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/Problem02_label19.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 17:54:06,729 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 17:54:06,732 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 17:54:06,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 17:54:06,753 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 17:54:06,755 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 17:54:06,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 17:54:06,771 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 17:54:06,773 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 17:54:06,774 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 17:54:06,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 17:54:06,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 17:54:06,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 17:54:06,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 17:54:06,784 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 17:54:06,786 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 17:54:06,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 17:54:06,791 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 17:54:06,793 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 17:54:06,798 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 17:54:06,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 17:54:06,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 17:54:06,809 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 17:54:06,809 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 17:54:06,813 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-13 17:54:06,818 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 17:54:06,819 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 17:54:06,819 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 17:54:06,820 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 17:54:06,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 17:54:06,822 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 17:54:06,822 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 17:54:06,823 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 17:54:06,823 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 17:54:06,825 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 17:54:06,826 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 17:54:06,827 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 17:54:06,843 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 17:54:06,843 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 17:54:06,845 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 17:54:06,845 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 17:54:06,845 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 17:54:06,845 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 17:54:06,846 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 17:54:06,846 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 17:54:06,846 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 17:54:06,846 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 17:54:06,846 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 17:54:06,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 17:54:06,847 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 17:54:06,847 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 17:54:06,848 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 17:54:06,849 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 17:54:06,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 17:54:06,849 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 17:54:06,849 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 17:54:06,850 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 17:54:06,850 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 17:54:06,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 17:54:06,850 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 17:54:06,850 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 17:54:06,851 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 17:54:06,851 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 17:54:06,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 17:54:06,851 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 17:54:06,851 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 17:54:07,192 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 17:54:07,209 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 17:54:07,212 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 17:54:07,213 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 17:54:07,214 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 17:54:07,214 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label19.c [2019-10-13 17:54:07,279 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a86827380/1524e120c52448da99d5abf89248cc16/FLAGa8405389a [2019-10-13 17:54:07,846 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 17:54:07,847 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label19.c [2019-10-13 17:54:07,874 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a86827380/1524e120c52448da99d5abf89248cc16/FLAGa8405389a [2019-10-13 17:54:08,115 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a86827380/1524e120c52448da99d5abf89248cc16 [2019-10-13 17:54:08,128 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 17:54:08,130 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 17:54:08,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 17:54:08,132 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 17:54:08,135 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 17:54:08,136 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:54:08" (1/1) ... [2019-10-13 17:54:08,139 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ae3ae2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:54:08, skipping insertion in model container [2019-10-13 17:54:08,139 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:54:08" (1/1) ... [2019-10-13 17:54:08,147 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 17:54:08,200 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 17:54:08,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 17:54:08,731 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 17:54:08,823 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 17:54:08,840 INFO L192 MainTranslator]: Completed translation [2019-10-13 17:54:08,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:54:08 WrapperNode [2019-10-13 17:54:08,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 17:54:08,841 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 17:54:08,841 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 17:54:08,841 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 17:54:08,856 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:54:08" (1/1) ... [2019-10-13 17:54:08,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:54:08" (1/1) ... [2019-10-13 17:54:08,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:54:08" (1/1) ... [2019-10-13 17:54:08,882 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:54:08" (1/1) ... [2019-10-13 17:54:08,930 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:54:08" (1/1) ... [2019-10-13 17:54:08,942 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:54:08" (1/1) ... [2019-10-13 17:54:08,946 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:54:08" (1/1) ... [2019-10-13 17:54:08,957 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 17:54:08,958 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 17:54:08,958 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 17:54:08,958 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 17:54:08,959 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:54:08" (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 17:54:09,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 17:54:09,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 17:54:09,012 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-13 17:54:09,012 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 17:54:09,012 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-13 17:54:09,012 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 17:54:09,013 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 17:54:09,013 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-13 17:54:09,013 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 17:54:09,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 17:54:09,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 17:54:10,194 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 17:54:10,197 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-13 17:54:10,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:54:10 BoogieIcfgContainer [2019-10-13 17:54:10,199 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 17:54:10,201 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 17:54:10,201 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 17:54:10,207 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 17:54:10,207 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 05:54:08" (1/3) ... [2019-10-13 17:54:10,208 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d76fb56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 05:54:10, skipping insertion in model container [2019-10-13 17:54:10,208 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:54:08" (2/3) ... [2019-10-13 17:54:10,209 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d76fb56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 05:54:10, skipping insertion in model container [2019-10-13 17:54:10,209 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:54:10" (3/3) ... [2019-10-13 17:54:10,222 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label19.c [2019-10-13 17:54:10,232 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 17:54:10,244 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 17:54:10,256 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 17:54:10,296 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 17:54:10,297 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 17:54:10,297 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 17:54:10,297 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 17:54:10,298 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 17:54:10,298 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 17:54:10,298 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 17:54:10,298 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 17:54:10,339 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2019-10-13 17:54:10,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-10-13 17:54:10,356 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:54:10,357 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] [2019-10-13 17:54:10,359 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:54:10,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:54:10,367 INFO L82 PathProgramCache]: Analyzing trace with hash 797442718, now seen corresponding path program 1 times [2019-10-13 17:54:10,376 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:54:10,377 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847087846] [2019-10-13 17:54:10,377 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:54:10,377 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:54:10,378 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:54:10,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:10,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:10,998 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 17:54:10,999 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1847087846] [2019-10-13 17:54:11,001 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 17:54:11,001 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-13 17:54:11,002 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472294928] [2019-10-13 17:54:11,010 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 17:54:11,010 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:54:11,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 17:54:11,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-10-13 17:54:11,031 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 5 states. [2019-10-13 17:54:13,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:54:13,311 INFO L93 Difference]: Finished difference Result 803 states and 1402 transitions. [2019-10-13 17:54:13,313 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 17:54:13,315 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 98 [2019-10-13 17:54:13,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:54:13,337 INFO L225 Difference]: With dead ends: 803 [2019-10-13 17:54:13,337 INFO L226 Difference]: Without dead ends: 484 [2019-10-13 17:54:13,345 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-10-13 17:54:13,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 484 states. [2019-10-13 17:54:13,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 484 to 322. [2019-10-13 17:54:13,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 322 states. [2019-10-13 17:54:13,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 474 transitions. [2019-10-13 17:54:13,437 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 474 transitions. Word has length 98 [2019-10-13 17:54:13,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:54:13,439 INFO L462 AbstractCegarLoop]: Abstraction has 322 states and 474 transitions. [2019-10-13 17:54:13,439 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 17:54:13,440 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 474 transitions. [2019-10-13 17:54:13,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-10-13 17:54:13,455 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:54:13,456 INFO L380 BasicCegarLoop]: trace histogram [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] [2019-10-13 17:54:13,456 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:54:13,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:54:13,459 INFO L82 PathProgramCache]: Analyzing trace with hash -553213703, now seen corresponding path program 1 times [2019-10-13 17:54:13,459 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:54:13,461 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882373967] [2019-10-13 17:54:13,461 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:54:13,462 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:54:13,462 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:54:13,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:13,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:13,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:13,728 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-13 17:54:13,729 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882373967] [2019-10-13 17:54:13,729 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1097529745] [2019-10-13 17:54:13,729 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 17:54:13,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:13,831 INFO L256 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-13 17:54:13,845 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 17:54:13,916 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:54:13,917 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-13 17:54:13,917 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 7 [2019-10-13 17:54:13,918 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098487702] [2019-10-13 17:54:13,921 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 17:54:13,921 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:54:13,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 17:54:13,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-13 17:54:13,922 INFO L87 Difference]: Start difference. First operand 322 states and 474 transitions. Second operand 3 states. [2019-10-13 17:54:14,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:54:14,506 INFO L93 Difference]: Finished difference Result 929 states and 1389 transitions. [2019-10-13 17:54:14,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 17:54:14,506 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 106 [2019-10-13 17:54:14,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:54:14,512 INFO L225 Difference]: With dead ends: 929 [2019-10-13 17:54:14,512 INFO L226 Difference]: Without dead ends: 613 [2019-10-13 17:54:14,514 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-13 17:54:14,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 613 states. [2019-10-13 17:54:14,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 613 to 468. [2019-10-13 17:54:14,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 468 states. [2019-10-13 17:54:14,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 699 transitions. [2019-10-13 17:54:14,556 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 699 transitions. Word has length 106 [2019-10-13 17:54:14,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:54:14,557 INFO L462 AbstractCegarLoop]: Abstraction has 468 states and 699 transitions. [2019-10-13 17:54:14,557 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 17:54:14,557 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 699 transitions. [2019-10-13 17:54:14,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-10-13 17:54:14,564 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:54:14,565 INFO L380 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1] [2019-10-13 17:54:14,765 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:54:14,768 INFO L410 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:54:14,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:54:14,769 INFO L82 PathProgramCache]: Analyzing trace with hash 1720377347, now seen corresponding path program 1 times [2019-10-13 17:54:14,769 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:54:14,770 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529375962] [2019-10-13 17:54:14,770 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:54:14,770 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:54:14,770 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:54:14,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:14,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:14,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:14,963 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:54:14,963 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529375962] [2019-10-13 17:54:14,964 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 17:54:14,964 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-13 17:54:14,964 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312098011] [2019-10-13 17:54:14,966 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-13 17:54:14,973 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:54:14,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-13 17:54:14,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2019-10-13 17:54:14,974 INFO L87 Difference]: Start difference. First operand 468 states and 699 transitions. Second operand 9 states. [2019-10-13 17:54:15,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:54:15,838 INFO L93 Difference]: Finished difference Result 938 states and 1434 transitions. [2019-10-13 17:54:15,839 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 17:54:15,839 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 113 [2019-10-13 17:54:15,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:54:15,843 INFO L225 Difference]: With dead ends: 938 [2019-10-13 17:54:15,843 INFO L226 Difference]: Without dead ends: 476 [2019-10-13 17:54:15,845 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2019-10-13 17:54:15,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 476 states. [2019-10-13 17:54:15,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 476 to 459. [2019-10-13 17:54:15,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 459 states. [2019-10-13 17:54:15,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 459 states and 641 transitions. [2019-10-13 17:54:15,873 INFO L78 Accepts]: Start accepts. Automaton has 459 states and 641 transitions. Word has length 113 [2019-10-13 17:54:15,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:54:15,873 INFO L462 AbstractCegarLoop]: Abstraction has 459 states and 641 transitions. [2019-10-13 17:54:15,874 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-13 17:54:15,874 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 641 transitions. [2019-10-13 17:54:15,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-10-13 17:54:15,876 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:54:15,876 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 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] [2019-10-13 17:54:15,877 INFO L410 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:54:15,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:54:15,877 INFO L82 PathProgramCache]: Analyzing trace with hash 1255105582, now seen corresponding path program 1 times [2019-10-13 17:54:15,877 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:54:15,878 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196998143] [2019-10-13 17:54:15,878 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:54:15,878 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:54:15,878 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:54:15,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:16,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:16,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:16,167 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:54:16,167 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196998143] [2019-10-13 17:54:16,167 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1953951951] [2019-10-13 17:54:16,168 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 17:54:16,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:16,257 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 11 conjunts are in the unsatisfiable core [2019-10-13 17:54:16,262 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 17:54:16,311 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:54:16,312 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-13 17:54:16,312 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2019-10-13 17:54:16,313 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219452158] [2019-10-13 17:54:16,315 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 17:54:16,315 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:54:16,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 17:54:16,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2019-10-13 17:54:16,316 INFO L87 Difference]: Start difference. First operand 459 states and 641 transitions. Second operand 5 states. [2019-10-13 17:54:17,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:54:17,054 INFO L93 Difference]: Finished difference Result 1225 states and 1750 transitions. [2019-10-13 17:54:17,055 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 17:54:17,055 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 124 [2019-10-13 17:54:17,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:54:17,061 INFO L225 Difference]: With dead ends: 1225 [2019-10-13 17:54:17,062 INFO L226 Difference]: Without dead ends: 772 [2019-10-13 17:54:17,064 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 126 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2019-10-13 17:54:17,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 772 states. [2019-10-13 17:54:17,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 772 to 760. [2019-10-13 17:54:17,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 760 states. [2019-10-13 17:54:17,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 760 states and 992 transitions. [2019-10-13 17:54:17,096 INFO L78 Accepts]: Start accepts. Automaton has 760 states and 992 transitions. Word has length 124 [2019-10-13 17:54:17,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:54:17,097 INFO L462 AbstractCegarLoop]: Abstraction has 760 states and 992 transitions. [2019-10-13 17:54:17,097 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 17:54:17,097 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 992 transitions. [2019-10-13 17:54:17,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-10-13 17:54:17,100 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:54:17,101 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-13 17:54:17,304 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:54:17,305 INFO L410 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:54:17,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:54:17,305 INFO L82 PathProgramCache]: Analyzing trace with hash -570592108, now seen corresponding path program 1 times [2019-10-13 17:54:17,305 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:54:17,306 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31169436] [2019-10-13 17:54:17,306 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:54:17,306 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:54:17,306 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:54:17,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:17,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:17,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:17,523 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:54:17,524 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31169436] [2019-10-13 17:54:17,524 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 17:54:17,524 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-13 17:54:17,524 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717793637] [2019-10-13 17:54:17,525 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-13 17:54:17,526 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:54:17,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-13 17:54:17,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2019-10-13 17:54:17,527 INFO L87 Difference]: Start difference. First operand 760 states and 992 transitions. Second operand 9 states. [2019-10-13 17:54:19,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:54:19,578 INFO L93 Difference]: Finished difference Result 2279 states and 2998 transitions. [2019-10-13 17:54:19,578 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-10-13 17:54:19,579 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 133 [2019-10-13 17:54:19,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:54:19,586 INFO L225 Difference]: With dead ends: 2279 [2019-10-13 17:54:19,587 INFO L226 Difference]: Without dead ends: 1525 [2019-10-13 17:54:19,589 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2019-10-13 17:54:19,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1525 states. [2019-10-13 17:54:19,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1525 to 1223. [2019-10-13 17:54:19,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1223 states. [2019-10-13 17:54:19,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 1223 states and 1443 transitions. [2019-10-13 17:54:19,633 INFO L78 Accepts]: Start accepts. Automaton has 1223 states and 1443 transitions. Word has length 133 [2019-10-13 17:54:19,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:54:19,634 INFO L462 AbstractCegarLoop]: Abstraction has 1223 states and 1443 transitions. [2019-10-13 17:54:19,634 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-13 17:54:19,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 1443 transitions. [2019-10-13 17:54:19,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-10-13 17:54:19,638 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:54:19,639 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-13 17:54:19,639 INFO L410 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:54:19,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:54:19,640 INFO L82 PathProgramCache]: Analyzing trace with hash -1254253877, now seen corresponding path program 1 times [2019-10-13 17:54:19,640 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:54:19,640 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488769210] [2019-10-13 17:54:19,640 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:54:19,640 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:54:19,641 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:54:19,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:19,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:19,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:19,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:19,813 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 52 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 17:54:19,813 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488769210] [2019-10-13 17:54:19,813 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [344916498] [2019-10-13 17:54:19,814 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:54:19,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:19,899 INFO L256 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 7 conjunts are in the unsatisfiable core [2019-10-13 17:54:19,903 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 17:54:19,934 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 53 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:54:19,934 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-13 17:54:19,935 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 8 [2019-10-13 17:54:19,935 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284509468] [2019-10-13 17:54:19,936 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-13 17:54:19,936 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:54:19,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-13 17:54:19,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2019-10-13 17:54:19,937 INFO L87 Difference]: Start difference. First operand 1223 states and 1443 transitions. Second operand 8 states. [2019-10-13 17:54:22,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:54:22,019 INFO L93 Difference]: Finished difference Result 3079 states and 3629 transitions. [2019-10-13 17:54:22,020 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-13 17:54:22,021 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 146 [2019-10-13 17:54:22,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:54:22,030 INFO L225 Difference]: With dead ends: 3079 [2019-10-13 17:54:22,030 INFO L226 Difference]: Without dead ends: 1706 [2019-10-13 17:54:22,035 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2019-10-13 17:54:22,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1706 states. [2019-10-13 17:54:22,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1706 to 1692. [2019-10-13 17:54:22,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1692 states. [2019-10-13 17:54:22,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1692 states to 1692 states and 1915 transitions. [2019-10-13 17:54:22,091 INFO L78 Accepts]: Start accepts. Automaton has 1692 states and 1915 transitions. Word has length 146 [2019-10-13 17:54:22,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:54:22,092 INFO L462 AbstractCegarLoop]: Abstraction has 1692 states and 1915 transitions. [2019-10-13 17:54:22,092 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-13 17:54:22,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 1915 transitions. [2019-10-13 17:54:22,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-10-13 17:54:22,098 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:54:22,099 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-10-13 17:54:22,302 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:54:22,303 INFO L410 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:54:22,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:54:22,303 INFO L82 PathProgramCache]: Analyzing trace with hash -686446993, now seen corresponding path program 1 times [2019-10-13 17:54:22,303 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:54:22,304 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287211819] [2019-10-13 17:54:22,304 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:54:22,304 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:54:22,304 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:54:22,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:22,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:22,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:22,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:22,541 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 86 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-10-13 17:54:22,542 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287211819] [2019-10-13 17:54:22,542 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [62228528] [2019-10-13 17:54:22,543 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:54:22,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:54:22,676 INFO L256 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-13 17:54:22,681 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 17:54:22,782 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 88 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-13 17:54:22,784 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-13 17:54:22,784 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 11 [2019-10-13 17:54:22,785 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105938788] [2019-10-13 17:54:22,787 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-13 17:54:22,787 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:54:22,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-13 17:54:22,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2019-10-13 17:54:22,789 INFO L87 Difference]: Start difference. First operand 1692 states and 1915 transitions. Second operand 11 states. [2019-10-13 17:54:26,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:54:26,006 INFO L93 Difference]: Finished difference Result 3810 states and 4417 transitions. [2019-10-13 17:54:26,015 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-13 17:54:26,016 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 159 [2019-10-13 17:54:26,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:54:26,017 INFO L225 Difference]: With dead ends: 3810 [2019-10-13 17:54:26,017 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 17:54:26,051 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 169 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2019-10-13 17:54:26,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 17:54:26,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 17:54:26,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 17:54:26,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 17:54:26,052 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 159 [2019-10-13 17:54:26,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:54:26,053 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 17:54:26,053 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-13 17:54:26,053 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 17:54:26,053 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 17:54:26,257 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:54:26,262 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 17:54:27,329 WARN L191 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 53 [2019-10-13 17:54:27,905 WARN L191 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 55 [2019-10-13 17:54:28,423 WARN L191 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 55 [2019-10-13 17:54:28,427 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 17:54:28,427 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a11~0 |old(~a11~0)|) (= ~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)|) (= ~v~0 |old(~v~0)|) (= ~a17~0 |old(~a17~0)|) (= ~y~0 |old(~y~0)|) (= ~f~0 |old(~f~0)|) (= ~a~0 |old(~a~0)|) (= ~x~0 |old(~x~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|) (= ~d~0 |old(~d~0)|)) [2019-10-13 17:54:28,427 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 17:54:28,427 INFO L443 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,428 INFO L443 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,428 INFO L443 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,428 INFO L443 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,428 INFO L443 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,431 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-10-13 17:54:28,431 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-10-13 17:54:28,432 INFO L443 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-10-13 17:54:28,432 INFO L443 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-10-13 17:54:28,432 INFO L443 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-10-13 17:54:28,432 INFO L443 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-10-13 17:54:28,433 INFO L443 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-10-13 17:54:28,433 INFO L443 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-10-13 17:54:28,433 INFO L443 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-10-13 17:54:28,433 INFO L443 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-10-13 17:54:28,433 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-10-13 17:54:28,433 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-10-13 17:54:28,433 INFO L443 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-10-13 17:54:28,433 INFO L443 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,434 INFO L443 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,434 INFO L443 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,434 INFO L443 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,434 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-10-13 17:54:28,434 INFO L443 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,434 INFO L443 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-10-13 17:54:28,434 INFO L443 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-10-13 17:54:28,434 INFO L443 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-10-13 17:54:28,435 INFO L443 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-10-13 17:54:28,435 INFO L443 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2019-10-13 17:54:28,435 INFO L443 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-10-13 17:54:28,435 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-10-13 17:54:28,435 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-10-13 17:54:28,435 INFO L443 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-10-13 17:54:28,435 INFO L443 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-10-13 17:54:28,435 INFO L443 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-10-13 17:54:28,436 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-10-13 17:54:28,436 INFO L443 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-10-13 17:54:28,436 INFO L443 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-10-13 17:54:28,436 INFO L443 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-10-13 17:54:28,436 INFO L443 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,436 INFO L443 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,436 INFO L443 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,436 INFO L443 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,437 INFO L443 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,437 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-10-13 17:54:28,437 INFO L443 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-10-13 17:54:28,437 INFO L443 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-10-13 17:54:28,437 INFO L443 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-10-13 17:54:28,437 INFO L443 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-10-13 17:54:28,437 INFO L443 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-10-13 17:54:28,438 INFO L443 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-10-13 17:54:28,438 INFO L443 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-10-13 17:54:28,438 INFO L443 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-10-13 17:54:28,438 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-10-13 17:54:28,438 INFO L443 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-10-13 17:54:28,438 INFO L443 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,438 INFO L443 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,438 INFO L443 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,439 INFO L443 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,439 INFO L443 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,439 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-10-13 17:54:28,439 INFO L443 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-10-13 17:54:28,439 INFO L443 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-10-13 17:54:28,439 INFO L443 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-10-13 17:54:28,439 INFO L443 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-10-13 17:54:28,440 INFO L443 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-10-13 17:54:28,440 INFO L443 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-10-13 17:54:28,440 INFO L443 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-10-13 17:54:28,440 INFO L443 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-10-13 17:54:28,440 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 448) no Hoare annotation was computed. [2019-10-13 17:54:28,440 INFO L443 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-10-13 17:54:28,440 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-10-13 17:54:28,441 INFO L443 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-10-13 17:54:28,441 INFO L443 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-10-13 17:54:28,441 INFO L443 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,441 INFO L443 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,441 INFO L443 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,441 INFO L443 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,441 INFO L443 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,442 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-10-13 17:54:28,442 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-10-13 17:54:28,442 INFO L443 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-10-13 17:54:28,442 INFO L443 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-10-13 17:54:28,442 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-10-13 17:54:28,442 INFO L443 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-10-13 17:54:28,442 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-10-13 17:54:28,442 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-10-13 17:54:28,442 INFO L443 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-10-13 17:54:28,443 INFO L443 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-10-13 17:54:28,443 INFO L443 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-10-13 17:54:28,443 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-10-13 17:54:28,443 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-10-13 17:54:28,443 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-10-13 17:54:28,443 INFO L443 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-10-13 17:54:28,443 INFO L443 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-10-13 17:54:28,443 INFO L443 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,444 INFO L443 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,444 INFO L443 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,444 INFO L443 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,444 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-10-13 17:54:28,445 INFO L443 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,445 INFO L443 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-10-13 17:54:28,445 INFO L443 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,445 INFO L443 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-10-13 17:54:28,445 INFO L443 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-10-13 17:54:28,445 INFO L443 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-10-13 17:54:28,445 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,446 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,446 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-10-13 17:54:28,446 INFO L443 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-10-13 17:54:28,446 INFO L443 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-10-13 17:54:28,446 INFO L443 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-10-13 17:54:28,446 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-10-13 17:54:28,446 INFO L443 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-10-13 17:54:28,447 INFO L443 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-10-13 17:54:28,447 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-10-13 17:54:28,447 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-10-13 17:54:28,447 INFO L443 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-10-13 17:54:28,447 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-10-13 17:54:28,447 INFO L443 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,447 INFO L443 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,447 INFO L443 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,447 INFO L443 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,448 INFO L443 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,448 INFO L443 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,448 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-10-13 17:54:28,448 INFO L443 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-10-13 17:54:28,448 INFO L443 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-10-13 17:54:28,448 INFO L443 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-10-13 17:54:28,448 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-10-13 17:54:28,449 INFO L443 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-10-13 17:54:28,449 INFO L443 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-10-13 17:54:28,449 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-10-13 17:54:28,449 INFO L443 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-10-13 17:54:28,449 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-10-13 17:54:28,449 INFO L443 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-10-13 17:54:28,449 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,449 INFO L443 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,450 INFO L443 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,450 INFO L443 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,450 INFO L443 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,450 INFO L443 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,450 INFO L443 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-10-13 17:54:28,450 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-10-13 17:54:28,450 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-10-13 17:54:28,450 INFO L443 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-10-13 17:54:28,451 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-10-13 17:54:28,451 INFO L443 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-10-13 17:54:28,451 INFO L443 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-10-13 17:54:28,451 INFO L443 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-10-13 17:54:28,451 INFO L443 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-10-13 17:54:28,451 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-10-13 17:54:28,451 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-10-13 17:54:28,451 INFO L443 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-10-13 17:54:28,452 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-10-13 17:54:28,452 INFO L443 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-10-13 17:54:28,452 INFO L443 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,452 INFO L443 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,452 INFO L443 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,454 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse8 (= ~a11~0 |old(~a11~0)|)) (.cse7 (= 1 |old(~a25~0)|)) (.cse6 (= 1 |old(~a11~0)|)) (.cse9 (= ~a17~0 |old(~a17~0)|)) (.cse10 (= ~a19~0 |old(~a19~0)|)) (.cse11 (= ~a28~0 |old(~a28~0)|)) (.cse12 (= ~a25~0 |old(~a25~0)|))) (let ((.cse1 (not (<= 8 |old(~a17~0)|))) (.cse2 (not (= 1 |old(~a19~0)|))) (.cse0 (and .cse9 .cse10 .cse11 (= ~a11~0 1) .cse12)) (.cse4 (not .cse6)) (.cse13 (and .cse7 (= |old(~a19~0)| |old(~a25~0)|))) (.cse3 (not (<= |old(~a17~0)| 8))) (.cse5 (= 11 |old(~a28~0)|)) (.cse14 (and (and .cse8 .cse9 (or (not (= ~a19~0 1)) (not (= ~a25~0 1)))) .cse10 .cse11 .cse12))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse1 (not .cse7) .cse2 .cse3 (and .cse8 .cse9 .cse10 .cse11 .cse12)) (or .cse0 (or (not (<= |old(~a28~0)| 7)) .cse3) .cse4) (or .cse13 .cse5 (not (<= |old(~a17~0)| 7)) .cse14) (or .cse6 .cse13 .cse3 .cse5 .cse14)))) [2019-10-13 17:54:28,455 INFO L443 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,455 INFO L443 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,455 INFO L443 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,455 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-10-13 17:54:28,455 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-10-13 17:54:28,455 INFO L443 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-10-13 17:54:28,455 INFO L443 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-10-13 17:54:28,455 INFO L443 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-10-13 17:54:28,455 INFO L443 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-10-13 17:54:28,456 INFO L443 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-10-13 17:54:28,456 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-10-13 17:54:28,456 INFO L443 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-10-13 17:54:28,456 INFO L443 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-10-13 17:54:28,456 INFO L443 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-10-13 17:54:28,456 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-10-13 17:54:28,456 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-10-13 17:54:28,456 INFO L443 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,457 INFO L443 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,457 INFO L443 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,457 INFO L443 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,457 INFO L443 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,457 INFO L443 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,457 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-10-13 17:54:28,457 INFO L443 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-10-13 17:54:28,458 INFO L443 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-10-13 17:54:28,458 INFO L443 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-10-13 17:54:28,458 INFO L443 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-10-13 17:54:28,458 INFO L443 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-10-13 17:54:28,458 INFO L443 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-10-13 17:54:28,458 INFO L443 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-10-13 17:54:28,458 INFO L443 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-10-13 17:54:28,458 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-10-13 17:54:28,459 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-10-13 17:54:28,459 INFO L443 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-10-13 17:54:28,459 INFO L443 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-10-13 17:54:28,459 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-10-13 17:54:28,459 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-10-13 17:54:28,459 INFO L443 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-10-13 17:54:28,459 INFO L443 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,459 INFO L443 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,460 INFO L443 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,460 INFO L443 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,460 INFO L443 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:54:28,460 INFO L443 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-10-13 17:54:28,460 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-10-13 17:54:28,460 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-10-13 17:54:28,460 INFO L443 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-10-13 17:54:28,461 INFO L443 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-10-13 17:54:28,461 INFO L443 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-10-13 17:54:28,461 INFO L443 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-10-13 17:54:28,461 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-10-13 17:54:28,461 INFO L443 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-10-13 17:54:28,461 INFO L443 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-10-13 17:54:28,461 INFO L443 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-10-13 17:54:28,461 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-10-13 17:54:28,462 INFO L443 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-10-13 17:54:28,462 INFO L443 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-10-13 17:54:28,462 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-10-13 17:54:28,462 INFO L443 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-10-13 17:54:28,462 INFO L443 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-10-13 17:54:28,462 INFO L443 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-10-13 17:54:28,462 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-10-13 17:54:28,462 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 17:54:28,463 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a25~0 ~a19~0)) (<= ~a28~0 7) (<= 8 ~a17~0) (= ~a19~0 1) (<= ~a17~0 8)) [2019-10-13 17:54:28,463 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 17:54:28,463 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 17:54:28,463 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (and (= ~a11~0 |old(~a11~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|)) (not (<= |old(~a28~0)| 7)) (not (<= 8 |old(~a17~0)|)) (not (= 1 |old(~a19~0)|)) (not (<= |old(~a17~0)| 8)) (= |old(~a19~0)| |old(~a25~0)|)) [2019-10-13 17:54:28,463 INFO L439 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse6 (<= ~a17~0 8)) (.cse1 (= ~a25~0 1))) (let ((.cse0 (= ~a11~0 |old(~a11~0)|)) (.cse5 (or (not (= ~a25~0 ~a19~0)) (not .cse1))) (.cse10 (= ~a28~0 |old(~a28~0)|)) (.cse11 (= ~a25~0 |old(~a25~0)|)) (.cse8 (<= ~a28~0 7)) (.cse2 (and (<= 8 ~a17~0) (= ~a19~0 1) .cse6))) (let ((.cse4 (or (and .cse8 .cse0 (= ~a17~0 |old(~a17~0)|) .cse5 (= ~a19~0 |old(~a19~0)|) .cse10 .cse11) (and .cse8 .cse2))) (.cse9 (= ~a11~0 1)) (.cse3 (not (= 1 |old(~a11~0)|))) (.cse7 (not (= ~a28~0 11)))) (or (not (<= |old(~a28~0)| 7)) (not (<= 8 |old(~a17~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse4) (and .cse0 .cse5 .cse6 .cse3 .cse7) (= |old(~a19~0)| |old(~a25~0)|) (and .cse8 .cse6 .cse9 .cse3) (and .cse0 .cse10 .cse11 .cse4) (not (= 1 |old(~a19~0)|)) (and .cse9 .cse2 .cse3 .cse7) (not (<= |old(~a17~0)| 8)) (and (<= ~a17~0 7) .cse5 .cse9 .cse3 .cse7))))) [2019-10-13 17:54:28,464 INFO L443 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2019-10-13 17:54:28,464 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2019-10-13 17:54:28,464 INFO L439 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse6 (<= ~a17~0 8)) (.cse1 (= ~a25~0 1))) (let ((.cse0 (= ~a11~0 |old(~a11~0)|)) (.cse5 (or (not (= ~a25~0 ~a19~0)) (not .cse1))) (.cse10 (= ~a28~0 |old(~a28~0)|)) (.cse11 (= ~a25~0 |old(~a25~0)|)) (.cse8 (<= ~a28~0 7)) (.cse2 (and (<= 8 ~a17~0) (= ~a19~0 1) .cse6))) (let ((.cse4 (or (and .cse8 .cse0 (= ~a17~0 |old(~a17~0)|) .cse5 (= ~a19~0 |old(~a19~0)|) .cse10 .cse11) (and .cse8 .cse2))) (.cse9 (= ~a11~0 1)) (.cse3 (not (= 1 |old(~a11~0)|))) (.cse7 (not (= ~a28~0 11)))) (or (not (<= |old(~a28~0)| 7)) (not (<= 8 |old(~a17~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse4) (and .cse0 .cse5 .cse6 .cse3 .cse7) (= |old(~a19~0)| |old(~a25~0)|) (and .cse8 .cse6 .cse9 .cse3) (and .cse0 .cse10 .cse11 .cse4) (not (= 1 |old(~a19~0)|)) (and .cse9 .cse2 .cse3 .cse7) (not (<= |old(~a17~0)| 8)) (and (<= ~a17~0 7) .cse5 .cse9 .cse3 .cse7))))) [2019-10-13 17:54:28,464 INFO L443 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2019-10-13 17:54:28,464 INFO L443 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-10-13 17:54:28,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 05:54:28 BoogieIcfgContainer [2019-10-13 17:54:28,488 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 17:54:28,490 INFO L168 Benchmark]: Toolchain (without parser) took 20360.10 ms. Allocated memory was 141.0 MB in the beginning and 451.9 MB in the end (delta: 310.9 MB). Free memory was 101.9 MB in the beginning and 280.2 MB in the end (delta: -178.2 MB). Peak memory consumption was 296.5 MB. Max. memory is 7.1 GB. [2019-10-13 17:54:28,491 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 141.0 MB. Free memory was 121.9 MB in the beginning and 121.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-13 17:54:28,494 INFO L168 Benchmark]: CACSL2BoogieTranslator took 709.35 ms. Allocated memory was 141.0 MB in the beginning and 206.0 MB in the end (delta: 65.0 MB). Free memory was 101.7 MB in the beginning and 172.5 MB in the end (delta: -70.7 MB). Peak memory consumption was 31.3 MB. Max. memory is 7.1 GB. [2019-10-13 17:54:28,494 INFO L168 Benchmark]: Boogie Preprocessor took 116.00 ms. Allocated memory is still 206.0 MB. Free memory was 172.5 MB in the beginning and 168.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-10-13 17:54:28,495 INFO L168 Benchmark]: RCFGBuilder took 1241.97 ms. Allocated memory was 206.0 MB in the beginning and 239.1 MB in the end (delta: 33.0 MB). Free memory was 167.5 MB in the beginning and 183.4 MB in the end (delta: -15.9 MB). Peak memory consumption was 82.0 MB. Max. memory is 7.1 GB. [2019-10-13 17:54:28,496 INFO L168 Benchmark]: TraceAbstraction took 18287.10 ms. Allocated memory was 239.1 MB in the beginning and 451.9 MB in the end (delta: 212.9 MB). Free memory was 183.4 MB in the beginning and 280.2 MB in the end (delta: -96.8 MB). Peak memory consumption was 279.9 MB. Max. memory is 7.1 GB. [2019-10-13 17:54:28,501 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 141.0 MB. Free memory was 121.9 MB in the beginning and 121.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 709.35 ms. Allocated memory was 141.0 MB in the beginning and 206.0 MB in the end (delta: 65.0 MB). Free memory was 101.7 MB in the beginning and 172.5 MB in the end (delta: -70.7 MB). Peak memory consumption was 31.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.00 ms. Allocated memory is still 206.0 MB. Free memory was 172.5 MB in the beginning and 168.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1241.97 ms. Allocated memory was 206.0 MB in the beginning and 239.1 MB in the end (delta: 33.0 MB). Free memory was 167.5 MB in the beginning and 183.4 MB in the end (delta: -15.9 MB). Peak memory consumption was 82.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 18287.10 ms. Allocated memory was 239.1 MB in the beginning and 451.9 MB in the end (delta: 212.9 MB). Free memory was 183.4 MB in the beginning and 280.2 MB in the end (delta: -96.8 MB). Peak memory consumption was 279.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 448]: 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: 606]: Loop Invariant Derived loop invariant: ((((((((((!(\old(a28) <= 7) || !(8 <= \old(a17))) || (((a11 == \old(a11) && a25 == 1) && (8 <= a17 && a19 == 1) && a17 <= 8) && !(1 == \old(a11)))) || (a25 == 1 && (((((((a28 <= 7 && a11 == \old(a11)) && a17 == \old(a17)) && (!(a25 == a19) || !(a25 == 1))) && a19 == \old(a19)) && a28 == \old(a28)) && a25 == \old(a25)) || (a28 <= 7 && (8 <= a17 && a19 == 1) && a17 <= 8)))) || ((((a11 == \old(a11) && (!(a25 == a19) || !(a25 == 1))) && a17 <= 8) && !(1 == \old(a11))) && !(a28 == 11))) || \old(a19) == \old(a25)) || (((a28 <= 7 && a17 <= 8) && a11 == 1) && !(1 == \old(a11)))) || (((a11 == \old(a11) && a28 == \old(a28)) && a25 == \old(a25)) && (((((((a28 <= 7 && a11 == \old(a11)) && a17 == \old(a17)) && (!(a25 == a19) || !(a25 == 1))) && a19 == \old(a19)) && a28 == \old(a28)) && a25 == \old(a25)) || (a28 <= 7 && (8 <= a17 && a19 == 1) && a17 <= 8)))) || !(1 == \old(a19))) || (((a11 == 1 && (8 <= a17 && a19 == 1) && a17 <= 8) && !(1 == \old(a11))) && !(a28 == 11))) || !(\old(a17) <= 8)) || ((((a17 <= 7 && (!(a25 == a19) || !(a25 == 1))) && a11 == 1) && !(1 == \old(a11))) && !(a28 == 11)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Result: SAFE, OverallTime: 18.1s, OverallIterations: 7, TraceHistogramMax: 4, AutomataDifference: 11.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.1s, HoareTripleCheckerStatistics: 276 SDtfs, 4253 SDslu, 364 SDs, 0 SdLazy, 7589 SolverSat, 1205 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 640 GetRequests, 568 SyntacticMatches, 2 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1692occurred in iteration=6, 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, 7 MinimizatonAttempts, 652 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 54 PreInvPairs, 90 NumberOfFragments, 744 HoareAnnotationTreeSize, 54 FomulaSimplifications, 23511 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 3556 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 1414 NumberOfCodeBlocks, 1414 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1403 ConstructedInterpolants, 0 QuantifiedInterpolants, 660649 SizeOfPredicates, 3 NumberOfNonLiveVariables, 1510 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 11 InterpolantComputations, 5 PerfectInterpolantSequences, 400/410 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...