/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.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options interpolation-heuristic=FIRST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem14_label21.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 11:28:06,567 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:28:06,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:28:06,614 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:28:06,615 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:28:06,622 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:28:06,624 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:28:06,626 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:28:06,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:28:06,629 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:28:06,631 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:28:06,632 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:28:06,632 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:28:06,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:28:06,635 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:28:06,636 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:28:06,637 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:28:06,639 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:28:06,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:28:06,643 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:28:06,644 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:28:06,646 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:28:06,647 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:28:06,648 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:28:06,651 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 11:28:06,652 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 11:28:06,652 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 11:28:06,653 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 11:28:06,653 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 11:28:06,655 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 11:28:06,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 11:28:06,656 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 11:28:06,657 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 11:28:06,658 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 11:28:06,659 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 11:28:06,659 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 11:28:06,660 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 11:28:06,661 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 11:28:06,661 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:28:06,662 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:28:06,663 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:28:06,664 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-21 11:28:06,689 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:28:06,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:28:06,691 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:28:06,691 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:28:06,692 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:28:06,692 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:28:06,692 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 11:28:06,692 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:28:06,692 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 11:28:06,693 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:28:06,693 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:28:06,693 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:28:06,693 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:28:06,693 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 11:28:06,694 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:28:06,694 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:28:06,694 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:28:06,694 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:28:06,694 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:28:06,695 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:28:06,695 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:28:06,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:28:06,695 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:28:06,696 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:28:06,696 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:28:06,696 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:28:06,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:28:06,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:28:06,697 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:28:06,697 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; [2020-09-21 11:28:07,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:28:07,178 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:28:07,183 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:28:07,185 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:28:07,186 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:28:07,187 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label21.c [2020-09-21 11:28:07,273 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c2af906cf/b057eb15beea4d7bb767e36fcc1be210/FLAG903d4b466 [2020-09-21 11:28:07,948 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:28:07,949 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem14_label21.c [2020-09-21 11:28:07,966 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c2af906cf/b057eb15beea4d7bb767e36fcc1be210/FLAG903d4b466 [2020-09-21 11:28:08,164 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c2af906cf/b057eb15beea4d7bb767e36fcc1be210 [2020-09-21 11:28:08,179 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:28:08,188 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:28:08,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:28:08,192 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:28:08,197 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:28:08,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:28:08" (1/1) ... [2020-09-21 11:28:08,204 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ccc0ea3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:28:08, skipping insertion in model container [2020-09-21 11:28:08,204 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:28:08" (1/1) ... [2020-09-21 11:28:08,215 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:28:08,283 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:28:08,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:28:08,802 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 11:28:09,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:28:09,108 INFO L208 MainTranslator]: Completed translation [2020-09-21 11:28:09,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:28:09 WrapperNode [2020-09-21 11:28:09,110 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:28:09,111 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 11:28:09,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 11:28:09,111 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 11:28:09,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:28:09" (1/1) ... [2020-09-21 11:28:09,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:28:09" (1/1) ... [2020-09-21 11:28:09,156 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:28:09" (1/1) ... [2020-09-21 11:28:09,157 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:28:09" (1/1) ... [2020-09-21 11:28:09,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:28:09" (1/1) ... [2020-09-21 11:28:09,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:28:09" (1/1) ... [2020-09-21 11:28:09,250 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:28:09" (1/1) ... [2020-09-21 11:28:09,260 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 11:28:09,260 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 11:28:09,261 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 11:28:09,261 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 11:28:09,263 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:28:09" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-21 11:28:09,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 11:28:09,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 11:28:09,353 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-09-21 11:28:09,353 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 11:28:09,353 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-09-21 11:28:09,353 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 11:28:09,354 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 11:28:09,354 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-09-21 11:28:09,354 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 11:28:09,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 11:28:09,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 11:28:11,021 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 11:28:11,021 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-09-21 11:28:11,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:28:11 BoogieIcfgContainer [2020-09-21 11:28:11,035 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 11:28:11,038 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 11:28:11,038 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 11:28:11,042 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 11:28:11,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 11:28:08" (1/3) ... [2020-09-21 11:28:11,044 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7711329e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:28:11, skipping insertion in model container [2020-09-21 11:28:11,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:28:09" (2/3) ... [2020-09-21 11:28:11,045 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7711329e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:28:11, skipping insertion in model container [2020-09-21 11:28:11,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:28:11" (3/3) ... [2020-09-21 11:28:11,050 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem14_label21.c [2020-09-21 11:28:11,063 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 11:28:11,077 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 11:28:11,099 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 11:28:11,141 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 11:28:11,142 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 11:28:11,142 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 11:28:11,143 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 11:28:11,143 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 11:28:11,143 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 11:28:11,143 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 11:28:11,143 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 11:28:11,178 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states. [2020-09-21 11:28:11,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-09-21 11:28:11,195 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:28:11,196 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:28:11,197 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:28:11,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:28:11,207 INFO L82 PathProgramCache]: Analyzing trace with hash -736368013, now seen corresponding path program 1 times [2020-09-21 11:28:11,218 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:28:11,219 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [354877549] [2020-09-21 11:28:11,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:28:11,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:28:11,506 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:28:11,507 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:28:11,507 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:28:11,507 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:28:11,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-09-21 11:28:11,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:28:11,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-09-21 11:28:11,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:28:11,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-21 11:28:11,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:28:11,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-09-21 11:28:11,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:28:11,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:28:11,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:28:11,664 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:28:11,664 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:28:11,664 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:28:11,665 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:28:11,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:28:11,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:28:11,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:28:11,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:28:11,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:28:11,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:28:11,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:28:11,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:28:11,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:28:11,697 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [354877549] [2020-09-21 11:28:11,700 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:28:11,700 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 11:28:11,701 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662056534] [2020-09-21 11:28:11,708 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:28:11,708 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:28:11,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:28:11,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:28:11,729 INFO L87 Difference]: Start difference. First operand 254 states. Second operand 5 states. [2020-09-21 11:28:14,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:28:14,610 INFO L93 Difference]: Finished difference Result 886 states and 1613 transitions. [2020-09-21 11:28:14,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:28:14,615 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 40 [2020-09-21 11:28:14,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:28:14,664 INFO L225 Difference]: With dead ends: 886 [2020-09-21 11:28:14,664 INFO L226 Difference]: Without dead ends: 564 [2020-09-21 11:28:14,680 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:28:14,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2020-09-21 11:28:14,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 558. [2020-09-21 11:28:14,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 558 states. [2020-09-21 11:28:14,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 906 transitions. [2020-09-21 11:28:14,823 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 906 transitions. Word has length 40 [2020-09-21 11:28:14,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:28:14,824 INFO L479 AbstractCegarLoop]: Abstraction has 558 states and 906 transitions. [2020-09-21 11:28:14,824 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:28:14,825 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 906 transitions. [2020-09-21 11:28:14,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-09-21 11:28:14,831 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:28:14,831 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:28:14,832 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 11:28:14,832 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:28:14,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:28:14,833 INFO L82 PathProgramCache]: Analyzing trace with hash 769181710, now seen corresponding path program 1 times [2020-09-21 11:28:14,833 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:28:14,833 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [259323754] [2020-09-21 11:28:14,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:28:14,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:28:15,072 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:28:15,081 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:28:15,081 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:28:15,081 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:28:15,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 125 [2020-09-21 11:28:15,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:28:15,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 178 [2020-09-21 11:28:15,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:28:15,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-21 11:28:15,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:28:15,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 80 [2020-09-21 11:28:15,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:28:15,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:28:15,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:28:15,168 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:28:15,168 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:28:15,168 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:28:15,169 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:28:15,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:28:15,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:28:15,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:28:15,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:28:15,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:28:15,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:28:15,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:28:15,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:28:15,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-09-21 11:28:15,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:28:15,254 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:28:15,254 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:28:15,254 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:28:15,255 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:28:15,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-09-21 11:28:15,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:28:15,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-09-21 11:28:15,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:28:15,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:28:15,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:28:15,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-09-21 11:28:15,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:28:15,375 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:28:15,376 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [259323754] [2020-09-21 11:28:15,377 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:28:15,377 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-21 11:28:15,377 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832620438] [2020-09-21 11:28:15,380 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 11:28:15,381 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:28:15,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 11:28:15,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-09-21 11:28:15,382 INFO L87 Difference]: Start difference. First operand 558 states and 906 transitions. Second operand 8 states. [2020-09-21 11:28:17,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:28:17,784 INFO L93 Difference]: Finished difference Result 1320 states and 2174 transitions. [2020-09-21 11:28:17,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-21 11:28:17,785 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 114 [2020-09-21 11:28:17,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:28:17,791 INFO L225 Difference]: With dead ends: 1320 [2020-09-21 11:28:17,791 INFO L226 Difference]: Without dead ends: 768 [2020-09-21 11:28:17,794 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-09-21 11:28:17,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 768 states. [2020-09-21 11:28:17,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 768 to 566. [2020-09-21 11:28:17,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 566 states. [2020-09-21 11:28:17,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 819 transitions. [2020-09-21 11:28:17,825 INFO L78 Accepts]: Start accepts. Automaton has 566 states and 819 transitions. Word has length 114 [2020-09-21 11:28:17,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:28:17,826 INFO L479 AbstractCegarLoop]: Abstraction has 566 states and 819 transitions. [2020-09-21 11:28:17,826 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 11:28:17,826 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 819 transitions. [2020-09-21 11:28:17,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-09-21 11:28:17,830 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:28:17,831 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:28:17,831 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 11:28:17,831 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:28:17,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:28:17,831 INFO L82 PathProgramCache]: Analyzing trace with hash 1466730177, now seen corresponding path program 1 times [2020-09-21 11:28:17,832 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:28:17,832 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [350084601] [2020-09-21 11:28:17,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:28:17,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:28:17,920 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:28:17,921 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:28:17,921 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:28:17,921 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:28:17,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-09-21 11:28:17,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:28:17,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-09-21 11:28:17,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:28:17,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-21 11:28:17,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:28:17,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-09-21 11:28:17,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:28:18,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:28:18,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:28:18,027 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:28:18,027 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:28:18,027 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:28:18,028 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:28:18,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:28:18,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:28:18,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:28:18,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:28:18,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:28:18,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:28:18,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:28:18,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:28:18,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-09-21 11:28:18,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:28:18,101 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:28:18,102 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:28:18,102 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:28:18,102 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:28:18,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-21 11:28:18,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:28:18,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-09-21 11:28:18,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:28:18,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:28:18,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:28:18,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-09-21 11:28:18,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:28:18,303 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:28:18,303 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [350084601] [2020-09-21 11:28:18,303 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:28:18,304 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-21 11:28:18,304 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902031728] [2020-09-21 11:28:18,305 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 11:28:18,305 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:28:18,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 11:28:18,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-09-21 11:28:18,306 INFO L87 Difference]: Start difference. First operand 566 states and 819 transitions. Second operand 8 states. [2020-09-21 11:28:20,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:28:20,429 INFO L93 Difference]: Finished difference Result 1328 states and 1915 transitions. [2020-09-21 11:28:20,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-09-21 11:28:20,429 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 123 [2020-09-21 11:28:20,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:28:20,435 INFO L225 Difference]: With dead ends: 1328 [2020-09-21 11:28:20,436 INFO L226 Difference]: Without dead ends: 768 [2020-09-21 11:28:20,438 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-09-21 11:28:20,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 768 states. [2020-09-21 11:28:20,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 768 to 754. [2020-09-21 11:28:20,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 754 states. [2020-09-21 11:28:20,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 754 states and 1023 transitions. [2020-09-21 11:28:20,469 INFO L78 Accepts]: Start accepts. Automaton has 754 states and 1023 transitions. Word has length 123 [2020-09-21 11:28:20,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:28:20,470 INFO L479 AbstractCegarLoop]: Abstraction has 754 states and 1023 transitions. [2020-09-21 11:28:20,470 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 11:28:20,471 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1023 transitions. [2020-09-21 11:28:20,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-09-21 11:28:20,474 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:28:20,475 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:28:20,475 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 11:28:20,475 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:28:20,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:28:20,476 INFO L82 PathProgramCache]: Analyzing trace with hash -1580065926, now seen corresponding path program 1 times [2020-09-21 11:28:20,476 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:28:20,476 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1305976314] [2020-09-21 11:28:20,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:28:20,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:28:20,566 FATAL L256 erpolLogProxyWrapper]: Difference in size: 6 [2020-09-21 11:28:20,567 FATAL L256 erpolLogProxyWrapper]: Difference in depth: -174 [2020-09-21 11:28:20,567 FATAL L256 erpolLogProxyWrapper]: Difference in width: 174 [2020-09-21 11:28:20,567 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:28:20,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-09-21 11:28:20,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:28:20,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-09-21 11:28:20,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:28:20,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:28:20,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 180 [2020-09-21 11:28:20,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-09-21 11:28:20,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:28:20,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:28:20,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:28:20,701 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:28:20,702 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:28:20,702 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:28:20,702 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:28:20,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:28:20,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:28:20,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:28:20,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:28:20,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:28:20,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:28:20,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:28:20,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:28:20,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-09-21 11:28:20,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:28:20,735 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:28:20,739 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:28:20,739 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:28:20,739 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:28:20,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-21 11:28:20,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:28:20,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:28:20,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:28:20,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:28:20,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:28:20,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:28:20,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:28:20,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-09-21 11:28:20,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:28:20,835 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:28:20,836 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:28:20,836 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:28:20,836 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:28:20,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-21 11:28:20,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:28:20,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-21 11:28:20,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:28:20,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:28:20,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:28:20,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-09-21 11:28:20,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-21 11:28:20,920 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 67 proven. 2 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2020-09-21 11:28:20,921 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1305976314] [2020-09-21 11:28:20,921 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:28:20,921 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-09-21 11:28:20,923 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252615417] [2020-09-21 11:28:20,924 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:28:20,924 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:28:20,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:28:20,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:28:20,925 INFO L87 Difference]: Start difference. First operand 754 states and 1023 transitions. Second operand 5 states. [2020-09-21 11:28:23,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:28:23,023 INFO L93 Difference]: Finished difference Result 2068 states and 2895 transitions. [2020-09-21 11:28:23,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-21 11:28:23,024 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 207 [2020-09-21 11:28:23,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:28:23,033 INFO L225 Difference]: With dead ends: 2068 [2020-09-21 11:28:23,033 INFO L226 Difference]: Without dead ends: 1320 [2020-09-21 11:28:23,036 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-09-21 11:28:23,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2020-09-21 11:28:23,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1124. [2020-09-21 11:28:23,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1124 states. [2020-09-21 11:28:23,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 1124 states and 1563 transitions. [2020-09-21 11:28:23,074 INFO L78 Accepts]: Start accepts. Automaton has 1124 states and 1563 transitions. Word has length 207 [2020-09-21 11:28:23,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:28:23,075 INFO L479 AbstractCegarLoop]: Abstraction has 1124 states and 1563 transitions. [2020-09-21 11:28:23,075 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:28:23,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1563 transitions. [2020-09-21 11:28:23,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2020-09-21 11:28:23,080 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:28:23,081 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:28:23,081 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 11:28:23,081 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:28:23,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:28:23,082 INFO L82 PathProgramCache]: Analyzing trace with hash 850395808, now seen corresponding path program 1 times [2020-09-21 11:28:23,082 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:28:23,082 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [582894060] [2020-09-21 11:28:23,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:28:23,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:28:23,176 FATAL L256 erpolLogProxyWrapper]: Difference in size: 5 [2020-09-21 11:28:23,177 FATAL L256 erpolLogProxyWrapper]: Difference in depth: -89 [2020-09-21 11:28:23,177 FATAL L256 erpolLogProxyWrapper]: Difference in width: 89 [2020-09-21 11:28:23,177 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:28:23,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 343 [2020-09-21 11:28:23,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:28:23,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-21 11:28:23,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:28:23,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:28:23,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-09-21 11:28:23,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-09-21 11:28:23,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:28:23,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:28:23,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:28:23,285 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:28:23,285 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:28:23,286 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:28:23,286 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:28:23,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:28:23,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:28:23,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:28:23,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:28:23,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:28:23,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:28:23,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:28:23,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:28:23,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-09-21 11:28:23,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:28:23,342 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:28:23,346 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:28:23,346 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:28:23,346 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:28:23,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-21 11:28:23,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:28:23,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-21 11:28:23,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:28:23,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:28:23,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:28:23,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-09-21 11:28:23,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-09-21 11:28:23,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-09-21 11:28:23,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:28:23,450 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:28:23,451 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:28:23,451 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:28:23,451 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:28:23,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 114 [2020-09-21 11:28:23,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:28:23,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-21 11:28:23,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:28:23,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:28:23,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:28:23,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 113 [2020-09-21 11:28:23,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:28:23,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-09-21 11:28:23,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:28:23,811 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:28:23,811 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:28:23,811 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:28:23,812 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:28:23,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-09-21 11:28:23,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:28:23,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-09-21 11:28:23,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:28:23,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:28:23,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-09-21 11:28:23,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:28:23,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:28:24,221 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 184 proven. 91 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-09-21 11:28:24,222 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [582894060] [2020-09-21 11:28:24,222 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:28:24,222 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-09-21 11:28:24,222 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802270489] [2020-09-21 11:28:24,223 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-21 11:28:24,223 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:28:24,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-21 11:28:24,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:28:24,224 INFO L87 Difference]: Start difference. First operand 1124 states and 1563 transitions. Second operand 7 states. [2020-09-21 11:28:26,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:28:26,114 INFO L93 Difference]: Finished difference Result 2325 states and 3237 transitions. [2020-09-21 11:28:26,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-09-21 11:28:26,115 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 328 [2020-09-21 11:28:26,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:28:26,121 INFO L225 Difference]: With dead ends: 2325 [2020-09-21 11:28:26,121 INFO L226 Difference]: Without dead ends: 1164 [2020-09-21 11:28:26,125 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2020-09-21 11:28:26,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1164 states. [2020-09-21 11:28:26,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1164 to 1124. [2020-09-21 11:28:26,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1124 states. [2020-09-21 11:28:26,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 1124 states and 1337 transitions. [2020-09-21 11:28:26,157 INFO L78 Accepts]: Start accepts. Automaton has 1124 states and 1337 transitions. Word has length 328 [2020-09-21 11:28:26,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:28:26,157 INFO L479 AbstractCegarLoop]: Abstraction has 1124 states and 1337 transitions. [2020-09-21 11:28:26,157 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-21 11:28:26,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1337 transitions. [2020-09-21 11:28:26,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2020-09-21 11:28:26,164 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:28:26,164 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:28:26,165 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-21 11:28:26,165 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:28:26,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:28:26,165 INFO L82 PathProgramCache]: Analyzing trace with hash 1501534067, now seen corresponding path program 1 times [2020-09-21 11:28:26,165 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:28:26,166 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1080924570] [2020-09-21 11:28:26,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:28:26,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:28:26,295 FATAL L256 erpolLogProxyWrapper]: Difference in size: 6 [2020-09-21 11:28:26,295 FATAL L256 erpolLogProxyWrapper]: Difference in depth: -322 [2020-09-21 11:28:26,296 FATAL L256 erpolLogProxyWrapper]: Difference in width: 322 [2020-09-21 11:28:26,296 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:28:26,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 368 [2020-09-21 11:28:26,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:28:26,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-09-21 11:28:26,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:28:26,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:28:26,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 328 [2020-09-21 11:28:26,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-09-21 11:28:26,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:28:26,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:28:26,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:28:26,427 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:28:26,427 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:28:26,427 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:28:26,427 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:28:26,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:28:26,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:28:26,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:28:26,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:28:26,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:28:26,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:28:26,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:28:26,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:28:26,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-09-21 11:28:26,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:28:26,458 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:28:26,458 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:28:26,458 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:28:26,459 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:28:26,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-09-21 11:28:26,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:28:26,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:28:26,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:28:26,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:28:26,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:28:26,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:28:26,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:28:26,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-09-21 11:28:26,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:28:26,590 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:28:26,590 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:28:26,591 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:28:26,591 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:28:26,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 114 [2020-09-21 11:28:26,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:28:26,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:28:26,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:28:26,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:28:26,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:28:26,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:28:26,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-21 11:28:26,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-09-21 11:28:26,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:28:26,698 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:28:26,699 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:28:26,699 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:28:26,701 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:28:26,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-09-21 11:28:26,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:28:26,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-21 11:28:26,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:28:26,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:28:26,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:28:26,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-09-21 11:28:26,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:28:26,932 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 102 proven. 3 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2020-09-21 11:28:26,933 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1080924570] [2020-09-21 11:28:26,934 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:28:26,935 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-09-21 11:28:26,935 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916673787] [2020-09-21 11:28:26,936 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:28:26,937 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:28:26,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:28:26,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:28:26,938 INFO L87 Difference]: Start difference. First operand 1124 states and 1337 transitions. Second operand 5 states. [2020-09-21 11:28:28,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:28:28,410 INFO L93 Difference]: Finished difference Result 2988 states and 3568 transitions. [2020-09-21 11:28:28,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-21 11:28:28,411 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 353 [2020-09-21 11:28:28,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:28:28,411 INFO L225 Difference]: With dead ends: 2988 [2020-09-21 11:28:28,411 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 11:28:28,417 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-09-21 11:28:28,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 11:28:28,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 11:28:28,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 11:28:28,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 11:28:28,418 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 353 [2020-09-21 11:28:28,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:28:28,419 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 11:28:28,419 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:28:28,419 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 11:28:28,419 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 11:28:28,419 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-21 11:28:28,422 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 11:28:28,962 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 87 [2020-09-21 11:28:29,104 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 87 [2020-09-21 11:28:29,573 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 31 [2020-09-21 11:28:29,857 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 28 [2020-09-21 11:28:30,060 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 28 [2020-09-21 11:28:30,065 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:28:30,066 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a24~0 |old(~a24~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~a21~0 |old(~a21~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputA~0 |old(~inputA~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a12~0 |old(~a12~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~a15~0 |old(~a15~0)|)) [2020-09-21 11:28:30,066 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:28:30,066 INFO L268 CegarLoopResult]: For program point L432(lines 432 870) no Hoare annotation was computed. [2020-09-21 11:28:30,066 INFO L268 CegarLoopResult]: For program point L366(lines 366 870) no Hoare annotation was computed. [2020-09-21 11:28:30,067 INFO L268 CegarLoopResult]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,067 INFO L268 CegarLoopResult]: For program point L102-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,067 INFO L268 CegarLoopResult]: For program point L36-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,067 INFO L268 CegarLoopResult]: For program point L235(lines 235 870) no Hoare annotation was computed. [2020-09-21 11:28:30,067 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-09-21 11:28:30,067 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-09-21 11:28:30,067 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-09-21 11:28:30,068 INFO L268 CegarLoopResult]: For program point L764(lines 764 870) no Hoare annotation was computed. [2020-09-21 11:28:30,068 INFO L268 CegarLoopResult]: For program point L632(lines 632 870) no Hoare annotation was computed. [2020-09-21 11:28:30,068 INFO L268 CegarLoopResult]: For program point L500(lines 500 870) no Hoare annotation was computed. [2020-09-21 11:28:30,068 INFO L268 CegarLoopResult]: For program point L831(lines 831 870) no Hoare annotation was computed. [2020-09-21 11:28:30,068 INFO L268 CegarLoopResult]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,068 INFO L268 CegarLoopResult]: For program point L105-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,068 INFO L268 CegarLoopResult]: For program point L39-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,069 INFO L268 CegarLoopResult]: For program point L700(lines 700 870) no Hoare annotation was computed. [2020-09-21 11:28:30,069 INFO L268 CegarLoopResult]: For program point L568(lines 568 870) no Hoare annotation was computed. [2020-09-21 11:28:30,069 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-09-21 11:28:30,069 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-09-21 11:28:30,069 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-09-21 11:28:30,069 INFO L268 CegarLoopResult]: For program point L305(lines 305 870) no Hoare annotation was computed. [2020-09-21 11:28:30,069 INFO L268 CegarLoopResult]: For program point L438(lines 438 870) no Hoare annotation was computed. [2020-09-21 11:28:30,070 INFO L268 CegarLoopResult]: For program point L372(lines 372 870) no Hoare annotation was computed. [2020-09-21 11:28:30,070 INFO L268 CegarLoopResult]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,070 INFO L268 CegarLoopResult]: For program point L108-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,070 INFO L268 CegarLoopResult]: For program point L42-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,070 INFO L268 CegarLoopResult]: For program point L241(lines 241 870) no Hoare annotation was computed. [2020-09-21 11:28:30,070 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-09-21 11:28:30,071 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-09-21 11:28:30,071 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-09-21 11:28:30,071 INFO L268 CegarLoopResult]: For program point L638(lines 638 870) no Hoare annotation was computed. [2020-09-21 11:28:30,071 INFO L268 CegarLoopResult]: For program point L506(lines 506 870) no Hoare annotation was computed. [2020-09-21 11:28:30,071 INFO L268 CegarLoopResult]: For program point L837(lines 837 870) no Hoare annotation was computed. [2020-09-21 11:28:30,071 INFO L268 CegarLoopResult]: For program point L771(lines 771 870) no Hoare annotation was computed. [2020-09-21 11:28:30,071 INFO L268 CegarLoopResult]: For program point L573(lines 573 870) no Hoare annotation was computed. [2020-09-21 11:28:30,072 INFO L268 CegarLoopResult]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,072 INFO L268 CegarLoopResult]: For program point L111-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,072 INFO L268 CegarLoopResult]: For program point L45-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,072 INFO L268 CegarLoopResult]: For program point L706(lines 706 870) no Hoare annotation was computed. [2020-09-21 11:28:30,072 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-09-21 11:28:30,072 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-09-21 11:28:30,072 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-09-21 11:28:30,073 INFO L268 CegarLoopResult]: For program point L311(lines 311 870) no Hoare annotation was computed. [2020-09-21 11:28:30,073 INFO L268 CegarLoopResult]: For program point L444(lines 444 870) no Hoare annotation was computed. [2020-09-21 11:28:30,073 INFO L268 CegarLoopResult]: For program point L378(lines 378 870) no Hoare annotation was computed. [2020-09-21 11:28:30,073 INFO L268 CegarLoopResult]: For program point L180-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,073 INFO L268 CegarLoopResult]: For program point L114-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,073 INFO L268 CegarLoopResult]: For program point L48-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,073 INFO L268 CegarLoopResult]: For program point L247(lines 247 870) no Hoare annotation was computed. [2020-09-21 11:28:30,073 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-09-21 11:28:30,074 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-09-21 11:28:30,074 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-09-21 11:28:30,074 INFO L268 CegarLoopResult]: For program point L842(lines 842 870) no Hoare annotation was computed. [2020-09-21 11:28:30,074 INFO L268 CegarLoopResult]: For program point L644(lines 644 870) no Hoare annotation was computed. [2020-09-21 11:28:30,074 INFO L268 CegarLoopResult]: For program point L512(lines 512 870) no Hoare annotation was computed. [2020-09-21 11:28:30,074 INFO L268 CegarLoopResult]: For program point L777(lines 777 870) no Hoare annotation was computed. [2020-09-21 11:28:30,074 INFO L268 CegarLoopResult]: For program point L579(lines 579 870) no Hoare annotation was computed. [2020-09-21 11:28:30,075 INFO L268 CegarLoopResult]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,075 INFO L268 CegarLoopResult]: For program point L117-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,075 INFO L268 CegarLoopResult]: For program point L51-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,075 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,075 INFO L268 CegarLoopResult]: For program point L712(lines 712 870) no Hoare annotation was computed. [2020-09-21 11:28:30,075 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-09-21 11:28:30,075 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-09-21 11:28:30,076 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-09-21 11:28:30,076 INFO L268 CegarLoopResult]: For program point L449(lines 449 870) no Hoare annotation was computed. [2020-09-21 11:28:30,076 INFO L268 CegarLoopResult]: For program point L317(lines 317 870) no Hoare annotation was computed. [2020-09-21 11:28:30,076 INFO L268 CegarLoopResult]: For program point L384(lines 384 870) no Hoare annotation was computed. [2020-09-21 11:28:30,076 INFO L268 CegarLoopResult]: For program point L252(lines 252 870) no Hoare annotation was computed. [2020-09-21 11:28:30,076 INFO L268 CegarLoopResult]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,076 INFO L268 CegarLoopResult]: For program point L120-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,076 INFO L268 CegarLoopResult]: For program point L54-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,077 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-09-21 11:28:30,077 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-09-21 11:28:30,077 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-09-21 11:28:30,077 INFO L268 CegarLoopResult]: For program point L848(lines 848 870) no Hoare annotation was computed. [2020-09-21 11:28:30,077 INFO L268 CegarLoopResult]: For program point L650(lines 650 870) no Hoare annotation was computed. [2020-09-21 11:28:30,077 INFO L268 CegarLoopResult]: For program point L518(lines 518 870) no Hoare annotation was computed. [2020-09-21 11:28:30,077 INFO L268 CegarLoopResult]: For program point L783(lines 783 870) no Hoare annotation was computed. [2020-09-21 11:28:30,077 INFO L268 CegarLoopResult]: For program point L585(lines 585 870) no Hoare annotation was computed. [2020-09-21 11:28:30,078 INFO L268 CegarLoopResult]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,079 INFO L268 CegarLoopResult]: For program point L123-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,079 INFO L268 CegarLoopResult]: For program point L57-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,079 INFO L268 CegarLoopResult]: For program point L718(lines 718 870) no Hoare annotation was computed. [2020-09-21 11:28:30,079 INFO L268 CegarLoopResult]: For program point L454(lines 454 870) no Hoare annotation was computed. [2020-09-21 11:28:30,079 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-09-21 11:28:30,080 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-09-21 11:28:30,080 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-09-21 11:28:30,080 INFO L268 CegarLoopResult]: For program point L323(lines 323 870) no Hoare annotation was computed. [2020-09-21 11:28:30,080 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 20 872) the Hoare annotation is: (let ((.cse0 (= ~a24~0 |old(~a24~0)|)) (.cse1 (= ~a12~0 |old(~a12~0)|)) (.cse2 (= ~a15~0 |old(~a15~0)|))) (let ((.cse3 (and .cse0 (= ~a21~0 |old(~a21~0)|) .cse1 .cse2))) (and (or (and .cse0 (= ~a21~0 9) .cse1 .cse2) (not (= 9 |old(~a21~0)|))) (or .cse3 (= 6 |old(~a15~0)|)) (or .cse3 (not (<= 0 (+ |old(~a12~0)| 41))))))) [2020-09-21 11:28:30,080 INFO L268 CegarLoopResult]: For program point L390(lines 390 870) no Hoare annotation was computed. [2020-09-21 11:28:30,080 INFO L268 CegarLoopResult]: For program point L258(lines 258 870) no Hoare annotation was computed. [2020-09-21 11:28:30,080 INFO L268 CegarLoopResult]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,081 INFO L268 CegarLoopResult]: For program point L126-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,084 INFO L268 CegarLoopResult]: For program point L60-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,085 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-09-21 11:28:30,085 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-09-21 11:28:30,085 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-09-21 11:28:30,085 INFO L268 CegarLoopResult]: For program point L854(lines 854 870) no Hoare annotation was computed. [2020-09-21 11:28:30,085 INFO L268 CegarLoopResult]: For program point L656(lines 656 870) no Hoare annotation was computed. [2020-09-21 11:28:30,085 INFO L268 CegarLoopResult]: For program point L524(lines 524 870) no Hoare annotation was computed. [2020-09-21 11:28:30,085 INFO L268 CegarLoopResult]: For program point L789(lines 789 870) no Hoare annotation was computed. [2020-09-21 11:28:30,085 INFO L268 CegarLoopResult]: For program point L591(lines 591 870) no Hoare annotation was computed. [2020-09-21 11:28:30,086 INFO L268 CegarLoopResult]: For program point L195-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,086 INFO L268 CegarLoopResult]: For program point L129-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,086 INFO L268 CegarLoopResult]: For program point L63-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,086 INFO L268 CegarLoopResult]: For program point L724(lines 724 870) no Hoare annotation was computed. [2020-09-21 11:28:30,086 INFO L268 CegarLoopResult]: For program point L460(lines 460 870) no Hoare annotation was computed. [2020-09-21 11:28:30,086 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-09-21 11:28:30,086 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-09-21 11:28:30,086 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-09-21 11:28:30,086 INFO L268 CegarLoopResult]: For program point L329(lines 329 870) no Hoare annotation was computed. [2020-09-21 11:28:30,087 INFO L268 CegarLoopResult]: For program point L396(lines 396 870) no Hoare annotation was computed. [2020-09-21 11:28:30,087 INFO L268 CegarLoopResult]: For program point L264(lines 264 870) no Hoare annotation was computed. [2020-09-21 11:28:30,087 INFO L268 CegarLoopResult]: For program point L198-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,087 INFO L268 CegarLoopResult]: For program point L132-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,087 INFO L268 CegarLoopResult]: For program point L66-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,087 INFO L268 CegarLoopResult]: For program point L859(lines 859 870) no Hoare annotation was computed. [2020-09-21 11:28:30,087 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-09-21 11:28:30,087 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-09-21 11:28:30,088 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-09-21 11:28:30,088 INFO L268 CegarLoopResult]: For program point L662(lines 662 870) no Hoare annotation was computed. [2020-09-21 11:28:30,088 INFO L268 CegarLoopResult]: For program point L530(lines 530 870) no Hoare annotation was computed. [2020-09-21 11:28:30,088 INFO L268 CegarLoopResult]: For program point L795(lines 795 870) no Hoare annotation was computed. [2020-09-21 11:28:30,088 INFO L268 CegarLoopResult]: For program point L597(lines 597 870) no Hoare annotation was computed. [2020-09-21 11:28:30,088 INFO L268 CegarLoopResult]: For program point L201-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,088 INFO L268 CegarLoopResult]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,088 INFO L268 CegarLoopResult]: For program point L69-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,089 INFO L268 CegarLoopResult]: For program point L730(lines 730 870) no Hoare annotation was computed. [2020-09-21 11:28:30,089 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-09-21 11:28:30,089 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-09-21 11:28:30,089 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-09-21 11:28:30,089 INFO L268 CegarLoopResult]: For program point L467(lines 467 870) no Hoare annotation was computed. [2020-09-21 11:28:30,089 INFO L268 CegarLoopResult]: For program point L335(lines 335 870) no Hoare annotation was computed. [2020-09-21 11:28:30,089 INFO L268 CegarLoopResult]: For program point L269(lines 269 870) no Hoare annotation was computed. [2020-09-21 11:28:30,089 INFO L268 CegarLoopResult]: For program point L402(lines 402 870) no Hoare annotation was computed. [2020-09-21 11:28:30,090 INFO L268 CegarLoopResult]: For program point L138-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,090 INFO L268 CegarLoopResult]: For program point L72-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,090 INFO L268 CegarLoopResult]: For program point L865(lines 865 870) no Hoare annotation was computed. [2020-09-21 11:28:30,090 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-09-21 11:28:30,090 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-09-21 11:28:30,090 INFO L268 CegarLoopResult]: For program point L668(lines 668 870) no Hoare annotation was computed. [2020-09-21 11:28:30,090 INFO L268 CegarLoopResult]: For program point L536(lines 536 870) no Hoare annotation was computed. [2020-09-21 11:28:30,090 INFO L268 CegarLoopResult]: For program point L801(lines 801 870) no Hoare annotation was computed. [2020-09-21 11:28:30,090 INFO L268 CegarLoopResult]: For program point L735(lines 735 870) no Hoare annotation was computed. [2020-09-21 11:28:30,091 INFO L268 CegarLoopResult]: For program point L603(lines 603 870) no Hoare annotation was computed. [2020-09-21 11:28:30,091 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 106) no Hoare annotation was computed. [2020-09-21 11:28:30,091 INFO L268 CegarLoopResult]: For program point L141-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,091 INFO L268 CegarLoopResult]: For program point L75-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,091 INFO L268 CegarLoopResult]: For program point L472(lines 472 870) no Hoare annotation was computed. [2020-09-21 11:28:30,091 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-09-21 11:28:30,091 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-09-21 11:28:30,092 INFO L268 CegarLoopResult]: For program point L341(lines 341 870) no Hoare annotation was computed. [2020-09-21 11:28:30,092 INFO L268 CegarLoopResult]: For program point L275(lines 275 870) no Hoare annotation was computed. [2020-09-21 11:28:30,092 INFO L268 CegarLoopResult]: For program point L408(lines 408 870) no Hoare annotation was computed. [2020-09-21 11:28:30,092 INFO L268 CegarLoopResult]: For program point L144-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,092 INFO L268 CegarLoopResult]: For program point L78-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,092 INFO L268 CegarLoopResult]: For program point L541(lines 541 870) no Hoare annotation was computed. [2020-09-21 11:28:30,092 INFO L268 CegarLoopResult]: For program point L211(lines 211 870) no Hoare annotation was computed. [2020-09-21 11:28:30,092 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-09-21 11:28:30,093 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-09-21 11:28:30,093 INFO L268 CegarLoopResult]: For program point L674(lines 674 870) no Hoare annotation was computed. [2020-09-21 11:28:30,093 INFO L268 CegarLoopResult]: For program point L807(lines 807 870) no Hoare annotation was computed. [2020-09-21 11:28:30,093 INFO L268 CegarLoopResult]: For program point L741(lines 741 870) no Hoare annotation was computed. [2020-09-21 11:28:30,093 INFO L268 CegarLoopResult]: For program point L609(lines 609 870) no Hoare annotation was computed. [2020-09-21 11:28:30,093 INFO L268 CegarLoopResult]: For program point L147-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,093 INFO L268 CegarLoopResult]: For program point L81-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,093 INFO L268 CegarLoopResult]: For program point L478(lines 478 870) no Hoare annotation was computed. [2020-09-21 11:28:30,093 INFO L268 CegarLoopResult]: For program point L280(lines 280 870) no Hoare annotation was computed. [2020-09-21 11:28:30,094 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-09-21 11:28:30,094 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-09-21 11:28:30,094 INFO L268 CegarLoopResult]: For program point L677(lines 677 870) no Hoare annotation was computed. [2020-09-21 11:28:30,094 INFO L268 CegarLoopResult]: For program point L347(lines 347 870) no Hoare annotation was computed. [2020-09-21 11:28:30,094 INFO L268 CegarLoopResult]: For program point L414(lines 414 870) no Hoare annotation was computed. [2020-09-21 11:28:30,094 INFO L268 CegarLoopResult]: For program point L150-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,094 INFO L268 CegarLoopResult]: For program point L84-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,094 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,095 INFO L268 CegarLoopResult]: For program point L547(lines 547 870) no Hoare annotation was computed. [2020-09-21 11:28:30,095 INFO L268 CegarLoopResult]: For program point L217(lines 217 870) no Hoare annotation was computed. [2020-09-21 11:28:30,095 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-09-21 11:28:30,095 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-09-21 11:28:30,095 INFO L268 CegarLoopResult]: For program point L747(lines 747 870) no Hoare annotation was computed. [2020-09-21 11:28:30,095 INFO L268 CegarLoopResult]: For program point L615(lines 615 870) no Hoare annotation was computed. [2020-09-21 11:28:30,095 INFO L268 CegarLoopResult]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,095 INFO L268 CegarLoopResult]: For program point L87-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,096 INFO L268 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2020-09-21 11:28:30,096 INFO L268 CegarLoopResult]: For program point L21-2(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,096 INFO L268 CegarLoopResult]: For program point L814(lines 814 870) no Hoare annotation was computed. [2020-09-21 11:28:30,096 INFO L268 CegarLoopResult]: For program point L484(lines 484 870) no Hoare annotation was computed. [2020-09-21 11:28:30,096 INFO L268 CegarLoopResult]: For program point L286(lines 286 870) no Hoare annotation was computed. [2020-09-21 11:28:30,096 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-09-21 11:28:30,096 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-09-21 11:28:30,096 INFO L268 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2020-09-21 11:28:30,097 INFO L268 CegarLoopResult]: For program point L683(lines 683 870) no Hoare annotation was computed. [2020-09-21 11:28:30,097 INFO L268 CegarLoopResult]: For program point L353(lines 353 870) no Hoare annotation was computed. [2020-09-21 11:28:30,097 INFO L268 CegarLoopResult]: For program point L552(lines 552 870) no Hoare annotation was computed. [2020-09-21 11:28:30,097 INFO L268 CegarLoopResult]: For program point L420(lines 420 870) no Hoare annotation was computed. [2020-09-21 11:28:30,097 INFO L268 CegarLoopResult]: For program point L156-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,097 INFO L268 CegarLoopResult]: For program point L90-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,097 INFO L268 CegarLoopResult]: For program point L24-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,097 INFO L268 CegarLoopResult]: For program point L223(lines 223 870) no Hoare annotation was computed. [2020-09-21 11:28:30,097 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-09-21 11:28:30,098 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-09-21 11:28:30,098 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-09-21 11:28:30,098 INFO L268 CegarLoopResult]: For program point L752(lines 752 870) no Hoare annotation was computed. [2020-09-21 11:28:30,098 INFO L268 CegarLoopResult]: For program point L819(lines 819 870) no Hoare annotation was computed. [2020-09-21 11:28:30,098 INFO L268 CegarLoopResult]: For program point L621(lines 621 870) no Hoare annotation was computed. [2020-09-21 11:28:30,098 INFO L268 CegarLoopResult]: For program point L555(lines 555 870) no Hoare annotation was computed. [2020-09-21 11:28:30,098 INFO L268 CegarLoopResult]: For program point L159-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,098 INFO L268 CegarLoopResult]: For program point L93-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,099 INFO L268 CegarLoopResult]: For program point L27-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,099 INFO L268 CegarLoopResult]: For program point L688(lines 688 870) no Hoare annotation was computed. [2020-09-21 11:28:30,099 INFO L268 CegarLoopResult]: For program point L490(lines 490 870) no Hoare annotation was computed. [2020-09-21 11:28:30,099 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-09-21 11:28:30,099 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-09-21 11:28:30,099 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-09-21 11:28:30,099 INFO L268 CegarLoopResult]: For program point L359(lines 359 870) no Hoare annotation was computed. [2020-09-21 11:28:30,099 INFO L268 CegarLoopResult]: For program point L293(lines 293 870) no Hoare annotation was computed. [2020-09-21 11:28:30,100 INFO L268 CegarLoopResult]: For program point L426(lines 426 870) no Hoare annotation was computed. [2020-09-21 11:28:30,100 INFO L268 CegarLoopResult]: For program point L162-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,100 INFO L268 CegarLoopResult]: For program point L96-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,100 INFO L268 CegarLoopResult]: For program point L30-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,100 INFO L268 CegarLoopResult]: For program point L229(lines 229 870) no Hoare annotation was computed. [2020-09-21 11:28:30,100 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-09-21 11:28:30,100 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-09-21 11:28:30,100 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-09-21 11:28:30,101 INFO L268 CegarLoopResult]: For program point L758(lines 758 870) no Hoare annotation was computed. [2020-09-21 11:28:30,101 INFO L268 CegarLoopResult]: For program point L626(lines 626 870) no Hoare annotation was computed. [2020-09-21 11:28:30,101 INFO L268 CegarLoopResult]: For program point L825(lines 825 870) no Hoare annotation was computed. [2020-09-21 11:28:30,101 INFO L268 CegarLoopResult]: For program point L561(lines 561 870) no Hoare annotation was computed. [2020-09-21 11:28:30,101 INFO L268 CegarLoopResult]: For program point L495(lines 495 870) no Hoare annotation was computed. [2020-09-21 11:28:30,101 INFO L268 CegarLoopResult]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,101 INFO L268 CegarLoopResult]: For program point L99-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,101 INFO L268 CegarLoopResult]: For program point L33-1(lines 20 872) no Hoare annotation was computed. [2020-09-21 11:28:30,102 INFO L268 CegarLoopResult]: For program point L694(lines 694 870) no Hoare annotation was computed. [2020-09-21 11:28:30,102 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-09-21 11:28:30,102 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-09-21 11:28:30,102 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-09-21 11:28:30,102 INFO L268 CegarLoopResult]: For program point L299(lines 299 870) no Hoare annotation was computed. [2020-09-21 11:28:30,102 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:28:30,103 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 7 ~a21~0) (<= 8 ~a15~0) (<= (+ ~a12~0 49) 0) (<= ~a15~0 8)) [2020-09-21 11:28:30,106 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 11:28:30,106 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:28:30,106 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 874 890) the Hoare annotation is: (or (not (<= 8 |old(~a15~0)|)) (not (<= |old(~a15~0)| 8)) (not (<= 7 |old(~a21~0)|)) (not (<= (+ |old(~a12~0)| 49) 0)) (and (<= 8 ~a15~0) (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (<= ~a15~0 8) (= ~a12~0 |old(~a12~0)|))) [2020-09-21 11:28:30,108 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 874 890) no Hoare annotation was computed. [2020-09-21 11:28:30,110 INFO L264 CegarLoopResult]: At program point L888(line 888) the Hoare annotation is: (or (<= 0 (+ ~a12~0 41)) (not (<= 8 |old(~a15~0)|)) (not (= ~a15~0 6)) (not (<= |old(~a15~0)| 8)) (= ~a21~0 9) (not (<= 7 |old(~a21~0)|)) (not (<= (+ |old(~a12~0)| 49) 0))) [2020-09-21 11:28:30,110 INFO L268 CegarLoopResult]: For program point L888-1(line 888) no Hoare annotation was computed. [2020-09-21 11:28:30,110 INFO L268 CegarLoopResult]: For program point L885(line 885) no Hoare annotation was computed. [2020-09-21 11:28:30,110 INFO L264 CegarLoopResult]: At program point L880-2(lines 880 889) the Hoare annotation is: (or (<= 0 (+ ~a12~0 41)) (not (<= 8 |old(~a15~0)|)) (not (= ~a15~0 6)) (not (<= |old(~a15~0)| 8)) (= ~a21~0 9) (not (<= 7 |old(~a21~0)|)) (not (<= (+ |old(~a12~0)| 49) 0))) [2020-09-21 11:28:30,110 INFO L268 CegarLoopResult]: For program point L880-3(lines 874 890) no Hoare annotation was computed. [2020-09-21 11:28:30,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 11:28:30 BoogieIcfgContainer [2020-09-21 11:28:30,144 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 11:28:30,149 INFO L168 Benchmark]: Toolchain (without parser) took 21965.61 ms. Allocated memory was 145.2 MB in the beginning and 472.4 MB in the end (delta: 327.2 MB). Free memory was 99.0 MB in the beginning and 209.1 MB in the end (delta: -110.1 MB). Peak memory consumption was 217.1 MB. Max. memory is 7.1 GB. [2020-09-21 11:28:30,151 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 145.2 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-09-21 11:28:30,164 INFO L168 Benchmark]: CACSL2BoogieTranslator took 918.52 ms. Allocated memory was 145.2 MB in the beginning and 206.6 MB in the end (delta: 61.3 MB). Free memory was 98.4 MB in the beginning and 169.3 MB in the end (delta: -70.9 MB). Peak memory consumption was 36.8 MB. Max. memory is 7.1 GB. [2020-09-21 11:28:30,165 INFO L168 Benchmark]: Boogie Preprocessor took 148.91 ms. Allocated memory is still 206.6 MB. Free memory was 169.3 MB in the beginning and 164.2 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2020-09-21 11:28:30,166 INFO L168 Benchmark]: RCFGBuilder took 1776.07 ms. Allocated memory was 206.6 MB in the beginning and 237.0 MB in the end (delta: 30.4 MB). Free memory was 163.5 MB in the beginning and 158.6 MB in the end (delta: 4.8 MB). Peak memory consumption was 82.6 MB. Max. memory is 7.1 GB. [2020-09-21 11:28:30,169 INFO L168 Benchmark]: TraceAbstraction took 19106.71 ms. Allocated memory was 237.0 MB in the beginning and 472.4 MB in the end (delta: 235.4 MB). Free memory was 158.6 MB in the beginning and 209.1 MB in the end (delta: -50.5 MB). Peak memory consumption was 184.9 MB. Max. memory is 7.1 GB. [2020-09-21 11:28:30,172 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 145.2 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 918.52 ms. Allocated memory was 145.2 MB in the beginning and 206.6 MB in the end (delta: 61.3 MB). Free memory was 98.4 MB in the beginning and 169.3 MB in the end (delta: -70.9 MB). Peak memory consumption was 36.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 148.91 ms. Allocated memory is still 206.6 MB. Free memory was 169.3 MB in the beginning and 164.2 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1776.07 ms. Allocated memory was 206.6 MB in the beginning and 237.0 MB in the end (delta: 30.4 MB). Free memory was 163.5 MB in the beginning and 158.6 MB in the end (delta: 4.8 MB). Peak memory consumption was 82.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 19106.71 ms. Allocated memory was 237.0 MB in the beginning and 472.4 MB in the end (delta: 235.4 MB). Free memory was 158.6 MB in the beginning and 209.1 MB in the end (delta: -50.5 MB). Peak memory consumption was 184.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 106]: 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: 880]: Loop Invariant Derived loop invariant: (((((0 <= a12 + 41 || !(8 <= \old(a15))) || !(a15 == 6)) || !(\old(a15) <= 8)) || a21 == 9) || !(7 <= \old(a21))) || !(\old(a12) + 49 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 254 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 17.2s, OverallIterations: 6, TraceHistogramMax: 4, AutomataDifference: 13.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 167 SDtfs, 3847 SDslu, 190 SDs, 0 SdLazy, 6223 SolverSat, 1485 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 81 GetRequests, 38 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1124occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 458 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 42 PreInvPairs, 68 NumberOfFragments, 200 HoareAnnotationTreeSize, 42 FomulaSimplifications, 15262 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 7 FomulaSimplificationsInter, 5496 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 1165 NumberOfCodeBlocks, 1165 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 1159 ConstructedInterpolants, 0 QuantifiedInterpolants, 1248874 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 3 PerfectInterpolantSequences, 870/966 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...