/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 --rcfgbuilder.size.of.a.code.block SequenceOfStatements --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 enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem16_label17.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 03:42:58,425 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 03:42:58,427 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 03:42:58,451 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 03:42:58,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 03:42:58,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 03:42:58,453 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 03:42:58,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 03:42:58,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 03:42:58,458 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 03:42:58,459 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 03:42:58,460 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 03:42:58,460 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 03:42:58,461 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 03:42:58,462 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 03:42:58,463 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 03:42:58,464 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 03:42:58,465 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 03:42:58,466 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 03:42:58,468 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 03:42:58,469 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 03:42:58,470 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 03:42:58,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 03:42:58,472 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 03:42:58,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 03:42:58,475 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 03:42:58,475 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 03:42:58,476 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 03:42:58,476 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 03:42:58,477 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 03:42:58,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 03:42:58,478 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 03:42:58,479 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 03:42:58,479 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 03:42:58,480 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 03:42:58,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 03:42:58,481 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 03:42:58,481 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 03:42:58,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 03:42:58,483 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 03:42:58,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 03:42:58,484 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 [2020-10-14 03:42:58,526 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 03:42:58,527 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 03:42:58,528 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 03:42:58,531 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 03:42:58,531 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 03:42:58,532 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 03:42:58,532 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 03:42:58,532 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 03:42:58,532 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 03:42:58,532 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 03:42:58,532 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 03:42:58,533 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 03:42:58,533 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 03:42:58,533 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 03:42:58,533 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 03:42:58,533 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 03:42:58,533 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 03:42:58,534 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 03:42:58,534 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 03:42:58,536 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 03:42:58,536 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 03:42:58,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 03:42:58,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 03:42:58,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 03:42:58,537 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 03:42:58,537 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 03:42:58,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 03:42:58,538 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 03:42:58,538 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 03:42:58,538 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.rcfgbuilder: Size of a code block -> SequenceOfStatements 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;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 03:42:58,885 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 03:42:58,907 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 03:42:58,912 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 03:42:58,914 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 03:42:58,915 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 03:42:58,916 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem16_label17.c [2020-10-14 03:42:58,991 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/53616f3fa/ba8a845791744116a8a00078882f24a1/FLAGf82d98246 [2020-10-14 03:42:59,590 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 03:42:59,591 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem16_label17.c [2020-10-14 03:42:59,621 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/53616f3fa/ba8a845791744116a8a00078882f24a1/FLAGf82d98246 [2020-10-14 03:42:59,794 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/53616f3fa/ba8a845791744116a8a00078882f24a1 [2020-10-14 03:42:59,802 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 03:42:59,804 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 03:42:59,806 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 03:42:59,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 03:42:59,810 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 03:42:59,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 03:42:59" (1/1) ... [2020-10-14 03:42:59,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2016f310 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:42:59, skipping insertion in model container [2020-10-14 03:42:59,815 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 03:42:59" (1/1) ... [2020-10-14 03:42:59,825 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 03:42:59,905 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 03:43:01,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 03:43:01,046 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 03:43:01,330 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 03:43:01,357 INFO L208 MainTranslator]: Completed translation [2020-10-14 03:43:01,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:43:01 WrapperNode [2020-10-14 03:43:01,367 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 03:43:01,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 03:43:01,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 03:43:01,369 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 03:43:01,388 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:43:01" (1/1) ... [2020-10-14 03:43:01,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:43:01" (1/1) ... [2020-10-14 03:43:01,443 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:43:01" (1/1) ... [2020-10-14 03:43:01,444 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:43:01" (1/1) ... [2020-10-14 03:43:01,521 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:43:01" (1/1) ... [2020-10-14 03:43:01,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:43:01" (1/1) ... [2020-10-14 03:43:01,567 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:43:01" (1/1) ... [2020-10-14 03:43:01,578 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 03:43:01,579 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 03:43:01,579 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 03:43:01,579 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 03:43:01,581 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:43:01" (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 [2020-10-14 03:43:01,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 03:43:01,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 03:43:01,653 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-14 03:43:01,653 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2020-10-14 03:43:01,653 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 03:43:01,654 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-14 03:43:01,654 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2020-10-14 03:43:01,654 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 03:43:01,654 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 03:43:01,654 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-14 03:43:01,655 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 03:43:01,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 03:43:01,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 03:43:04,119 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 03:43:04,120 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-14 03:43:04,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 03:43:04 BoogieIcfgContainer [2020-10-14 03:43:04,128 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 03:43:04,129 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 03:43:04,129 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 03:43:04,133 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 03:43:04,134 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 03:42:59" (1/3) ... [2020-10-14 03:43:04,134 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d96beb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 03:43:04, skipping insertion in model container [2020-10-14 03:43:04,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:43:01" (2/3) ... [2020-10-14 03:43:04,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d96beb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 03:43:04, skipping insertion in model container [2020-10-14 03:43:04,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 03:43:04" (3/3) ... [2020-10-14 03:43:04,137 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem16_label17.c [2020-10-14 03:43:04,148 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 03:43:04,157 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 03:43:04,173 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 03:43:04,199 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 03:43:04,199 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 03:43:04,200 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 03:43:04,200 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 03:43:04,200 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 03:43:04,200 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 03:43:04,200 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 03:43:04,200 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 03:43:04,227 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states. [2020-10-14 03:43:04,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-10-14 03:43:04,236 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:43:04,237 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 03:43:04,238 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:43:04,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:43:04,245 INFO L82 PathProgramCache]: Analyzing trace with hash -1802126811, now seen corresponding path program 1 times [2020-10-14 03:43:04,254 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:43:04,254 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1155591843] [2020-10-14 03:43:04,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:43:04,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:04,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:04,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:04,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-10-14 03:43:04,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:43:04,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 402 [2020-10-14 03:43:04,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:04,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:04,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 03:43:04,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 03:43:04,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-14 03:43:04,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 03:43:04,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:43:04,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:04,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:05,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:05,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:43:05,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:43:05,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 03:43:05,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:05,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:05,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:43:05,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:43:05,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 03:43:05,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:43:05,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 03:43:05,029 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1155591843] [2020-10-14 03:43:05,032 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 03:43:05,032 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 03:43:05,033 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863417540] [2020-10-14 03:43:05,039 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 03:43:05,039 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:43:05,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 03:43:05,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 03:43:05,056 INFO L87 Difference]: Start difference. First operand 409 states. Second operand 5 states. [2020-10-14 03:43:10,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:43:10,214 INFO L93 Difference]: Finished difference Result 1515 states and 2849 transitions. [2020-10-14 03:43:10,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 03:43:10,216 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 64 [2020-10-14 03:43:10,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:43:10,243 INFO L225 Difference]: With dead ends: 1515 [2020-10-14 03:43:10,243 INFO L226 Difference]: Without dead ends: 1038 [2020-10-14 03:43:10,256 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-14 03:43:10,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1038 states. [2020-10-14 03:43:10,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1038 to 1034. [2020-10-14 03:43:10,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1034 states. [2020-10-14 03:43:10,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 1034 states and 1485 transitions. [2020-10-14 03:43:10,427 INFO L78 Accepts]: Start accepts. Automaton has 1034 states and 1485 transitions. Word has length 64 [2020-10-14 03:43:10,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:43:10,429 INFO L479 AbstractCegarLoop]: Abstraction has 1034 states and 1485 transitions. [2020-10-14 03:43:10,429 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 03:43:10,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1485 transitions. [2020-10-14 03:43:10,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-14 03:43:10,445 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:43:10,446 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, 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] [2020-10-14 03:43:10,447 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 03:43:10,448 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:43:10,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:43:10,449 INFO L82 PathProgramCache]: Analyzing trace with hash -929496232, now seen corresponding path program 1 times [2020-10-14 03:43:10,449 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:43:10,450 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1966761313] [2020-10-14 03:43:10,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:43:10,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:10,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:10,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:11,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:11,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 150 [2020-10-14 03:43:11,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 03:43:11,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 987 [2020-10-14 03:43:11,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:11,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:11,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:43:11,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 86 [2020-10-14 03:43:11,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-14 03:43:11,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 03:43:11,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:43:11,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:11,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:11,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:11,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:43:11,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:43:11,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 03:43:11,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:11,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:11,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:43:11,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:43:11,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:43:11,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:43:11,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 03:43:11,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:11,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:11,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:11,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 03:43:11,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:43:11,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-14 03:43:11,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:11,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:11,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:43:11,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:43:11,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-14 03:43:11,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:43:11,793 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 56 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 03:43:11,793 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1966761313] [2020-10-14 03:43:11,794 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 03:43:11,794 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 03:43:11,794 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640533668] [2020-10-14 03:43:11,796 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 03:43:11,796 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:43:11,797 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 03:43:11,797 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 03:43:11,798 INFO L87 Difference]: Start difference. First operand 1034 states and 1485 transitions. Second operand 5 states. [2020-10-14 03:43:14,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:43:14,977 INFO L93 Difference]: Finished difference Result 3086 states and 4481 transitions. [2020-10-14 03:43:14,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 03:43:14,978 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 140 [2020-10-14 03:43:14,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:43:14,992 INFO L225 Difference]: With dead ends: 3086 [2020-10-14 03:43:14,993 INFO L226 Difference]: Without dead ends: 2058 [2020-10-14 03:43:14,997 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 03:43:15,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2058 states. [2020-10-14 03:43:15,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2058 to 2054. [2020-10-14 03:43:15,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2054 states. [2020-10-14 03:43:15,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2054 states to 2054 states and 2657 transitions. [2020-10-14 03:43:15,067 INFO L78 Accepts]: Start accepts. Automaton has 2054 states and 2657 transitions. Word has length 140 [2020-10-14 03:43:15,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:43:15,069 INFO L479 AbstractCegarLoop]: Abstraction has 2054 states and 2657 transitions. [2020-10-14 03:43:15,069 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 03:43:15,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2054 states and 2657 transitions. [2020-10-14 03:43:15,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2020-10-14 03:43:15,079 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:43:15,079 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 03:43:15,080 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 03:43:15,080 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:43:15,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:43:15,080 INFO L82 PathProgramCache]: Analyzing trace with hash 1679225768, now seen corresponding path program 1 times [2020-10-14 03:43:15,081 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:43:15,081 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [691464320] [2020-10-14 03:43:15,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:43:15,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:15,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:15,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:15,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:16,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:16,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:16,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:18,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:18,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 239 [2020-10-14 03:43:18,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 03:43:18,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3752 [2020-10-14 03:43:18,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:18,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:18,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:43:18,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-10-14 03:43:18,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-10-14 03:43:18,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:43:18,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:43:18,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:18,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:18,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:18,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:43:18,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:43:18,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 03:43:18,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:18,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:18,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:43:18,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:43:18,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:43:18,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:43:18,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 03:43:19,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:19,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:19,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:19,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-14 03:43:19,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:43:19,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 103 [2020-10-14 03:43:19,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:19,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:19,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:43:19,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:43:19,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-14 03:43:19,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:43:19,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 03:43:19,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:19,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:19,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:19,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-14 03:43:19,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:43:19,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-14 03:43:19,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:19,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:19,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:43:19,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 03:43:19,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-10-14 03:43:19,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:43:19,350 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 183 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 03:43:19,350 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [691464320] [2020-10-14 03:43:19,351 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 03:43:19,351 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 03:43:19,351 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220124961] [2020-10-14 03:43:19,352 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 03:43:19,352 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:43:19,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 03:43:19,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 03:43:19,353 INFO L87 Difference]: Start difference. First operand 2054 states and 2657 transitions. Second operand 7 states. [2020-10-14 03:43:23,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:43:23,165 INFO L93 Difference]: Finished difference Result 4828 states and 6458 transitions. [2020-10-14 03:43:23,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 03:43:23,166 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 227 [2020-10-14 03:43:23,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:43:23,182 INFO L225 Difference]: With dead ends: 4828 [2020-10-14 03:43:23,183 INFO L226 Difference]: Without dead ends: 2780 [2020-10-14 03:43:23,188 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2020-10-14 03:43:23,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2780 states. [2020-10-14 03:43:23,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2780 to 2412. [2020-10-14 03:43:23,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2412 states. [2020-10-14 03:43:23,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2412 states to 2412 states and 3151 transitions. [2020-10-14 03:43:23,264 INFO L78 Accepts]: Start accepts. Automaton has 2412 states and 3151 transitions. Word has length 227 [2020-10-14 03:43:23,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:43:23,265 INFO L479 AbstractCegarLoop]: Abstraction has 2412 states and 3151 transitions. [2020-10-14 03:43:23,266 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 03:43:23,266 INFO L276 IsEmpty]: Start isEmpty. Operand 2412 states and 3151 transitions. [2020-10-14 03:43:23,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2020-10-14 03:43:23,274 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:43:23,274 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, 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, 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] [2020-10-14 03:43:23,275 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 03:43:23,275 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:43:23,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:43:23,275 INFO L82 PathProgramCache]: Analyzing trace with hash -429357803, now seen corresponding path program 1 times [2020-10-14 03:43:23,276 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:43:23,276 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2039245257] [2020-10-14 03:43:23,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:43:23,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:23,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:23,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:24,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:24,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:24,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:27,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:27,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 419 [2020-10-14 03:43:27,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 03:43:27,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4053 [2020-10-14 03:43:27,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:27,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:27,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:43:27,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-10-14 03:43:27,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 138 [2020-10-14 03:43:27,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:43:27,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:43:27,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:27,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:27,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:27,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:43:27,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:43:27,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 03:43:27,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:27,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:27,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:43:27,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:43:27,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:43:27,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:43:27,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 03:43:27,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:27,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:27,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:27,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-14 03:43:27,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:43:27,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-14 03:43:27,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:27,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:27,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:43:27,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:43:27,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-14 03:43:27,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 03:43:27,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 03:43:27,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:27,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:27,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:27,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 136 [2020-10-14 03:43:27,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:43:27,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 305 [2020-10-14 03:43:27,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:27,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:27,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:43:27,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 03:43:27,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 136 [2020-10-14 03:43:27,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:43:28,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2020-10-14 03:43:28,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:28,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:28,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:28,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-14 03:43:28,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:43:28,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-14 03:43:28,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:28,157 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:28,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:43:28,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 113 [2020-10-14 03:43:28,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:43:28,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:43:28,448 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 263 proven. 114 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2020-10-14 03:43:28,452 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2039245257] [2020-10-14 03:43:28,452 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 03:43:28,453 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 03:43:28,453 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391832228] [2020-10-14 03:43:28,454 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 03:43:28,456 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:43:28,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 03:43:28,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 03:43:28,458 INFO L87 Difference]: Start difference. First operand 2412 states and 3151 transitions. Second operand 7 states. [2020-10-14 03:43:32,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:43:32,656 INFO L93 Difference]: Finished difference Result 6226 states and 8308 transitions. [2020-10-14 03:43:32,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 03:43:32,663 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 405 [2020-10-14 03:43:32,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:43:32,681 INFO L225 Difference]: With dead ends: 6226 [2020-10-14 03:43:32,681 INFO L226 Difference]: Without dead ends: 3463 [2020-10-14 03:43:32,689 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-14 03:43:32,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3463 states. [2020-10-14 03:43:32,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3463 to 3449. [2020-10-14 03:43:32,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3449 states. [2020-10-14 03:43:32,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3449 states to 3449 states and 3783 transitions. [2020-10-14 03:43:32,770 INFO L78 Accepts]: Start accepts. Automaton has 3449 states and 3783 transitions. Word has length 405 [2020-10-14 03:43:32,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:43:32,770 INFO L479 AbstractCegarLoop]: Abstraction has 3449 states and 3783 transitions. [2020-10-14 03:43:32,771 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 03:43:32,771 INFO L276 IsEmpty]: Start isEmpty. Operand 3449 states and 3783 transitions. [2020-10-14 03:43:32,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2020-10-14 03:43:32,778 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:43:32,779 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, 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, 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] [2020-10-14 03:43:32,779 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 03:43:32,779 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:43:32,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:43:32,780 INFO L82 PathProgramCache]: Analyzing trace with hash -664696156, now seen corresponding path program 1 times [2020-10-14 03:43:32,780 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:43:32,780 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1287976576] [2020-10-14 03:43:32,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:43:32,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:32,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:32,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:33,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:36,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:37,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:37,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 422 [2020-10-14 03:43:37,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 03:43:37,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-14 03:43:37,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:37,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:37,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:43:37,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 110 [2020-10-14 03:43:37,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 132 [2020-10-14 03:43:37,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 03:43:37,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:43:37,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:37,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:37,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:37,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:43:37,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:43:37,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 03:43:37,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:37,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:37,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:43:37,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:43:37,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:43:37,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:43:37,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 03:43:37,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:37,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:38,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:38,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-14 03:43:38,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:43:38,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-14 03:43:38,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:38,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:38,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:43:38,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:43:38,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-14 03:43:38,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:43:38,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-14 03:43:38,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:38,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:38,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:38,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-14 03:43:38,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:43:38,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 203 [2020-10-14 03:43:38,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:38,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:38,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:43:38,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 03:43:38,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-14 03:43:38,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:43:38,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2020-10-14 03:43:38,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:38,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:38,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:38,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-14 03:43:38,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:43:38,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-14 03:43:38,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:38,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:38,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:43:38,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 113 [2020-10-14 03:43:38,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:43:38,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:43:39,262 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 272 proven. 114 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-10-14 03:43:39,262 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1287976576] [2020-10-14 03:43:39,263 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 03:43:39,263 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 03:43:39,264 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084071216] [2020-10-14 03:43:39,265 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 03:43:39,265 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:43:39,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 03:43:39,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 03:43:39,266 INFO L87 Difference]: Start difference. First operand 3449 states and 3783 transitions. Second operand 7 states. [2020-10-14 03:43:42,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:43:42,252 INFO L93 Difference]: Finished difference Result 10340 states and 11483 transitions. [2020-10-14 03:43:42,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 03:43:42,255 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 408 [2020-10-14 03:43:42,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:43:42,286 INFO L225 Difference]: With dead ends: 10340 [2020-10-14 03:43:42,286 INFO L226 Difference]: Without dead ends: 6553 [2020-10-14 03:43:42,299 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-14 03:43:42,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6553 states. [2020-10-14 03:43:42,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6553 to 5873. [2020-10-14 03:43:42,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5873 states. [2020-10-14 03:43:42,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5873 states to 5873 states and 6466 transitions. [2020-10-14 03:43:42,448 INFO L78 Accepts]: Start accepts. Automaton has 5873 states and 6466 transitions. Word has length 408 [2020-10-14 03:43:42,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:43:42,449 INFO L479 AbstractCegarLoop]: Abstraction has 5873 states and 6466 transitions. [2020-10-14 03:43:42,449 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 03:43:42,449 INFO L276 IsEmpty]: Start isEmpty. Operand 5873 states and 6466 transitions. [2020-10-14 03:43:42,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 512 [2020-10-14 03:43:42,461 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:43:42,462 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 03:43:42,462 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 03:43:42,462 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:43:42,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:43:42,463 INFO L82 PathProgramCache]: Analyzing trace with hash -1416959279, now seen corresponding path program 1 times [2020-10-14 03:43:42,463 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:43:42,463 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1124384937] [2020-10-14 03:43:42,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:43:42,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:42,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:42,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:43,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:44,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:47,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:47,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 525 [2020-10-14 03:43:47,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 03:43:47,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5061 [2020-10-14 03:43:47,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:47,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:47,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:43:47,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 259 [2020-10-14 03:43:47,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 118 [2020-10-14 03:43:47,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:43:47,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:43:47,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:47,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:47,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:47,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:43:47,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:43:47,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 03:43:47,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:47,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:47,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:43:47,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:43:47,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:43:47,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 03:43:47,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 03:43:47,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:47,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:48,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:48,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-14 03:43:48,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:43:48,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 232 [2020-10-14 03:43:48,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:48,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:48,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:43:48,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:43:48,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 244 [2020-10-14 03:43:48,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 03:43:48,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-10-14 03:43:48,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:48,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:48,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:48,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-14 03:43:48,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:43:48,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 131 [2020-10-14 03:43:48,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:48,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:48,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:43:48,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 03:43:48,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 116 [2020-10-14 03:43:48,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:43:48,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2020-10-14 03:43:48,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:48,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:48,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:48,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-14 03:43:48,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:43:48,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-14 03:43:48,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:48,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:48,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:43:48,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 03:43:48,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:43:48,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:43:48,752 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 287 proven. 82 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2020-10-14 03:43:48,752 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1124384937] [2020-10-14 03:43:48,753 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 03:43:48,754 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 03:43:48,754 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219422745] [2020-10-14 03:43:48,755 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 03:43:48,755 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:43:48,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 03:43:48,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 03:43:48,756 INFO L87 Difference]: Start difference. First operand 5873 states and 6466 transitions. Second operand 7 states. [2020-10-14 03:43:51,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:43:51,532 INFO L93 Difference]: Finished difference Result 13470 states and 15037 transitions. [2020-10-14 03:43:51,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 03:43:51,537 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 511 [2020-10-14 03:43:51,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:43:51,572 INFO L225 Difference]: With dead ends: 13470 [2020-10-14 03:43:51,572 INFO L226 Difference]: Without dead ends: 7596 [2020-10-14 03:43:51,588 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-14 03:43:51,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7596 states. [2020-10-14 03:43:51,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7596 to 7241. [2020-10-14 03:43:51,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7241 states. [2020-10-14 03:43:51,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7241 states to 7241 states and 8048 transitions. [2020-10-14 03:43:51,762 INFO L78 Accepts]: Start accepts. Automaton has 7241 states and 8048 transitions. Word has length 511 [2020-10-14 03:43:51,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:43:51,765 INFO L479 AbstractCegarLoop]: Abstraction has 7241 states and 8048 transitions. [2020-10-14 03:43:51,765 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 03:43:51,765 INFO L276 IsEmpty]: Start isEmpty. Operand 7241 states and 8048 transitions. [2020-10-14 03:43:51,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 640 [2020-10-14 03:43:51,795 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:43:51,796 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 03:43:51,796 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 03:43:51,797 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:43:51,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:43:51,798 INFO L82 PathProgramCache]: Analyzing trace with hash 915792420, now seen corresponding path program 1 times [2020-10-14 03:43:51,798 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:43:51,798 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1488001505] [2020-10-14 03:43:51,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:43:51,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:51,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:52,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:52,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:52,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:56,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:56,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 655 [2020-10-14 03:43:56,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 03:43:56,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5034 [2020-10-14 03:43:56,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:56,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:56,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:43:56,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 330 [2020-10-14 03:43:56,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 118 [2020-10-14 03:43:56,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:43:57,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:43:57,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:57,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:57,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:57,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:43:57,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:43:57,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 03:43:57,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:57,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:57,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:43:57,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:43:57,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:43:57,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:43:57,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 03:43:57,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:57,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:57,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:57,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-14 03:43:57,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:43:57,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-14 03:43:57,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:57,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:57,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:43:57,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:43:57,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:43:57,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:43:57,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-10-14 03:43:57,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:57,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:57,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:57,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-14 03:43:57,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:43:57,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 03:43:57,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:57,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:57,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:43:57,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:43:57,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-14 03:43:57,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:43:57,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2020-10-14 03:43:57,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:57,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:57,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:57,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-14 03:43:57,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:43:57,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-14 03:43:57,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:57,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:57,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:43:57,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 03:43:57,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 116 [2020-10-14 03:43:57,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:43:57,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2020-10-14 03:43:57,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:43:57,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:43:57,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:43:57,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 143 [2020-10-14 03:43:57,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:43:57,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-14 03:43:57,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:43:57,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:43:57,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:43:57,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 140 [2020-10-14 03:43:57,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:43:57,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:43:57,631 INFO L134 CoverageAnalysis]: Checked inductivity of 807 backedges. 419 proven. 114 refuted. 0 times theorem prover too weak. 274 trivial. 0 not checked. [2020-10-14 03:43:57,631 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1488001505] [2020-10-14 03:43:57,631 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 03:43:57,632 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 03:43:57,632 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865929050] [2020-10-14 03:43:57,633 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 03:43:57,633 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:43:57,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 03:43:57,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 03:43:57,634 INFO L87 Difference]: Start difference. First operand 7241 states and 8048 transitions. Second operand 7 states. [2020-10-14 03:44:00,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:44:00,748 INFO L93 Difference]: Finished difference Result 16191 states and 18185 transitions. [2020-10-14 03:44:00,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 03:44:00,753 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 639 [2020-10-14 03:44:00,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:44:00,798 INFO L225 Difference]: With dead ends: 16191 [2020-10-14 03:44:00,798 INFO L226 Difference]: Without dead ends: 8954 [2020-10-14 03:44:00,816 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-14 03:44:00,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8954 states. [2020-10-14 03:44:01,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8954 to 8607. [2020-10-14 03:44:01,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8607 states. [2020-10-14 03:44:01,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8607 states to 8607 states and 9482 transitions. [2020-10-14 03:44:01,031 INFO L78 Accepts]: Start accepts. Automaton has 8607 states and 9482 transitions. Word has length 639 [2020-10-14 03:44:01,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:44:01,032 INFO L479 AbstractCegarLoop]: Abstraction has 8607 states and 9482 transitions. [2020-10-14 03:44:01,032 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 03:44:01,032 INFO L276 IsEmpty]: Start isEmpty. Operand 8607 states and 9482 transitions. [2020-10-14 03:44:01,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 715 [2020-10-14 03:44:01,069 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:44:01,070 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 03:44:01,071 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 03:44:01,071 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:44:01,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:44:01,072 INFO L82 PathProgramCache]: Analyzing trace with hash -1799839880, now seen corresponding path program 1 times [2020-10-14 03:44:01,072 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:44:01,072 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [557824479] [2020-10-14 03:44:01,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:44:01,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:01,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:01,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:01,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:01,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:02,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:06,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:06,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 732 [2020-10-14 03:44:06,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 03:44:06,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5035 [2020-10-14 03:44:06,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:06,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:06,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:44:06,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 448 [2020-10-14 03:44:06,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 145 [2020-10-14 03:44:06,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:06,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:44:06,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:06,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:06,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:06,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:44:06,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:06,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 03:44:06,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:06,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:06,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:44:06,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:44:06,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:44:06,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:06,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 03:44:06,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:06,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:06,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:06,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-14 03:44:06,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:06,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-14 03:44:06,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:06,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:06,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:44:06,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:44:06,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:44:06,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:06,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-10-14 03:44:06,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:06,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:06,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:06,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-14 03:44:06,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:06,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 03:44:06,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:06,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:06,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:44:06,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:44:06,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:44:06,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:06,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2020-10-14 03:44:06,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:06,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:06,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:06,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-14 03:44:06,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:06,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-14 03:44:06,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:06,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:06,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:44:06,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:44:06,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 110 [2020-10-14 03:44:06,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:06,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2020-10-14 03:44:06,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:06,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:06,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:06,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 143 [2020-10-14 03:44:06,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:06,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-14 03:44:06,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:06,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:06,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:44:06,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 03:44:06,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 143 [2020-10-14 03:44:06,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:06,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 584 [2020-10-14 03:44:06,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:06,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:06,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:06,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-14 03:44:06,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:06,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 03:44:06,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:06,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:06,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:44:06,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-10-14 03:44:06,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:44:06,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:07,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1159 backedges. 625 proven. 73 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2020-10-14 03:44:07,090 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [557824479] [2020-10-14 03:44:07,091 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 03:44:07,091 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 03:44:07,091 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814254861] [2020-10-14 03:44:07,092 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 03:44:07,092 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:44:07,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 03:44:07,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 03:44:07,093 INFO L87 Difference]: Start difference. First operand 8607 states and 9482 transitions. Second operand 7 states. [2020-10-14 03:44:11,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:44:11,117 INFO L93 Difference]: Finished difference Result 20062 states and 22855 transitions. [2020-10-14 03:44:11,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 03:44:11,118 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 714 [2020-10-14 03:44:11,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:44:11,160 INFO L225 Difference]: With dead ends: 20062 [2020-10-14 03:44:11,160 INFO L226 Difference]: Without dead ends: 11798 [2020-10-14 03:44:11,179 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-14 03:44:11,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11798 states. [2020-10-14 03:44:11,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11798 to 11664. [2020-10-14 03:44:11,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11664 states. [2020-10-14 03:44:11,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11664 states to 11664 states and 12587 transitions. [2020-10-14 03:44:11,403 INFO L78 Accepts]: Start accepts. Automaton has 11664 states and 12587 transitions. Word has length 714 [2020-10-14 03:44:11,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:44:11,405 INFO L479 AbstractCegarLoop]: Abstraction has 11664 states and 12587 transitions. [2020-10-14 03:44:11,405 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 03:44:11,405 INFO L276 IsEmpty]: Start isEmpty. Operand 11664 states and 12587 transitions. [2020-10-14 03:44:11,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 743 [2020-10-14 03:44:11,430 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:44:11,431 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 03:44:11,431 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 03:44:11,432 INFO L427 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:44:11,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:44:11,432 INFO L82 PathProgramCache]: Analyzing trace with hash 1629206110, now seen corresponding path program 1 times [2020-10-14 03:44:11,433 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:44:11,433 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1239859092] [2020-10-14 03:44:11,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:44:11,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:11,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:11,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:11,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:12,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:16,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:16,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 760 [2020-10-14 03:44:16,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 03:44:16,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5041 [2020-10-14 03:44:16,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:16,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:16,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:44:16,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 330 [2020-10-14 03:44:16,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 147 [2020-10-14 03:44:16,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:16,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:44:16,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:16,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:16,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:16,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:44:16,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:16,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 03:44:16,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:16,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:16,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:44:16,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:44:16,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:44:16,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:16,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 03:44:16,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:16,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:16,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:16,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-14 03:44:16,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:16,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-14 03:44:16,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:16,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:16,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:44:16,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:44:16,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:44:16,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:16,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-10-14 03:44:16,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:16,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:16,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:16,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-14 03:44:16,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:16,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 03:44:16,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:16,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:16,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:44:16,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:44:16,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-14 03:44:16,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:16,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2020-10-14 03:44:16,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:16,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:16,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:16,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-14 03:44:16,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:16,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-14 03:44:16,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:16,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:16,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:44:16,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 03:44:16,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 145 [2020-10-14 03:44:16,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:17,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2020-10-14 03:44:17,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:17,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:17,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:17,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 143 [2020-10-14 03:44:17,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:17,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-14 03:44:17,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:17,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:17,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:44:17,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 140 [2020-10-14 03:44:17,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:44:17,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:17,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2020-10-14 03:44:17,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:17,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:17,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:17,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-14 03:44:17,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:17,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 03:44:17,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:17,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:17,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:44:17,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-10-14 03:44:17,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:44:17,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:17,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1211 backedges. 513 proven. 212 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2020-10-14 03:44:17,348 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1239859092] [2020-10-14 03:44:17,349 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 03:44:17,349 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 03:44:17,349 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479955490] [2020-10-14 03:44:17,350 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 03:44:17,350 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:44:17,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 03:44:17,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 03:44:17,351 INFO L87 Difference]: Start difference. First operand 11664 states and 12587 transitions. Second operand 7 states. [2020-10-14 03:44:20,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:44:20,623 INFO L93 Difference]: Finished difference Result 26387 states and 28637 transitions. [2020-10-14 03:44:20,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 03:44:20,624 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 742 [2020-10-14 03:44:20,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:44:20,665 INFO L225 Difference]: With dead ends: 26387 [2020-10-14 03:44:20,666 INFO L226 Difference]: Without dead ends: 15066 [2020-10-14 03:44:20,689 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-14 03:44:20,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15066 states. [2020-10-14 03:44:20,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15066 to 15058. [2020-10-14 03:44:20,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15058 states. [2020-10-14 03:44:21,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15058 states to 15058 states and 16241 transitions. [2020-10-14 03:44:21,001 INFO L78 Accepts]: Start accepts. Automaton has 15058 states and 16241 transitions. Word has length 742 [2020-10-14 03:44:21,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:44:21,002 INFO L479 AbstractCegarLoop]: Abstraction has 15058 states and 16241 transitions. [2020-10-14 03:44:21,002 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 03:44:21,002 INFO L276 IsEmpty]: Start isEmpty. Operand 15058 states and 16241 transitions. [2020-10-14 03:44:21,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 833 [2020-10-14 03:44:21,173 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:44:21,175 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 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, 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] [2020-10-14 03:44:21,175 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 03:44:21,176 INFO L427 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:44:21,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:44:21,177 INFO L82 PathProgramCache]: Analyzing trace with hash -1674035969, now seen corresponding path program 1 times [2020-10-14 03:44:21,177 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:44:21,177 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [586815255] [2020-10-14 03:44:21,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:44:21,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:21,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:21,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:21,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:21,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:22,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:26,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:26,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 848 [2020-10-14 03:44:26,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 03:44:26,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-14 03:44:26,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:26,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:26,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:44:26,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 330 [2020-10-14 03:44:26,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 265 [2020-10-14 03:44:26,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:26,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:44:26,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:26,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:26,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:26,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:44:26,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:26,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 03:44:26,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:26,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:26,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:44:26,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:44:26,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:44:26,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:26,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 03:44:26,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:26,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:26,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:26,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-14 03:44:26,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:26,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-14 03:44:26,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:26,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:26,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:44:26,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:44:26,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:44:26,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:26,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-10-14 03:44:26,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:26,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:26,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:26,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-14 03:44:26,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:26,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-14 03:44:26,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:26,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:26,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:44:26,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:44:26,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-14 03:44:26,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:44:26,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2020-10-14 03:44:26,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:26,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:27,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:27,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 263 [2020-10-14 03:44:27,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:27,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 374 [2020-10-14 03:44:27,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:27,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:27,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:44:27,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 03:44:27,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 263 [2020-10-14 03:44:27,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:27,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2020-10-14 03:44:27,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:27,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:27,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:27,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 189 [2020-10-14 03:44:27,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:27,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-14 03:44:27,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:27,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:27,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:44:27,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 186 [2020-10-14 03:44:27,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:44:27,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:28,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1060 backedges. 553 proven. 187 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2020-10-14 03:44:28,326 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [586815255] [2020-10-14 03:44:28,327 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 03:44:28,327 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-14 03:44:28,327 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255019837] [2020-10-14 03:44:28,328 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 03:44:28,329 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:44:28,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 03:44:28,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-14 03:44:28,329 INFO L87 Difference]: Start difference. First operand 15058 states and 16241 transitions. Second operand 8 states. [2020-10-14 03:44:31,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:44:31,936 INFO L93 Difference]: Finished difference Result 29960 states and 32953 transitions. [2020-10-14 03:44:31,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 03:44:31,937 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 832 [2020-10-14 03:44:31,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:44:31,984 INFO L225 Difference]: With dead ends: 29960 [2020-10-14 03:44:31,985 INFO L226 Difference]: Without dead ends: 15584 [2020-10-14 03:44:32,017 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2020-10-14 03:44:32,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15584 states. [2020-10-14 03:44:32,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15584 to 15404. [2020-10-14 03:44:32,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15404 states. [2020-10-14 03:44:32,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15404 states to 15404 states and 16604 transitions. [2020-10-14 03:44:32,282 INFO L78 Accepts]: Start accepts. Automaton has 15404 states and 16604 transitions. Word has length 832 [2020-10-14 03:44:32,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:44:32,283 INFO L479 AbstractCegarLoop]: Abstraction has 15404 states and 16604 transitions. [2020-10-14 03:44:32,283 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 03:44:32,283 INFO L276 IsEmpty]: Start isEmpty. Operand 15404 states and 16604 transitions. [2020-10-14 03:44:32,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 834 [2020-10-14 03:44:32,311 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:44:32,311 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 03:44:32,312 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-14 03:44:32,312 INFO L427 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:44:32,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:44:32,312 INFO L82 PathProgramCache]: Analyzing trace with hash 839949538, now seen corresponding path program 1 times [2020-10-14 03:44:32,313 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:44:32,313 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [729501032] [2020-10-14 03:44:32,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:44:32,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:32,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:32,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:32,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:32,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:36,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:37,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:37,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 849 [2020-10-14 03:44:37,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 03:44:37,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5035 [2020-10-14 03:44:37,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:37,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:37,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:44:37,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 331 [2020-10-14 03:44:37,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 265 [2020-10-14 03:44:37,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:37,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:44:37,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:37,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:37,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:37,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:44:37,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:37,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 03:44:37,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:37,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:37,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:44:37,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:44:37,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:44:37,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:37,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 03:44:37,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:37,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:37,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:37,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-14 03:44:37,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:37,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-14 03:44:37,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:37,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:37,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:44:37,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:44:37,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:44:37,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:37,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-10-14 03:44:37,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:37,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:37,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:37,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-14 03:44:37,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:37,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 03:44:37,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:37,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:37,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:44:37,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:44:37,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-14 03:44:37,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:37,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2020-10-14 03:44:37,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:37,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:38,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:38,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 263 [2020-10-14 03:44:38,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:38,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 236 [2020-10-14 03:44:38,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:38,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:38,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:44:38,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 03:44:38,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 263 [2020-10-14 03:44:38,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:38,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 589 [2020-10-14 03:44:38,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:38,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:38,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:38,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 189 [2020-10-14 03:44:38,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:38,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-14 03:44:38,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:38,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:38,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:44:38,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 186 [2020-10-14 03:44:38,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:44:38,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:38,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1063 backedges. 554 proven. 187 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2020-10-14 03:44:38,980 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [729501032] [2020-10-14 03:44:38,980 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 03:44:38,981 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-14 03:44:38,981 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51251077] [2020-10-14 03:44:38,981 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 03:44:38,982 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:44:38,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 03:44:38,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-14 03:44:38,982 INFO L87 Difference]: Start difference. First operand 15404 states and 16604 transitions. Second operand 8 states. [2020-10-14 03:44:43,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:44:43,388 INFO L93 Difference]: Finished difference Result 34197 states and 37101 transitions. [2020-10-14 03:44:43,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 03:44:43,389 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 833 [2020-10-14 03:44:43,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:44:43,434 INFO L225 Difference]: With dead ends: 34197 [2020-10-14 03:44:43,434 INFO L226 Difference]: Without dead ends: 19136 [2020-10-14 03:44:43,458 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2020-10-14 03:44:43,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19136 states. [2020-10-14 03:44:43,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19136 to 18789. [2020-10-14 03:44:43,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18789 states. [2020-10-14 03:44:43,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18789 states to 18789 states and 20237 transitions. [2020-10-14 03:44:43,765 INFO L78 Accepts]: Start accepts. Automaton has 18789 states and 20237 transitions. Word has length 833 [2020-10-14 03:44:43,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:44:43,766 INFO L479 AbstractCegarLoop]: Abstraction has 18789 states and 20237 transitions. [2020-10-14 03:44:43,766 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 03:44:43,766 INFO L276 IsEmpty]: Start isEmpty. Operand 18789 states and 20237 transitions. [2020-10-14 03:44:43,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 859 [2020-10-14 03:44:43,800 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:44:43,802 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 03:44:43,802 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-14 03:44:43,802 INFO L427 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:44:43,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:44:43,803 INFO L82 PathProgramCache]: Analyzing trace with hash -673380565, now seen corresponding path program 1 times [2020-10-14 03:44:43,803 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:44:43,803 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [535290739] [2020-10-14 03:44:43,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:44:43,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:44,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:44,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:44,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:44,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:45,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:49,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:49,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 874 [2020-10-14 03:44:49,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 03:44:49,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5035 [2020-10-14 03:44:49,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:49,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:49,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:44:49,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 356 [2020-10-14 03:44:49,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 265 [2020-10-14 03:44:49,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:49,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:44:49,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:49,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:49,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:49,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:44:49,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:49,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 03:44:49,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:49,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:49,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:44:49,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:44:49,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:44:49,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:49,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 03:44:49,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:49,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:49,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:49,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-14 03:44:49,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:49,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-14 03:44:49,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:49,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:49,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:44:49,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:44:49,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:44:49,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:49,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-10-14 03:44:49,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:49,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:49,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:49,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-14 03:44:49,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:49,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-14 03:44:49,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:49,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:49,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:44:49,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:44:49,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-10-14 03:44:49,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:49,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2020-10-14 03:44:49,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:49,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:49,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:49,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 263 [2020-10-14 03:44:49,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:49,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 230 [2020-10-14 03:44:49,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:49,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:49,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:44:49,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 03:44:49,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 263 [2020-10-14 03:44:49,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:49,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 614 [2020-10-14 03:44:49,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:49,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:50,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:44:50,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 189 [2020-10-14 03:44:50,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:44:50,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-14 03:44:50,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:44:50,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:44:50,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:44:50,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 186 [2020-10-14 03:44:50,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:44:50,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:44:50,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1138 backedges. 579 proven. 187 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2020-10-14 03:44:50,966 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [535290739] [2020-10-14 03:44:50,966 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 03:44:50,967 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-14 03:44:50,967 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900345757] [2020-10-14 03:44:50,968 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 03:44:50,968 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:44:50,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 03:44:50,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-14 03:44:50,968 INFO L87 Difference]: Start difference. First operand 18789 states and 20237 transitions. Second operand 8 states. [2020-10-14 03:44:54,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:44:54,513 INFO L93 Difference]: Finished difference Result 38273 states and 41273 transitions. [2020-10-14 03:44:54,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 03:44:54,514 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 858 [2020-10-14 03:44:54,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:44:54,558 INFO L225 Difference]: With dead ends: 38273 [2020-10-14 03:44:54,558 INFO L226 Difference]: Without dead ends: 20166 [2020-10-14 03:44:54,585 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-10-14 03:44:54,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20166 states. [2020-10-14 03:44:54,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20166 to 20160. [2020-10-14 03:44:54,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20160 states. [2020-10-14 03:44:54,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20160 states to 20160 states and 21710 transitions. [2020-10-14 03:44:54,881 INFO L78 Accepts]: Start accepts. Automaton has 20160 states and 21710 transitions. Word has length 858 [2020-10-14 03:44:54,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:44:54,882 INFO L479 AbstractCegarLoop]: Abstraction has 20160 states and 21710 transitions. [2020-10-14 03:44:54,882 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 03:44:54,882 INFO L276 IsEmpty]: Start isEmpty. Operand 20160 states and 21710 transitions. [2020-10-14 03:44:54,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 861 [2020-10-14 03:44:54,923 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:44:54,924 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 03:44:54,924 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-14 03:44:54,924 INFO L427 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:44:54,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:44:54,925 INFO L82 PathProgramCache]: Analyzing trace with hash 1476209953, now seen corresponding path program 1 times [2020-10-14 03:44:54,925 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:44:54,925 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2030984029] [2020-10-14 03:44:54,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:44:55,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:44:55,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:55,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:55,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:44:57,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:00,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:00,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 876 [2020-10-14 03:45:00,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 03:45:00,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-14 03:45:00,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:00,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:00,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 03:45:00,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 537 [2020-10-14 03:45:00,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 338 [2020-10-14 03:45:00,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:00,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:45:00,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:00,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:00,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:00,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:45:00,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:00,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 03:45:00,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:00,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:00,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:00,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:00,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:00,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:00,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 03:45:00,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:00,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:00,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:00,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-14 03:45:00,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:00,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-14 03:45:00,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:00,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:00,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:00,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:00,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:00,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:00,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-10-14 03:45:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:00,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:00,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:00,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 277 [2020-10-14 03:45:00,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:00,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 125 [2020-10-14 03:45:00,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:00,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:00,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:45:00,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:00,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 271 [2020-10-14 03:45:00,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:00,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2020-10-14 03:45:00,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:00,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:00,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:00,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:00,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-14 03:45:00,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 03:45:00,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-14 03:45:00,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:00,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:00,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:45:00,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:00,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-14 03:45:00,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:00,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2020-10-14 03:45:00,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:00,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:00,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:00,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:00,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 189 [2020-10-14 03:45:00,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 03:45:00,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 171 [2020-10-14 03:45:00,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:00,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:00,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:45:00,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:00,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 183 [2020-10-14 03:45:00,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:01,133 INFO L134 CoverageAnalysis]: Checked inductivity of 1102 backedges. 239 proven. 4 refuted. 0 times theorem prover too weak. 859 trivial. 0 not checked. [2020-10-14 03:45:01,133 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2030984029] [2020-10-14 03:45:01,133 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 03:45:01,133 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 03:45:01,134 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932477794] [2020-10-14 03:45:01,134 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 03:45:01,134 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:45:01,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 03:45:01,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 03:45:01,135 INFO L87 Difference]: Start difference. First operand 20160 states and 21710 transitions. Second operand 5 states. [2020-10-14 03:45:03,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:45:03,808 INFO L93 Difference]: Finished difference Result 39640 states and 42725 transitions. [2020-10-14 03:45:03,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 03:45:03,808 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 860 [2020-10-14 03:45:03,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:45:03,860 INFO L225 Difference]: With dead ends: 39640 [2020-10-14 03:45:03,860 INFO L226 Difference]: Without dead ends: 20162 [2020-10-14 03:45:03,896 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 03:45:03,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20162 states. [2020-10-14 03:45:04,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20162 to 20160. [2020-10-14 03:45:04,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20160 states. [2020-10-14 03:45:04,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20160 states to 20160 states and 21378 transitions. [2020-10-14 03:45:04,193 INFO L78 Accepts]: Start accepts. Automaton has 20160 states and 21378 transitions. Word has length 860 [2020-10-14 03:45:04,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:45:04,194 INFO L479 AbstractCegarLoop]: Abstraction has 20160 states and 21378 transitions. [2020-10-14 03:45:04,194 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 03:45:04,194 INFO L276 IsEmpty]: Start isEmpty. Operand 20160 states and 21378 transitions. [2020-10-14 03:45:04,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1043 [2020-10-14 03:45:04,220 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:45:04,220 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 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, 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] [2020-10-14 03:45:04,221 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-14 03:45:04,221 INFO L427 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:45:04,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:45:04,221 INFO L82 PathProgramCache]: Analyzing trace with hash 1107877982, now seen corresponding path program 1 times [2020-10-14 03:45:04,222 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:45:04,222 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [977190621] [2020-10-14 03:45:04,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:45:04,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:04,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:04,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:04,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:04,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:05,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:09,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:09,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 1060 [2020-10-14 03:45:09,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 03:45:09,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-14 03:45:09,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:09,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:09,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:45:09,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 259 [2020-10-14 03:45:09,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 198 [2020-10-14 03:45:09,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:09,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:45:09,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:09,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:09,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:09,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:45:09,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:09,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 03:45:09,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:09,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:09,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:09,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:09,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:09,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:09,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 03:45:09,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:09,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:09,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:09,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-14 03:45:09,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:09,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 104 [2020-10-14 03:45:09,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:09,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:09,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:45:09,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:09,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 244 [2020-10-14 03:45:09,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:09,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-10-14 03:45:09,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:09,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:09,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:09,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-14 03:45:09,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:09,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 162 [2020-10-14 03:45:09,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:09,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:09,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:45:09,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 03:45:09,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 196 [2020-10-14 03:45:09,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:09,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2020-10-14 03:45:09,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:09,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:10,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:10,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 274 [2020-10-14 03:45:10,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:10,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-14 03:45:10,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:10,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:10,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:10,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 271 [2020-10-14 03:45:10,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:10,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:10,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2020-10-14 03:45:10,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:10,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:10,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:10,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-14 03:45:10,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:10,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-14 03:45:10,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:10,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:10,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:10,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 110 [2020-10-14 03:45:10,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:10,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:10,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 837 [2020-10-14 03:45:10,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:10,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:10,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:10,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 150 [2020-10-14 03:45:10,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:10,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-14 03:45:10,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:10,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:10,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:10,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 147 [2020-10-14 03:45:10,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:10,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:10,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1819 backedges. 489 proven. 449 refuted. 0 times theorem prover too weak. 881 trivial. 0 not checked. [2020-10-14 03:45:10,818 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [977190621] [2020-10-14 03:45:10,818 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 03:45:10,818 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 03:45:10,818 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946718748] [2020-10-14 03:45:10,819 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 03:45:10,819 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:45:10,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 03:45:10,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 03:45:10,820 INFO L87 Difference]: Start difference. First operand 20160 states and 21378 transitions. Second operand 7 states. [2020-10-14 03:45:15,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:45:15,548 INFO L93 Difference]: Finished difference Result 42271 states and 45678 transitions. [2020-10-14 03:45:15,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 03:45:15,549 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 1042 [2020-10-14 03:45:15,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:45:15,618 INFO L225 Difference]: With dead ends: 42271 [2020-10-14 03:45:15,618 INFO L226 Difference]: Without dead ends: 22454 [2020-10-14 03:45:15,651 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-14 03:45:15,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22454 states. [2020-10-14 03:45:16,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22454 to 22204. [2020-10-14 03:45:16,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22204 states. [2020-10-14 03:45:16,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22204 states to 22204 states and 23560 transitions. [2020-10-14 03:45:16,031 INFO L78 Accepts]: Start accepts. Automaton has 22204 states and 23560 transitions. Word has length 1042 [2020-10-14 03:45:16,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:45:16,031 INFO L479 AbstractCegarLoop]: Abstraction has 22204 states and 23560 transitions. [2020-10-14 03:45:16,031 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 03:45:16,031 INFO L276 IsEmpty]: Start isEmpty. Operand 22204 states and 23560 transitions. [2020-10-14 03:45:16,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1087 [2020-10-14 03:45:16,052 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:45:16,052 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 03:45:16,053 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-14 03:45:16,053 INFO L427 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:45:16,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:45:16,053 INFO L82 PathProgramCache]: Analyzing trace with hash -953512175, now seen corresponding path program 1 times [2020-10-14 03:45:16,054 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:45:16,054 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [820551330] [2020-10-14 03:45:16,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:45:16,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:16,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:16,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:16,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:16,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:16,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:17,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:20,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:21,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:21,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 1106 [2020-10-14 03:45:21,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 03:45:21,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-14 03:45:21,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:21,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:21,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:45:21,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 502 [2020-10-14 03:45:21,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 276 [2020-10-14 03:45:21,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:21,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:45:21,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:21,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:21,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:21,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:45:21,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:21,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 03:45:21,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:21,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:21,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:21,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:21,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:21,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:21,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 03:45:21,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:21,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:21,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:21,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-14 03:45:21,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:21,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-14 03:45:21,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:21,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:21,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:21,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:21,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:21,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:21,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-10-14 03:45:21,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:21,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:21,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:21,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-14 03:45:21,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:21,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 03:45:21,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:21,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:21,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:21,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:21,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:21,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:21,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2020-10-14 03:45:21,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:21,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:21,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:21,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-14 03:45:21,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:21,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-14 03:45:21,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:21,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:21,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:45:21,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:21,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 139 [2020-10-14 03:45:21,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:21,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2020-10-14 03:45:21,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:21,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:21,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:21,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 274 [2020-10-14 03:45:21,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:21,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 214 [2020-10-14 03:45:21,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:21,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:21,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:45:21,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 03:45:21,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 274 [2020-10-14 03:45:21,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:22,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 769 [2020-10-14 03:45:22,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:22,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:22,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:22,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-14 03:45:22,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:22,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-14 03:45:22,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:22,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:22,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:22,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 110 [2020-10-14 03:45:22,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:22,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:45:22,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 881 [2020-10-14 03:45:22,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:22,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:22,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:22,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 150 [2020-10-14 03:45:22,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:22,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-14 03:45:22,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:22,413 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:22,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:22,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 147 [2020-10-14 03:45:22,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:22,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:45:23,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 855 proven. 257 refuted. 0 times theorem prover too weak. 1132 trivial. 0 not checked. [2020-10-14 03:45:23,293 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [820551330] [2020-10-14 03:45:23,293 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 03:45:23,293 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 03:45:23,294 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738001648] [2020-10-14 03:45:23,294 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 03:45:23,295 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:45:23,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 03:45:23,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 03:45:23,295 INFO L87 Difference]: Start difference. First operand 22204 states and 23560 transitions. Second operand 7 states. [2020-10-14 03:45:27,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:45:27,843 INFO L93 Difference]: Finished difference Result 43724 states and 46428 transitions. [2020-10-14 03:45:27,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 03:45:27,844 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 1086 [2020-10-14 03:45:27,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:45:27,890 INFO L225 Difference]: With dead ends: 43724 [2020-10-14 03:45:27,891 INFO L226 Difference]: Without dead ends: 22202 [2020-10-14 03:45:27,912 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-14 03:45:27,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22202 states. [2020-10-14 03:45:28,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22202 to 20513. [2020-10-14 03:45:28,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20513 states. [2020-10-14 03:45:28,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20513 states to 20513 states and 21426 transitions. [2020-10-14 03:45:28,196 INFO L78 Accepts]: Start accepts. Automaton has 20513 states and 21426 transitions. Word has length 1086 [2020-10-14 03:45:28,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:45:28,197 INFO L479 AbstractCegarLoop]: Abstraction has 20513 states and 21426 transitions. [2020-10-14 03:45:28,197 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 03:45:28,197 INFO L276 IsEmpty]: Start isEmpty. Operand 20513 states and 21426 transitions. [2020-10-14 03:45:28,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1124 [2020-10-14 03:45:28,224 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:45:28,225 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 03:45:28,225 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-14 03:45:28,226 INFO L427 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:45:28,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:45:28,227 INFO L82 PathProgramCache]: Analyzing trace with hash 1862479457, now seen corresponding path program 1 times [2020-10-14 03:45:28,227 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:45:28,228 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [100590108] [2020-10-14 03:45:28,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:45:28,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:28,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:28,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:28,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:29,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:33,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:33,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 1141 [2020-10-14 03:45:33,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 03:45:33,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 03:45:33,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:33,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:33,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:45:33,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 926 [2020-10-14 03:45:33,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 152 [2020-10-14 03:45:33,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:33,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:45:33,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:33,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:33,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:33,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:45:33,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:33,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 03:45:33,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:33,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:33,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:33,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:33,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:33,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:33,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 03:45:33,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:33,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:33,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:33,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-14 03:45:33,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:33,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-14 03:45:33,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:33,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:33,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:33,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:33,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:33,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:33,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-10-14 03:45:33,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:33,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:33,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:33,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 277 [2020-10-14 03:45:33,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:33,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-14 03:45:33,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:33,643 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:33,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:33,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:33,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:33,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:33,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2020-10-14 03:45:33,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:33,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:33,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:33,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 274 [2020-10-14 03:45:33,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:33,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-14 03:45:33,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:33,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:33,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:33,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:33,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:33,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:33,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 806 [2020-10-14 03:45:33,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:33,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:33,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:33,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-14 03:45:33,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:33,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-14 03:45:33,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:33,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:33,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:45:33,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:33,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 107 [2020-10-14 03:45:33,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:33,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 918 [2020-10-14 03:45:33,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:33,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:34,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:34,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 150 [2020-10-14 03:45:34,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:34,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-14 03:45:34,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:34,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:34,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:45:34,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 03:45:34,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 150 [2020-10-14 03:45:34,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:34,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1951 backedges. 847 proven. 2 refuted. 0 times theorem prover too weak. 1102 trivial. 0 not checked. [2020-10-14 03:45:34,653 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [100590108] [2020-10-14 03:45:34,653 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 03:45:34,653 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 03:45:34,653 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855639543] [2020-10-14 03:45:34,654 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 03:45:34,655 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:45:34,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 03:45:34,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 03:45:34,655 INFO L87 Difference]: Start difference. First operand 20513 states and 21426 transitions. Second operand 7 states. [2020-10-14 03:45:37,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:45:37,978 INFO L93 Difference]: Finished difference Result 43754 states and 45846 transitions. [2020-10-14 03:45:37,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 03:45:37,980 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 1123 [2020-10-14 03:45:37,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:45:38,023 INFO L225 Difference]: With dead ends: 43754 [2020-10-14 03:45:38,023 INFO L226 Difference]: Without dead ends: 20872 [2020-10-14 03:45:38,047 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2020-10-14 03:45:38,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20872 states. [2020-10-14 03:45:38,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20872 to 20142. [2020-10-14 03:45:38,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20142 states. [2020-10-14 03:45:38,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20142 states to 20142 states and 20892 transitions. [2020-10-14 03:45:38,353 INFO L78 Accepts]: Start accepts. Automaton has 20142 states and 20892 transitions. Word has length 1123 [2020-10-14 03:45:38,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:45:38,354 INFO L479 AbstractCegarLoop]: Abstraction has 20142 states and 20892 transitions. [2020-10-14 03:45:38,354 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 03:45:38,354 INFO L276 IsEmpty]: Start isEmpty. Operand 20142 states and 20892 transitions. [2020-10-14 03:45:38,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1298 [2020-10-14 03:45:38,388 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:45:38,389 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 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, 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] [2020-10-14 03:45:38,389 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-14 03:45:38,389 INFO L427 AbstractCegarLoop]: === Iteration 17 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:45:38,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:45:38,390 INFO L82 PathProgramCache]: Analyzing trace with hash 653786252, now seen corresponding path program 1 times [2020-10-14 03:45:38,390 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:45:38,391 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [920313334] [2020-10-14 03:45:38,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:45:38,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:38,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:38,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:39,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:39,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:41,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:43,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:43,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 1317 [2020-10-14 03:45:43,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 03:45:43,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5069 [2020-10-14 03:45:43,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:43,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:43,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:45:43,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 537 [2020-10-14 03:45:43,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 276 [2020-10-14 03:45:43,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:43,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:45:43,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:43,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:43,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:43,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:45:43,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:43,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 03:45:43,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:43,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:43,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:43,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:43,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:43,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:43,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 03:45:43,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:43,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:43,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:43,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-14 03:45:43,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:43,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-14 03:45:43,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:43,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:43,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:43,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:43,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:43,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:43,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-10-14 03:45:43,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:43,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:44,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:44,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 277 [2020-10-14 03:45:44,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:44,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 120 [2020-10-14 03:45:44,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:44,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:44,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:45:44,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:44,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 271 [2020-10-14 03:45:44,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:44,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2020-10-14 03:45:44,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:44,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:44,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:44,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 274 [2020-10-14 03:45:44,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:44,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 375 [2020-10-14 03:45:44,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:44,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:44,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:45:44,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 03:45:44,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 274 [2020-10-14 03:45:44,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:44,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 806 [2020-10-14 03:45:44,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:44,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:44,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:44,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-10-14 03:45:44,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:44,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 03:45:44,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:44,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:44,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:44,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 69 [2020-10-14 03:45:44,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:44,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:44,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 877 [2020-10-14 03:45:44,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:44,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:44,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:44,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 216 [2020-10-14 03:45:44,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:44,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-14 03:45:44,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:44,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:44,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:44,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 213 [2020-10-14 03:45:44,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:44,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:45:44,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1092 [2020-10-14 03:45:44,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:44,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:44,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:44,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 150 [2020-10-14 03:45:44,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:44,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-14 03:45:44,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:44,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:44,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:44,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 147 [2020-10-14 03:45:44,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:44,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:46,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2709 backedges. 887 proven. 428 refuted. 0 times theorem prover too weak. 1394 trivial. 0 not checked. [2020-10-14 03:45:46,067 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [920313334] [2020-10-14 03:45:46,067 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 03:45:46,067 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-14 03:45:46,067 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458544376] [2020-10-14 03:45:46,068 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 03:45:46,069 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:45:46,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 03:45:46,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-14 03:45:46,069 INFO L87 Difference]: Start difference. First operand 20142 states and 20892 transitions. Second operand 8 states. [2020-10-14 03:45:50,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:45:50,862 INFO L93 Difference]: Finished difference Result 39820 states and 41758 transitions. [2020-10-14 03:45:50,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 03:45:50,863 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 1297 [2020-10-14 03:45:50,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:45:50,898 INFO L225 Difference]: With dead ends: 39820 [2020-10-14 03:45:50,898 INFO L226 Difference]: Without dead ends: 20713 [2020-10-14 03:45:50,918 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-14 03:45:50,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20713 states. [2020-10-14 03:45:51,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20713 to 20140. [2020-10-14 03:45:51,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20140 states. [2020-10-14 03:45:51,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20140 states to 20140 states and 20858 transitions. [2020-10-14 03:45:51,199 INFO L78 Accepts]: Start accepts. Automaton has 20140 states and 20858 transitions. Word has length 1297 [2020-10-14 03:45:51,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:45:51,200 INFO L479 AbstractCegarLoop]: Abstraction has 20140 states and 20858 transitions. [2020-10-14 03:45:51,200 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 03:45:51,200 INFO L276 IsEmpty]: Start isEmpty. Operand 20140 states and 20858 transitions. [2020-10-14 03:45:51,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1335 [2020-10-14 03:45:51,232 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 03:45:51,233 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 03:45:51,233 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-14 03:45:51,233 INFO L427 AbstractCegarLoop]: === Iteration 18 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 03:45:51,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 03:45:51,234 INFO L82 PathProgramCache]: Analyzing trace with hash 393834964, now seen corresponding path program 1 times [2020-10-14 03:45:51,234 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 03:45:51,234 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1674418363] [2020-10-14 03:45:51,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 03:45:51,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:51,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:51,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:51,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:56,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:56,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 1356 [2020-10-14 03:45:56,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 03:45:56,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5082 [2020-10-14 03:45:56,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:56,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:56,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 03:45:56,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1292 [2020-10-14 03:45:56,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-14 03:45:56,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:56,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 03:45:56,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:56,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:56,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:56,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 03:45:56,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:56,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 03:45:56,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:56,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:56,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:56,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:56,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:56,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:45:56,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 03:45:56,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:56,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:56,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:56,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-14 03:45:56,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:56,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-14 03:45:56,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:56,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:56,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:56,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:56,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:56,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:45:56,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-10-14 03:45:56,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:56,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:57,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:57,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 277 [2020-10-14 03:45:57,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:57,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-14 03:45:57,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:57,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:57,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:57,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:57,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:57,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 03:45:57,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2020-10-14 03:45:57,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:57,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:57,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:57,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-14 03:45:57,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:57,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 03:45:57,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:57,185 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:57,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:57,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:57,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:57,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:57,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2020-10-14 03:45:57,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:57,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:57,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:57,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 189 [2020-10-14 03:45:57,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:57,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-14 03:45:57,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:57,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:57,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:57,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:57,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:57,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:57,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 804 [2020-10-14 03:45:57,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:57,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:57,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:57,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-14 03:45:57,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:57,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 03:45:57,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:57,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:57,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:57,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:57,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:57,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:57,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 914 [2020-10-14 03:45:57,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:57,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:57,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:57,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 216 [2020-10-14 03:45:57,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:57,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-14 03:45:57,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:57,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:57,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 03:45:57,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:57,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 03:45:57,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:57,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1129 [2020-10-14 03:45:57,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 03:45:57,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 03:45:57,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 03:45:57,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 150 [2020-10-14 03:45:57,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 03:45:57,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-14 03:45:57,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 03:45:57,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 03:45:57,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 03:45:57,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 03:45:57,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 144 [2020-10-14 03:45:57,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 03:45:58,167 INFO L134 CoverageAnalysis]: Checked inductivity of 3286 backedges. 410 proven. 7 refuted. 0 times theorem prover too weak. 2869 trivial. 0 not checked. [2020-10-14 03:45:58,168 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1674418363] [2020-10-14 03:45:58,168 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 03:45:58,168 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 03:45:58,168 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12175520] [2020-10-14 03:45:58,169 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 03:45:58,169 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 03:45:58,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 03:45:58,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 03:45:58,170 INFO L87 Difference]: Start difference. First operand 20140 states and 20858 transitions. Second operand 5 states. [2020-10-14 03:46:01,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 03:46:01,031 INFO L93 Difference]: Finished difference Result 40258 states and 41739 transitions. [2020-10-14 03:46:01,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 03:46:01,032 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 1334 [2020-10-14 03:46:01,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 03:46:01,033 INFO L225 Difference]: With dead ends: 40258 [2020-10-14 03:46:01,033 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 03:46:01,061 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 03:46:01,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 03:46:01,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 03:46:01,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 03:46:01,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 03:46:01,062 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1334 [2020-10-14 03:46:01,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 03:46:01,062 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 03:46:01,062 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 03:46:01,062 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 03:46:01,063 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 03:46:01,063 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-14 03:46:01,065 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 03:46:03,607 WARN L193 SmtUtils]: Spent 2.51 s on a formula simplification. DAG size of input: 711 DAG size of output: 554 [2020-10-14 03:46:06,047 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 711 DAG size of output: 554 [2020-10-14 03:46:10,530 WARN L193 SmtUtils]: Spent 4.45 s on a formula simplification. DAG size of input: 519 DAG size of output: 75 [2020-10-14 03:46:12,751 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 323 DAG size of output: 95 [2020-10-14 03:46:14,898 WARN L193 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 323 DAG size of output: 95 [2020-10-14 03:46:17,072 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 323 DAG size of output: 95 [2020-10-14 03:46:21,591 WARN L193 SmtUtils]: Spent 4.49 s on a formula simplification. DAG size of input: 519 DAG size of output: 75 [2020-10-14 03:46:21,597 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 03:46:21,597 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~inputC~0 |old(~inputC~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputA~0 |old(~inputA~0)|) (= ~a18~0 |old(~a18~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a12~0 |old(~a12~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~a15~0 |old(~a15~0)|)) [2020-10-14 03:46:21,597 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 03:46:21,597 INFO L268 CegarLoopResult]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,598 INFO L268 CegarLoopResult]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2020-10-14 03:46:21,598 INFO L268 CegarLoopResult]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,598 INFO L268 CegarLoopResult]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,598 INFO L268 CegarLoopResult]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,598 INFO L268 CegarLoopResult]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,598 INFO L268 CegarLoopResult]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,598 INFO L268 CegarLoopResult]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,598 INFO L268 CegarLoopResult]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,598 INFO L268 CegarLoopResult]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,598 INFO L268 CegarLoopResult]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,599 INFO L268 CegarLoopResult]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,599 INFO L268 CegarLoopResult]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,599 INFO L268 CegarLoopResult]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,599 INFO L268 CegarLoopResult]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,599 INFO L268 CegarLoopResult]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,599 INFO L268 CegarLoopResult]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,599 INFO L268 CegarLoopResult]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,599 INFO L268 CegarLoopResult]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,599 INFO L268 CegarLoopResult]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,599 INFO L268 CegarLoopResult]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,600 INFO L268 CegarLoopResult]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,600 INFO L268 CegarLoopResult]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,600 INFO L268 CegarLoopResult]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,600 INFO L268 CegarLoopResult]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,600 INFO L268 CegarLoopResult]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,600 INFO L268 CegarLoopResult]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,600 INFO L268 CegarLoopResult]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,600 INFO L268 CegarLoopResult]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,601 INFO L264 CegarLoopResult]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse12 (= ~a15~0 3)) (.cse13 (= ~a18~0 |old(~a18~0)|)) (.cse14 (= ~a16~0 |old(~a16~0)|)) (.cse15 (= ~a12~0 |old(~a12~0)|))) (let ((.cse6 (not (= 9 |old(~a16~0)|))) (.cse8 (not (<= 11 |old(~a16~0)|))) (.cse10 (not (<= (+ |old(~a18~0)| 156) 0))) (.cse11 (not (= 6 |old(~a12~0)|))) (.cse9 (not (= 8 |old(~a16~0)|))) (.cse3 (and .cse12 .cse13 .cse14 .cse15)) (.cse7 (not (<= |old(~a12~0)| 7))) (.cse4 (not (= 3 |old(~a15~0)|))) (.cse5 (not (<= 0 (+ |old(~a18~0)| 78)))) (.cse0 (and .cse13 .cse14 .cse15 (= ~a15~0 |old(~a15~0)|))) (.cse1 (not (= 4 |old(~a15~0)|))) (.cse2 (not (<= |old(~a12~0)| 5)))) (and (or .cse0 .cse1 .cse2 (not (<= (+ |old(~a18~0)| 76) 0))) (or .cse3 .cse4 .cse5 .cse6) (or .cse3 .cse7 .cse4 (not (<= (+ |old(~a18~0)| 80) 0))) (or .cse3 .cse4 .cse8 .cse5) (or .cse0 .cse1 (not (<= 7 |old(~a12~0)|)) .cse6) (or .cse3 .cse4 .cse9 .cse10) (or .cse3 .cse4 .cse8 .cse10) (or .cse3 .cse4 .cse2) (or .cse3 .cse7 .cse4 .cse11) (or .cse3 .cse7 .cse4 .cse9) (or .cse0 .cse1 .cse11) (or .cse0 .cse1 .cse9) (or .cse3 (not (<= 158 |old(~a18~0)|)) .cse4) (or (not (= 8 |old(~a12~0)|)) .cse4 (and .cse12 .cse13 (= ~a12~0 8) .cse14)) (or .cse3 .cse4 .cse9 (not (<= 135 |old(~a18~0)|))) (or .cse3 .cse7 .cse4 .cse5) (or (not (<= 67870 |old(~a18~0)|)) .cse0 .cse1 .cse2)))) [2020-10-14 03:46:21,601 INFO L268 CegarLoopResult]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,601 INFO L268 CegarLoopResult]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,602 INFO L268 CegarLoopResult]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,602 INFO L268 CegarLoopResult]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,602 INFO L268 CegarLoopResult]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,602 INFO L268 CegarLoopResult]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,602 INFO L268 CegarLoopResult]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,602 INFO L268 CegarLoopResult]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2020-10-14 03:46:21,602 INFO L268 CegarLoopResult]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,602 INFO L268 CegarLoopResult]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,603 INFO L268 CegarLoopResult]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,603 INFO L268 CegarLoopResult]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,603 INFO L268 CegarLoopResult]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,603 INFO L268 CegarLoopResult]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,603 INFO L268 CegarLoopResult]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,603 INFO L268 CegarLoopResult]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,603 INFO L268 CegarLoopResult]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2020-10-14 03:46:21,603 INFO L268 CegarLoopResult]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,603 INFO L268 CegarLoopResult]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,604 INFO L268 CegarLoopResult]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,604 INFO L268 CegarLoopResult]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,604 INFO L268 CegarLoopResult]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,604 INFO L268 CegarLoopResult]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,604 INFO L268 CegarLoopResult]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,604 INFO L268 CegarLoopResult]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,604 INFO L268 CegarLoopResult]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,604 INFO L268 CegarLoopResult]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,604 INFO L268 CegarLoopResult]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,605 INFO L268 CegarLoopResult]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,605 INFO L268 CegarLoopResult]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,605 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-10-14 03:46:21,605 INFO L268 CegarLoopResult]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,605 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-10-14 03:46:21,605 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-10-14 03:46:21,606 INFO L264 CegarLoopResult]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse12 (= ~a15~0 3)) (.cse13 (= ~a18~0 |old(~a18~0)|)) (.cse14 (= ~a16~0 |old(~a16~0)|)) (.cse15 (= ~a12~0 |old(~a12~0)|))) (let ((.cse6 (not (= 9 |old(~a16~0)|))) (.cse8 (not (<= 11 |old(~a16~0)|))) (.cse10 (not (<= (+ |old(~a18~0)| 156) 0))) (.cse11 (not (= 6 |old(~a12~0)|))) (.cse9 (not (= 8 |old(~a16~0)|))) (.cse3 (and .cse12 .cse13 .cse14 .cse15)) (.cse7 (not (<= |old(~a12~0)| 7))) (.cse4 (not (= 3 |old(~a15~0)|))) (.cse5 (not (<= 0 (+ |old(~a18~0)| 78)))) (.cse0 (and .cse13 .cse14 .cse15 (= ~a15~0 |old(~a15~0)|))) (.cse1 (not (= 4 |old(~a15~0)|))) (.cse2 (not (<= |old(~a12~0)| 5)))) (and (or .cse0 .cse1 .cse2 (not (<= (+ |old(~a18~0)| 76) 0))) (or .cse3 .cse4 .cse5 .cse6) (or .cse3 .cse7 .cse4 (not (<= (+ |old(~a18~0)| 80) 0))) (or .cse3 .cse4 .cse8 .cse5) (or .cse0 .cse1 (not (<= 7 |old(~a12~0)|)) .cse6) (or .cse3 .cse4 .cse9 .cse10) (or .cse3 .cse4 .cse8 .cse10) (or .cse3 .cse4 .cse2) (or .cse3 .cse7 .cse4 .cse11) (or .cse3 .cse7 .cse4 .cse9) (or .cse0 .cse1 .cse11) (or .cse0 .cse1 .cse9) (or .cse3 (not (<= 158 |old(~a18~0)|)) .cse4) (or (not (= 8 |old(~a12~0)|)) .cse4 (and .cse12 .cse13 (= ~a12~0 8) .cse14)) (or .cse3 .cse4 .cse9 (not (<= 135 |old(~a18~0)|))) (or .cse3 .cse7 .cse4 .cse5) (or (not (<= 67870 |old(~a18~0)|)) .cse0 .cse1 .cse2)))) [2020-10-14 03:46:21,606 INFO L268 CegarLoopResult]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,606 INFO L268 CegarLoopResult]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2020-10-14 03:46:21,606 INFO L268 CegarLoopResult]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,606 INFO L268 CegarLoopResult]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,606 INFO L268 CegarLoopResult]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,606 INFO L268 CegarLoopResult]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,606 INFO L268 CegarLoopResult]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,606 INFO L268 CegarLoopResult]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,607 INFO L268 CegarLoopResult]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,607 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-10-14 03:46:21,607 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-10-14 03:46:21,607 INFO L268 CegarLoopResult]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,607 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-10-14 03:46:21,607 INFO L268 CegarLoopResult]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,607 INFO L268 CegarLoopResult]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,607 INFO L268 CegarLoopResult]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,607 INFO L268 CegarLoopResult]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,607 INFO L268 CegarLoopResult]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,608 INFO L268 CegarLoopResult]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,608 INFO L268 CegarLoopResult]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,608 INFO L268 CegarLoopResult]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,608 INFO L268 CegarLoopResult]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,608 INFO L268 CegarLoopResult]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,608 INFO L268 CegarLoopResult]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,608 INFO L268 CegarLoopResult]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,608 INFO L268 CegarLoopResult]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,608 INFO L268 CegarLoopResult]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,608 INFO L268 CegarLoopResult]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,609 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-10-14 03:46:21,609 INFO L268 CegarLoopResult]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,609 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-10-14 03:46:21,609 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-10-14 03:46:21,609 INFO L268 CegarLoopResult]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,609 INFO L268 CegarLoopResult]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,609 INFO L268 CegarLoopResult]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,609 INFO L268 CegarLoopResult]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,609 INFO L268 CegarLoopResult]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,609 INFO L268 CegarLoopResult]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,609 INFO L268 CegarLoopResult]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,610 INFO L268 CegarLoopResult]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,610 INFO L268 CegarLoopResult]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,610 INFO L268 CegarLoopResult]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,610 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-10-14 03:46:21,610 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-10-14 03:46:21,610 INFO L268 CegarLoopResult]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,610 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-14 03:46:21,610 INFO L268 CegarLoopResult]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,610 INFO L268 CegarLoopResult]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,610 INFO L268 CegarLoopResult]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,611 INFO L268 CegarLoopResult]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,611 INFO L268 CegarLoopResult]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,611 INFO L268 CegarLoopResult]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,611 INFO L268 CegarLoopResult]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,611 INFO L268 CegarLoopResult]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,611 INFO L268 CegarLoopResult]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,611 INFO L268 CegarLoopResult]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,611 INFO L268 CegarLoopResult]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,611 INFO L268 CegarLoopResult]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,611 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-10-14 03:46:21,612 INFO L268 CegarLoopResult]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,612 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-10-14 03:46:21,612 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-10-14 03:46:21,612 INFO L268 CegarLoopResult]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,612 INFO L268 CegarLoopResult]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,612 INFO L268 CegarLoopResult]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,612 INFO L268 CegarLoopResult]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,612 INFO L268 CegarLoopResult]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,612 INFO L268 CegarLoopResult]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,612 INFO L268 CegarLoopResult]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,613 INFO L268 CegarLoopResult]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,613 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,613 INFO L268 CegarLoopResult]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,613 INFO L268 CegarLoopResult]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,613 INFO L268 CegarLoopResult]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,613 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-10-14 03:46:21,613 INFO L268 CegarLoopResult]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,613 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-10-14 03:46:21,613 INFO L268 CegarLoopResult]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,613 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-10-14 03:46:21,614 INFO L268 CegarLoopResult]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,614 INFO L268 CegarLoopResult]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,614 INFO L268 CegarLoopResult]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,614 INFO L268 CegarLoopResult]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,614 INFO L268 CegarLoopResult]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,614 INFO L268 CegarLoopResult]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,614 INFO L268 CegarLoopResult]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,614 INFO L268 CegarLoopResult]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,614 INFO L268 CegarLoopResult]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,614 INFO L268 CegarLoopResult]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,615 INFO L268 CegarLoopResult]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,615 INFO L268 CegarLoopResult]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,615 INFO L268 CegarLoopResult]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,615 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-10-14 03:46:21,615 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-10-14 03:46:21,615 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-14 03:46:21,615 INFO L268 CegarLoopResult]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,615 INFO L268 CegarLoopResult]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,615 INFO L268 CegarLoopResult]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,615 INFO L268 CegarLoopResult]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,616 INFO L268 CegarLoopResult]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,616 INFO L268 CegarLoopResult]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,616 INFO L268 CegarLoopResult]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,616 INFO L268 CegarLoopResult]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,616 INFO L268 CegarLoopResult]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,616 INFO L268 CegarLoopResult]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,616 INFO L268 CegarLoopResult]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,616 INFO L268 CegarLoopResult]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,616 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-10-14 03:46:21,616 INFO L268 CegarLoopResult]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,616 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-10-14 03:46:21,617 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-10-14 03:46:21,617 INFO L268 CegarLoopResult]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,617 INFO L268 CegarLoopResult]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,617 INFO L268 CegarLoopResult]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,617 INFO L268 CegarLoopResult]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,617 INFO L268 CegarLoopResult]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,617 INFO L268 CegarLoopResult]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,618 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse12 (= ~a15~0 3)) (.cse13 (= ~a18~0 |old(~a18~0)|)) (.cse14 (= ~a16~0 |old(~a16~0)|)) (.cse15 (= ~a12~0 |old(~a12~0)|))) (let ((.cse6 (not (= 9 |old(~a16~0)|))) (.cse8 (not (<= 11 |old(~a16~0)|))) (.cse10 (not (<= (+ |old(~a18~0)| 156) 0))) (.cse11 (not (= 6 |old(~a12~0)|))) (.cse9 (not (= 8 |old(~a16~0)|))) (.cse3 (and .cse12 .cse13 .cse14 .cse15)) (.cse7 (not (<= |old(~a12~0)| 7))) (.cse4 (not (= 3 |old(~a15~0)|))) (.cse5 (not (<= 0 (+ |old(~a18~0)| 78)))) (.cse0 (and .cse13 .cse14 .cse15 (= ~a15~0 |old(~a15~0)|))) (.cse1 (not (= 4 |old(~a15~0)|))) (.cse2 (not (<= |old(~a12~0)| 5)))) (and (or .cse0 .cse1 .cse2 (not (<= (+ |old(~a18~0)| 76) 0))) (or .cse3 .cse4 .cse5 .cse6) (or .cse3 .cse7 .cse4 (not (<= (+ |old(~a18~0)| 80) 0))) (or .cse3 .cse4 .cse8 .cse5) (or .cse0 .cse1 (not (<= 7 |old(~a12~0)|)) .cse6) (or .cse3 .cse4 .cse9 .cse10) (or .cse3 .cse4 .cse8 .cse10) (or .cse3 .cse4 .cse2) (or .cse3 .cse7 .cse4 .cse11) (or .cse3 .cse7 .cse4 .cse9) (or .cse0 .cse1 .cse11) (or .cse0 .cse1 .cse9) (or .cse3 (not (<= 158 |old(~a18~0)|)) .cse4) (or (not (= 8 |old(~a12~0)|)) .cse4 (and .cse12 .cse13 (= ~a12~0 8) .cse14)) (or .cse3 .cse4 .cse9 (not (<= 135 |old(~a18~0)|))) (or .cse3 .cse7 .cse4 .cse5) (or (not (<= 67870 |old(~a18~0)|)) .cse0 .cse1 .cse2)))) [2020-10-14 03:46:21,618 INFO L268 CegarLoopResult]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,618 INFO L268 CegarLoopResult]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,618 INFO L268 CegarLoopResult]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,618 INFO L268 CegarLoopResult]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,618 INFO L268 CegarLoopResult]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,618 INFO L268 CegarLoopResult]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,618 INFO L268 CegarLoopResult]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,618 INFO L268 CegarLoopResult]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,618 INFO L268 CegarLoopResult]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,619 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-14 03:46:21,619 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-10-14 03:46:21,619 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-10-14 03:46:21,619 INFO L268 CegarLoopResult]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,619 INFO L268 CegarLoopResult]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,619 INFO L268 CegarLoopResult]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,619 INFO L268 CegarLoopResult]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,619 INFO L268 CegarLoopResult]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,619 INFO L268 CegarLoopResult]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,620 INFO L268 CegarLoopResult]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,620 INFO L268 CegarLoopResult]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,620 INFO L268 CegarLoopResult]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,620 INFO L268 CegarLoopResult]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,620 INFO L268 CegarLoopResult]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,620 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-10-14 03:46:21,620 INFO L268 CegarLoopResult]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,620 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-14 03:46:21,620 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-10-14 03:46:21,620 INFO L268 CegarLoopResult]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,621 INFO L268 CegarLoopResult]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,621 INFO L268 CegarLoopResult]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,621 INFO L268 CegarLoopResult]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,621 INFO L268 CegarLoopResult]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,621 INFO L268 CegarLoopResult]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,621 INFO L268 CegarLoopResult]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,621 INFO L268 CegarLoopResult]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,621 INFO L268 CegarLoopResult]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,621 INFO L268 CegarLoopResult]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,621 INFO L268 CegarLoopResult]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,622 INFO L268 CegarLoopResult]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,622 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-10-14 03:46:21,622 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-10-14 03:46:21,622 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-10-14 03:46:21,622 INFO L268 CegarLoopResult]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,622 INFO L268 CegarLoopResult]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,622 INFO L268 CegarLoopResult]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,622 INFO L268 CegarLoopResult]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,622 INFO L268 CegarLoopResult]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,622 INFO L268 CegarLoopResult]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,623 INFO L268 CegarLoopResult]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,623 INFO L268 CegarLoopResult]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,623 INFO L268 CegarLoopResult]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,623 INFO L268 CegarLoopResult]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,623 INFO L268 CegarLoopResult]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,623 INFO L268 CegarLoopResult]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,623 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-10-14 03:46:21,623 INFO L268 CegarLoopResult]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,623 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-10-14 03:46:21,623 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-10-14 03:46:21,624 INFO L268 CegarLoopResult]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,624 INFO L268 CegarLoopResult]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,624 INFO L268 CegarLoopResult]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,624 INFO L268 CegarLoopResult]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,624 INFO L268 CegarLoopResult]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,624 INFO L268 CegarLoopResult]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,624 INFO L268 CegarLoopResult]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,624 INFO L268 CegarLoopResult]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,624 INFO L268 CegarLoopResult]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,625 INFO L268 CegarLoopResult]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,625 INFO L268 CegarLoopResult]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,625 INFO L268 CegarLoopResult]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,625 INFO L268 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-10-14 03:46:21,625 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-10-14 03:46:21,625 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-10-14 03:46:21,625 INFO L268 CegarLoopResult]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,625 INFO L268 CegarLoopResult]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,626 INFO L268 CegarLoopResult]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,626 INFO L268 CegarLoopResult]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,626 INFO L268 CegarLoopResult]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,626 INFO L268 CegarLoopResult]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,626 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 181) no Hoare annotation was computed. [2020-10-14 03:46:21,626 INFO L268 CegarLoopResult]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,626 INFO L268 CegarLoopResult]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,626 INFO L268 CegarLoopResult]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,627 INFO L268 CegarLoopResult]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,627 INFO L268 CegarLoopResult]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,627 INFO L268 CegarLoopResult]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,627 INFO L268 CegarLoopResult]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,627 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-10-14 03:46:21,627 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-10-14 03:46:21,627 INFO L268 CegarLoopResult]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,627 INFO L268 CegarLoopResult]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,627 INFO L268 CegarLoopResult]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,628 INFO L268 CegarLoopResult]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,628 INFO L268 CegarLoopResult]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,628 INFO L268 CegarLoopResult]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,628 INFO L268 CegarLoopResult]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,628 INFO L268 CegarLoopResult]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,628 INFO L268 CegarLoopResult]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,628 INFO L268 CegarLoopResult]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,628 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-10-14 03:46:21,628 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-10-14 03:46:21,628 INFO L268 CegarLoopResult]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,629 INFO L268 CegarLoopResult]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,629 INFO L268 CegarLoopResult]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,629 INFO L268 CegarLoopResult]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,629 INFO L268 CegarLoopResult]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,629 INFO L268 CegarLoopResult]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,629 INFO L268 CegarLoopResult]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,629 INFO L268 CegarLoopResult]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,629 INFO L268 CegarLoopResult]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,629 INFO L268 CegarLoopResult]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,629 INFO L268 CegarLoopResult]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,629 INFO L268 CegarLoopResult]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,630 INFO L268 CegarLoopResult]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,630 INFO L268 CegarLoopResult]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,630 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-10-14 03:46:21,630 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-14 03:46:21,630 INFO L268 CegarLoopResult]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,630 INFO L268 CegarLoopResult]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,630 INFO L268 CegarLoopResult]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,630 INFO L268 CegarLoopResult]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,630 INFO L268 CegarLoopResult]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,630 INFO L268 CegarLoopResult]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,631 INFO L268 CegarLoopResult]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,631 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,631 INFO L268 CegarLoopResult]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,631 INFO L268 CegarLoopResult]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,631 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-10-14 03:46:21,631 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-14 03:46:21,631 INFO L268 CegarLoopResult]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,631 INFO L268 CegarLoopResult]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,631 INFO L268 CegarLoopResult]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,631 INFO L268 CegarLoopResult]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,632 INFO L268 CegarLoopResult]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,632 INFO L268 CegarLoopResult]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,632 INFO L268 CegarLoopResult]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,632 INFO L268 CegarLoopResult]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,632 INFO L268 CegarLoopResult]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,632 INFO L268 CegarLoopResult]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,632 INFO L268 CegarLoopResult]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,632 INFO L268 CegarLoopResult]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,632 INFO L268 CegarLoopResult]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,632 INFO L268 CegarLoopResult]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,633 INFO L268 CegarLoopResult]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,633 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-10-14 03:46:21,633 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-14 03:46:21,633 INFO L268 CegarLoopResult]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,633 INFO L268 CegarLoopResult]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,633 INFO L268 CegarLoopResult]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,633 INFO L268 CegarLoopResult]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,633 INFO L268 CegarLoopResult]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,633 INFO L268 CegarLoopResult]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,633 INFO L268 CegarLoopResult]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,633 INFO L268 CegarLoopResult]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,634 INFO L268 CegarLoopResult]: For program point L24(lines 24 26) no Hoare annotation was computed. [2020-10-14 03:46:21,634 INFO L268 CegarLoopResult]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,634 INFO L268 CegarLoopResult]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,634 INFO L268 CegarLoopResult]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,634 INFO L268 CegarLoopResult]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,634 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-10-14 03:46:21,634 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-14 03:46:21,635 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-10-14 03:46:21,635 INFO L268 CegarLoopResult]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,635 INFO L268 CegarLoopResult]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,635 INFO L268 CegarLoopResult]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,635 INFO L268 CegarLoopResult]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,635 INFO L268 CegarLoopResult]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,635 INFO L268 CegarLoopResult]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,635 INFO L268 CegarLoopResult]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,635 INFO L268 CegarLoopResult]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,636 INFO L268 CegarLoopResult]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,636 INFO L268 CegarLoopResult]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,636 INFO L268 CegarLoopResult]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,636 INFO L268 CegarLoopResult]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,636 INFO L268 CegarLoopResult]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,636 INFO L268 CegarLoopResult]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,636 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-10-14 03:46:21,636 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-14 03:46:21,636 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-10-14 03:46:21,636 INFO L268 CegarLoopResult]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,637 INFO L268 CegarLoopResult]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,637 INFO L268 CegarLoopResult]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,637 INFO L268 CegarLoopResult]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,637 INFO L268 CegarLoopResult]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,637 INFO L268 CegarLoopResult]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,637 INFO L268 CegarLoopResult]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,637 INFO L268 CegarLoopResult]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,637 INFO L268 CegarLoopResult]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,637 INFO L268 CegarLoopResult]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,637 INFO L268 CegarLoopResult]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,638 INFO L268 CegarLoopResult]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,638 INFO L268 CegarLoopResult]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,638 INFO L268 CegarLoopResult]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,638 INFO L268 CegarLoopResult]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,638 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-10-14 03:46:21,638 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-10-14 03:46:21,638 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-10-14 03:46:21,638 INFO L268 CegarLoopResult]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,638 INFO L268 CegarLoopResult]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,638 INFO L268 CegarLoopResult]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,639 INFO L268 CegarLoopResult]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,639 INFO L268 CegarLoopResult]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,639 INFO L268 CegarLoopResult]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,639 INFO L268 CegarLoopResult]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,639 INFO L268 CegarLoopResult]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,639 INFO L268 CegarLoopResult]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2020-10-14 03:46:21,639 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-10-14 03:46:21,639 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-10-14 03:46:21,639 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-10-14 03:46:21,639 INFO L268 CegarLoopResult]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,640 INFO L268 CegarLoopResult]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,640 INFO L268 CegarLoopResult]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2020-10-14 03:46:21,640 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 03:46:21,640 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a15~0 3) (<= (+ ~a18~0 80) 0) (= ~a16~0 11) (<= ~a12~0 5)) [2020-10-14 03:46:21,640 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 03:46:21,640 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 03:46:21,640 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (or (and (= ~a15~0 3) (= ~a18~0 |old(~a18~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a12~0 |old(~a12~0)|)) (not (= 11 |old(~a16~0)|)) (not (= 3 |old(~a15~0)|)) (not (<= |old(~a12~0)| 5)) (not (<= (+ |old(~a18~0)| 80) 0))) [2020-10-14 03:46:21,640 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2020-10-14 03:46:21,641 INFO L264 CegarLoopResult]: At program point L1781(line 1781) the Hoare annotation is: (let ((.cse6 (= ~a12~0 6)) (.cse8 (= ~a16~0 9)) (.cse4 (<= (+ ~a18~0 156) 0)) (.cse3 (<= ~a12~0 5)) (.cse7 (= ~a15~0 4)) (.cse10 (<= 11 ~a16~0)) (.cse9 (<= 7 ~a12~0)) (.cse2 (<= 0 (+ ~a18~0 78))) (.cse0 (= ~a15~0 3)) (.cse1 (<= ~a12~0 7)) (.cse5 (= ~a16~0 8))) (or (and .cse0 .cse1 .cse2) (not (= 11 |old(~a16~0)|)) (and .cse0 .cse3) (and .cse0 .cse4 .cse5) (not (= 3 |old(~a15~0)|)) (and .cse6 .cse7) (and .cse8 .cse0 .cse2) (and .cse6 .cse0) (and .cse0 (<= (+ ~a18~0 80) 0) .cse1) (not (<= (+ |old(~a18~0)| 80) 0)) (and .cse8 .cse9 .cse7) (and .cse0 (<= 158 ~a18~0)) (not (<= |old(~a12~0)| 5)) (and .cse7 (<= (+ ~a18~0 76) 0) .cse3) (and .cse10 .cse0 .cse9 .cse4) (and (<= 67870 ~a18~0) .cse7 .cse3) (and .cse7 .cse5) (and .cse0 (= ~a12~0 8)) (and .cse10 .cse0 .cse9 .cse2) (and .cse0 (<= 135 ~a18~0) .cse5) (and .cse0 .cse1 .cse5))) [2020-10-14 03:46:21,641 INFO L268 CegarLoopResult]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2020-10-14 03:46:21,641 INFO L268 CegarLoopResult]: For program point L1778(line 1778) no Hoare annotation was computed. [2020-10-14 03:46:21,641 INFO L264 CegarLoopResult]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (let ((.cse6 (= ~a12~0 6)) (.cse8 (= ~a16~0 9)) (.cse4 (<= (+ ~a18~0 156) 0)) (.cse3 (<= ~a12~0 5)) (.cse7 (= ~a15~0 4)) (.cse10 (<= 11 ~a16~0)) (.cse9 (<= 7 ~a12~0)) (.cse2 (<= 0 (+ ~a18~0 78))) (.cse0 (= ~a15~0 3)) (.cse1 (<= ~a12~0 7)) (.cse5 (= ~a16~0 8))) (or (and .cse0 .cse1 .cse2) (not (= 11 |old(~a16~0)|)) (and .cse0 .cse3) (and .cse0 .cse4 .cse5) (not (= 3 |old(~a15~0)|)) (and .cse6 .cse7) (and .cse8 .cse0 .cse2) (and .cse6 .cse0) (and .cse0 (<= (+ ~a18~0 80) 0) .cse1) (not (<= (+ |old(~a18~0)| 80) 0)) (and .cse8 .cse9 .cse7) (and .cse0 (<= 158 ~a18~0)) (not (<= |old(~a12~0)| 5)) (and .cse7 (<= (+ ~a18~0 76) 0) .cse3) (and .cse10 .cse0 .cse9 .cse4) (and (<= 67870 ~a18~0) .cse7 .cse3) (and .cse7 .cse5) (and .cse0 (= ~a12~0 8)) (and .cse10 .cse0 .cse9 .cse2) (and .cse0 (<= 135 ~a18~0) .cse5) (and .cse0 .cse1 .cse5))) [2020-10-14 03:46:21,641 INFO L268 CegarLoopResult]: For program point L1773-3(lines 1767 1783) no Hoare annotation was computed. [2020-10-14 03:46:21,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 03:46:21 BoogieIcfgContainer [2020-10-14 03:46:21,668 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 03:46:21,669 INFO L168 Benchmark]: Toolchain (without parser) took 201865.69 ms. Allocated memory was 145.8 MB in the beginning and 2.6 GB in the end (delta: 2.5 GB). Free memory was 96.5 MB in the beginning and 884.6 MB in the end (delta: -788.1 MB). Peak memory consumption was 2.5 GB. Max. memory is 7.1 GB. [2020-10-14 03:46:21,670 INFO L168 Benchmark]: CDTParser took 0.62 ms. Allocated memory is still 145.8 MB. Free memory was 120.3 MB in the beginning and 119.9 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. [2020-10-14 03:46:21,671 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1562.16 ms. Allocated memory was 145.8 MB in the beginning and 224.4 MB in the end (delta: 78.6 MB). Free memory was 96.1 MB in the beginning and 168.8 MB in the end (delta: -72.7 MB). Peak memory consumption was 47.0 MB. Max. memory is 7.1 GB. [2020-10-14 03:46:21,672 INFO L168 Benchmark]: Boogie Preprocessor took 209.70 ms. Allocated memory is still 224.4 MB. Free memory was 168.8 MB in the beginning and 158.5 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2020-10-14 03:46:21,672 INFO L168 Benchmark]: RCFGBuilder took 2549.08 ms. Allocated memory was 224.4 MB in the beginning and 278.4 MB in the end (delta: 54.0 MB). Free memory was 158.5 MB in the beginning and 236.6 MB in the end (delta: -78.1 MB). Peak memory consumption was 132.9 MB. Max. memory is 7.1 GB. [2020-10-14 03:46:21,673 INFO L168 Benchmark]: TraceAbstraction took 197538.47 ms. Allocated memory was 278.4 MB in the beginning and 2.6 GB in the end (delta: 2.4 GB). Free memory was 236.6 MB in the beginning and 884.6 MB in the end (delta: -648.0 MB). Peak memory consumption was 2.5 GB. Max. memory is 7.1 GB. [2020-10-14 03:46:21,676 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 ms. Allocated memory is still 145.8 MB. Free memory was 120.3 MB in the beginning and 119.9 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1562.16 ms. Allocated memory was 145.8 MB in the beginning and 224.4 MB in the end (delta: 78.6 MB). Free memory was 96.1 MB in the beginning and 168.8 MB in the end (delta: -72.7 MB). Peak memory consumption was 47.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 209.70 ms. Allocated memory is still 224.4 MB. Free memory was 168.8 MB in the beginning and 158.5 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2549.08 ms. Allocated memory was 224.4 MB in the beginning and 278.4 MB in the end (delta: 54.0 MB). Free memory was 158.5 MB in the beginning and 236.6 MB in the end (delta: -78.1 MB). Peak memory consumption was 132.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 197538.47 ms. Allocated memory was 278.4 MB in the beginning and 2.6 GB in the end (delta: 2.4 GB). Free memory was 236.6 MB in the beginning and 884.6 MB in the end (delta: -648.0 MB). Peak memory consumption was 2.5 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 181]: 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: 1773]: Loop Invariant Derived loop invariant: (((((((((((((((((((((a15 == 3 && a12 <= 7) && 0 <= a18 + 78) || !(11 == \old(a16))) || (a15 == 3 && a12 <= 5)) || ((a15 == 3 && a18 + 156 <= 0) && a16 == 8)) || !(3 == \old(a15))) || (a12 == 6 && a15 == 4)) || ((a16 == 9 && a15 == 3) && 0 <= a18 + 78)) || (a12 == 6 && a15 == 3)) || ((a15 == 3 && a18 + 80 <= 0) && a12 <= 7)) || !(\old(a18) + 80 <= 0)) || ((a16 == 9 && 7 <= a12) && a15 == 4)) || (a15 == 3 && 158 <= a18)) || !(\old(a12) <= 5)) || ((a15 == 4 && a18 + 76 <= 0) && a12 <= 5)) || (((11 <= a16 && a15 == 3) && 7 <= a12) && a18 + 156 <= 0)) || ((67870 <= a18 && a15 == 4) && a12 <= 5)) || (a15 == 4 && a16 == 8)) || (a15 == 3 && a12 == 8)) || (((11 <= a16 && a15 == 3) && 7 <= a12) && 0 <= a18 + 78)) || ((a15 == 3 && 135 <= a18) && a16 == 8)) || ((a15 == 3 && a12 <= 7) && a16 == 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 409 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 176.8s, OverallIterations: 18, TraceHistogramMax: 8, AutomataDifference: 68.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 20.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 789 SDtfs, 19415 SDslu, 1028 SDs, 0 SdLazy, 40560 SolverSat, 4661 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 44.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 421 GetRequests, 256 SyntacticMatches, 1 SemanticMatches, 164 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 190 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22204occurred in iteration=14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.8s AutomataMinimizationTime, 18 MinimizatonAttempts, 5691 StatesRemovedByMinimization, 17 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 2052 PreInvPairs, 2286 NumberOfFragments, 1772 HoareAnnotationTreeSize, 2052 FomulaSimplifications, 287940 FormulaSimplificationTreeSizeReduction, 4.9s HoareSimplificationTime, 9 FomulaSimplificationsInter, 90422 FormulaSimplificationTreeSizeReductionInter, 15.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 94.2s InterpolantComputationTime, 13115 NumberOfCodeBlocks, 13115 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 13097 ConstructedInterpolants, 0 QuantifiedInterpolants, 28475443 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 1 PerfectInterpolantSequences, 18778/21198 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...