java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label04.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 17:52:07,743 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 17:52:07,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 17:52:07,765 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 17:52:07,766 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 17:52:07,768 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 17:52:07,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 17:52:07,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 17:52:07,784 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 17:52:07,785 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 17:52:07,786 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 17:52:07,787 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 17:52:07,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 17:52:07,788 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 17:52:07,789 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 17:52:07,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 17:52:07,791 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 17:52:07,791 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 17:52:07,793 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 17:52:07,795 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 17:52:07,796 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 17:52:07,797 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 17:52:07,798 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 17:52:07,799 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 17:52:07,801 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-13 17:52:07,804 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 17:52:07,805 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 17:52:07,806 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 17:52:07,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 17:52:07,807 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 17:52:07,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 17:52:07,808 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 17:52:07,809 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 17:52:07,809 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 17:52:07,810 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 17:52:07,810 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 17:52:07,811 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 17:52:07,824 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 17:52:07,825 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 17:52:07,826 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 17:52:07,826 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 17:52:07,826 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 17:52:07,827 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 17:52:07,827 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 17:52:07,827 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 17:52:07,827 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 17:52:07,827 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 17:52:07,828 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 17:52:07,828 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 17:52:07,828 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 17:52:07,828 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 17:52:07,828 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 17:52:07,828 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 17:52:07,829 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 17:52:07,829 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 17:52:07,829 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 17:52:07,829 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 17:52:07,829 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 17:52:07,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 17:52:07,830 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 17:52:07,830 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 17:52:07,830 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 17:52:07,831 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 17:52:07,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 17:52:07,831 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 17:52:07,831 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 17:52:08,134 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 17:52:08,152 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 17:52:08,155 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 17:52:08,157 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 17:52:08,157 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 17:52:08,158 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label04.c [2019-10-13 17:52:08,231 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9296e549/ec296c7ad4544b6a84fa5fe0164f157c/FLAG5eeb491b3 [2019-10-13 17:52:08,821 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 17:52:08,822 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label04.c [2019-10-13 17:52:08,833 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9296e549/ec296c7ad4544b6a84fa5fe0164f157c/FLAG5eeb491b3 [2019-10-13 17:52:09,135 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9296e549/ec296c7ad4544b6a84fa5fe0164f157c [2019-10-13 17:52:09,145 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 17:52:09,148 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 17:52:09,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 17:52:09,149 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 17:52:09,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 17:52:09,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:52:09" (1/1) ... [2019-10-13 17:52:09,157 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35609722 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:09, skipping insertion in model container [2019-10-13 17:52:09,157 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:52:09" (1/1) ... [2019-10-13 17:52:09,166 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 17:52:09,228 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 17:52:09,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 17:52:09,729 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 17:52:09,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 17:52:09,883 INFO L192 MainTranslator]: Completed translation [2019-10-13 17:52:09,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:09 WrapperNode [2019-10-13 17:52:09,884 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 17:52:09,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 17:52:09,885 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 17:52:09,885 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 17:52:09,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:09" (1/1) ... [2019-10-13 17:52:09,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:09" (1/1) ... [2019-10-13 17:52:09,912 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:09" (1/1) ... [2019-10-13 17:52:09,912 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:09" (1/1) ... [2019-10-13 17:52:09,955 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:09" (1/1) ... [2019-10-13 17:52:09,982 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:09" (1/1) ... [2019-10-13 17:52:09,986 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:09" (1/1) ... [2019-10-13 17:52:09,993 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 17:52:09,994 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 17:52:09,994 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 17:52:09,994 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 17:52:09,995 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:09" (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 [2019-10-13 17:52:10,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 17:52:10,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 17:52:10,043 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-13 17:52:10,043 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 17:52:10,043 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-13 17:52:10,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 17:52:10,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 17:52:10,044 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-13 17:52:10,044 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 17:52:10,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 17:52:10,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 17:52:11,211 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 17:52:11,211 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-13 17:52:11,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:52:11 BoogieIcfgContainer [2019-10-13 17:52:11,213 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 17:52:11,215 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 17:52:11,215 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 17:52:11,218 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 17:52:11,220 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 05:52:09" (1/3) ... [2019-10-13 17:52:11,220 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11b47441 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 05:52:11, skipping insertion in model container [2019-10-13 17:52:11,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:09" (2/3) ... [2019-10-13 17:52:11,222 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11b47441 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 05:52:11, skipping insertion in model container [2019-10-13 17:52:11,222 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:52:11" (3/3) ... [2019-10-13 17:52:11,231 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem01_label04.c [2019-10-13 17:52:11,242 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 17:52:11,251 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 17:52:11,263 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 17:52:11,298 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 17:52:11,299 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 17:52:11,300 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 17:52:11,301 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 17:52:11,301 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 17:52:11,301 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 17:52:11,301 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 17:52:11,302 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 17:52:11,338 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2019-10-13 17:52:11,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-10-13 17:52:11,355 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:52:11,357 INFO L380 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, 1, 1] [2019-10-13 17:52:11,359 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:52:11,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:52:11,366 INFO L82 PathProgramCache]: Analyzing trace with hash -756584794, now seen corresponding path program 1 times [2019-10-13 17:52:11,375 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:52:11,375 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693152822] [2019-10-13 17:52:11,376 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:11,376 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:11,376 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:52:11,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:11,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:11,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:52:11,960 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693152822] [2019-10-13 17:52:11,961 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 17:52:11,961 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-13 17:52:11,961 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513601049] [2019-10-13 17:52:11,966 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 17:52:11,966 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:52:11,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 17:52:11,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-10-13 17:52:11,984 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 5 states. [2019-10-13 17:52:13,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:52:13,935 INFO L93 Difference]: Finished difference Result 698 states and 1233 transitions. [2019-10-13 17:52:13,935 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 17:52:13,936 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 102 [2019-10-13 17:52:13,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:52:13,955 INFO L225 Difference]: With dead ends: 698 [2019-10-13 17:52:13,955 INFO L226 Difference]: Without dead ends: 423 [2019-10-13 17:52:13,963 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 3 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-10-13 17:52:13,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2019-10-13 17:52:14,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 417. [2019-10-13 17:52:14,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 417 states. [2019-10-13 17:52:14,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 585 transitions. [2019-10-13 17:52:14,058 INFO L78 Accepts]: Start accepts. Automaton has 417 states and 585 transitions. Word has length 102 [2019-10-13 17:52:14,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:52:14,059 INFO L462 AbstractCegarLoop]: Abstraction has 417 states and 585 transitions. [2019-10-13 17:52:14,059 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 17:52:14,059 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 585 transitions. [2019-10-13 17:52:14,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-10-13 17:52:14,065 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:52:14,065 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 17:52:14,065 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:52:14,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:52:14,066 INFO L82 PathProgramCache]: Analyzing trace with hash -1399417091, now seen corresponding path program 1 times [2019-10-13 17:52:14,066 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:52:14,066 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453152894] [2019-10-13 17:52:14,067 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:14,067 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:14,067 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:52:14,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:14,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:14,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:14,345 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:52:14,346 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453152894] [2019-10-13 17:52:14,346 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 17:52:14,347 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-13 17:52:14,347 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652626593] [2019-10-13 17:52:14,349 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-13 17:52:14,349 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:52:14,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-13 17:52:14,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2019-10-13 17:52:14,350 INFO L87 Difference]: Start difference. First operand 417 states and 585 transitions. Second operand 9 states. [2019-10-13 17:52:15,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:52:15,869 INFO L93 Difference]: Finished difference Result 1130 states and 1658 transitions. [2019-10-13 17:52:15,870 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-13 17:52:15,870 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 112 [2019-10-13 17:52:15,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:52:15,876 INFO L225 Difference]: With dead ends: 1130 [2019-10-13 17:52:15,877 INFO L226 Difference]: Without dead ends: 719 [2019-10-13 17:52:15,879 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2019-10-13 17:52:15,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 719 states. [2019-10-13 17:52:15,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 719 to 697. [2019-10-13 17:52:15,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 697 states. [2019-10-13 17:52:15,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 697 states and 977 transitions. [2019-10-13 17:52:15,934 INFO L78 Accepts]: Start accepts. Automaton has 697 states and 977 transitions. Word has length 112 [2019-10-13 17:52:15,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:52:15,934 INFO L462 AbstractCegarLoop]: Abstraction has 697 states and 977 transitions. [2019-10-13 17:52:15,934 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-13 17:52:15,934 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 977 transitions. [2019-10-13 17:52:15,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-10-13 17:52:15,939 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:52:15,939 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 17:52:15,940 INFO L410 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:52:15,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:52:15,940 INFO L82 PathProgramCache]: Analyzing trace with hash -860010770, now seen corresponding path program 1 times [2019-10-13 17:52:15,941 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:52:15,941 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626624405] [2019-10-13 17:52:15,941 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:15,941 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:15,941 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:52:15,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:16,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:16,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:16,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:16,233 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 36 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 17:52:16,233 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626624405] [2019-10-13 17:52:16,233 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1697129294] [2019-10-13 17:52:16,234 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:52:16,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:16,372 INFO L256 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 7 conjunts are in the unsatisfiable core [2019-10-13 17:52:16,396 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 17:52:16,464 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 37 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:52:16,465 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-13 17:52:16,465 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 9 [2019-10-13 17:52:16,465 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090570766] [2019-10-13 17:52:16,469 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-13 17:52:16,476 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:52:16,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-13 17:52:16,476 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2019-10-13 17:52:16,477 INFO L87 Difference]: Start difference. First operand 697 states and 977 transitions. Second operand 9 states. [2019-10-13 17:52:17,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:52:17,751 INFO L93 Difference]: Finished difference Result 1700 states and 2471 transitions. [2019-10-13 17:52:17,753 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 17:52:17,754 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 136 [2019-10-13 17:52:17,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:52:17,765 INFO L225 Difference]: With dead ends: 1700 [2019-10-13 17:52:17,766 INFO L226 Difference]: Without dead ends: 1009 [2019-10-13 17:52:17,768 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2019-10-13 17:52:17,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1009 states. [2019-10-13 17:52:17,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1009 to 846. [2019-10-13 17:52:17,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 846 states. [2019-10-13 17:52:17,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 846 states and 1187 transitions. [2019-10-13 17:52:17,855 INFO L78 Accepts]: Start accepts. Automaton has 846 states and 1187 transitions. Word has length 136 [2019-10-13 17:52:17,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:52:17,859 INFO L462 AbstractCegarLoop]: Abstraction has 846 states and 1187 transitions. [2019-10-13 17:52:17,859 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-13 17:52:17,859 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1187 transitions. [2019-10-13 17:52:17,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-10-13 17:52:17,868 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:52:17,869 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 17:52:18,074 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:52:18,074 INFO L410 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:52:18,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:52:18,075 INFO L82 PathProgramCache]: Analyzing trace with hash -2113241482, now seen corresponding path program 1 times [2019-10-13 17:52:18,075 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:52:18,075 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844151062] [2019-10-13 17:52:18,075 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:18,075 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:18,075 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:52:18,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:18,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:18,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:18,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:18,345 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 44 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 17:52:18,346 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844151062] [2019-10-13 17:52:18,346 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [933064954] [2019-10-13 17:52:18,346 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:52:18,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:18,441 INFO L256 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 6 conjunts are in the unsatisfiable core [2019-10-13 17:52:18,447 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 17:52:18,559 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 24 proven. 19 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-13 17:52:18,560 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-13 17:52:18,560 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4] total 10 [2019-10-13 17:52:18,561 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430380760] [2019-10-13 17:52:18,562 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-13 17:52:18,562 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:52:18,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-13 17:52:18,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2019-10-13 17:52:18,563 INFO L87 Difference]: Start difference. First operand 846 states and 1187 transitions. Second operand 10 states. [2019-10-13 17:52:21,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:52:21,188 INFO L93 Difference]: Finished difference Result 2157 states and 3162 transitions. [2019-10-13 17:52:21,188 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2019-10-13 17:52:21,188 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 140 [2019-10-13 17:52:21,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:52:21,189 INFO L225 Difference]: With dead ends: 2157 [2019-10-13 17:52:21,189 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 17:52:21,195 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=157, Invalid=493, Unknown=0, NotChecked=0, Total=650 [2019-10-13 17:52:21,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 17:52:21,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 17:52:21,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 17:52:21,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 17:52:21,197 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 140 [2019-10-13 17:52:21,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:52:21,197 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 17:52:21,197 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-13 17:52:21,197 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 17:52:21,198 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 17:52:21,403 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:52:21,407 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 17:52:21,925 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 41 [2019-10-13 17:52:22,011 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 17:52:22,012 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= ~z~0 |old(~z~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~a7~0 |old(~a7~0)|) (= ~v~0 |old(~v~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|) (= ~y~0 |old(~y~0)|) (= ~f~0 |old(~f~0)|) (= ~a~0 |old(~a~0)|) (= ~x~0 |old(~x~0)|) (= ~b~0 |old(~b~0)|) (= ~a20~0 |old(~a20~0)|) (= ~d~0 |old(~d~0)|)) [2019-10-13 17:52:22,012 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 17:52:22,012 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2019-10-13 17:52:22,012 INFO L443 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2019-10-13 17:52:22,012 INFO L443 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,012 INFO L443 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,013 INFO L443 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,013 INFO L443 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,013 INFO L443 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,013 INFO L443 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,013 INFO L443 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2019-10-13 17:52:22,013 INFO L443 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2019-10-13 17:52:22,013 INFO L443 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2019-10-13 17:52:22,013 INFO L443 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2019-10-13 17:52:22,014 INFO L443 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2019-10-13 17:52:22,014 INFO L443 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2019-10-13 17:52:22,014 INFO L443 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2019-10-13 17:52:22,014 INFO L443 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2019-10-13 17:52:22,014 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2019-10-13 17:52:22,014 INFO L443 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2019-10-13 17:52:22,014 INFO L443 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,015 INFO L443 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,015 INFO L443 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,015 INFO L443 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,015 INFO L443 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,015 INFO L443 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,015 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2019-10-13 17:52:22,015 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2019-10-13 17:52:22,015 INFO L443 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2019-10-13 17:52:22,016 INFO L443 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2019-10-13 17:52:22,016 INFO L443 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2019-10-13 17:52:22,016 INFO L443 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2019-10-13 17:52:22,016 INFO L443 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2019-10-13 17:52:22,016 INFO L443 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2019-10-13 17:52:22,016 INFO L443 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2019-10-13 17:52:22,016 INFO L443 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2019-10-13 17:52:22,016 INFO L443 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2019-10-13 17:52:22,017 INFO L443 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2019-10-13 17:52:22,017 INFO L443 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2019-10-13 17:52:22,017 INFO L443 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2019-10-13 17:52:22,017 INFO L443 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2019-10-13 17:52:22,017 INFO L443 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,017 INFO L443 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,017 INFO L443 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,018 INFO L443 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,018 INFO L443 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,018 INFO L443 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2019-10-13 17:52:22,018 INFO L443 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2019-10-13 17:52:22,018 INFO L443 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2019-10-13 17:52:22,018 INFO L443 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2019-10-13 17:52:22,018 INFO L443 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2019-10-13 17:52:22,018 INFO L443 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2019-10-13 17:52:22,019 INFO L443 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2019-10-13 17:52:22,019 INFO L443 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2019-10-13 17:52:22,019 INFO L443 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2019-10-13 17:52:22,019 INFO L443 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,019 INFO L443 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,019 INFO L443 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,019 INFO L443 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,020 INFO L443 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,020 INFO L443 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2019-10-13 17:52:22,020 INFO L443 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2019-10-13 17:52:22,020 INFO L443 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2019-10-13 17:52:22,020 INFO L443 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2019-10-13 17:52:22,020 INFO L443 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2019-10-13 17:52:22,020 INFO L443 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2019-10-13 17:52:22,021 INFO L443 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2019-10-13 17:52:22,021 INFO L443 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2019-10-13 17:52:22,021 INFO L443 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2019-10-13 17:52:22,021 INFO L443 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2019-10-13 17:52:22,021 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2019-10-13 17:52:22,021 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2019-10-13 17:52:22,021 INFO L443 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2019-10-13 17:52:22,021 INFO L443 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,022 INFO L443 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,022 INFO L443 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,022 INFO L443 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,022 INFO L443 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,022 INFO L443 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2019-10-13 17:52:22,022 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2019-10-13 17:52:22,022 INFO L443 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2019-10-13 17:52:22,022 INFO L443 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2019-10-13 17:52:22,023 INFO L443 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2019-10-13 17:52:22,023 INFO L443 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2019-10-13 17:52:22,023 INFO L443 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2019-10-13 17:52:22,023 INFO L443 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2019-10-13 17:52:22,023 INFO L443 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2019-10-13 17:52:22,023 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,023 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,023 INFO L443 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,024 INFO L443 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,024 INFO L443 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,024 INFO L443 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,024 INFO L443 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2019-10-13 17:52:22,024 INFO L443 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,024 INFO L443 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2019-10-13 17:52:22,024 INFO L443 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2019-10-13 17:52:22,024 INFO L443 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2019-10-13 17:52:22,024 INFO L443 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2019-10-13 17:52:22,025 INFO L443 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2019-10-13 17:52:22,025 INFO L443 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2019-10-13 17:52:22,025 INFO L443 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2019-10-13 17:52:22,025 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2019-10-13 17:52:22,025 INFO L443 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2019-10-13 17:52:22,025 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2019-10-13 17:52:22,025 INFO L443 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2019-10-13 17:52:22,025 INFO L443 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2019-10-13 17:52:22,025 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2019-10-13 17:52:22,026 INFO L443 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,026 INFO L443 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,026 INFO L443 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,026 INFO L443 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,026 INFO L443 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,026 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2019-10-13 17:52:22,026 INFO L443 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2019-10-13 17:52:22,026 INFO L443 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2019-10-13 17:52:22,027 INFO L443 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2019-10-13 17:52:22,027 INFO L443 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2019-10-13 17:52:22,027 INFO L443 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2019-10-13 17:52:22,027 INFO L443 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2019-10-13 17:52:22,027 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2019-10-13 17:52:22,027 INFO L443 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,027 INFO L443 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,027 INFO L443 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,027 INFO L443 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,028 INFO L443 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,028 INFO L443 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2019-10-13 17:52:22,028 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2019-10-13 17:52:22,028 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2019-10-13 17:52:22,028 INFO L443 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2019-10-13 17:52:22,028 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 464) no Hoare annotation was computed. [2019-10-13 17:52:22,028 INFO L443 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2019-10-13 17:52:22,028 INFO L443 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2019-10-13 17:52:22,028 INFO L443 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2019-10-13 17:52:22,028 INFO L443 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2019-10-13 17:52:22,029 INFO L443 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2019-10-13 17:52:22,029 INFO L443 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2019-10-13 17:52:22,029 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse0 (not (= 1 |old(~a21~0)|))) (.cse1 (and (= ~a21~0 |old(~a21~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a20~0 |old(~a20~0)|)))) (and (or (or .cse0 (not (<= |old(~a16~0)| 5))) .cse1) (or .cse1 (not (<= |old(~a21~0)| 0))) (or .cse0 (not (= 1 |old(~a20~0)|)) .cse1 (not (= 1 |old(~a17~0)|))) (or .cse0 .cse1 (not (<= 15 |old(~a8~0)|))))) [2019-10-13 17:52:22,029 INFO L443 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2019-10-13 17:52:22,029 INFO L443 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,029 INFO L443 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,029 INFO L443 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,029 INFO L443 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,030 INFO L443 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2019-10-13 17:52:22,030 INFO L443 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,030 INFO L443 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,030 INFO L443 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2019-10-13 17:52:22,030 INFO L443 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2019-10-13 17:52:22,030 INFO L443 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2019-10-13 17:52:22,030 INFO L443 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2019-10-13 17:52:22,030 INFO L443 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2019-10-13 17:52:22,030 INFO L443 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-10-13 17:52:22,030 INFO L443 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2019-10-13 17:52:22,030 INFO L443 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2019-10-13 17:52:22,030 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2019-10-13 17:52:22,030 INFO L443 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2019-10-13 17:52:22,030 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2019-10-13 17:52:22,031 INFO L443 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2019-10-13 17:52:22,031 INFO L443 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,031 INFO L443 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,031 INFO L443 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,031 INFO L443 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,031 INFO L443 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,031 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2019-10-13 17:52:22,031 INFO L443 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,031 INFO L443 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2019-10-13 17:52:22,031 INFO L443 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2019-10-13 17:52:22,031 INFO L443 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2019-10-13 17:52:22,031 INFO L443 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2019-10-13 17:52:22,031 INFO L443 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2019-10-13 17:52:22,032 INFO L443 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2019-10-13 17:52:22,032 INFO L443 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2019-10-13 17:52:22,032 INFO L443 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2019-10-13 17:52:22,032 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2019-10-13 17:52:22,032 INFO L443 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2019-10-13 17:52:22,032 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2019-10-13 17:52:22,032 INFO L443 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2019-10-13 17:52:22,033 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2019-10-13 17:52:22,033 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2019-10-13 17:52:22,033 INFO L443 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,033 INFO L443 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,033 INFO L443 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,033 INFO L443 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,033 INFO L443 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,033 INFO L443 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:52:22,033 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2019-10-13 17:52:22,034 INFO L443 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2019-10-13 17:52:22,034 INFO L443 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2019-10-13 17:52:22,034 INFO L443 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2019-10-13 17:52:22,034 INFO L443 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2019-10-13 17:52:22,034 INFO L443 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2019-10-13 17:52:22,034 INFO L443 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2019-10-13 17:52:22,034 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2019-10-13 17:52:22,035 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2019-10-13 17:52:22,035 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2019-10-13 17:52:22,035 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 17:52:22,035 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 15 ~a8~0) (<= ~a16~0 5) (= ~a17~0 1) (= ~a21~0 1) (= ~a20~0 1)) [2019-10-13 17:52:22,035 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 17:52:22,035 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 17:52:22,035 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (not (= 1 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (not (<= |old(~a16~0)| 5)) (and (= ~a21~0 |old(~a21~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a20~0 |old(~a20~0)|)) (not (<= 15 |old(~a8~0)|)) (not (= 1 |old(~a17~0)|))) [2019-10-13 17:52:22,036 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2019-10-13 17:52:22,036 INFO L439 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse0 (= ~a21~0 1))) (or (not (= 1 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (not (<= |old(~a16~0)| 5)) (and (<= 15 ~a8~0) .cse0) (and (<= ~a16~0 5) .cse0) (<= ~a21~0 0) (and (= ~a17~0 1) .cse0 (= ~a20~0 1)) (not (<= 15 |old(~a8~0)|)) (not (= 1 |old(~a17~0)|)))) [2019-10-13 17:52:22,036 INFO L443 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2019-10-13 17:52:22,036 INFO L443 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2019-10-13 17:52:22,036 INFO L439 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse0 (= ~a21~0 1))) (or (not (= 1 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (not (<= |old(~a16~0)| 5)) (and (<= 15 ~a8~0) .cse0) (and (<= ~a16~0 5) .cse0) (<= ~a21~0 0) (and (= ~a17~0 1) .cse0 (= ~a20~0 1)) (not (<= 15 |old(~a8~0)|)) (not (= 1 |old(~a17~0)|)))) [2019-10-13 17:52:22,036 INFO L443 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2019-10-13 17:52:22,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 05:52:22 BoogieIcfgContainer [2019-10-13 17:52:22,060 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 17:52:22,063 INFO L168 Benchmark]: Toolchain (without parser) took 12915.74 ms. Allocated memory was 142.6 MB in the beginning and 370.1 MB in the end (delta: 227.5 MB). Free memory was 99.9 MB in the beginning and 155.1 MB in the end (delta: -55.2 MB). Peak memory consumption was 172.4 MB. Max. memory is 7.1 GB. [2019-10-13 17:52:22,066 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 142.6 MB. Free memory was 120.0 MB in the beginning and 119.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-13 17:52:22,067 INFO L168 Benchmark]: CACSL2BoogieTranslator took 735.23 ms. Allocated memory was 142.6 MB in the beginning and 202.4 MB in the end (delta: 59.8 MB). Free memory was 99.7 MB in the beginning and 163.1 MB in the end (delta: -63.4 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2019-10-13 17:52:22,067 INFO L168 Benchmark]: Boogie Preprocessor took 109.14 ms. Allocated memory is still 202.4 MB. Free memory was 163.1 MB in the beginning and 158.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-10-13 17:52:22,071 INFO L168 Benchmark]: RCFGBuilder took 1219.61 ms. Allocated memory was 202.4 MB in the beginning and 232.3 MB in the end (delta: 29.9 MB). Free memory was 158.0 MB in the beginning and 172.5 MB in the end (delta: -14.5 MB). Peak memory consumption was 80.2 MB. Max. memory is 7.1 GB. [2019-10-13 17:52:22,075 INFO L168 Benchmark]: TraceAbstraction took 10845.40 ms. Allocated memory was 232.3 MB in the beginning and 370.1 MB in the end (delta: 137.9 MB). Free memory was 172.5 MB in the beginning and 155.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 155.3 MB. Max. memory is 7.1 GB. [2019-10-13 17:52:22,081 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 142.6 MB. Free memory was 120.0 MB in the beginning and 119.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 735.23 ms. Allocated memory was 142.6 MB in the beginning and 202.4 MB in the end (delta: 59.8 MB). Free memory was 99.7 MB in the beginning and 163.1 MB in the end (delta: -63.4 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.14 ms. Allocated memory is still 202.4 MB. Free memory was 163.1 MB in the beginning and 158.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1219.61 ms. Allocated memory was 202.4 MB in the beginning and 232.3 MB in the end (delta: 29.9 MB). Free memory was 158.0 MB in the beginning and 172.5 MB in the end (delta: -14.5 MB). Peak memory consumption was 80.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 10845.40 ms. Allocated memory was 232.3 MB in the beginning and 370.1 MB in the end (delta: 137.9 MB). Free memory was 172.5 MB in the beginning and 155.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 155.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 464]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((((((!(1 == \old(a21)) || !(1 == \old(a20))) || !(\old(a16) <= 5)) || (15 <= a8 && a21 == 1)) || (a16 <= 5 && a21 == 1)) || a21 <= 0) || ((a17 == 1 && a21 == 1) && a20 == 1)) || !(15 <= \old(a8))) || !(1 == \old(a17)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. Result: SAFE, OverallTime: 10.7s, OverallIterations: 4, TraceHistogramMax: 3, AutomataDifference: 7.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, HoareTripleCheckerStatistics: 114 SDtfs, 2491 SDslu, 206 SDs, 0 SdLazy, 3787 SolverSat, 1017 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 350 GetRequests, 296 SyntacticMatches, 3 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=846occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 191 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 38 PreInvPairs, 72 NumberOfFragments, 325 HoareAnnotationTreeSize, 38 FomulaSimplifications, 7974 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 682 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 766 NumberOfCodeBlocks, 766 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 760 ConstructedInterpolants, 0 QuantifiedInterpolants, 265142 SizeOfPredicates, 2 NumberOfNonLiveVariables, 843 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 154/179 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...