-12-22 09:18:23,212 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2020-12-22 09:18:23,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4256 states. [2020-12-22 09:18:23,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4256 to 3333. [2020-12-22 09:18:23,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3333 states. [2020-12-22 09:18:23,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3333 states to 3333 states and 4279 transitions. [2020-12-22 09:18:23,334 INFO L78 Accepts]: Start accepts. Automaton has 3333 states and 4279 transitions. Word has length 78 [2020-12-22 09:18:23,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:18:23,335 INFO L481 AbstractCegarLoop]: Abstraction has 3333 states and 4279 transitions. [2020-12-22 09:18:23,335 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-22 09:18:23,335 INFO L276 IsEmpty]: Start isEmpty. Operand 3333 states and 4279 transitions. [2020-12-22 09:18:23,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-12-22 09:18:23,343 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:18:23,343 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:18:23,343 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-22 09:18:23,344 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:18:23,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:18:23,344 INFO L82 PathProgramCache]: Analyzing trace with hash -1072099958, now seen corresponding path program 1 times [2020-12-22 09:18:23,344 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:18:23,345 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948315899] [2020-12-22 09:18:23,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:18:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:18:23,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 09:18:23,953 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948315899] [2020-12-22 09:18:23,953 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:18:23,954 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-22 09:18:23,954 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111185002] [2020-12-22 09:18:23,954 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-22 09:18:23,954 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:18:23,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-22 09:18:23,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-22 09:18:23,955 INFO L87 Difference]: Start difference. First operand 3333 states and 4279 transitions. Second operand 7 states. [2020-12-22 09:18:27,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:18:27,062 INFO L93 Difference]: Finished difference Result 6041 states and 7590 transitions. [2020-12-22 09:18:27,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-22 09:18:27,063 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 88 [2020-12-22 09:18:27,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:18:27,075 INFO L225 Difference]: With dead ends: 6041 [2020-12-22 09:18:27,075 INFO L226 Difference]: Without dead ends: 5900 [2020-12-22 09:18:27,078 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 0 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2020-12-22 09:18:27,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5900 states. [2020-12-22 09:18:27,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5900 to 3441. [2020-12-22 09:18:27,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3441 states. [2020-12-22 09:18:27,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3441 states to 3441 states and 4424 transitions. [2020-12-22 09:18:27,235 INFO L78 Accepts]: Start accepts. Automaton has 3441 states and 4424 transitions. Word has length 88 [2020-12-22 09:18:27,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:18:27,235 INFO L481 AbstractCegarLoop]: Abstraction has 3441 states and 4424 transitions. [2020-12-22 09:18:27,236 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-22 09:18:27,236 INFO L276 IsEmpty]: Start isEmpty. Operand 3441 states and 4424 transitions. [2020-12-22 09:18:27,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-12-22 09:18:27,243 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:18:27,243 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:18:27,243 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-22 09:18:27,243 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:18:27,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:18:27,244 INFO L82 PathProgramCache]: Analyzing trace with hash 1120292663, now seen corresponding path program 1 times [2020-12-22 09:18:27,244 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:18:27,244 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064578103] [2020-12-22 09:18:27,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:18:29,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:18:29,805 WARN L197 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 70 [2020-12-22 09:18:30,169 WARN L197 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 69 [2020-12-22 09:18:30,546 WARN L197 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 72 [2020-12-22 09:18:30,936 WARN L197 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 74 [2020-12-22 09:18:31,434 WARN L197 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 86 [2020-12-22 09:18:31,903 WARN L197 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 79 [2020-12-22 09:18:32,244 WARN L197 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 64 [2020-12-22 09:18:32,587 WARN L197 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 62 [2020-12-22 09:18:32,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 09:18:32,716 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064578103] [2020-12-22 09:18:32,716 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:18:32,716 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-12-22 09:18:32,716 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297993879] [2020-12-22 09:18:32,717 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-22 09:18:32,717 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:18:32,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-22 09:18:32,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-12-22 09:18:32,718 INFO L87 Difference]: Start difference. First operand 3441 states and 4424 transitions. Second operand 10 states. [2020-12-22 09:18:35,165 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-12-22 09:18:35,345 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-12-22 09:18:38,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:18:38,311 INFO L93 Difference]: Finished difference Result 6282 states and 7961 transitions. [2020-12-22 09:18:38,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-22 09:18:38,312 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 89 [2020-12-22 09:18:38,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:18:38,323 INFO L225 Difference]: With dead ends: 6282 [2020-12-22 09:18:38,323 INFO L226 Difference]: Without dead ends: 5600 [2020-12-22 09:18:38,327 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2020-12-22 09:18:38,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5600 states. [2020-12-22 09:18:38,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5600 to 3441. [2020-12-22 09:18:38,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3441 states. [2020-12-22 09:18:38,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3441 states to 3441 states and 4421 transitions. [2020-12-22 09:18:38,522 INFO L78 Accepts]: Start accepts. Automaton has 3441 states and 4421 transitions. Word has length 89 [2020-12-22 09:18:38,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:18:38,523 INFO L481 AbstractCegarLoop]: Abstraction has 3441 states and 4421 transitions. [2020-12-22 09:18:38,523 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-22 09:18:38,523 INFO L276 IsEmpty]: Start isEmpty. Operand 3441 states and 4421 transitions. [2020-12-22 09:18:38,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-12-22 09:18:38,530 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:18:38,530 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:18:38,530 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-22 09:18:38,531 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:18:38,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:18:38,531 INFO L82 PathProgramCache]: Analyzing trace with hash -1559158764, now seen corresponding path program 1 times [2020-12-22 09:18:38,531 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:18:38,532 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468450543] [2020-12-22 09:18:38,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:18:38,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:18:38,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 09:18:38,611 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468450543] [2020-12-22 09:18:38,611 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:18:38,611 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 09:18:38,611 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224529019] [2020-12-22 09:18:38,612 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 09:18:38,612 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:18:38,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 09:18:38,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 09:18:38,613 INFO L87 Difference]: Start difference. First operand 3441 states and 4421 transitions. Second operand 4 states. [2020-12-22 09:18:38,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:18:38,884 INFO L93 Difference]: Finished difference Result 6756 states and 8618 transitions. [2020-12-22 09:18:38,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 09:18:38,885 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 93 [2020-12-22 09:18:38,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:18:38,894 INFO L225 Difference]: With dead ends: 6756 [2020-12-22 09:18:38,894 INFO L226 Difference]: Without dead ends: 4630 [2020-12-22 09:18:38,899 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 09:18:38,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4630 states. [2020-12-22 09:18:39,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4630 to 3465. [2020-12-22 09:18:39,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3465 states. [2020-12-22 09:18:39,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3465 states to 3465 states and 4445 transitions. [2020-12-22 09:18:39,043 INFO L78 Accepts]: Start accepts. Automaton has 3465 states and 4445 transitions. Word has length 93 [2020-12-22 09:18:39,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:18:39,043 INFO L481 AbstractCegarLoop]: Abstraction has 3465 states and 4445 transitions. [2020-12-22 09:18:39,043 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 09:18:39,043 INFO L276 IsEmpty]: Start isEmpty. Operand 3465 states and 4445 transitions. [2020-12-22 09:18:39,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-12-22 09:18:39,050 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:18:39,050 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:18:39,051 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-22 09:18:39,051 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:18:39,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:18:39,051 INFO L82 PathProgramCache]: Analyzing trace with hash 1908095091, now seen corresponding path program 1 times [2020-12-22 09:18:39,052 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:18:39,052 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969657402] [2020-12-22 09:18:39,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:18:39,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:18:39,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 09:18:39,204 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969657402] [2020-12-22 09:18:39,204 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:18:39,204 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 09:18:39,204 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445765809] [2020-12-22 09:18:39,205 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 09:18:39,205 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:18:39,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 09:18:39,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 09:18:39,205 INFO L87 Difference]: Start difference. First operand 3465 states and 4445 transitions. Second operand 5 states. [2020-12-22 09:18:41,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:18:41,769 INFO L93 Difference]: Finished difference Result 7267 states and 9250 transitions. [2020-12-22 09:18:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 09:18:41,769 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 94 [2020-12-22 09:18:41,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:18:41,784 INFO L225 Difference]: With dead ends: 7267 [2020-12-22 09:18:41,784 INFO L226 Difference]: Without dead ends: 4248 [2020-12-22 09:18:41,791 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-12-22 09:18:41,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4248 states. [2020-12-22 09:18:41,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4248 to 3613. [2020-12-22 09:18:41,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3613 states. [2020-12-22 09:18:41,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3613 states to 3613 states and 4607 transitions. [2020-12-22 09:18:41,979 INFO L78 Accepts]: Start accepts. Automaton has 3613 states and 4607 transitions. Word has length 94 [2020-12-22 09:18:41,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:18:41,979 INFO L481 AbstractCegarLoop]: Abstraction has 3613 states and 4607 transitions. [2020-12-22 09:18:41,979 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 09:18:41,979 INFO L276 IsEmpty]: Start isEmpty. Operand 3613 states and 4607 transitions. [2020-12-22 09:18:41,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-12-22 09:18:41,986 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:18:41,986 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:18:41,987 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-22 09:18:41,987 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:18:41,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:18:41,987 INFO L82 PathProgramCache]: Analyzing trace with hash 182972109, now seen corresponding path program 1 times [2020-12-22 09:18:41,988 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:18:41,988 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580011569] [2020-12-22 09:18:41,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:18:42,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:18:42,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 09:18:42,302 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580011569] [2020-12-22 09:18:42,302 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:18:42,302 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 09:18:42,302 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953710015] [2020-12-22 09:18:42,303 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 09:18:42,303 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:18:42,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 09:18:42,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-12-22 09:18:42,303 INFO L87 Difference]: Start difference. First operand 3613 states and 4607 transitions. Second operand 6 states. [2020-12-22 09:18:45,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:18:45,115 INFO L93 Difference]: Finished difference Result 5502 states and 6853 transitions. [2020-12-22 09:18:45,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 09:18:45,116 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 98 [2020-12-22 09:18:45,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:18:45,123 INFO L225 Difference]: With dead ends: 5502 [2020-12-22 09:18:45,123 INFO L226 Difference]: Without dead ends: 4597 [2020-12-22 09:18:45,126 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 0 SyntacticMatches, 3 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-22 09:18:45,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4597 states. [2020-12-22 09:18:45,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4597 to 3596. [2020-12-22 09:18:45,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3596 states. [2020-12-22 09:18:45,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3596 states to 3596 states and 4585 transitions. [2020-12-22 09:18:45,309 INFO L78 Accepts]: Start accepts. Automaton has 3596 states and 4585 transitions. Word has length 98 [2020-12-22 09:18:45,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:18:45,309 INFO L481 AbstractCegarLoop]: Abstraction has 3596 states and 4585 transitions. [2020-12-22 09:18:45,309 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 09:18:45,309 INFO L276 IsEmpty]: Start isEmpty. Operand 3596 states and 4585 transitions. [2020-12-22 09:18:45,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-12-22 09:18:45,317 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:18:45,317 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:18:45,317 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-22 09:18:45,317 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:18:45,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:18:45,318 INFO L82 PathProgramCache]: Analyzing trace with hash 1955329186, now seen corresponding path program 1 times [2020-12-22 09:18:45,318 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:18:45,318 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084967040] [2020-12-22 09:18:45,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:18:45,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:18:45,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 09:18:45,621 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084967040] [2020-12-22 09:18:45,622 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:18:45,622 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 09:18:45,622 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064749816] [2020-12-22 09:18:45,622 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 09:18:45,622 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:18:45,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 09:18:45,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-12-22 09:18:45,623 INFO L87 Difference]: Start difference. First operand 3596 states and 4585 transitions. Second operand 6 states. [2020-12-22 09:18:48,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:18:48,358 INFO L93 Difference]: Finished difference Result 5320 states and 6612 transitions. [2020-12-22 09:18:48,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 09:18:48,360 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 99 [2020-12-22 09:18:48,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:18:48,368 INFO L225 Difference]: With dead ends: 5320 [2020-12-22 09:18:48,368 INFO L226 Difference]: Without dead ends: 4257 [2020-12-22 09:18:48,371 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 0 SyntacticMatches, 3 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-22 09:18:48,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4257 states. [2020-12-22 09:18:48,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4257 to 3256. [2020-12-22 09:18:48,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3256 states. [2020-12-22 09:18:48,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3256 states to 3256 states and 4144 transitions. [2020-12-22 09:18:48,576 INFO L78 Accepts]: Start accepts. Automaton has 3256 states and 4144 transitions. Word has length 99 [2020-12-22 09:18:48,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:18:48,577 INFO L481 AbstractCegarLoop]: Abstraction has 3256 states and 4144 transitions. [2020-12-22 09:18:48,577 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 09:18:48,577 INFO L276 IsEmpty]: Start isEmpty. Operand 3256 states and 4144 transitions. [2020-12-22 09:18:48,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-12-22 09:18:48,582 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:18:48,583 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:18:48,583 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-22 09:18:48,583 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:18:48,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:18:48,584 INFO L82 PathProgramCache]: Analyzing trace with hash -330312685, now seen corresponding path program 1 times [2020-12-22 09:18:48,584 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:18:48,584 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038838985] [2020-12-22 09:18:48,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:18:48,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:18:49,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 09:18:49,123 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038838985] [2020-12-22 09:18:49,123 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:18:49,123 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-22 09:18:49,123 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694656842] [2020-12-22 09:18:49,124 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 09:18:49,124 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:18:49,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 09:18:49,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-12-22 09:18:49,125 INFO L87 Difference]: Start difference. First operand 3256 states and 4144 transitions. Second operand 8 states. [2020-12-22 09:18:51,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:18:51,843 INFO L93 Difference]: Finished difference Result 5092 states and 6298 transitions. [2020-12-22 09:18:51,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 09:18:51,844 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 99 [2020-12-22 09:18:51,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:18:51,850 INFO L225 Difference]: With dead ends: 5092 [2020-12-22 09:18:51,850 INFO L226 Difference]: Without dead ends: 4127 [2020-12-22 09:18:51,853 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2020-12-22 09:18:51,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4127 states. [2020-12-22 09:18:52,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4127 to 2995. [2020-12-22 09:18:52,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2995 states. [2020-12-22 09:18:52,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2995 states to 2995 states and 3792 transitions. [2020-12-22 09:18:52,015 INFO L78 Accepts]: Start accepts. Automaton has 2995 states and 3792 transitions. Word has length 99 [2020-12-22 09:18:52,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:18:52,016 INFO L481 AbstractCegarLoop]: Abstraction has 2995 states and 3792 transitions. [2020-12-22 09:18:52,016 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 09:18:52,016 INFO L276 IsEmpty]: Start isEmpty. Operand 2995 states and 3792 transitions. [2020-12-22 09:18:52,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-12-22 09:18:52,021 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:18:52,022 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:18:52,022 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-22 09:18:52,022 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:18:52,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:18:52,023 INFO L82 PathProgramCache]: Analyzing trace with hash -1795460923, now seen corresponding path program 1 times [2020-12-22 09:18:52,023 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:18:52,023 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948778710] [2020-12-22 09:18:52,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:18:52,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:18:52,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 09:18:52,662 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948778710] [2020-12-22 09:18:52,662 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:18:52,662 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-22 09:18:52,662 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369407995] [2020-12-22 09:18:52,663 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-22 09:18:52,663 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:18:52,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-22 09:18:52,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-12-22 09:18:52,664 INFO L87 Difference]: Start difference. First operand 2995 states and 3792 transitions. Second operand 9 states. [2020-12-22 09:18:55,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:18:55,607 INFO L93 Difference]: Finished difference Result 4754 states and 5848 transitions. [2020-12-22 09:18:55,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-22 09:18:55,608 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 100 [2020-12-22 09:18:55,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:18:55,613 INFO L225 Difference]: With dead ends: 4754 [2020-12-22 09:18:55,613 INFO L226 Difference]: Without dead ends: 3575 [2020-12-22 09:18:55,615 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 0 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2020-12-22 09:18:55,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3575 states. [2020-12-22 09:18:55,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3575 to 2438. [2020-12-22 09:18:55,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2438 states. [2020-12-22 09:18:55,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2438 states to 2438 states and 3060 transitions. [2020-12-22 09:18:55,767 INFO L78 Accepts]: Start accepts. Automaton has 2438 states and 3060 transitions. Word has length 100 [2020-12-22 09:18:55,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:18:55,768 INFO L481 AbstractCegarLoop]: Abstraction has 2438 states and 3060 transitions. [2020-12-22 09:18:55,768 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-22 09:18:55,768 INFO L276 IsEmpty]: Start isEmpty. Operand 2438 states and 3060 transitions. [2020-12-22 09:18:55,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-12-22 09:18:55,775 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:18:55,775 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:18:55,776 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-22 09:18:55,776 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:18:55,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:18:55,777 INFO L82 PathProgramCache]: Analyzing trace with hash -1489821515, now seen corresponding path program 1 times [2020-12-22 09:18:55,777 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:18:55,777 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307392896] [2020-12-22 09:18:55,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:18:58,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:18:58,367 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 23 [2020-12-22 09:18:58,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 09:18:58,451 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307392896] [2020-12-22 09:18:58,452 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:18:58,452 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-22 09:18:58,452 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788013341] [2020-12-22 09:18:58,452 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-22 09:18:58,453 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:18:58,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-22 09:18:58,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-22 09:18:58,453 INFO L87 Difference]: Start difference. First operand 2438 states and 3060 transitions. Second operand 7 states. [2020-12-22 09:19:04,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:19:04,017 INFO L93 Difference]: Finished difference Result 5719 states and 7175 transitions. [2020-12-22 09:19:04,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 09:19:04,018 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 100 [2020-12-22 09:19:04,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:19:04,021 INFO L225 Difference]: With dead ends: 5719 [2020-12-22 09:19:04,021 INFO L226 Difference]: Without dead ends: 3733 [2020-12-22 09:19:04,023 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=44, Invalid=66, Unknown=0, NotChecked=0, Total=110 [2020-12-22 09:19:04,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3733 states. [2020-12-22 09:19:04,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3733 to 3346. [2020-12-22 09:19:04,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3346 states. [2020-12-22 09:19:04,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3346 states to 3346 states and 4267 transitions. [2020-12-22 09:19:04,273 INFO L78 Accepts]: Start accepts. Automaton has 3346 states and 4267 transitions. Word has length 100 [2020-12-22 09:19:04,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:19:04,273 INFO L481 AbstractCegarLoop]: Abstraction has 3346 states and 4267 transitions. [2020-12-22 09:19:04,274 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-22 09:19:04,274 INFO L276 IsEmpty]: Start isEmpty. Operand 3346 states and 4267 transitions. [2020-12-22 09:19:04,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-12-22 09:19:04,281 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:19:04,282 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:19:04,282 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-22 09:19:04,282 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:19:04,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:19:04,283 INFO L82 PathProgramCache]: Analyzing trace with hash -321575563, now seen corresponding path program 1 times [2020-12-22 09:19:04,283 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:19:04,283 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027843094] [2020-12-22 09:19:04,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:19:09,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:19:11,910 WARN L197 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2020-12-22 09:19:13,572 WARN L197 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 303 DAG size of output: 177 [2020-12-22 09:19:15,951 WARN L197 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 334 DAG size of output: 201 [2020-12-22 09:19:18,316 WARN L197 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 331 DAG size of output: 198 [2020-12-22 09:19:20,680 WARN L197 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 329 DAG size of output: 194 [2020-12-22 09:19:23,387 WARN L197 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 341 DAG size of output: 204 [2020-12-22 09:19:25,917 WARN L197 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 335 DAG size of output: 201 [2020-12-22 09:19:28,453 WARN L197 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 332 DAG size of output: 199 [2020-12-22 09:19:30,495 WARN L197 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 349 DAG size of output: 182 [2020-12-22 09:19:32,883 WARN L197 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 362 DAG size of output: 202 [2020-12-22 09:19:35,285 WARN L197 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 377 DAG size of output: 215 [2020-12-22 09:19:37,687 WARN L197 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 373 DAG size of output: 207 [2020-12-22 09:19:39,978 WARN L197 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 360 DAG size of output: 196 [2020-12-22 09:19:42,525 WARN L197 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 366 DAG size of output: 188 [2020-12-22 09:19:43,966 WARN L197 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 304 DAG size of output: 165 [2020-12-22 09:19:45,629 WARN L197 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 323 DAG size of output: 183 [2020-12-22 09:19:47,249 WARN L197 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 316 DAG size of output: 176 [2020-12-22 09:19:48,818 WARN L197 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 301 DAG size of output: 166 [2020-12-22 09:19:51,582 WARN L197 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 362 DAG size of output: 189 [2020-12-22 09:19:53,960 WARN L197 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 361 DAG size of output: 179 [2020-12-22 09:19:55,951 WARN L197 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 381 DAG size of output: 174 [2020-12-22 09:19:57,759 WARN L197 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 292 DAG size of output: 157 [2020-12-22 09:19:59,190 WARN L197 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 272 DAG size of output: 146 [2020-12-22 09:20:00,680 WARN L197 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 281 DAG size of output: 155 [2020-12-22 09:20:02,095 WARN L197 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 268 DAG size of output: 143 [2020-12-22 09:20:03,482 WARN L197 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 256 DAG size of output: 137 [2020-12-22 09:20:04,940 WARN L197 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 253 DAG size of output: 134 [2020-12-22 09:20:06,091 WARN L197 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 114 [2020-12-22 09:20:06,998 WARN L197 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 91 [2020-12-22 09:20:07,907 WARN L197 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 88 [2020-12-22 09:20:08,678 WARN L197 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 67 [2020-12-22 09:20:09,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 09:20:09,099 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027843094] [2020-12-22 09:20:09,099 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:20:09,099 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [32] imperfect sequences [] total 32 [2020-12-22 09:20:09,100 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045478821] [2020-12-22 09:20:09,101 INFO L461 AbstractCegarLoop]: Interpolant automaton has 33 states [2020-12-22 09:20:09,101 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:20:09,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2020-12-22 09:20:09,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=235, Invalid=821, Unknown=0, NotChecked=0, Total=1056 [2020-12-22 09:20:09,102 INFO L87 Difference]: Start difference. First operand 3346 states and 4267 transitions. Second operand 33 states. [2020-12-22 09:20:13,608 WARN L197 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 200 DAG size of output: 195 [2020-12-22 09:20:15,661 WARN L197 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-12-22 09:20:17,687 WARN L197 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 192 DAG size of output: 187 [2020-12-22 09:20:18,965 WARN L197 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 175 DAG size of output: 171 [2020-12-22 09:20:21,883 WARN L197 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 203 DAG size of output: 197 [2020-12-22 09:20:23,981 WARN L197 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-12-22 09:20:27,060 WARN L197 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 211 DAG size of output: 192 [2020-12-22 09:20:28,380 WARN L197 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-12-22 09:20:30,113 WARN L197 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 211 DAG size of output: 197 [2020-12-22 09:20:32,519 WARN L197 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 189 DAG size of output: 187 [2020-12-22 09:20:34,738 WARN L197 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 180 DAG size of output: 166 [2020-12-22 09:20:36,067 WARN L197 SmtUtils]: Spent 935.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 165 [2020-12-22 09:20:38,709 WARN L197 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 224 DAG size of output: 199 [2020-12-22 09:20:41,042 WARN L197 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 218 DAG size of output: 191 [2020-12-22 09:20:43,132 WARN L197 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 243 DAG size of output: 218 [2020-12-22 09:20:45,428 WARN L197 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 251 DAG size of output: 204 [2020-12-22 09:20:47,939 WARN L197 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 265 DAG size of output: 209 [2020-12-22 09:20:50,354 WARN L197 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 250 DAG size of output: 201 [2020-12-22 09:20:55,060 WARN L197 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 122