/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 NUM_FUNCTIONS --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/psyco/psyco_accelerometer_1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-79ed534 [2020-07-19 23:33:22,124 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-19 23:33:22,127 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-19 23:33:22,148 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-07-19 23:33:22,177 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-19 23:33:22,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-19 23:33:22,182 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-19 23:33:22,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-19 23:33:22,186 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-19 23:33:22,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-19 23:33:22,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-19 23:33:22,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-19 23:33:22,200 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-19 23:33:22,206 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-19 23:33:22,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-19 23:33:22,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-19 23:33:22,211 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-19 23:33:22,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-19 23:33:22,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-19 23:33:22,227 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-19 23:33:22,228 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 [2020-07-19 23:33:22,264 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-19 23:33:22,264 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-19 23:33:22,265 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-19 23:33:22,266 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-19 23:33:22,266 INFO L138 SettingsManager]: * Use SBE=true [2020-07-19 23:33:22,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-19 23:33:22,266 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-19 23:33:22,266 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-19 23:33:22,267 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-19 23:33:22,267 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-19 23:33:22,267 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-19 23:33:22,267 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-19 23:33:22,267 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-19 23:33:22,268 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-19 23:33:22,268 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-19 23:33:22,268 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-19 23:33:22,268 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-19 23:33:22,268 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-19 23:33:22,269 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-19 23:33:22,269 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-19 23:33:22,269 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-19 23:33:22,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-19 23:33:22,269 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-19 23:33:22,270 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-19 23:33:22,270 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-19 23:33:22,270 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-19 23:33:22,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-19 23:33:22,270 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-19 23:33:22,270 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-19 23:33:22,271 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS 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 [2020-07-19 23:33:22,606 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-19 23:33:22,626 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-19 23:33:22,631 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-19 23:33:22,635 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-19 23:33:22,636 INFO L275 PluginConnector]: CDTParser initialized [2020-07-19 23:33:22,637 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/psyco/psyco_accelerometer_1.c [2020-07-19 23:33:22,731 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a264e3a57/34909cc0cc694084a50f739ceeb4422e/FLAGf2abfc1a5 [2020-07-19 23:33:23,651 INFO L306 CDTParser]: Found 1 translation units. [2020-07-19 23:33:23,653 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/psyco/psyco_accelerometer_1.c [2020-07-19 23:33:23,714 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a264e3a57/34909cc0cc694084a50f739ceeb4422e/FLAGf2abfc1a5 [2020-07-19 23:33:24,123 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a264e3a57/34909cc0cc694084a50f739ceeb4422e [2020-07-19 23:33:24,134 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-19 23:33:24,137 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-19 23:33:24,138 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-19 23:33:24,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-19 23:33:24,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-19 23:33:24,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:33:24" (1/1) ... [2020-07-19 23:33:24,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eda3b5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:33:24, skipping insertion in model container [2020-07-19 23:33:24,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:33:24" (1/1) ... [2020-07-19 23:33:24,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-19 23:33:24,273 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-19 23:33:25,233 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 23:33:25,249 INFO L203 MainTranslator]: Completed pre-run [2020-07-19 23:33:25,625 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 23:33:25,648 INFO L208 MainTranslator]: Completed translation [2020-07-19 23:33:25,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:33:25 WrapperNode [2020-07-19 23:33:25,649 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-19 23:33:25,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-19 23:33:25,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-19 23:33:25,652 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-19 23:33:25,672 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:33:25" (1/1) ... [2020-07-19 23:33:25,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:33:25" (1/1) ... [2020-07-19 23:33:25,742 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:33:25" (1/1) ... [2020-07-19 23:33:25,743 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:33:25" (1/1) ... [2020-07-19 23:33:25,839 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:33:25" (1/1) ... [2020-07-19 23:33:25,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:33:25" (1/1) ... [2020-07-19 23:33:25,917 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:33:25" (1/1) ... [2020-07-19 23:33:25,945 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-19 23:33:25,946 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-19 23:33:25,946 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-19 23:33:25,947 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-19 23:33:25,949 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:33:25" (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 [2020-07-19 23:33:26,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-19 23:33:26,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-19 23:33:26,027 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-19 23:33:26,027 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-19 23:33:26,028 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-19 23:33:26,028 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-19 23:33:26,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-19 23:33:26,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-19 23:33:28,031 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-19 23:33:28,031 INFO L295 CfgBuilder]: Removed 21 assume(true) statements. [2020-07-19 23:33:28,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 11:33:28 BoogieIcfgContainer [2020-07-19 23:33:28,048 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-19 23:33:28,050 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-19 23:33:28,050 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-19 23:33:28,054 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-19 23:33:28,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 11:33:24" (1/3) ... [2020-07-19 23:33:28,057 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@244ee7f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 11:33:28, skipping insertion in model container [2020-07-19 23:33:28,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:33:25" (2/3) ... [2020-07-19 23:33:28,059 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@244ee7f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 11:33:28, skipping insertion in model container [2020-07-19 23:33:28,059 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 11:33:28" (3/3) ... [2020-07-19 23:33:28,065 INFO L109 eAbstractionObserver]: Analyzing ICFG psyco_accelerometer_1.c [2020-07-19 23:33:28,080 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-19 23:33:28,099 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-19 23:33:28,116 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-19 23:33:28,153 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-19 23:33:28,154 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-19 23:33:28,154 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-19 23:33:28,154 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-19 23:33:28,155 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-19 23:33:28,155 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-19 23:33:28,155 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-19 23:33:28,156 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-19 23:33:28,193 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states. [2020-07-19 23:33:28,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-07-19 23:33:28,209 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 23:33:28,211 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 23:33:28,211 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 23:33:28,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 23:33:28,220 INFO L82 PathProgramCache]: Analyzing trace with hash -358841446, now seen corresponding path program 1 times [2020-07-19 23:33:28,233 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 23:33:28,235 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678190108] [2020-07-19 23:33:28,236 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@32a77c2d [2020-07-19 23:33:28,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:33:28,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:33:28,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 23:33:28,525 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678190108] [2020-07-19 23:33:28,527 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 23:33:28,527 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-19 23:33:28,529 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189457360] [2020-07-19 23:33:28,537 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-19 23:33:28,537 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 23:33:28,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-19 23:33:28,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-19 23:33:28,558 INFO L87 Difference]: Start difference. First operand 242 states. Second operand 3 states. [2020-07-19 23:33:28,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 23:33:28,651 INFO L93 Difference]: Finished difference Result 469 states and 916 transitions. [2020-07-19 23:33:28,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-19 23:33:28,654 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2020-07-19 23:33:28,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 23:33:28,673 INFO L225 Difference]: With dead ends: 469 [2020-07-19 23:33:28,674 INFO L226 Difference]: Without dead ends: 228 [2020-07-19 23:33:28,680 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-19 23:33:28,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2020-07-19 23:33:28,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2020-07-19 23:33:28,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2020-07-19 23:33:28,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 397 transitions. [2020-07-19 23:33:28,762 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 397 transitions. Word has length 13 [2020-07-19 23:33:28,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 23:33:28,763 INFO L479 AbstractCegarLoop]: Abstraction has 228 states and 397 transitions. [2020-07-19 23:33:28,764 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-19 23:33:28,764 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 397 transitions. [2020-07-19 23:33:28,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-07-19 23:33:28,765 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 23:33:28,766 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 23:33:28,766 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-19 23:33:28,766 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 23:33:28,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 23:33:28,767 INFO L82 PathProgramCache]: Analyzing trace with hash -2001683715, now seen corresponding path program 1 times [2020-07-19 23:33:28,768 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 23:33:28,768 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016288839] [2020-07-19 23:33:28,768 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@32a77c2d [2020-07-19 23:33:28,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:33:28,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:33:28,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 23:33:28,888 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016288839] [2020-07-19 23:33:28,888 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 23:33:28,889 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-19 23:33:28,889 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517913605] [2020-07-19 23:33:28,892 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-19 23:33:28,893 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 23:33:28,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-19 23:33:28,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-19 23:33:28,894 INFO L87 Difference]: Start difference. First operand 228 states and 397 transitions. Second operand 4 states. [2020-07-19 23:33:30,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 23:33:30,163 INFO L93 Difference]: Finished difference Result 453 states and 792 transitions. [2020-07-19 23:33:30,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-19 23:33:30,164 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2020-07-19 23:33:30,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 23:33:30,167 INFO L225 Difference]: With dead ends: 453 [2020-07-19 23:33:30,167 INFO L226 Difference]: Without dead ends: 231 [2020-07-19 23:33:30,170 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-19 23:33:30,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2020-07-19 23:33:30,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 231. [2020-07-19 23:33:30,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2020-07-19 23:33:30,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 400 transitions. [2020-07-19 23:33:30,191 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 400 transitions. Word has length 14 [2020-07-19 23:33:30,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 23:33:30,191 INFO L479 AbstractCegarLoop]: Abstraction has 231 states and 400 transitions. [2020-07-19 23:33:30,192 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-19 23:33:30,192 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 400 transitions. [2020-07-19 23:33:30,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-07-19 23:33:30,193 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 23:33:30,193 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 23:33:30,194 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-19 23:33:30,194 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 23:33:30,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 23:33:30,194 INFO L82 PathProgramCache]: Analyzing trace with hash 912246429, now seen corresponding path program 1 times [2020-07-19 23:33:30,195 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 23:33:30,195 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993706341] [2020-07-19 23:33:30,195 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@32a77c2d [2020-07-19 23:33:30,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:33:30,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:33:30,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 23:33:30,281 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993706341] [2020-07-19 23:33:30,281 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 23:33:30,282 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-19 23:33:30,282 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105443422] [2020-07-19 23:33:30,282 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-19 23:33:30,283 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 23:33:30,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-19 23:33:30,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-19 23:33:30,283 INFO L87 Difference]: Start difference. First operand 231 states and 400 transitions. Second operand 4 states. [2020-07-19 23:33:30,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 23:33:30,503 INFO L93 Difference]: Finished difference Result 440 states and 773 transitions. [2020-07-19 23:33:30,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-19 23:33:30,504 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2020-07-19 23:33:30,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 23:33:30,506 INFO L225 Difference]: With dead ends: 440 [2020-07-19 23:33:30,507 INFO L226 Difference]: Without dead ends: 216 [2020-07-19 23:33:30,508 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-19 23:33:30,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2020-07-19 23:33:30,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 216. [2020-07-19 23:33:30,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2020-07-19 23:33:30,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 378 transitions. [2020-07-19 23:33:30,524 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 378 transitions. Word has length 19 [2020-07-19 23:33:30,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 23:33:30,524 INFO L479 AbstractCegarLoop]: Abstraction has 216 states and 378 transitions. [2020-07-19 23:33:30,524 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-19 23:33:30,524 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 378 transitions. [2020-07-19 23:33:30,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-07-19 23:33:30,526 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 23:33:30,526 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 23:33:30,526 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-19 23:33:30,527 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 23:33:30,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 23:33:30,527 INFO L82 PathProgramCache]: Analyzing trace with hash 1491178682, now seen corresponding path program 1 times [2020-07-19 23:33:30,527 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 23:33:30,528 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697747329] [2020-07-19 23:33:30,528 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@32a77c2d [2020-07-19 23:33:30,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:33:30,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:33:30,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 23:33:30,636 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697747329] [2020-07-19 23:33:30,637 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 23:33:30,637 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-19 23:33:30,637 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806286271] [2020-07-19 23:33:30,638 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-19 23:33:30,638 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 23:33:30,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-19 23:33:30,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-19 23:33:30,639 INFO L87 Difference]: Start difference. First operand 216 states and 378 transitions. Second operand 4 states. [2020-07-19 23:33:31,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 23:33:31,840 INFO L93 Difference]: Finished difference Result 618 states and 1102 transitions. [2020-07-19 23:33:31,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-19 23:33:31,841 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2020-07-19 23:33:31,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 23:33:31,844 INFO L225 Difference]: With dead ends: 618 [2020-07-19 23:33:31,845 INFO L226 Difference]: Without dead ends: 410 [2020-07-19 23:33:31,846 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-19 23:33:31,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 410 states. [2020-07-19 23:33:31,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 410 to 404. [2020-07-19 23:33:31,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 404 states. [2020-07-19 23:33:31,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 404 states and 722 transitions. [2020-07-19 23:33:31,866 INFO L78 Accepts]: Start accepts. Automaton has 404 states and 722 transitions. Word has length 22 [2020-07-19 23:33:31,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 23:33:31,867 INFO L479 AbstractCegarLoop]: Abstraction has 404 states and 722 transitions. [2020-07-19 23:33:31,867 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-19 23:33:31,867 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 722 transitions. [2020-07-19 23:33:31,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-07-19 23:33:31,869 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 23:33:31,869 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 23:33:31,869 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-19 23:33:31,869 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 23:33:31,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 23:33:31,870 INFO L82 PathProgramCache]: Analyzing trace with hash 1582631867, now seen corresponding path program 1 times [2020-07-19 23:33:31,870 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 23:33:31,871 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922910120] [2020-07-19 23:33:31,871 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@32a77c2d [2020-07-19 23:33:31,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:33:31,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:33:31,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 23:33:31,940 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922910120] [2020-07-19 23:33:31,940 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 23:33:31,940 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-19 23:33:31,941 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119426523] [2020-07-19 23:33:31,941 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-19 23:33:31,942 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 23:33:31,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-19 23:33:31,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-19 23:33:31,943 INFO L87 Difference]: Start difference. First operand 404 states and 722 transitions. Second operand 4 states. [2020-07-19 23:33:32,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 23:33:32,909 INFO L93 Difference]: Finished difference Result 640 states and 1134 transitions. [2020-07-19 23:33:32,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-19 23:33:32,909 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 23 [2020-07-19 23:33:32,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 23:33:32,912 INFO L225 Difference]: With dead ends: 640 [2020-07-19 23:33:32,913 INFO L226 Difference]: Without dead ends: 248 [2020-07-19 23:33:32,914 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-19 23:33:32,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2020-07-19 23:33:32,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 246. [2020-07-19 23:33:32,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2020-07-19 23:33:32,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 422 transitions. [2020-07-19 23:33:32,926 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 422 transitions. Word has length 23 [2020-07-19 23:33:32,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 23:33:32,926 INFO L479 AbstractCegarLoop]: Abstraction has 246 states and 422 transitions. [2020-07-19 23:33:32,926 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-19 23:33:32,926 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 422 transitions. [2020-07-19 23:33:32,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-07-19 23:33:32,927 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 23:33:32,928 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 23:33:32,928 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-19 23:33:32,928 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 23:33:32,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 23:33:32,929 INFO L82 PathProgramCache]: Analyzing trace with hash -1006681014, now seen corresponding path program 1 times [2020-07-19 23:33:32,929 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 23:33:32,929 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269404307] [2020-07-19 23:33:32,930 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@32a77c2d [2020-07-19 23:33:32,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:33:33,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:33:33,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 23:33:33,017 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269404307] [2020-07-19 23:33:33,017 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 23:33:33,018 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-19 23:33:33,018 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991931455] [2020-07-19 23:33:33,018 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-19 23:33:33,019 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 23:33:33,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-19 23:33:33,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-19 23:33:33,019 INFO L87 Difference]: Start difference. First operand 246 states and 422 transitions. Second operand 4 states. [2020-07-19 23:33:33,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 23:33:33,331 INFO L93 Difference]: Finished difference Result 248 states and 423 transitions. [2020-07-19 23:33:33,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-19 23:33:33,333 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 23 [2020-07-19 23:33:33,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 23:33:33,335 INFO L225 Difference]: With dead ends: 248 [2020-07-19 23:33:33,335 INFO L226 Difference]: Without dead ends: 246 [2020-07-19 23:33:33,336 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-19 23:33:33,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-07-19 23:33:33,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 246. [2020-07-19 23:33:33,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2020-07-19 23:33:33,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 414 transitions. [2020-07-19 23:33:33,347 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 414 transitions. Word has length 23 [2020-07-19 23:33:33,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 23:33:33,348 INFO L479 AbstractCegarLoop]: Abstraction has 246 states and 414 transitions. [2020-07-19 23:33:33,348 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-19 23:33:33,348 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 414 transitions. [2020-07-19 23:33:33,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-07-19 23:33:33,349 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 23:33:33,349 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-07-19 23:33:33,350 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-19 23:33:33,350 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 23:33:33,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 23:33:33,351 INFO L82 PathProgramCache]: Analyzing trace with hash 1124944987, now seen corresponding path program 1 times [2020-07-19 23:33:33,351 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 23:33:33,351 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664262263] [2020-07-19 23:33:33,351 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@32a77c2d [2020-07-19 23:33:33,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:33:33,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:33:33,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 23:33:33,481 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664262263] [2020-07-19 23:33:33,481 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 23:33:33,482 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-19 23:33:33,482 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064867145] [2020-07-19 23:33:33,482 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-19 23:33:33,483 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 23:33:33,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-19 23:33:33,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-19 23:33:33,486 INFO L87 Difference]: Start difference. First operand 246 states and 414 transitions. Second operand 4 states. [2020-07-19 23:33:34,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 23:33:34,717 INFO L93 Difference]: Finished difference Result 653 states and 1108 transitions. [2020-07-19 23:33:34,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-19 23:33:34,720 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2020-07-19 23:33:34,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 23:33:34,725 INFO L225 Difference]: With dead ends: 653 [2020-07-19 23:33:34,726 INFO L226 Difference]: Without dead ends: 415 [2020-07-19 23:33:34,729 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-19 23:33:34,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 415 states. [2020-07-19 23:33:34,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 415 to 402. [2020-07-19 23:33:34,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 402 states. [2020-07-19 23:33:34,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 614 transitions. [2020-07-19 23:33:34,754 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 614 transitions. Word has length 26 [2020-07-19 23:33:34,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 23:33:34,757 INFO L479 AbstractCegarLoop]: Abstraction has 402 states and 614 transitions. [2020-07-19 23:33:34,757 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-19 23:33:34,757 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 614 transitions. [2020-07-19 23:33:34,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-07-19 23:33:34,769 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 23:33:34,769 INFO L422 BasicCegarLoop]: trace histogram [3, 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] [2020-07-19 23:33:34,769 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-19 23:33:34,769 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 23:33:34,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 23:33:34,770 INFO L82 PathProgramCache]: Analyzing trace with hash -1803598039, now seen corresponding path program 1 times [2020-07-19 23:33:34,770 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 23:33:34,771 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790308665] [2020-07-19 23:33:34,771 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@32a77c2d [2020-07-19 23:33:34,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:33:34,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:33:34,909 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-07-19 23:33:34,909 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790308665] [2020-07-19 23:33:34,910 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 23:33:34,910 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-19 23:33:34,910 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764869938] [2020-07-19 23:33:34,911 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-19 23:33:34,911 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 23:33:34,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-19 23:33:34,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-19 23:33:34,912 INFO L87 Difference]: Start difference. First operand 402 states and 614 transitions. Second operand 4 states. [2020-07-19 23:33:35,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 23:33:35,112 INFO L93 Difference]: Finished difference Result 733 states and 1129 transitions. [2020-07-19 23:33:35,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-19 23:33:35,113 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 36 [2020-07-19 23:33:35,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 23:33:35,116 INFO L225 Difference]: With dead ends: 733 [2020-07-19 23:33:35,116 INFO L226 Difference]: Without dead ends: 343 [2020-07-19 23:33:35,120 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-19 23:33:35,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2020-07-19 23:33:35,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 343. [2020-07-19 23:33:35,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 343 states. [2020-07-19 23:33:35,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 343 states and 526 transitions. [2020-07-19 23:33:35,140 INFO L78 Accepts]: Start accepts. Automaton has 343 states and 526 transitions. Word has length 36 [2020-07-19 23:33:35,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 23:33:35,140 INFO L479 AbstractCegarLoop]: Abstraction has 343 states and 526 transitions. [2020-07-19 23:33:35,140 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-19 23:33:35,140 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 526 transitions. [2020-07-19 23:33:35,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-07-19 23:33:35,142 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 23:33:35,142 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-07-19 23:33:35,142 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-19 23:33:35,143 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 23:33:35,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 23:33:35,143 INFO L82 PathProgramCache]: Analyzing trace with hash -1771198676, now seen corresponding path program 1 times [2020-07-19 23:33:35,143 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 23:33:35,144 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139630394] [2020-07-19 23:33:35,144 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@32a77c2d [2020-07-19 23:33:35,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:33:35,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:33:35,229 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-07-19 23:33:35,230 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139630394] [2020-07-19 23:33:35,230 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 23:33:35,231 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-19 23:33:35,231 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709866631] [2020-07-19 23:33:35,232 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-19 23:33:35,232 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 23:33:35,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-19 23:33:35,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-19 23:33:35,233 INFO L87 Difference]: Start difference. First operand 343 states and 526 transitions. Second operand 4 states. [2020-07-19 23:33:35,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 23:33:35,452 INFO L93 Difference]: Finished difference Result 668 states and 1033 transitions. [2020-07-19 23:33:35,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-19 23:33:35,455 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2020-07-19 23:33:35,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 23:33:35,458 INFO L225 Difference]: With dead ends: 668 [2020-07-19 23:33:35,458 INFO L226 Difference]: Without dead ends: 337 [2020-07-19 23:33:35,460 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-19 23:33:35,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2020-07-19 23:33:35,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 337. [2020-07-19 23:33:35,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 337 states. [2020-07-19 23:33:35,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 506 transitions. [2020-07-19 23:33:35,474 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 506 transitions. Word has length 37 [2020-07-19 23:33:35,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 23:33:35,475 INFO L479 AbstractCegarLoop]: Abstraction has 337 states and 506 transitions. [2020-07-19 23:33:35,475 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-19 23:33:35,475 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 506 transitions. [2020-07-19 23:33:35,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-07-19 23:33:35,476 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 23:33:35,477 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-07-19 23:33:35,477 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-19 23:33:35,477 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 23:33:35,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 23:33:35,478 INFO L82 PathProgramCache]: Analyzing trace with hash -2025838196, now seen corresponding path program 1 times [2020-07-19 23:33:35,478 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 23:33:35,478 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332235004] [2020-07-19 23:33:35,479 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@32a77c2d [2020-07-19 23:33:35,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:33:35,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:33:35,566 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-07-19 23:33:35,566 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332235004] [2020-07-19 23:33:35,567 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 23:33:35,567 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-19 23:33:35,567 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924632585] [2020-07-19 23:33:35,568 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-19 23:33:35,568 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 23:33:35,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-19 23:33:35,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-19 23:33:35,569 INFO L87 Difference]: Start difference. First operand 337 states and 506 transitions. Second operand 4 states. [2020-07-19 23:33:36,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 23:33:36,510 INFO L93 Difference]: Finished difference Result 380 states and 547 transitions. [2020-07-19 23:33:36,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-19 23:33:36,511 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 41 [2020-07-19 23:33:36,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 23:33:36,516 INFO L225 Difference]: With dead ends: 380 [2020-07-19 23:33:36,516 INFO L226 Difference]: Without dead ends: 343 [2020-07-19 23:33:36,517 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-19 23:33:36,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2020-07-19 23:33:36,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 337. [2020-07-19 23:33:36,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 337 states. [2020-07-19 23:33:36,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 470 transitions. [2020-07-19 23:33:36,533 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 470 transitions. Word has length 41 [2020-07-19 23:33:36,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 23:33:36,534 INFO L479 AbstractCegarLoop]: Abstraction has 337 states and 470 transitions. [2020-07-19 23:33:36,534 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-19 23:33:36,534 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 470 transitions. [2020-07-19 23:33:36,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-07-19 23:33:36,536 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 23:33:36,536 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-07-19 23:33:36,536 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-07-19 23:33:36,537 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 23:33:36,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 23:33:36,537 INFO L82 PathProgramCache]: Analyzing trace with hash -197451388, now seen corresponding path program 1 times [2020-07-19 23:33:36,537 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 23:33:36,538 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683826805] [2020-07-19 23:33:36,538 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@32a77c2d [2020-07-19 23:33:36,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:33:36,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:33:36,628 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-07-19 23:33:36,629 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683826805] [2020-07-19 23:33:36,629 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 23:33:36,629 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-19 23:33:36,630 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648760486] [2020-07-19 23:33:36,630 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-19 23:33:36,630 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 23:33:36,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-19 23:33:36,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-19 23:33:36,631 INFO L87 Difference]: Start difference. First operand 337 states and 470 transitions. Second operand 4 states. [2020-07-19 23:33:36,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 23:33:36,932 INFO L93 Difference]: Finished difference Result 639 states and 892 transitions. [2020-07-19 23:33:36,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-19 23:33:36,933 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 42 [2020-07-19 23:33:36,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 23:33:36,935 INFO L225 Difference]: With dead ends: 639 [2020-07-19 23:33:36,936 INFO L226 Difference]: Without dead ends: 314 [2020-07-19 23:33:36,937 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-19 23:33:36,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2020-07-19 23:33:36,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 314. [2020-07-19 23:33:36,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314 states. [2020-07-19 23:33:36,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 433 transitions. [2020-07-19 23:33:36,949 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 433 transitions. Word has length 42 [2020-07-19 23:33:36,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 23:33:36,949 INFO L479 AbstractCegarLoop]: Abstraction has 314 states and 433 transitions. [2020-07-19 23:33:36,949 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-19 23:33:36,950 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 433 transitions. [2020-07-19 23:33:36,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-07-19 23:33:36,950 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 23:33:36,951 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-07-19 23:33:36,951 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-07-19 23:33:36,951 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 23:33:36,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 23:33:36,952 INFO L82 PathProgramCache]: Analyzing trace with hash 1099613084, now seen corresponding path program 1 times [2020-07-19 23:33:36,952 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 23:33:36,953 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585059045] [2020-07-19 23:33:36,953 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@32a77c2d [2020-07-19 23:33:36,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:33:37,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:33:37,023 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-07-19 23:33:37,024 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585059045] [2020-07-19 23:33:37,024 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 23:33:37,024 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-19 23:33:37,025 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023204757] [2020-07-19 23:33:37,025 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-19 23:33:37,026 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 23:33:37,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-19 23:33:37,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-19 23:33:37,026 INFO L87 Difference]: Start difference. First operand 314 states and 433 transitions. Second operand 4 states. [2020-07-19 23:33:37,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 23:33:37,542 INFO L93 Difference]: Finished difference Result 478 states and 669 transitions. [2020-07-19 23:33:37,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-19 23:33:37,543 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 43 [2020-07-19 23:33:37,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 23:33:37,544 INFO L225 Difference]: With dead ends: 478 [2020-07-19 23:33:37,544 INFO L226 Difference]: Without dead ends: 0 [2020-07-19 23:33:37,546 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-19 23:33:37,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-19 23:33:37,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-19 23:33:37,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-19 23:33:37,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-19 23:33:37,547 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2020-07-19 23:33:37,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 23:33:37,547 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-19 23:33:37,548 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-19 23:33:37,548 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-19 23:33:37,548 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-19 23:33:37,548 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-07-19 23:33:37,551 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-19 23:33:37,789 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 23 [2020-07-19 23:33:37,855 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-19 23:33:37,856 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~m_dataReceived~0 |old(~m_dataReceived~0)|) (= ~m_connect_1~0 |old(~m_connect_1~0)|) (= ~m_init~0 |old(~m_init~0)|) (= ~m_Accelerometer~0 |old(~m_Accelerometer~0)|) (= ~m_disconnect~0 |old(~m_disconnect~0)|) (= ~m_getValueY~0 |old(~m_getValueY~0)|) (= ~m_getValueX~0 |old(~m_getValueX~0)|) (= ~m_update~0 |old(~m_update~0)|) (= ~m_connect_2~0 |old(~m_connect_2~0)|)) [2020-07-19 23:33:37,856 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-19 23:33:37,856 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-19 23:33:37,856 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-19 23:33:37,856 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-19 23:33:37,857 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-19 23:33:37,857 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 16 1255) no Hoare annotation was computed. [2020-07-19 23:33:37,857 INFO L268 CegarLoopResult]: For program point L895(lines 895 897) no Hoare annotation was computed. [2020-07-19 23:33:37,857 INFO L268 CegarLoopResult]: For program point L763(lines 763 774) no Hoare annotation was computed. [2020-07-19 23:33:37,857 INFO L268 CegarLoopResult]: For program point L697(lines 697 712) no Hoare annotation was computed. [2020-07-19 23:33:37,857 INFO L268 CegarLoopResult]: For program point L367(lines 367 369) no Hoare annotation was computed. [2020-07-19 23:33:37,858 INFO L268 CegarLoopResult]: For program point L235(lines 235 237) no Hoare annotation was computed. [2020-07-19 23:33:37,858 INFO L268 CegarLoopResult]: For program point L103(lines 103 105) no Hoare annotation was computed. [2020-07-19 23:33:37,858 INFO L268 CegarLoopResult]: For program point L831(lines 831 833) no Hoare annotation was computed. [2020-07-19 23:33:37,858 INFO L268 CegarLoopResult]: For program point L699(lines 699 710) no Hoare annotation was computed. [2020-07-19 23:33:37,858 INFO L268 CegarLoopResult]: For program point L633(lines 633 648) no Hoare annotation was computed. [2020-07-19 23:33:37,858 INFO L268 CegarLoopResult]: For program point L171(lines 171 173) no Hoare annotation was computed. [2020-07-19 23:33:37,858 INFO L268 CegarLoopResult]: For program point L1229(lines 1229 1244) no Hoare annotation was computed. [2020-07-19 23:33:37,858 INFO L268 CegarLoopResult]: For program point L767(lines 767 769) no Hoare annotation was computed. [2020-07-19 23:33:37,859 INFO L268 CegarLoopResult]: For program point L635(lines 635 646) no Hoare annotation was computed. [2020-07-19 23:33:37,859 INFO L268 CegarLoopResult]: For program point L569(lines 569 584) no Hoare annotation was computed. [2020-07-19 23:33:37,859 INFO L268 CegarLoopResult]: For program point L1231(lines 1231 1242) no Hoare annotation was computed. [2020-07-19 23:33:37,859 INFO L268 CegarLoopResult]: For program point L1165(lines 1165 1180) no Hoare annotation was computed. [2020-07-19 23:33:37,859 INFO L268 CegarLoopResult]: For program point L1033(lines 1033 1048) no Hoare annotation was computed. [2020-07-19 23:33:37,859 INFO L268 CegarLoopResult]: For program point L703(lines 703 705) no Hoare annotation was computed. [2020-07-19 23:33:37,859 INFO L268 CegarLoopResult]: For program point L571(lines 571 582) no Hoare annotation was computed. [2020-07-19 23:33:37,860 INFO L268 CegarLoopResult]: For program point L505(lines 505 520) no Hoare annotation was computed. [2020-07-19 23:33:37,860 INFO L268 CegarLoopResult]: For program point L1167(lines 1167 1178) no Hoare annotation was computed. [2020-07-19 23:33:37,860 INFO L268 CegarLoopResult]: For program point L1101(lines 1101 1116) no Hoare annotation was computed. [2020-07-19 23:33:37,860 INFO L268 CegarLoopResult]: For program point L44(lines 44 63) no Hoare annotation was computed. [2020-07-19 23:33:37,860 INFO L268 CegarLoopResult]: For program point L1035(lines 1035 1046) no Hoare annotation was computed. [2020-07-19 23:33:37,860 INFO L268 CegarLoopResult]: For program point L969(lines 969 984) no Hoare annotation was computed. [2020-07-19 23:33:37,860 INFO L268 CegarLoopResult]: For program point L639(lines 639 641) no Hoare annotation was computed. [2020-07-19 23:33:37,861 INFO L268 CegarLoopResult]: For program point L507(lines 507 518) no Hoare annotation was computed. [2020-07-19 23:33:37,861 INFO L268 CegarLoopResult]: For program point L441(lines 441 456) no Hoare annotation was computed. [2020-07-19 23:33:37,861 INFO L268 CegarLoopResult]: For program point L309(lines 309 324) no Hoare annotation was computed. [2020-07-19 23:33:37,861 INFO L268 CegarLoopResult]: For program point L45(lines 45 60) no Hoare annotation was computed. [2020-07-19 23:33:37,861 INFO L268 CegarLoopResult]: For program point L1235(lines 1235 1237) no Hoare annotation was computed. [2020-07-19 23:33:37,861 INFO L268 CegarLoopResult]: For program point L1103(lines 1103 1114) no Hoare annotation was computed. [2020-07-19 23:33:37,862 INFO L268 CegarLoopResult]: For program point L971(lines 971 982) no Hoare annotation was computed. [2020-07-19 23:33:37,862 INFO L268 CegarLoopResult]: For program point L905(lines 905 920) no Hoare annotation was computed. [2020-07-19 23:33:37,862 INFO L268 CegarLoopResult]: For program point L575(lines 575 577) no Hoare annotation was computed. [2020-07-19 23:33:37,862 INFO L268 CegarLoopResult]: For program point L443(lines 443 454) no Hoare annotation was computed. [2020-07-19 23:33:37,862 INFO L268 CegarLoopResult]: For program point L377(lines 377 392) no Hoare annotation was computed. [2020-07-19 23:33:37,862 INFO L268 CegarLoopResult]: For program point L311(lines 311 322) no Hoare annotation was computed. [2020-07-19 23:33:37,862 INFO L268 CegarLoopResult]: For program point L245(lines 245 260) no Hoare annotation was computed. [2020-07-19 23:33:37,863 INFO L264 CegarLoopResult]: At program point L1236(lines 16 1255) the Hoare annotation is: false [2020-07-19 23:33:37,863 INFO L268 CegarLoopResult]: For program point L113(lines 113 128) no Hoare annotation was computed. [2020-07-19 23:33:37,863 INFO L268 CegarLoopResult]: For program point L47(lines 47 58) no Hoare annotation was computed. [2020-07-19 23:33:37,863 INFO L268 CegarLoopResult]: For program point L1171(lines 1171 1173) no Hoare annotation was computed. [2020-07-19 23:33:37,863 INFO L268 CegarLoopResult]: For program point L1039(lines 1039 1041) no Hoare annotation was computed. [2020-07-19 23:33:37,863 INFO L268 CegarLoopResult]: For program point L907(lines 907 918) no Hoare annotation was computed. [2020-07-19 23:33:37,863 INFO L268 CegarLoopResult]: For program point L841(lines 841 856) no Hoare annotation was computed. [2020-07-19 23:33:37,864 INFO L268 CegarLoopResult]: For program point L511(lines 511 513) no Hoare annotation was computed. [2020-07-19 23:33:37,864 INFO L268 CegarLoopResult]: For program point L379(lines 379 390) no Hoare annotation was computed. [2020-07-19 23:33:37,864 INFO L268 CegarLoopResult]: For program point L247(lines 247 258) no Hoare annotation was computed. [2020-07-19 23:33:37,864 INFO L268 CegarLoopResult]: For program point L181(lines 181 196) no Hoare annotation was computed. [2020-07-19 23:33:37,864 INFO L268 CegarLoopResult]: For program point L115(lines 115 126) no Hoare annotation was computed. [2020-07-19 23:33:37,866 INFO L268 CegarLoopResult]: For program point L1107(lines 1107 1109) no Hoare annotation was computed. [2020-07-19 23:33:37,866 INFO L268 CegarLoopResult]: For program point L975(lines 975 977) no Hoare annotation was computed. [2020-07-19 23:33:37,867 INFO L268 CegarLoopResult]: For program point L843(lines 843 854) no Hoare annotation was computed. [2020-07-19 23:33:37,867 INFO L268 CegarLoopResult]: For program point L777(lines 777 792) no Hoare annotation was computed. [2020-07-19 23:33:37,867 INFO L268 CegarLoopResult]: For program point L447(lines 447 449) no Hoare annotation was computed. [2020-07-19 23:33:37,867 INFO L268 CegarLoopResult]: For program point L315(lines 315 317) no Hoare annotation was computed. [2020-07-19 23:33:37,867 INFO L268 CegarLoopResult]: For program point L183(lines 183 194) no Hoare annotation was computed. [2020-07-19 23:33:37,867 INFO L268 CegarLoopResult]: For program point L51(lines 51 53) no Hoare annotation was computed. [2020-07-19 23:33:37,867 INFO L268 CegarLoopResult]: For program point L911(lines 911 913) no Hoare annotation was computed. [2020-07-19 23:33:37,867 INFO L268 CegarLoopResult]: For program point L779(lines 779 790) no Hoare annotation was computed. [2020-07-19 23:33:37,867 INFO L268 CegarLoopResult]: For program point L713(lines 713 728) no Hoare annotation was computed. [2020-07-19 23:33:37,867 INFO L268 CegarLoopResult]: For program point L383(lines 383 385) no Hoare annotation was computed. [2020-07-19 23:33:37,867 INFO L268 CegarLoopResult]: For program point L251(lines 251 253) no Hoare annotation was computed. [2020-07-19 23:33:37,868 INFO L268 CegarLoopResult]: For program point L119(lines 119 121) no Hoare annotation was computed. [2020-07-19 23:33:37,868 INFO L268 CegarLoopResult]: For program point L847(lines 847 849) no Hoare annotation was computed. [2020-07-19 23:33:37,868 INFO L268 CegarLoopResult]: For program point L715(lines 715 726) no Hoare annotation was computed. [2020-07-19 23:33:37,868 INFO L268 CegarLoopResult]: For program point L649(lines 649 664) no Hoare annotation was computed. [2020-07-19 23:33:37,868 INFO L268 CegarLoopResult]: For program point L187(lines 187 189) no Hoare annotation was computed. [2020-07-19 23:33:37,868 INFO L268 CegarLoopResult]: For program point L783(lines 783 785) no Hoare annotation was computed. [2020-07-19 23:33:37,868 INFO L268 CegarLoopResult]: For program point L651(lines 651 662) no Hoare annotation was computed. [2020-07-19 23:33:37,868 INFO L268 CegarLoopResult]: For program point L585(lines 585 600) no Hoare annotation was computed. [2020-07-19 23:33:37,869 INFO L264 CegarLoopResult]: At program point L1246(lines 32 1250) the Hoare annotation is: (let ((.cse0 (<= 1 main_~this_m_conn~0)) (.cse3 (= 0 main_~this_m_conn~0)) (.cse1 (= 0 main_~this_m_conn_data_listener~0)) (.cse2 (<= 1 main_~this_m_delta~0))) (or (and (<= 4 main_~q~0) .cse0 .cse1 .cse2) (and (<= 1 main_~this_m_conn_data_listener~0) (= 3 main_~q~0) .cse0 .cse2) (and .cse3 .cse1 .cse2 (= 2 main_~q~0)) (and (= 0 main_~q~0) .cse3 .cse1 .cse2))) [2020-07-19 23:33:37,869 INFO L268 CegarLoopResult]: For program point L1181(lines 1181 1196) no Hoare annotation was computed. [2020-07-19 23:33:37,869 INFO L268 CegarLoopResult]: For program point L1049(lines 1049 1064) no Hoare annotation was computed. [2020-07-19 23:33:37,869 INFO L268 CegarLoopResult]: For program point L719(lines 719 721) no Hoare annotation was computed. [2020-07-19 23:33:37,869 INFO L268 CegarLoopResult]: For program point L587(lines 587 598) no Hoare annotation was computed. [2020-07-19 23:33:37,872 INFO L268 CegarLoopResult]: For program point L521(lines 521 536) no Hoare annotation was computed. [2020-07-19 23:33:37,872 INFO L268 CegarLoopResult]: For program point L1183(lines 1183 1194) no Hoare annotation was computed. [2020-07-19 23:33:37,872 INFO L268 CegarLoopResult]: For program point L1117(lines 1117 1132) no Hoare annotation was computed. [2020-07-19 23:33:37,872 INFO L268 CegarLoopResult]: For program point L1051(lines 1051 1062) no Hoare annotation was computed. [2020-07-19 23:33:37,872 INFO L268 CegarLoopResult]: For program point L985(lines 985 1000) no Hoare annotation was computed. [2020-07-19 23:33:37,872 INFO L268 CegarLoopResult]: For program point L655(lines 655 657) no Hoare annotation was computed. [2020-07-19 23:33:37,872 INFO L268 CegarLoopResult]: For program point L523(lines 523 534) no Hoare annotation was computed. [2020-07-19 23:33:37,872 INFO L268 CegarLoopResult]: For program point L457(lines 457 472) no Hoare annotation was computed. [2020-07-19 23:33:37,873 INFO L268 CegarLoopResult]: For program point L1119(lines 1119 1130) no Hoare annotation was computed. [2020-07-19 23:33:37,873 INFO L268 CegarLoopResult]: For program point L987(lines 987 998) no Hoare annotation was computed. [2020-07-19 23:33:37,873 INFO L268 CegarLoopResult]: For program point L921(lines 921 936) no Hoare annotation was computed. [2020-07-19 23:33:37,873 INFO L268 CegarLoopResult]: For program point L591(lines 591 593) no Hoare annotation was computed. [2020-07-19 23:33:37,873 INFO L268 CegarLoopResult]: For program point L459(lines 459 470) no Hoare annotation was computed. [2020-07-19 23:33:37,873 INFO L268 CegarLoopResult]: For program point L393(lines 393 408) no Hoare annotation was computed. [2020-07-19 23:33:37,873 INFO L268 CegarLoopResult]: For program point L261(lines 261 276) no Hoare annotation was computed. [2020-07-19 23:33:37,874 INFO L268 CegarLoopResult]: For program point L129(lines 129 144) no Hoare annotation was computed. [2020-07-19 23:33:37,874 INFO L268 CegarLoopResult]: For program point L328(lines 328 1067) no Hoare annotation was computed. [2020-07-19 23:33:37,874 INFO L268 CegarLoopResult]: For program point L1187(lines 1187 1189) no Hoare annotation was computed. [2020-07-19 23:33:37,874 INFO L268 CegarLoopResult]: For program point L64(lines 64 147) no Hoare annotation was computed. [2020-07-19 23:33:37,874 INFO L268 CegarLoopResult]: For program point L1055(lines 1055 1057) no Hoare annotation was computed. [2020-07-19 23:33:37,874 INFO L268 CegarLoopResult]: For program point L923(lines 923 934) no Hoare annotation was computed. [2020-07-19 23:33:37,874 INFO L268 CegarLoopResult]: For program point L857(lines 857 872) no Hoare annotation was computed. [2020-07-19 23:33:37,875 INFO L268 CegarLoopResult]: For program point L527(lines 527 529) no Hoare annotation was computed. [2020-07-19 23:33:37,875 INFO L268 CegarLoopResult]: For program point L395(lines 395 406) no Hoare annotation was computed. [2020-07-19 23:33:37,875 INFO L268 CegarLoopResult]: For program point L329(lines 329 344) no Hoare annotation was computed. [2020-07-19 23:33:37,875 INFO L268 CegarLoopResult]: For program point L263(lines 263 274) no Hoare annotation was computed. [2020-07-19 23:33:37,875 INFO L268 CegarLoopResult]: For program point L197(lines 197 212) no Hoare annotation was computed. [2020-07-19 23:33:37,875 INFO L268 CegarLoopResult]: For program point L131(lines 131 142) no Hoare annotation was computed. [2020-07-19 23:33:37,876 INFO L268 CegarLoopResult]: For program point L65(lines 65 80) no Hoare annotation was computed. [2020-07-19 23:33:37,876 INFO L268 CegarLoopResult]: For program point L1123(lines 1123 1125) no Hoare annotation was computed. [2020-07-19 23:33:37,876 INFO L268 CegarLoopResult]: For program point L991(lines 991 993) no Hoare annotation was computed. [2020-07-19 23:33:37,876 INFO L268 CegarLoopResult]: For program point L859(lines 859 870) no Hoare annotation was computed. [2020-07-19 23:33:37,876 INFO L268 CegarLoopResult]: For program point L793(lines 793 808) no Hoare annotation was computed. [2020-07-19 23:33:37,876 INFO L268 CegarLoopResult]: For program point L463(lines 463 465) no Hoare annotation was computed. [2020-07-19 23:33:37,876 INFO L268 CegarLoopResult]: For program point L331(lines 331 342) no Hoare annotation was computed. [2020-07-19 23:33:37,877 INFO L268 CegarLoopResult]: For program point L199(lines 199 210) no Hoare annotation was computed. [2020-07-19 23:33:37,877 INFO L268 CegarLoopResult]: For program point L67(lines 67 78) no Hoare annotation was computed. [2020-07-19 23:33:37,877 INFO L268 CegarLoopResult]: For program point L927(lines 927 929) no Hoare annotation was computed. [2020-07-19 23:33:37,877 INFO L268 CegarLoopResult]: For program point L795(lines 795 806) no Hoare annotation was computed. [2020-07-19 23:33:37,878 INFO L268 CegarLoopResult]: For program point L729(lines 729 744) no Hoare annotation was computed. [2020-07-19 23:33:37,878 INFO L268 CegarLoopResult]: For program point L399(lines 399 401) no Hoare annotation was computed. [2020-07-19 23:33:37,878 INFO L268 CegarLoopResult]: For program point L267(lines 267 269) no Hoare annotation was computed. [2020-07-19 23:33:37,878 INFO L268 CegarLoopResult]: For program point L135(lines 135 137) no Hoare annotation was computed. [2020-07-19 23:33:37,878 INFO L268 CegarLoopResult]: For program point L863(lines 863 865) no Hoare annotation was computed. [2020-07-19 23:33:37,878 INFO L268 CegarLoopResult]: For program point L731(lines 731 742) no Hoare annotation was computed. [2020-07-19 23:33:37,878 INFO L268 CegarLoopResult]: For program point L665(lines 665 680) no Hoare annotation was computed. [2020-07-19 23:33:37,879 INFO L268 CegarLoopResult]: For program point L335(lines 335 337) no Hoare annotation was computed. [2020-07-19 23:33:37,879 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 16 1255) no Hoare annotation was computed. [2020-07-19 23:33:37,879 INFO L268 CegarLoopResult]: For program point L203(lines 203 205) no Hoare annotation was computed. [2020-07-19 23:33:37,879 INFO L268 CegarLoopResult]: For program point L71(lines 71 73) no Hoare annotation was computed. [2020-07-19 23:33:37,879 INFO L268 CegarLoopResult]: For program point L799(lines 799 801) no Hoare annotation was computed. [2020-07-19 23:33:37,879 INFO L268 CegarLoopResult]: For program point L667(lines 667 678) no Hoare annotation was computed. [2020-07-19 23:33:37,879 INFO L268 CegarLoopResult]: For program point L601(lines 601 616) no Hoare annotation was computed. [2020-07-19 23:33:37,879 INFO L268 CegarLoopResult]: For program point L1197(lines 1197 1212) no Hoare annotation was computed. [2020-07-19 23:33:37,880 INFO L268 CegarLoopResult]: For program point L735(lines 735 737) no Hoare annotation was computed. [2020-07-19 23:33:37,880 INFO L268 CegarLoopResult]: For program point L603(lines 603 614) no Hoare annotation was computed. [2020-07-19 23:33:37,880 INFO L268 CegarLoopResult]: For program point L537(lines 537 552) no Hoare annotation was computed. [2020-07-19 23:33:37,880 INFO L268 CegarLoopResult]: For program point L1199(lines 1199 1210) no Hoare annotation was computed. [2020-07-19 23:33:37,880 INFO L268 CegarLoopResult]: For program point L1133(lines 1133 1148) no Hoare annotation was computed. [2020-07-19 23:33:37,880 INFO L268 CegarLoopResult]: For program point L1001(lines 1001 1016) no Hoare annotation was computed. [2020-07-19 23:33:37,880 INFO L268 CegarLoopResult]: For program point L671(lines 671 673) no Hoare annotation was computed. [2020-07-19 23:33:37,881 INFO L268 CegarLoopResult]: For program point L539(lines 539 550) no Hoare annotation was computed. [2020-07-19 23:33:37,881 INFO L268 CegarLoopResult]: For program point L473(lines 473 488) no Hoare annotation was computed. [2020-07-19 23:33:37,881 INFO L268 CegarLoopResult]: For program point L1068(lines 1068 1247) no Hoare annotation was computed. [2020-07-19 23:33:37,881 INFO L268 CegarLoopResult]: For program point L1135(lines 1135 1146) no Hoare annotation was computed. [2020-07-19 23:33:37,881 INFO L268 CegarLoopResult]: For program point L1069(lines 1069 1084) no Hoare annotation was computed. [2020-07-19 23:33:37,881 INFO L268 CegarLoopResult]: For program point L1003(lines 1003 1014) no Hoare annotation was computed. [2020-07-19 23:33:37,881 INFO L268 CegarLoopResult]: For program point L937(lines 937 952) no Hoare annotation was computed. [2020-07-19 23:33:37,881 INFO L268 CegarLoopResult]: For program point L607(lines 607 609) no Hoare annotation was computed. [2020-07-19 23:33:37,882 INFO L268 CegarLoopResult]: For program point L475(lines 475 486) no Hoare annotation was computed. [2020-07-19 23:33:37,882 INFO L268 CegarLoopResult]: For program point L409(lines 409 424) no Hoare annotation was computed. [2020-07-19 23:33:37,882 INFO L268 CegarLoopResult]: For program point L277(lines 277 292) no Hoare annotation was computed. [2020-07-19 23:33:37,882 INFO L268 CegarLoopResult]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1254) no Hoare annotation was computed. [2020-07-19 23:33:37,882 INFO L268 CegarLoopResult]: For program point L1203(lines 1203 1205) no Hoare annotation was computed. [2020-07-19 23:33:37,882 INFO L268 CegarLoopResult]: For program point L1071(lines 1071 1082) no Hoare annotation was computed. [2020-07-19 23:33:37,883 INFO L268 CegarLoopResult]: For program point L939(lines 939 950) no Hoare annotation was computed. [2020-07-19 23:33:37,883 INFO L268 CegarLoopResult]: For program point L873(lines 873 888) no Hoare annotation was computed. [2020-07-19 23:33:37,883 INFO L268 CegarLoopResult]: For program point L543(lines 543 545) no Hoare annotation was computed. [2020-07-19 23:33:37,883 INFO L268 CegarLoopResult]: For program point L411(lines 411 422) no Hoare annotation was computed. [2020-07-19 23:33:37,883 INFO L268 CegarLoopResult]: For program point L345(lines 345 360) no Hoare annotation was computed. [2020-07-19 23:33:37,883 INFO L268 CegarLoopResult]: For program point L279(lines 279 290) no Hoare annotation was computed. [2020-07-19 23:33:37,883 INFO L268 CegarLoopResult]: For program point L213(lines 213 228) no Hoare annotation was computed. [2020-07-19 23:33:37,883 INFO L268 CegarLoopResult]: For program point L81(lines 81 96) no Hoare annotation was computed. [2020-07-19 23:33:37,884 INFO L268 CegarLoopResult]: For program point L148(lines 148 327) no Hoare annotation was computed. [2020-07-19 23:33:37,884 INFO L268 CegarLoopResult]: For program point L1139(lines 1139 1141) no Hoare annotation was computed. [2020-07-19 23:33:37,884 INFO L268 CegarLoopResult]: For program point L1007(lines 1007 1009) no Hoare annotation was computed. [2020-07-19 23:33:37,884 INFO L268 CegarLoopResult]: For program point L875(lines 875 886) no Hoare annotation was computed. [2020-07-19 23:33:37,884 INFO L268 CegarLoopResult]: For program point L809(lines 809 824) no Hoare annotation was computed. [2020-07-19 23:33:37,884 INFO L268 CegarLoopResult]: For program point L479(lines 479 481) no Hoare annotation was computed. [2020-07-19 23:33:37,884 INFO L268 CegarLoopResult]: For program point L347(lines 347 358) no Hoare annotation was computed. [2020-07-19 23:33:37,885 INFO L268 CegarLoopResult]: For program point L215(lines 215 226) no Hoare annotation was computed. [2020-07-19 23:33:37,885 INFO L268 CegarLoopResult]: For program point L149(lines 149 164) no Hoare annotation was computed. [2020-07-19 23:33:37,885 INFO L268 CegarLoopResult]: For program point L83(lines 83 94) no Hoare annotation was computed. [2020-07-19 23:33:37,885 INFO L268 CegarLoopResult]: For program point L1075(lines 1075 1077) no Hoare annotation was computed. [2020-07-19 23:33:37,885 INFO L268 CegarLoopResult]: For program point L943(lines 943 945) no Hoare annotation was computed. [2020-07-19 23:33:37,885 INFO L268 CegarLoopResult]: For program point L811(lines 811 822) no Hoare annotation was computed. [2020-07-19 23:33:37,885 INFO L268 CegarLoopResult]: For program point L745(lines 745 760) no Hoare annotation was computed. [2020-07-19 23:33:37,885 INFO L268 CegarLoopResult]: For program point L415(lines 415 417) no Hoare annotation was computed. [2020-07-19 23:33:37,886 INFO L268 CegarLoopResult]: For program point L283(lines 283 285) no Hoare annotation was computed. [2020-07-19 23:33:37,886 INFO L268 CegarLoopResult]: For program point L151(lines 151 162) no Hoare annotation was computed. [2020-07-19 23:33:37,886 INFO L268 CegarLoopResult]: For program point L879(lines 879 881) no Hoare annotation was computed. [2020-07-19 23:33:37,886 INFO L268 CegarLoopResult]: For program point L747(lines 747 758) no Hoare annotation was computed. [2020-07-19 23:33:37,886 INFO L268 CegarLoopResult]: For program point L681(lines 681 696) no Hoare annotation was computed. [2020-07-19 23:33:37,886 INFO L268 CegarLoopResult]: For program point L351(lines 351 353) no Hoare annotation was computed. [2020-07-19 23:33:37,886 INFO L268 CegarLoopResult]: For program point L219(lines 219 221) no Hoare annotation was computed. [2020-07-19 23:33:37,887 INFO L268 CegarLoopResult]: For program point L87(lines 87 89) no Hoare annotation was computed. [2020-07-19 23:33:37,887 INFO L268 CegarLoopResult]: For program point L815(lines 815 817) no Hoare annotation was computed. [2020-07-19 23:33:37,887 INFO L268 CegarLoopResult]: For program point L683(lines 683 694) no Hoare annotation was computed. [2020-07-19 23:33:37,887 INFO L268 CegarLoopResult]: For program point L617(lines 617 632) no Hoare annotation was computed. [2020-07-19 23:33:37,887 INFO L268 CegarLoopResult]: For program point L155(lines 155 157) no Hoare annotation was computed. [2020-07-19 23:33:37,887 INFO L268 CegarLoopResult]: For program point L1213(lines 1213 1228) no Hoare annotation was computed. [2020-07-19 23:33:37,887 INFO L268 CegarLoopResult]: For program point L751(lines 751 753) no Hoare annotation was computed. [2020-07-19 23:33:37,887 INFO L268 CegarLoopResult]: For program point L619(lines 619 630) no Hoare annotation was computed. [2020-07-19 23:33:37,888 INFO L268 CegarLoopResult]: For program point L553(lines 553 568) no Hoare annotation was computed. [2020-07-19 23:33:37,888 INFO L268 CegarLoopResult]: For program point L1215(lines 1215 1226) no Hoare annotation was computed. [2020-07-19 23:33:37,888 INFO L268 CegarLoopResult]: For program point L1149(lines 1149 1164) no Hoare annotation was computed. [2020-07-19 23:33:37,888 INFO L268 CegarLoopResult]: For program point L1017(lines 1017 1032) no Hoare annotation was computed. [2020-07-19 23:33:37,888 INFO L268 CegarLoopResult]: For program point L687(lines 687 689) no Hoare annotation was computed. [2020-07-19 23:33:37,888 INFO L268 CegarLoopResult]: For program point L555(lines 555 566) no Hoare annotation was computed. [2020-07-19 23:33:37,888 INFO L268 CegarLoopResult]: For program point L489(lines 489 504) no Hoare annotation was computed. [2020-07-19 23:33:37,889 INFO L268 CegarLoopResult]: For program point L1151(lines 1151 1162) no Hoare annotation was computed. [2020-07-19 23:33:37,889 INFO L268 CegarLoopResult]: For program point L1085(lines 1085 1100) no Hoare annotation was computed. [2020-07-19 23:33:37,889 INFO L268 CegarLoopResult]: For program point L1019(lines 1019 1030) no Hoare annotation was computed. [2020-07-19 23:33:37,889 INFO L268 CegarLoopResult]: For program point L953(lines 953 968) no Hoare annotation was computed. [2020-07-19 23:33:37,889 INFO L268 CegarLoopResult]: For program point L623(lines 623 625) no Hoare annotation was computed. [2020-07-19 23:33:37,889 INFO L268 CegarLoopResult]: For program point L491(lines 491 502) no Hoare annotation was computed. [2020-07-19 23:33:37,889 INFO L268 CegarLoopResult]: For program point L425(lines 425 440) no Hoare annotation was computed. [2020-07-19 23:33:37,889 INFO L268 CegarLoopResult]: For program point L293(lines 293 308) no Hoare annotation was computed. [2020-07-19 23:33:37,890 INFO L268 CegarLoopResult]: For program point L1219(lines 1219 1221) no Hoare annotation was computed. [2020-07-19 23:33:37,890 INFO L268 CegarLoopResult]: For program point L1087(lines 1087 1098) no Hoare annotation was computed. [2020-07-19 23:33:37,890 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 16 1255) the Hoare annotation is: true [2020-07-19 23:33:37,890 INFO L268 CegarLoopResult]: For program point L955(lines 955 966) no Hoare annotation was computed. [2020-07-19 23:33:37,890 INFO L268 CegarLoopResult]: For program point L889(lines 889 904) no Hoare annotation was computed. [2020-07-19 23:33:37,890 INFO L268 CegarLoopResult]: For program point L559(lines 559 561) no Hoare annotation was computed. [2020-07-19 23:33:37,890 INFO L268 CegarLoopResult]: For program point L427(lines 427 438) no Hoare annotation was computed. [2020-07-19 23:33:37,890 INFO L268 CegarLoopResult]: For program point L361(lines 361 376) no Hoare annotation was computed. [2020-07-19 23:33:37,891 INFO L268 CegarLoopResult]: For program point L295(lines 295 306) no Hoare annotation was computed. [2020-07-19 23:33:37,891 INFO L268 CegarLoopResult]: For program point L229(lines 229 244) no Hoare annotation was computed. [2020-07-19 23:33:37,891 INFO L268 CegarLoopResult]: For program point L97(lines 97 112) no Hoare annotation was computed. [2020-07-19 23:33:37,891 INFO L268 CegarLoopResult]: For program point L1155(lines 1155 1157) no Hoare annotation was computed. [2020-07-19 23:33:37,891 INFO L268 CegarLoopResult]: For program point L1023(lines 1023 1025) no Hoare annotation was computed. [2020-07-19 23:33:37,891 INFO L264 CegarLoopResult]: At program point L32-2(lines 32 1250) the Hoare annotation is: (let ((.cse0 (= 0 main_~this_m_conn_data_listener~0)) (.cse1 (<= 1 main_~this_m_delta~0))) (or (and (<= 4 main_~q~0) (<= 1 main_~this_m_conn~0) .cse0 .cse1) (and (= 0 main_~q~0) (= 0 main_~this_m_conn~0) .cse0 .cse1))) [2020-07-19 23:33:37,892 INFO L268 CegarLoopResult]: For program point L32-3(lines 32 1250) no Hoare annotation was computed. [2020-07-19 23:33:37,892 INFO L268 CegarLoopResult]: For program point L891(lines 891 902) no Hoare annotation was computed. [2020-07-19 23:33:37,892 INFO L268 CegarLoopResult]: For program point L825(lines 825 840) no Hoare annotation was computed. [2020-07-19 23:33:37,892 INFO L268 CegarLoopResult]: For program point L495(lines 495 497) no Hoare annotation was computed. [2020-07-19 23:33:37,892 INFO L268 CegarLoopResult]: For program point L363(lines 363 374) no Hoare annotation was computed. [2020-07-19 23:33:37,892 INFO L268 CegarLoopResult]: For program point L231(lines 231 242) no Hoare annotation was computed. [2020-07-19 23:33:37,892 INFO L268 CegarLoopResult]: For program point L165(lines 165 180) no Hoare annotation was computed. [2020-07-19 23:33:37,892 INFO L268 CegarLoopResult]: For program point L99(lines 99 110) no Hoare annotation was computed. [2020-07-19 23:33:37,892 INFO L268 CegarLoopResult]: For program point L1091(lines 1091 1093) no Hoare annotation was computed. [2020-07-19 23:33:37,892 INFO L268 CegarLoopResult]: For program point L959(lines 959 961) no Hoare annotation was computed. [2020-07-19 23:33:37,893 INFO L268 CegarLoopResult]: For program point L827(lines 827 838) no Hoare annotation was computed. [2020-07-19 23:33:37,893 INFO L268 CegarLoopResult]: For program point L761(lines 761 776) no Hoare annotation was computed. [2020-07-19 23:33:37,893 INFO L268 CegarLoopResult]: For program point L431(lines 431 433) no Hoare annotation was computed. [2020-07-19 23:33:37,893 INFO L268 CegarLoopResult]: For program point L299(lines 299 301) no Hoare annotation was computed. [2020-07-19 23:33:37,893 INFO L268 CegarLoopResult]: For program point L167(lines 167 178) no Hoare annotation was computed. [2020-07-19 23:33:37,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 11:33:37 BoogieIcfgContainer [2020-07-19 23:33:37,930 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-19 23:33:37,937 INFO L168 Benchmark]: Toolchain (without parser) took 13796.38 ms. Allocated memory was 145.2 MB in the beginning and 424.1 MB in the end (delta: 278.9 MB). Free memory was 92.2 MB in the beginning and 196.7 MB in the end (delta: -104.5 MB). Peak memory consumption was 174.4 MB. Max. memory is 7.1 GB. [2020-07-19 23:33:37,938 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 145.2 MB. Free memory is still 119.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-19 23:33:37,939 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1511.71 ms. Allocated memory was 145.2 MB in the beginning and 234.9 MB in the end (delta: 89.7 MB). Free memory was 91.7 MB in the beginning and 130.0 MB in the end (delta: -38.2 MB). Peak memory consumption was 64.8 MB. Max. memory is 7.1 GB. [2020-07-19 23:33:37,940 INFO L168 Benchmark]: Boogie Preprocessor took 294.80 ms. Allocated memory is still 234.9 MB. Free memory was 130.0 MB in the beginning and 115.3 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 7.1 GB. [2020-07-19 23:33:37,940 INFO L168 Benchmark]: RCFGBuilder took 2102.07 ms. Allocated memory was 234.9 MB in the beginning and 257.4 MB in the end (delta: 22.5 MB). Free memory was 115.3 MB in the beginning and 164.2 MB in the end (delta: -48.9 MB). Peak memory consumption was 56.0 MB. Max. memory is 7.1 GB. [2020-07-19 23:33:37,946 INFO L168 Benchmark]: TraceAbstraction took 9880.40 ms. Allocated memory was 257.4 MB in the beginning and 424.1 MB in the end (delta: 166.7 MB). Free memory was 164.2 MB in the beginning and 196.7 MB in the end (delta: -32.5 MB). Peak memory consumption was 134.2 MB. Max. memory is 7.1 GB. [2020-07-19 23:33:37,958 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 145.2 MB. Free memory is still 119.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1511.71 ms. Allocated memory was 145.2 MB in the beginning and 234.9 MB in the end (delta: 89.7 MB). Free memory was 91.7 MB in the beginning and 130.0 MB in the end (delta: -38.2 MB). Peak memory consumption was 64.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 294.80 ms. Allocated memory is still 234.9 MB. Free memory was 130.0 MB in the beginning and 115.3 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2102.07 ms. Allocated memory was 234.9 MB in the beginning and 257.4 MB in the end (delta: 22.5 MB). Free memory was 115.3 MB in the beginning and 164.2 MB in the end (delta: -48.9 MB). Peak memory consumption was 56.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 9880.40 ms. Allocated memory was 257.4 MB in the beginning and 424.1 MB in the end (delta: 166.7 MB). Free memory was 164.2 MB in the beginning and 196.7 MB in the end (delta: -32.5 MB). Peak memory consumption was 134.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1254]: 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: 16]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: (((((4 <= q && 1 <= this_m_conn) && 0 == this_m_conn_data_listener) && 1 <= this_m_delta) || (((1 <= this_m_conn_data_listener && 3 == q) && 1 <= this_m_conn) && 1 <= this_m_delta)) || (((0 == this_m_conn && 0 == this_m_conn_data_listener) && 1 <= this_m_delta) && 2 == q)) || (((0 == q && 0 == this_m_conn) && 0 == this_m_conn_data_listener) && 1 <= this_m_delta) - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: (((4 <= q && 1 <= this_m_conn) && 0 == this_m_conn_data_listener) && 1 <= this_m_delta) || (((0 == q && 0 == this_m_conn) && 0 == this_m_conn_data_listener) && 1 <= this_m_delta) - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 242 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.3s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 7.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4082 SDtfs, 6623 SDslu, 80 SDs, 0 SdLazy, 2270 SolverSat, 534 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 80 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=404occurred 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, 12 MinimizatonAttempts, 27 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 7 PreInvPairs, 13 NumberOfFragments, 112 HoareAnnotationTreeSize, 7 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 210 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 339 NumberOfCodeBlocks, 339 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 327 ConstructedInterpolants, 0 QuantifiedInterpolants, 23846 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 53/53 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...