/usr/bin/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 --traceabstraction.assert.codeblocks.term.scoring.heuristic BIGGEST_EQUIVALENCE_CLASS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 --traceabstraction.trace.refinement.strategy CAMEL_SMT_AM -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label30.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-79ed534 [2020-07-20 05:53:57,686 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2020-07-20 05:53:57,716 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 05:53:57,718 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 05:53:57,719 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 05:53:57,720 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 05:53:57,722 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 05:53:57,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 05:53:57,725 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 05:53:57,727 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 05:53:57,730 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 05:53:57,731 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 05:53:57,733 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 05:53:57,734 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 05:53:57,736 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-20 05:53:57,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 05:53:57,755 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 05:53:57,755 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 05:53:57,756 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 [2020-07-20 05:53:57,793 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 05:53:57,793 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 05:53:57,797 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 05:53:57,798 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 05:53:57,798 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 05:53:57,798 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 05:53:57,799 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 05:53:57,799 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 05:53:57,799 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 05:53:57,799 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 05:53:57,801 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 05:53:57,801 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 05:53:57,801 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 05:53:57,802 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 05:53:57,802 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 05:53:57,802 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 05:53:57,803 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 05:53:57,803 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 05:53:57,803 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 05:53:57,803 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 05:53:57,803 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 05:53:57,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 05:53:57,804 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 05:53:57,804 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 05:53:57,804 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 05:53:57,804 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 05:53:57,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 05:53:57,805 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 05:53:57,805 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 05:53:57,805 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> BIGGEST_EQUIVALENCE_CLASS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> CAMEL_SMT_AM [2020-07-20 05:53:58,190 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 05:53:58,214 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 05:53:58,219 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 05:53:58,222 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 05:53:58,223 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 05:53:58,224 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label30.c [2020-07-20 05:53:58,324 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cab90587/935776d307bb4a089d95de43dbd2a5f8/FLAG3e860993b [2020-07-20 05:53:59,049 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 05:53:59,050 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label30.c [2020-07-20 05:53:59,072 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cab90587/935776d307bb4a089d95de43dbd2a5f8/FLAG3e860993b [2020-07-20 05:53:59,245 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cab90587/935776d307bb4a089d95de43dbd2a5f8 [2020-07-20 05:53:59,255 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 05:53:59,258 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 05:53:59,259 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 05:53:59,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 05:53:59,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 05:53:59,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 05:53:59" (1/1) ... [2020-07-20 05:53:59,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53761796 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:53:59, skipping insertion in model container [2020-07-20 05:53:59,270 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 05:53:59" (1/1) ... [2020-07-20 05:53:59,280 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 05:53:59,346 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 05:53:59,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 05:53:59,941 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 05:54:00,161 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 05:54:00,183 INFO L208 MainTranslator]: Completed translation [2020-07-20 05:54:00,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:54:00 WrapperNode [2020-07-20 05:54:00,184 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 05:54:00,185 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 05:54:00,186 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 05:54:00,186 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 05:54:00,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:54:00" (1/1) ... [2020-07-20 05:54:00,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:54:00" (1/1) ... [2020-07-20 05:54:00,231 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:54:00" (1/1) ... [2020-07-20 05:54:00,231 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:54:00" (1/1) ... [2020-07-20 05:54:00,278 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:54:00" (1/1) ... [2020-07-20 05:54:00,301 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:54:00" (1/1) ... [2020-07-20 05:54:00,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:54:00" (1/1) ... [2020-07-20 05:54:00,338 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 05:54:00,339 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 05:54:00,339 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 05:54:00,341 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 05:54:00,344 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:54:00" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 05:54:00,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 05:54:00,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 05:54:00,466 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-07-20 05:54:00,466 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 05:54:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-07-20 05:54:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 05:54:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 05:54:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-20 05:54:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 05:54:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 05:54:00,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 05:54:01,826 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 05:54:01,826 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-20 05:54:01,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 05:54:01 BoogieIcfgContainer [2020-07-20 05:54:01,835 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 05:54:01,836 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 05:54:01,837 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 05:54:01,841 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 05:54:01,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 05:53:59" (1/3) ... [2020-07-20 05:54:01,842 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6042ec7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 05:54:01, skipping insertion in model container [2020-07-20 05:54:01,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:54:00" (2/3) ... [2020-07-20 05:54:01,843 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6042ec7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 05:54:01, skipping insertion in model container [2020-07-20 05:54:01,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 05:54:01" (3/3) ... [2020-07-20 05:54:01,845 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label30.c [2020-07-20 05:54:01,858 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-20 05:54:01,867 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 05:54:01,883 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 05:54:01,916 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 05:54:01,917 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 05:54:01,917 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-20 05:54:01,918 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 05:54:01,918 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 05:54:01,918 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 05:54:01,918 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 05:54:01,918 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 05:54:01,951 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2020-07-20 05:54:01,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-07-20 05:54:01,974 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 05:54:01,975 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 05:54:01,976 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 05:54:01,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 05:54:01,982 INFO L82 PathProgramCache]: Analyzing trace with hash -375142418, now seen corresponding path program 1 times [2020-07-20 05:54:01,992 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 05:54:01,993 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153873155] [2020-07-20 05:54:01,993 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@1bfdff4f [2020-07-20 05:54:02,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:54:02,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:54:02,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 05:54:02,717 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153873155] [2020-07-20 05:54:02,718 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 05:54:02,719 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-20 05:54:02,720 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201252995] [2020-07-20 05:54:02,727 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-20 05:54:02,727 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 05:54:02,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-20 05:54:02,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-20 05:54:02,752 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 5 states. [2020-07-20 05:54:04,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 05:54:04,550 INFO L93 Difference]: Finished difference Result 627 states and 1073 transitions. [2020-07-20 05:54:04,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-20 05:54:04,552 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 134 [2020-07-20 05:54:04,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 05:54:04,571 INFO L225 Difference]: With dead ends: 627 [2020-07-20 05:54:04,571 INFO L226 Difference]: Without dead ends: 327 [2020-07-20 05:54:04,580 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-07-20 05:54:04,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2020-07-20 05:54:04,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 319. [2020-07-20 05:54:04,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 319 states. [2020-07-20 05:54:04,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 480 transitions. [2020-07-20 05:54:04,669 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 480 transitions. Word has length 134 [2020-07-20 05:54:04,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 05:54:04,670 INFO L479 AbstractCegarLoop]: Abstraction has 319 states and 480 transitions. [2020-07-20 05:54:04,670 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-20 05:54:04,670 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 480 transitions. [2020-07-20 05:54:04,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-07-20 05:54:04,676 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 05:54:04,676 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 05:54:04,677 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-20 05:54:04,677 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 05:54:04,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 05:54:04,678 INFO L82 PathProgramCache]: Analyzing trace with hash -361589037, now seen corresponding path program 1 times [2020-07-20 05:54:04,678 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 05:54:04,678 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895194490] [2020-07-20 05:54:04,678 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@1bfdff4f [2020-07-20 05:54:04,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:54:04,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:54:04,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:54:04,937 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 05:54:04,937 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1895194490] [2020-07-20 05:54:04,938 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 05:54:04,938 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-20 05:54:04,938 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332551189] [2020-07-20 05:54:04,941 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-20 05:54:04,941 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 05:54:04,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-20 05:54:04,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-20 05:54:04,942 INFO L87 Difference]: Start difference. First operand 319 states and 480 transitions. Second operand 8 states. [2020-07-20 05:54:05,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 05:54:05,872 INFO L93 Difference]: Finished difference Result 635 states and 968 transitions. [2020-07-20 05:54:05,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 05:54:05,873 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 149 [2020-07-20 05:54:05,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 05:54:05,877 INFO L225 Difference]: With dead ends: 635 [2020-07-20 05:54:05,877 INFO L226 Difference]: Without dead ends: 322 [2020-07-20 05:54:05,880 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2020-07-20 05:54:05,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 322 states. [2020-07-20 05:54:05,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 322 to 310. [2020-07-20 05:54:05,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2020-07-20 05:54:05,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 437 transitions. [2020-07-20 05:54:05,907 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 437 transitions. Word has length 149 [2020-07-20 05:54:05,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 05:54:05,907 INFO L479 AbstractCegarLoop]: Abstraction has 310 states and 437 transitions. [2020-07-20 05:54:05,908 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-20 05:54:05,908 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 437 transitions. [2020-07-20 05:54:05,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-07-20 05:54:05,915 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 05:54:05,915 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 05:54:05,915 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-20 05:54:05,916 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 05:54:05,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 05:54:05,918 INFO L82 PathProgramCache]: Analyzing trace with hash -1169809146, now seen corresponding path program 1 times [2020-07-20 05:54:05,919 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 05:54:05,919 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266433499] [2020-07-20 05:54:05,919 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@1bfdff4f [2020-07-20 05:54:05,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:54:06,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:54:06,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:54:06,193 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 05:54:06,193 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266433499] [2020-07-20 05:54:06,195 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 05:54:06,195 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-20 05:54:06,196 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806711854] [2020-07-20 05:54:06,198 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-20 05:54:06,198 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 05:54:06,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-20 05:54:06,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-20 05:54:06,206 INFO L87 Difference]: Start difference. First operand 310 states and 437 transitions. Second operand 8 states. [2020-07-20 05:54:08,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 05:54:08,272 INFO L93 Difference]: Finished difference Result 1090 states and 1576 transitions. [2020-07-20 05:54:08,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-20 05:54:08,274 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 156 [2020-07-20 05:54:08,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 05:54:08,280 INFO L225 Difference]: With dead ends: 1090 [2020-07-20 05:54:08,281 INFO L226 Difference]: Without dead ends: 786 [2020-07-20 05:54:08,283 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-07-20 05:54:08,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 786 states. [2020-07-20 05:54:08,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 786 to 766. [2020-07-20 05:54:08,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 766 states. [2020-07-20 05:54:08,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 766 states and 970 transitions. [2020-07-20 05:54:08,334 INFO L78 Accepts]: Start accepts. Automaton has 766 states and 970 transitions. Word has length 156 [2020-07-20 05:54:08,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 05:54:08,334 INFO L479 AbstractCegarLoop]: Abstraction has 766 states and 970 transitions. [2020-07-20 05:54:08,334 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-20 05:54:08,335 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 970 transitions. [2020-07-20 05:54:08,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-07-20 05:54:08,339 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 05:54:08,339 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 05:54:08,340 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-20 05:54:08,340 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 05:54:08,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 05:54:08,341 INFO L82 PathProgramCache]: Analyzing trace with hash -755654274, now seen corresponding path program 1 times [2020-07-20 05:54:08,341 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 05:54:08,341 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825090453] [2020-07-20 05:54:08,341 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@1bfdff4f [2020-07-20 05:54:08,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:54:08,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:54:08,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:54:08,675 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 05:54:08,676 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825090453] [2020-07-20 05:54:08,677 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1012305365] [2020-07-20 05:54:08,677 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6c79ba88 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 05:54:08,909 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6c79ba88 issued 4 check-sat command(s) [2020-07-20 05:54:08,909 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 05:54:08,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 05:54:08,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 05:54:09,078 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 05:54:09,079 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-20 05:54:09,079 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2020-07-20 05:54:09,080 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216867758] [2020-07-20 05:54:09,081 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-20 05:54:09,081 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 05:54:09,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-20 05:54:09,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-07-20 05:54:09,082 INFO L87 Difference]: Start difference. First operand 766 states and 970 transitions. Second operand 5 states. [2020-07-20 05:54:09,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 05:54:09,922 INFO L93 Difference]: Finished difference Result 2001 states and 2613 transitions. [2020-07-20 05:54:09,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-20 05:54:09,923 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 160 [2020-07-20 05:54:09,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 05:54:09,932 INFO L225 Difference]: With dead ends: 2001 [2020-07-20 05:54:09,932 INFO L226 Difference]: Without dead ends: 1241 [2020-07-20 05:54:09,936 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2020-07-20 05:54:09,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1241 states. [2020-07-20 05:54:09,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1241 to 1073. [2020-07-20 05:54:09,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1073 states. [2020-07-20 05:54:09,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 1073 states and 1316 transitions. [2020-07-20 05:54:09,983 INFO L78 Accepts]: Start accepts. Automaton has 1073 states and 1316 transitions. Word has length 160 [2020-07-20 05:54:09,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 05:54:09,984 INFO L479 AbstractCegarLoop]: Abstraction has 1073 states and 1316 transitions. [2020-07-20 05:54:09,984 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-20 05:54:09,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1316 transitions. [2020-07-20 05:54:09,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-07-20 05:54:09,989 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 05:54:09,989 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 05:54:10,200 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 05:54:10,201 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 05:54:10,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 05:54:10,202 INFO L82 PathProgramCache]: Analyzing trace with hash 445705455, now seen corresponding path program 1 times [2020-07-20 05:54:10,203 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 05:54:10,203 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167247097] [2020-07-20 05:54:10,204 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@1bfdff4f [2020-07-20 05:54:10,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:54:10,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:54:10,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:54:10,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:54:10,436 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-07-20 05:54:10,436 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167247097] [2020-07-20 05:54:10,437 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1278556782] [2020-07-20 05:54:10,437 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2e4c293 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 [2020-07-20 05:54:10,610 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2e4c293 issued 4 check-sat command(s) [2020-07-20 05:54:10,610 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 05:54:10,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-20 05:54:10,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 05:54:10,734 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-07-20 05:54:10,734 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-20 05:54:10,735 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-07-20 05:54:10,735 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777997370] [2020-07-20 05:54:10,736 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 05:54:10,737 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 05:54:10,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 05:54:10,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 05:54:10,738 INFO L87 Difference]: Start difference. First operand 1073 states and 1316 transitions. Second operand 3 states. [2020-07-20 05:54:11,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 05:54:11,385 INFO L93 Difference]: Finished difference Result 2584 states and 3258 transitions. [2020-07-20 05:54:11,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 05:54:11,389 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 169 [2020-07-20 05:54:11,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 05:54:11,400 INFO L225 Difference]: With dead ends: 2584 [2020-07-20 05:54:11,400 INFO L226 Difference]: Without dead ends: 1217 [2020-07-20 05:54:11,405 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 05:54:11,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1217 states. [2020-07-20 05:54:11,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1217 to 1073. [2020-07-20 05:54:11,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1073 states. [2020-07-20 05:54:11,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 1073 states and 1223 transitions. [2020-07-20 05:54:11,452 INFO L78 Accepts]: Start accepts. Automaton has 1073 states and 1223 transitions. Word has length 169 [2020-07-20 05:54:11,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 05:54:11,455 INFO L479 AbstractCegarLoop]: Abstraction has 1073 states and 1223 transitions. [2020-07-20 05:54:11,456 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 05:54:11,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1223 transitions. [2020-07-20 05:54:11,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2020-07-20 05:54:11,465 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 05:54:11,467 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 05:54:11,680 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 05:54:11,681 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 05:54:11,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 05:54:11,682 INFO L82 PathProgramCache]: Analyzing trace with hash -1824373124, now seen corresponding path program 1 times [2020-07-20 05:54:11,683 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 05:54:11,683 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259952913] [2020-07-20 05:54:11,684 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@1bfdff4f [2020-07-20 05:54:11,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:54:11,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:54:11,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:54:11,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:54:11,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:54:11,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:54:11,899 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 96 proven. 43 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2020-07-20 05:54:11,900 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259952913] [2020-07-20 05:54:11,900 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2139630771] [2020-07-20 05:54:11,901 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2161ac93 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 05:54:12,060 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2161ac93 issued 4 check-sat command(s) [2020-07-20 05:54:12,060 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 05:54:12,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-20 05:54:12,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 05:54:12,303 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 142 proven. 2 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2020-07-20 05:54:12,303 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-20 05:54:12,304 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2020-07-20 05:54:12,305 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749474607] [2020-07-20 05:54:12,306 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-20 05:54:12,307 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 05:54:12,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-20 05:54:12,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-07-20 05:54:12,307 INFO L87 Difference]: Start difference. First operand 1073 states and 1223 transitions. Second operand 10 states. [2020-07-20 05:54:16,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 05:54:16,449 INFO L93 Difference]: Finished difference Result 3341 states and 3843 transitions. [2020-07-20 05:54:16,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-07-20 05:54:16,450 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 226 [2020-07-20 05:54:16,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 05:54:16,450 INFO L225 Difference]: With dead ends: 3341 [2020-07-20 05:54:16,451 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 05:54:16,461 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 281 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=200, Invalid=792, Unknown=0, NotChecked=0, Total=992 [2020-07-20 05:54:16,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 05:54:16,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 05:54:16,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 05:54:16,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 05:54:16,462 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 226 [2020-07-20 05:54:16,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 05:54:16,463 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 05:54:16,464 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-20 05:54:16,464 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 05:54:16,464 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 05:54:16,665 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 05:54:16,669 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 05:54:16,956 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 91 [2020-07-20 05:54:17,633 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 44 [2020-07-20 05:54:17,836 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 44 [2020-07-20 05:54:18,043 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 44 [2020-07-20 05:54:18,048 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 05:54:18,049 INFO L264 CegarLoopResult]: 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)|)) [2020-07-20 05:54:18,049 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 05:54:18,049 INFO L268 CegarLoopResult]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,050 INFO L268 CegarLoopResult]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,050 INFO L268 CegarLoopResult]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,050 INFO L268 CegarLoopResult]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,050 INFO L268 CegarLoopResult]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,050 INFO L268 CegarLoopResult]: For program point L234(lines 234 413) no Hoare annotation was computed. [2020-07-20 05:54:18,051 INFO L268 CegarLoopResult]: For program point L69(lines 69 413) no Hoare annotation was computed. [2020-07-20 05:54:18,051 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-07-20 05:54:18,051 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-07-20 05:54:18,051 INFO L268 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-07-20 05:54:18,051 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-07-20 05:54:18,051 INFO L268 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-07-20 05:54:18,051 INFO L268 CegarLoopResult]: For program point L202(lines 202 413) no Hoare annotation was computed. [2020-07-20 05:54:18,052 INFO L268 CegarLoopResult]: For program point L169(lines 169 413) no Hoare annotation was computed. [2020-07-20 05:54:18,052 INFO L268 CegarLoopResult]: For program point L368(lines 368 413) no Hoare annotation was computed. [2020-07-20 05:54:18,052 INFO L268 CegarLoopResult]: For program point L203(lines 203 210) no Hoare annotation was computed. [2020-07-20 05:54:18,052 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2020-07-20 05:54:18,052 INFO L268 CegarLoopResult]: For program point L38(lines 38 413) no Hoare annotation was computed. [2020-07-20 05:54:18,052 INFO L268 CegarLoopResult]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,052 INFO L268 CegarLoopResult]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,052 INFO L268 CegarLoopResult]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,052 INFO L268 CegarLoopResult]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,053 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-07-20 05:54:18,053 INFO L268 CegarLoopResult]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,053 INFO L268 CegarLoopResult]: For program point L237(lines 237 413) no Hoare annotation was computed. [2020-07-20 05:54:18,053 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-07-20 05:54:18,053 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-07-20 05:54:18,053 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-07-20 05:54:18,053 INFO L268 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-07-20 05:54:18,053 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-07-20 05:54:18,053 INFO L268 CegarLoopResult]: For program point L337(lines 337 413) no Hoare annotation was computed. [2020-07-20 05:54:18,054 INFO L268 CegarLoopResult]: For program point L238(lines 238 246) no Hoare annotation was computed. [2020-07-20 05:54:18,054 INFO L268 CegarLoopResult]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2020-07-20 05:54:18,054 INFO L268 CegarLoopResult]: For program point L139(lines 139 413) no Hoare annotation was computed. [2020-07-20 05:54:18,054 INFO L268 CegarLoopResult]: For program point L106(lines 106 413) no Hoare annotation was computed. [2020-07-20 05:54:18,054 INFO L268 CegarLoopResult]: For program point L404(lines 404 413) no Hoare annotation was computed. [2020-07-20 05:54:18,054 INFO L268 CegarLoopResult]: For program point L338(lines 338 347) no Hoare annotation was computed. [2020-07-20 05:54:18,054 INFO L268 CegarLoopResult]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2020-07-20 05:54:18,054 INFO L268 CegarLoopResult]: For program point L74(lines 74 413) no Hoare annotation was computed. [2020-07-20 05:54:18,055 INFO L268 CegarLoopResult]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,055 INFO L268 CegarLoopResult]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,055 INFO L268 CegarLoopResult]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,055 INFO L268 CegarLoopResult]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,055 INFO L268 CegarLoopResult]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,055 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 556) no Hoare annotation was computed. [2020-07-20 05:54:18,055 INFO L268 CegarLoopResult]: For program point L75(lines 75 80) no Hoare annotation was computed. [2020-07-20 05:54:18,056 INFO L268 CegarLoopResult]: For program point L42(lines 42 413) no Hoare annotation was computed. [2020-07-20 05:54:18,056 INFO L268 CegarLoopResult]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2020-07-20 05:54:18,056 INFO L268 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-07-20 05:54:18,056 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-07-20 05:54:18,056 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-07-20 05:54:18,056 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-07-20 05:54:18,056 INFO L268 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-07-20 05:54:18,057 INFO L268 CegarLoopResult]: For program point L175(lines 175 413) no Hoare annotation was computed. [2020-07-20 05:54:18,057 INFO L268 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-07-20 05:54:18,057 INFO L268 CegarLoopResult]: For program point L143(lines 143 413) no Hoare annotation was computed. [2020-07-20 05:54:18,057 INFO L268 CegarLoopResult]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,057 INFO L268 CegarLoopResult]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,057 INFO L268 CegarLoopResult]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,057 INFO L268 CegarLoopResult]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,058 INFO L268 CegarLoopResult]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,058 INFO L268 CegarLoopResult]: For program point L375(lines 375 413) no Hoare annotation was computed. [2020-07-20 05:54:18,058 INFO L268 CegarLoopResult]: For program point L309(lines 309 413) no Hoare annotation was computed. [2020-07-20 05:54:18,058 INFO L268 CegarLoopResult]: For program point L276(lines 276 413) no Hoare annotation was computed. [2020-07-20 05:54:18,058 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-07-20 05:54:18,058 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-07-20 05:54:18,058 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-07-20 05:54:18,058 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-07-20 05:54:18,059 INFO L268 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-07-20 05:54:18,059 INFO L268 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-07-20 05:54:18,059 INFO L268 CegarLoopResult]: For program point L212(lines 212 413) no Hoare annotation was computed. [2020-07-20 05:54:18,059 INFO L268 CegarLoopResult]: For program point L179(lines 179 413) no Hoare annotation was computed. [2020-07-20 05:54:18,059 INFO L268 CegarLoopResult]: For program point L113(lines 113 413) no Hoare annotation was computed. [2020-07-20 05:54:18,059 INFO L268 CegarLoopResult]: For program point L47(lines 47 413) no Hoare annotation was computed. [2020-07-20 05:54:18,059 INFO L268 CegarLoopResult]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,059 INFO L268 CegarLoopResult]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,060 INFO L268 CegarLoopResult]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,060 INFO L268 CegarLoopResult]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,060 INFO L268 CegarLoopResult]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,060 INFO L268 CegarLoopResult]: For program point L378(lines 378 413) no Hoare annotation was computed. [2020-07-20 05:54:18,060 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-07-20 05:54:18,060 INFO L268 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-07-20 05:54:18,061 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-07-20 05:54:18,061 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-07-20 05:54:18,061 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-07-20 05:54:18,061 INFO L268 CegarLoopResult]: For program point L280(lines 280 413) no Hoare annotation was computed. [2020-07-20 05:54:18,061 INFO L268 CegarLoopResult]: For program point L148(lines 148 413) no Hoare annotation was computed. [2020-07-20 05:54:18,061 INFO L268 CegarLoopResult]: For program point L82(lines 82 413) no Hoare annotation was computed. [2020-07-20 05:54:18,061 INFO L268 CegarLoopResult]: For program point L380(lines 380 413) no Hoare annotation was computed. [2020-07-20 05:54:18,062 INFO L268 CegarLoopResult]: For program point L314(lines 314 413) no Hoare annotation was computed. [2020-07-20 05:54:18,062 INFO L268 CegarLoopResult]: For program point L248(lines 248 413) no Hoare annotation was computed. [2020-07-20 05:54:18,062 INFO L268 CegarLoopResult]: For program point L215(lines 215 413) no Hoare annotation was computed. [2020-07-20 05:54:18,062 INFO L268 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-07-20 05:54:18,062 INFO L268 CegarLoopResult]: For program point L50(lines 50 413) no Hoare annotation was computed. [2020-07-20 05:54:18,062 INFO L268 CegarLoopResult]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2020-07-20 05:54:18,062 INFO L268 CegarLoopResult]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,063 INFO L268 CegarLoopResult]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,063 INFO L268 CegarLoopResult]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,063 INFO L268 CegarLoopResult]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,063 INFO L268 CegarLoopResult]: For program point L414(lines 414 416) no Hoare annotation was computed. [2020-07-20 05:54:18,063 INFO L268 CegarLoopResult]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,063 INFO L268 CegarLoopResult]: For program point L381(lines 381 387) no Hoare annotation was computed. [2020-07-20 05:54:18,063 INFO L268 CegarLoopResult]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,064 INFO L268 CegarLoopResult]: For program point L315(lines 315 326) no Hoare annotation was computed. [2020-07-20 05:54:18,064 INFO L268 CegarLoopResult]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2020-07-20 05:54:18,064 INFO L268 CegarLoopResult]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2020-07-20 05:54:18,064 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,064 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,064 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-07-20 05:54:18,064 INFO L268 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-07-20 05:54:18,064 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-07-20 05:54:18,065 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-07-20 05:54:18,065 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-07-20 05:54:18,065 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-07-20 05:54:18,065 INFO L268 CegarLoopResult]: For program point L349(lines 349 413) no Hoare annotation was computed. [2020-07-20 05:54:18,065 INFO L268 CegarLoopResult]: For program point L283(lines 283 413) no Hoare annotation was computed. [2020-07-20 05:54:18,065 INFO L268 CegarLoopResult]: For program point L218(lines 218 413) no Hoare annotation was computed. [2020-07-20 05:54:18,065 INFO L268 CegarLoopResult]: For program point L185(lines 185 413) no Hoare annotation was computed. [2020-07-20 05:54:18,065 INFO L268 CegarLoopResult]: For program point L119(lines 119 413) no Hoare annotation was computed. [2020-07-20 05:54:18,065 INFO L268 CegarLoopResult]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,065 INFO L268 CegarLoopResult]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,065 INFO L268 CegarLoopResult]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,065 INFO L268 CegarLoopResult]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,066 INFO L268 CegarLoopResult]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,066 INFO L268 CegarLoopResult]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,066 INFO L268 CegarLoopResult]: For program point L54(lines 54 413) no Hoare annotation was computed. [2020-07-20 05:54:18,066 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-07-20 05:54:18,066 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-07-20 05:54:18,066 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-07-20 05:54:18,066 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-07-20 05:54:18,066 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-07-20 05:54:18,066 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-07-20 05:54:18,066 INFO L268 CegarLoopResult]: For program point L286(lines 286 413) no Hoare annotation was computed. [2020-07-20 05:54:18,066 INFO L268 CegarLoopResult]: For program point L253(lines 253 413) no Hoare annotation was computed. [2020-07-20 05:54:18,066 INFO L268 CegarLoopResult]: For program point L187(lines 187 413) no Hoare annotation was computed. [2020-07-20 05:54:18,067 INFO L268 CegarLoopResult]: For program point L154(lines 154 413) no Hoare annotation was computed. [2020-07-20 05:54:18,067 INFO L268 CegarLoopResult]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,067 INFO L268 CegarLoopResult]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,067 INFO L268 CegarLoopResult]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,067 INFO L268 CegarLoopResult]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,067 INFO L268 CegarLoopResult]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,067 INFO L268 CegarLoopResult]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,067 INFO L268 CegarLoopResult]: For program point L354(lines 354 413) no Hoare annotation was computed. [2020-07-20 05:54:18,067 INFO L268 CegarLoopResult]: For program point L189(lines 189 413) no Hoare annotation was computed. [2020-07-20 05:54:18,067 INFO L268 CegarLoopResult]: For program point L123(lines 123 413) no Hoare annotation was computed. [2020-07-20 05:54:18,067 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-07-20 05:54:18,067 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-07-20 05:54:18,068 INFO L268 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-07-20 05:54:18,068 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-07-20 05:54:18,068 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-07-20 05:54:18,068 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-07-20 05:54:18,068 INFO L268 CegarLoopResult]: For program point L223(lines 223 413) no Hoare annotation was computed. [2020-07-20 05:54:18,068 INFO L268 CegarLoopResult]: For program point L91(lines 91 413) no Hoare annotation was computed. [2020-07-20 05:54:18,068 INFO L268 CegarLoopResult]: For program point L389(lines 389 413) no Hoare annotation was computed. [2020-07-20 05:54:18,068 INFO L268 CegarLoopResult]: For program point L191(lines 191 413) no Hoare annotation was computed. [2020-07-20 05:54:18,068 INFO L268 CegarLoopResult]: For program point L59(lines 59 413) no Hoare annotation was computed. [2020-07-20 05:54:18,068 INFO L268 CegarLoopResult]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,068 INFO L268 CegarLoopResult]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,068 INFO L268 CegarLoopResult]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,069 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse7 (= ~a11~0 |old(~a11~0)|)) (.cse8 (= ~a17~0 |old(~a17~0)|)) (.cse9 (= ~a19~0 |old(~a19~0)|)) (.cse10 (= ~a28~0 |old(~a28~0)|))) (let ((.cse5 (not (= 1 |old(~a25~0)|))) (.cse6 (and .cse7 .cse8 .cse9 .cse10 (= 1 ~a25~0))) (.cse3 (not (= 1 |old(~a19~0)|))) (.cse4 (not (<= 8 |old(~a17~0)|))) (.cse0 (and .cse7 .cse8 .cse9 .cse10 (= ~a25~0 |old(~a25~0)|))) (.cse1 (= 11 |old(~a28~0)|)) (.cse2 (not (<= |old(~a17~0)| 8)))) (and (or .cse0 (not (<= 10 |old(~a28~0)|)) .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6 .cse2) (or .cse5 .cse6 .cse1 .cse2) (or .cse3 (not (<= |old(~a28~0)| 7)) .cse0 .cse2) (or .cse4 .cse0 .cse1 .cse2)))) [2020-07-20 05:54:18,069 INFO L268 CegarLoopResult]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,069 INFO L268 CegarLoopResult]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,069 INFO L268 CegarLoopResult]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,069 INFO L268 CegarLoopResult]: For program point L291(lines 291 413) no Hoare annotation was computed. [2020-07-20 05:54:18,069 INFO L268 CegarLoopResult]: For program point L225(lines 225 413) no Hoare annotation was computed. [2020-07-20 05:54:18,069 INFO L268 CegarLoopResult]: For program point L159(lines 159 413) no Hoare annotation was computed. [2020-07-20 05:54:18,069 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-07-20 05:54:18,070 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-07-20 05:54:18,070 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-07-20 05:54:18,070 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-07-20 05:54:18,070 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-07-20 05:54:18,070 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-07-20 05:54:18,070 INFO L268 CegarLoopResult]: For program point L259(lines 259 413) no Hoare annotation was computed. [2020-07-20 05:54:18,070 INFO L268 CegarLoopResult]: For program point L293(lines 293 413) no Hoare annotation was computed. [2020-07-20 05:54:18,070 INFO L268 CegarLoopResult]: For program point L194(lines 194 413) no Hoare annotation was computed. [2020-07-20 05:54:18,071 INFO L268 CegarLoopResult]: For program point L95(lines 95 413) no Hoare annotation was computed. [2020-07-20 05:54:18,071 INFO L268 CegarLoopResult]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,071 INFO L268 CegarLoopResult]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,071 INFO L268 CegarLoopResult]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,071 INFO L268 CegarLoopResult]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,071 INFO L268 CegarLoopResult]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,071 INFO L268 CegarLoopResult]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,072 INFO L268 CegarLoopResult]: For program point L261(lines 261 413) no Hoare annotation was computed. [2020-07-20 05:54:18,072 INFO L268 CegarLoopResult]: For program point L30(lines 30 413) no Hoare annotation was computed. [2020-07-20 05:54:18,072 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-07-20 05:54:18,072 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-07-20 05:54:18,072 INFO L268 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-07-20 05:54:18,072 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-07-20 05:54:18,072 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-07-20 05:54:18,072 INFO L268 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-07-20 05:54:18,073 INFO L268 CegarLoopResult]: For program point L394(lines 394 413) no Hoare annotation was computed. [2020-07-20 05:54:18,073 INFO L268 CegarLoopResult]: For program point L361(lines 361 413) no Hoare annotation was computed. [2020-07-20 05:54:18,073 INFO L268 CegarLoopResult]: For program point L328(lines 328 413) no Hoare annotation was computed. [2020-07-20 05:54:18,073 INFO L268 CegarLoopResult]: For program point L262(lines 262 274) no Hoare annotation was computed. [2020-07-20 05:54:18,073 INFO L268 CegarLoopResult]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2020-07-20 05:54:18,073 INFO L268 CegarLoopResult]: For program point L130(lines 130 413) no Hoare annotation was computed. [2020-07-20 05:54:18,073 INFO L268 CegarLoopResult]: For program point L65(lines 65 413) no Hoare annotation was computed. [2020-07-20 05:54:18,073 INFO L268 CegarLoopResult]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2020-07-20 05:54:18,073 INFO L268 CegarLoopResult]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,074 INFO L268 CegarLoopResult]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,074 INFO L268 CegarLoopResult]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,074 INFO L268 CegarLoopResult]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,074 INFO L268 CegarLoopResult]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2020-07-20 05:54:18,074 INFO L268 CegarLoopResult]: For program point L297(lines 297 413) no Hoare annotation was computed. [2020-07-20 05:54:18,074 INFO L268 CegarLoopResult]: For program point L198(lines 198 413) no Hoare annotation was computed. [2020-07-20 05:54:18,074 INFO L268 CegarLoopResult]: For program point L165(lines 165 413) no Hoare annotation was computed. [2020-07-20 05:54:18,075 INFO L268 CegarLoopResult]: For program point L99(lines 99 413) no Hoare annotation was computed. [2020-07-20 05:54:18,075 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-07-20 05:54:18,075 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-07-20 05:54:18,075 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-07-20 05:54:18,075 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-07-20 05:54:18,075 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-07-20 05:54:18,075 INFO L268 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-07-20 05:54:18,076 INFO L268 CegarLoopResult]: For program point L331(lines 331 413) no Hoare annotation was computed. [2020-07-20 05:54:18,076 INFO L268 CegarLoopResult]: For program point L298(lines 298 307) no Hoare annotation was computed. [2020-07-20 05:54:18,076 INFO L268 CegarLoopResult]: For program point L232(lines 232 413) no Hoare annotation was computed. [2020-07-20 05:54:18,076 INFO L268 CegarLoopResult]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2020-07-20 05:54:18,076 INFO L268 CegarLoopResult]: For program point L398(lines 398 413) no Hoare annotation was computed. [2020-07-20 05:54:18,076 INFO L268 CegarLoopResult]: For program point L332(lines 332 335) no Hoare annotation was computed. [2020-07-20 05:54:18,076 INFO L268 CegarLoopResult]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2020-07-20 05:54:18,077 INFO L268 CegarLoopResult]: For program point L134(lines 134 413) no Hoare annotation was computed. [2020-07-20 05:54:18,077 INFO L268 CegarLoopResult]: For program point L35(lines 35 413) no Hoare annotation was computed. [2020-07-20 05:54:18,077 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 05:54:18,077 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~a19~0) (<= ~a17~0 8) (<= 8 ~a17~0) (<= ~a28~0 7)) [2020-07-20 05:54:18,077 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 05:54:18,077 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 05:54:18,078 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 |old(~a19~0)|)) (not (<= |old(~a28~0)| 7)) (not (<= 8 |old(~a17~0)|)) (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(~a17~0)| 8))) [2020-07-20 05:54:18,078 INFO L264 CegarLoopResult]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse2 (<= 8 ~a17~0)) (.cse0 (= 1 ~a19~0)) (.cse4 (= 1 ~a25~0)) (.cse5 (not (= 11 ~a28~0))) (.cse1 (<= ~a17~0 8)) (.cse3 (not (= 1 |old(~a25~0)|))) (.cse6 (<= 10 ~a28~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 1 |old(~a19~0)|)) (and .cse5 .cse1 .cse2 .cse3) (not (<= |old(~a28~0)| 7)) (and .cse0 .cse5 .cse1 .cse6) (not (<= 8 |old(~a17~0)|)) (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)|)) (and .cse5 .cse1 .cse3 .cse4) (not (<= |old(~a17~0)| 8)) (and .cse5 .cse1 .cse3 .cse6))) [2020-07-20 05:54:18,078 INFO L268 CegarLoopResult]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2020-07-20 05:54:18,078 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2020-07-20 05:54:18,078 INFO L264 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: (let ((.cse2 (<= 8 ~a17~0)) (.cse0 (= 1 ~a19~0)) (.cse4 (= 1 ~a25~0)) (.cse5 (not (= 11 ~a28~0))) (.cse1 (<= ~a17~0 8)) (.cse3 (not (= 1 |old(~a25~0)|))) (.cse6 (<= 10 ~a28~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 1 |old(~a19~0)|)) (and .cse5 .cse1 .cse2 .cse3) (not (<= |old(~a28~0)| 7)) (and .cse0 .cse5 .cse1 .cse6) (not (<= 8 |old(~a17~0)|)) (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)|)) (and .cse5 .cse1 .cse3 .cse4) (not (<= |old(~a17~0)| 8)) (and .cse5 .cse1 .cse3 .cse6))) [2020-07-20 05:54:18,079 INFO L268 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-07-20 05:54:18,079 INFO L268 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-07-20 05:54:18,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 05:54:18 BoogieIcfgContainer [2020-07-20 05:54:18,111 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 05:54:18,113 INFO L168 Benchmark]: Toolchain (without parser) took 18856.68 ms. Allocated memory was 141.0 MB in the beginning and 474.5 MB in the end (delta: 333.4 MB). Free memory was 97.3 MB in the beginning and 224.5 MB in the end (delta: -127.3 MB). Peak memory consumption was 353.1 MB. Max. memory is 7.1 GB. [2020-07-20 05:54:18,114 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 141.0 MB. Free memory was 117.1 MB in the beginning and 116.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-20 05:54:18,115 INFO L168 Benchmark]: CACSL2BoogieTranslator took 925.50 ms. Allocated memory was 141.0 MB in the beginning and 202.9 MB in the end (delta: 61.9 MB). Free memory was 96.9 MB in the beginning and 173.3 MB in the end (delta: -76.4 MB). Peak memory consumption was 35.8 MB. Max. memory is 7.1 GB. [2020-07-20 05:54:18,116 INFO L168 Benchmark]: Boogie Preprocessor took 152.95 ms. Allocated memory is still 202.9 MB. Free memory was 173.3 MB in the beginning and 168.6 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2020-07-20 05:54:18,117 INFO L168 Benchmark]: RCFGBuilder took 1496.02 ms. Allocated memory was 202.9 MB in the beginning and 227.0 MB in the end (delta: 24.1 MB). Free memory was 168.6 MB in the beginning and 184.3 MB in the end (delta: -15.7 MB). Peak memory consumption was 96.1 MB. Max. memory is 7.1 GB. [2020-07-20 05:54:18,118 INFO L168 Benchmark]: TraceAbstraction took 16274.98 ms. Allocated memory was 227.0 MB in the beginning and 474.5 MB in the end (delta: 247.5 MB). Free memory was 184.3 MB in the beginning and 224.5 MB in the end (delta: -40.3 MB). Peak memory consumption was 354.1 MB. Max. memory is 7.1 GB. [2020-07-20 05:54:18,123 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 141.0 MB. Free memory was 117.1 MB in the beginning and 116.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 925.50 ms. Allocated memory was 141.0 MB in the beginning and 202.9 MB in the end (delta: 61.9 MB). Free memory was 96.9 MB in the beginning and 173.3 MB in the end (delta: -76.4 MB). Peak memory consumption was 35.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 152.95 ms. Allocated memory is still 202.9 MB. Free memory was 173.3 MB in the beginning and 168.6 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1496.02 ms. Allocated memory was 202.9 MB in the beginning and 227.0 MB in the end (delta: 24.1 MB). Free memory was 168.6 MB in the beginning and 184.3 MB in the end (delta: -15.7 MB). Peak memory consumption was 96.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 16274.98 ms. Allocated memory was 227.0 MB in the beginning and 474.5 MB in the end (delta: 247.5 MB). Free memory was 184.3 MB in the beginning and 224.5 MB in the end (delta: -40.3 MB). Peak memory consumption was 354.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 556]: 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: ((((((((((((1 == a19 && a17 <= 8) && 8 <= a17) && !(1 == \old(a25))) && 1 == a25) || !(1 == \old(a19))) || (((!(11 == a28) && a17 <= 8) && 8 <= a17) && !(1 == \old(a25)))) || !(\old(a28) <= 7)) || (((1 == a19 && !(11 == a28)) && a17 <= 8) && 10 <= a28)) || !(8 <= \old(a17))) || ((((a11 == \old(a11) && a17 == \old(a17)) && a19 == \old(a19)) && a28 == \old(a28)) && a25 == \old(a25))) || (((!(11 == a28) && a17 <= 8) && !(1 == \old(a25))) && 1 == a25)) || !(\old(a17) <= 8)) || (((!(11 == a28) && a17 <= 8) && !(1 == \old(a25))) && 10 <= a28) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.7s, OverallIterations: 6, TraceHistogramMax: 5, AutomataDifference: 10.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 411 SDtfs, 3444 SDslu, 364 SDs, 0 SdLazy, 6309 SolverSat, 1121 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 663 GetRequests, 594 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 274 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1073occurred in iteration=4, 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, 6 MinimizatonAttempts, 352 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 47 PreInvPairs, 81 NumberOfFragments, 464 HoareAnnotationTreeSize, 47 FomulaSimplifications, 19848 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1797 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 1549 NumberOfCodeBlocks, 1549 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 1540 ConstructedInterpolants, 0 QuantifiedInterpolants, 789134 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1357 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 9 InterpolantComputations, 5 PerfectInterpolantSequences, 479/527 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...