/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=BIGGEST --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/product-lines/minepump_spec4_product56.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 18:03:24,148 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 18:03:24,151 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 18:03:24,174 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 18:03:24,175 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 18:03:24,176 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 18:03:24,177 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 18:03:24,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 18:03:24,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 18:03:24,182 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 18:03:24,183 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 18:03:24,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 18:03:24,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 18:03:24,185 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 18:03:24,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 18:03:24,187 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 18:03:24,188 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 18:03:24,188 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 18:03:24,190 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 18:03:24,192 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 18:03:24,193 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 18:03:24,194 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 18:03:24,195 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 18:03:24,196 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 18:03:24,199 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 18:03:24,199 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 18:03:24,199 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 18:03:24,200 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 18:03:24,200 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 18:03:24,201 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 18:03:24,202 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 18:03:24,202 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 18:03:24,203 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 18:03:24,204 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 18:03:24,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 18:03:24,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 18:03:24,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 18:03:24,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 18:03:24,206 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 18:03:24,207 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 18:03:24,208 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 18:03:24,209 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 [2020-10-12 18:03:24,231 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 18:03:24,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 18:03:24,233 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 18:03:24,233 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 18:03:24,233 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 18:03:24,234 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 18:03:24,234 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 18:03:24,234 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 18:03:24,234 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 18:03:24,235 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 18:03:24,235 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 18:03:24,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 18:03:24,235 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 18:03:24,235 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 18:03:24,235 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 18:03:24,236 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 18:03:24,236 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 18:03:24,236 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 18:03:24,236 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 18:03:24,236 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 18:03:24,237 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 18:03:24,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 18:03:24,237 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 18:03:24,237 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 18:03:24,238 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 18:03:24,238 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 18:03:24,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 18:03:24,238 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 18:03:24,238 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 18:03:24,239 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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 18:03:24,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 18:03:24,538 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 18:03:24,541 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 18:03:24,543 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 18:03:24,543 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 18:03:24,544 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product56.cil.c [2020-10-12 18:03:24,622 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4ef34b2d4/3bfd8c99628a411498d7242ff7c95244/FLAGa70e7ae77 [2020-10-12 18:03:25,241 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 18:03:25,241 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product56.cil.c [2020-10-12 18:03:25,261 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4ef34b2d4/3bfd8c99628a411498d7242ff7c95244/FLAGa70e7ae77 [2020-10-12 18:03:25,486 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4ef34b2d4/3bfd8c99628a411498d7242ff7c95244 [2020-10-12 18:03:25,496 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 18:03:25,498 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 18:03:25,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 18:03:25,502 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 18:03:25,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 18:03:25,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 06:03:25" (1/1) ... [2020-10-12 18:03:25,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1592531a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:25, skipping insertion in model container [2020-10-12 18:03:25,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 06:03:25" (1/1) ... [2020-10-12 18:03:25,520 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 18:03:25,584 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 18:03:26,005 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 18:03:26,018 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 18:03:26,157 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 18:03:26,196 INFO L208 MainTranslator]: Completed translation [2020-10-12 18:03:26,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:26 WrapperNode [2020-10-12 18:03:26,196 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 18:03:26,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 18:03:26,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 18:03:26,198 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 18:03:26,210 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:26" (1/1) ... [2020-10-12 18:03:26,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:26" (1/1) ... [2020-10-12 18:03:26,231 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:26" (1/1) ... [2020-10-12 18:03:26,231 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:26" (1/1) ... [2020-10-12 18:03:26,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:26" (1/1) ... [2020-10-12 18:03:26,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:26" (1/1) ... [2020-10-12 18:03:26,275 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:26" (1/1) ... [2020-10-12 18:03:26,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 18:03:26,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 18:03:26,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 18:03:26,284 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 18:03:26,285 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:26" (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 [2020-10-12 18:03:26,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 18:03:26,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 18:03:26,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 18:03:26,355 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 18:03:26,355 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-12 18:03:26,355 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-12 18:03:26,356 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-12 18:03:26,357 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-12 18:03:26,357 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-12 18:03:26,358 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-12 18:03:26,358 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-12 18:03:26,358 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-12 18:03:26,358 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-12 18:03:26,358 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-12 18:03:26,358 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-12 18:03:26,359 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-12 18:03:26,359 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-12 18:03:26,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 18:03:26,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 18:03:26,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 18:03:26,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 18:03:26,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 18:03:26,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 18:03:26,361 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 18:03:26,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-12 18:03:26,363 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 18:03:26,364 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 18:03:26,364 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 18:03:26,364 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 18:03:26,365 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 18:03:26,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 18:03:26,365 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-12 18:03:26,365 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-12 18:03:26,365 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-12 18:03:26,366 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-12 18:03:26,366 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-12 18:03:26,366 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-12 18:03:26,366 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-12 18:03:26,366 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-12 18:03:26,366 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 18:03:26,366 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 18:03:26,367 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 18:03:26,367 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 18:03:26,367 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 18:03:26,367 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 18:03:26,367 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 18:03:26,367 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-12 18:03:26,367 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-12 18:03:26,368 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-12 18:03:26,368 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-12 18:03:26,368 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-12 18:03:26,368 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 18:03:26,368 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-12 18:03:26,368 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-12 18:03:26,368 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-12 18:03:26,369 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-12 18:03:26,369 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-12 18:03:26,369 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-12 18:03:26,369 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-12 18:03:26,369 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-12 18:03:26,369 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-12 18:03:26,369 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-12 18:03:26,370 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-12 18:03:26,370 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-12 18:03:26,370 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-12 18:03:26,370 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-12 18:03:26,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 18:03:26,370 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 18:03:26,370 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 18:03:26,370 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 18:03:26,371 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 18:03:26,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 18:03:26,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 18:03:26,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 18:03:26,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 18:03:26,371 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 18:03:26,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 18:03:26,372 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 18:03:26,372 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 18:03:26,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 18:03:26,372 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 18:03:26,372 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 18:03:26,372 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 18:03:26,373 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-12 18:03:26,373 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-12 18:03:26,373 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 18:03:26,373 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 18:03:26,373 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 18:03:26,373 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-12 18:03:26,373 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 18:03:26,373 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 18:03:26,374 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 18:03:26,374 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 18:03:26,374 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 18:03:26,374 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 18:03:26,374 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 18:03:26,374 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 18:03:26,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 18:03:26,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 18:03:26,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 18:03:27,524 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 18:03:27,525 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-12 18:03:27,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 06:03:27 BoogieIcfgContainer [2020-10-12 18:03:27,536 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 18:03:27,539 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 18:03:27,540 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 18:03:27,543 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 18:03:27,543 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 06:03:25" (1/3) ... [2020-10-12 18:03:27,544 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79174494 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 06:03:27, skipping insertion in model container [2020-10-12 18:03:27,544 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:26" (2/3) ... [2020-10-12 18:03:27,545 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79174494 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 06:03:27, skipping insertion in model container [2020-10-12 18:03:27,546 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 06:03:27" (3/3) ... [2020-10-12 18:03:27,548 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product56.cil.c [2020-10-12 18:03:27,558 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 18:03:27,568 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 18:03:27,581 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 18:03:27,607 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 18:03:27,607 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 18:03:27,608 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 18:03:27,608 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 18:03:27,608 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 18:03:27,609 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 18:03:27,609 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 18:03:27,609 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 18:03:27,632 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states. [2020-10-12 18:03:27,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-12 18:03:27,643 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:03:27,645 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] [2020-10-12 18:03:27,645 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:03:27,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:03:27,652 INFO L82 PathProgramCache]: Analyzing trace with hash -559348317, now seen corresponding path program 1 times [2020-10-12 18:03:27,659 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:03:27,660 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [810296511] [2020-10-12 18:03:27,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:03:27,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:28,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:28,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:28,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:29,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:31,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:32,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:32,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-12 18:03:32,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 18:03:32,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4384 [2020-10-12 18:03:32,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:32,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-12 18:03:32,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:03:32,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-12 18:03:32,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 18:03:32,690 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:03:32,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:03:32,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:32,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:32,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:32,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:32,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:32,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-12 18:03:32,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:32,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:32,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:32,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:03:32,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:32,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:03:32,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:32,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:32,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:32,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:32,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:32,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:03:32,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:32,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:32,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:32,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:32,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:03:32,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:03:32,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:32,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:32,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:32,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:32,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:32,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:32,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:32,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:32,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:32,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:32,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:32,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:03:32,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:32,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:32,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:32,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:32,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:32,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:03:32,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:32,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:32,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:32,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:32,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:32,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:03:32,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:32,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:32,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:32,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:32,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:32,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:32,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:32,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:32,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:32,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:32,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:32,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 18:03:32,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:32,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:32,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:32,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:32,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:32,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:03:32,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:32,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:32,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:32,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:32,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:03:32,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-12 18:03:32,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:32,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:32,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:32,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:32,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:32,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:03:32,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:32,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:03:32,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:32,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:32,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:32,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 18:03:32,904 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [810296511] [2020-10-12 18:03:32,907 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 18:03:32,907 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-12 18:03:32,908 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413229584] [2020-10-12 18:03:32,915 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-12 18:03:32,915 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:03:32,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-12 18:03:32,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-12 18:03:32,936 INFO L87 Difference]: Start difference. First operand 199 states. Second operand 7 states. [2020-10-12 18:03:33,416 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:03:34,365 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:34,640 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:34,924 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:35,560 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:03:35,887 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:03:37,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:03:37,248 INFO L93 Difference]: Finished difference Result 458 states and 626 transitions. [2020-10-12 18:03:37,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-12 18:03:37,250 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2020-10-12 18:03:37,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:03:37,266 INFO L225 Difference]: With dead ends: 458 [2020-10-12 18:03:37,267 INFO L226 Difference]: Without dead ends: 280 [2020-10-12 18:03:37,272 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-12 18:03:37,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2020-10-12 18:03:37,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 244. [2020-10-12 18:03:37,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-10-12 18:03:37,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 304 transitions. [2020-10-12 18:03:37,393 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 304 transitions. Word has length 46 [2020-10-12 18:03:37,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:03:37,394 INFO L479 AbstractCegarLoop]: Abstraction has 244 states and 304 transitions. [2020-10-12 18:03:37,394 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-12 18:03:37,394 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 304 transitions. [2020-10-12 18:03:37,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-12 18:03:37,399 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:03:37,399 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 18:03:37,400 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 18:03:37,400 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:03:37,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:03:37,400 INFO L82 PathProgramCache]: Analyzing trace with hash -2024953365, now seen corresponding path program 1 times [2020-10-12 18:03:37,401 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:03:37,401 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1490442496] [2020-10-12 18:03:37,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:03:37,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:37,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:37,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:40,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:40,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 125 [2020-10-12 18:03:40,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:03:40,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3034 [2020-10-12 18:03:40,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:40,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-12 18:03:40,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:03:40,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 108 [2020-10-12 18:03:40,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:40,777 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:03:40,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:03:40,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:40,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:40,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:40,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:40,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:40,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 104 [2020-10-12 18:03:40,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:40,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:40,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:40,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:03:40,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:40,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:03:40,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:40,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:40,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:40,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:40,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:40,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:40,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:40,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:40,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:40,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:40,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:40,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:03:40,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:40,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:40,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:40,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:40,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:40,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:40,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:40,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:40,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:40,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:40,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:40,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:03:40,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:40,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:40,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:40,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:40,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:40,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:03:40,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:40,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:40,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:40,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:40,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:03:40,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:03:40,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:40,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:40,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:40,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:40,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:40,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:40,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:40,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:40,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:40,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:40,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:40,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-12 18:03:40,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:40,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:40,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:40,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:40,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-12 18:03:40,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:03:40,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-12 18:03:40,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:40,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:03:40,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 18:03:40,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:03:40,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:41,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:03:41,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:41,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:41,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:41,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 18:03:41,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:41,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-12 18:03:41,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:41,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:03:41,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-12 18:03:41,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:03:41,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:41,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:03:41,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:41,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:41,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:41,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 18:03:41,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:41,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 18:03:41,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:41,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:03:41,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-12 18:03:41,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:03:41,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:41,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:03:41,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:41,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:41,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:41,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:03:41,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:41,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 18:03:41,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:41,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:03:41,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:41,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 18:03:41,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:03:41,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:03:41,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:41,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:41,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:41,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:03:41,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:41,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:41,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:41,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:03:41,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:41,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:03:41,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:03:41,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:03:41,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:41,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:41,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:41,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:41,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:41,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:41,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:41,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:03:41,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:03:41,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:03:41,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:03:41,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-12 18:03:41,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:41,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:41,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:41,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:41,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:41,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:03:41,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:41,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:03:41,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:41,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:41,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:41,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-12 18:03:41,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:41,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:41,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:41,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:41,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:41,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:41,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:41,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:03:41,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:03:41,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:03:41,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:41,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 18:03:41,236 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1490442496] [2020-10-12 18:03:41,236 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 18:03:41,237 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-12 18:03:41,237 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695516920] [2020-10-12 18:03:41,239 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-12 18:03:41,239 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:03:41,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-12 18:03:41,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2020-10-12 18:03:41,240 INFO L87 Difference]: Start difference. First operand 244 states and 304 transitions. Second operand 12 states. [2020-10-12 18:03:41,745 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:03:42,472 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:42,824 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:43,100 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:43,480 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:03:43,868 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:03:44,152 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 18:03:44,488 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:03:44,755 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 18:03:45,115 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:03:45,359 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:03:45,644 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:03:45,913 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 18:03:47,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:03:47,414 INFO L93 Difference]: Finished difference Result 704 states and 990 transitions. [2020-10-12 18:03:47,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-12 18:03:47,414 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 85 [2020-10-12 18:03:47,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:03:47,422 INFO L225 Difference]: With dead ends: 704 [2020-10-12 18:03:47,422 INFO L226 Difference]: Without dead ends: 484 [2020-10-12 18:03:47,426 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=123, Invalid=527, Unknown=0, NotChecked=0, Total=650 [2020-10-12 18:03:47,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 484 states. [2020-10-12 18:03:47,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 484 to 407. [2020-10-12 18:03:47,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 407 states. [2020-10-12 18:03:47,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 407 states and 510 transitions. [2020-10-12 18:03:47,520 INFO L78 Accepts]: Start accepts. Automaton has 407 states and 510 transitions. Word has length 85 [2020-10-12 18:03:47,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:03:47,520 INFO L479 AbstractCegarLoop]: Abstraction has 407 states and 510 transitions. [2020-10-12 18:03:47,521 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-12 18:03:47,521 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 510 transitions. [2020-10-12 18:03:47,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-10-12 18:03:47,525 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:03:47,525 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-12 18:03:47,526 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 18:03:47,526 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:03:47,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:03:47,526 INFO L82 PathProgramCache]: Analyzing trace with hash -1913853848, now seen corresponding path program 1 times [2020-10-12 18:03:47,526 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:03:47,527 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1550410454] [2020-10-12 18:03:47,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:03:47,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:47,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:47,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:47,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:47,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:47,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:48,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:48,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:49,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:52,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:52,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 183 [2020-10-12 18:03:52,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-12 18:03:52,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-12 18:03:52,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:52,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-12 18:03:52,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:03:52,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 133 [2020-10-12 18:03:52,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:52,864 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:03:52,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:03:52,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:52,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:52,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:52,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:52,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:52,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-12 18:03:52,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:52,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:52,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:52,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:03:52,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:03:52,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:03:52,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:52,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:52,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:52,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:52,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:52,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:03:52,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:52,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:52,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:52,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:52,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:52,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:03:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:52,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:52,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:52,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:52,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:52,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:52,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:52,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:52,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:52,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:52,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:52,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:03:52,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:52,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:52,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:52,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:52,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:52,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:52,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:52,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:52,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:52,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:52,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:52,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:03:52,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:52,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:52,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:52,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:52,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:52,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:52,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:52,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:52,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:52,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:52,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:52,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 18:03:52,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:52,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:52,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:52,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:52,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:52,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:03:52,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:52,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:03:52,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:03:52,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 18:03:52,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:53,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 18:03:53,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:53,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:53,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 18:03:53,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:53,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 18:03:53,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:53,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:03:53,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:03:53,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-12 18:03:53,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:03:53,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:03:53,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:53,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:53,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:03:53,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:53,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:03:53,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:53,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:53,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:53,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:03:53,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:53,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:03:53,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:53,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:53,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:53,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:53,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:03:53,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:53,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:03:53,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:53,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:03:53,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:03:53,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-12 18:03:53,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:53,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:53,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 18:03:53,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:53,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 18:03:53,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:53,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:03:53,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:03:53,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-12 18:03:53,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:53,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:03:53,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:53,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:53,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:03:53,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:53,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:03:53,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:53,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:53,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:53,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:03:53,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:53,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:03:53,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:53,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:53,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:53,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:53,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:53,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:53,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:03:53,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:53,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:03:53,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:53,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-12 18:03:53,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:53,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:53,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-12 18:03:53,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:03:53,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-12 18:03:53,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:53,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:03:53,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-12 18:03:53,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:53,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:53,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:03:53,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:53,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:53,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 18:03:53,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:53,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-12 18:03:53,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:53,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:03:53,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 18:03:53,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:53,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:53,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:03:53,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:53,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:53,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 18:03:53,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:53,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 18:03:53,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:53,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:03:53,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 18:03:53,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:53,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:53,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:03:53,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:53,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:53,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:03:53,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:53,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 18:03:53,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:53,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:03:53,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 18:03:53,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:53,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:53,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:03:53,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:53,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:53,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:03:53,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:53,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:03:53,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:53,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 18:03:53,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:53,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:53,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:53,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:03:53,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:53,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:53,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:53,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:53,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-12 18:03:53,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:53,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:03:53,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:03:53,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:03:53,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 18:03:53,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-12 18:03:53,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:53,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:53,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:53,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:53,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:53,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:53,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:03:53,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:03:53,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:03:53,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:53,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-12 18:03:53,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:53,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:53,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:53,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:53,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:53,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:53,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:03:53,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:03:53,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:03:53,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:53,353 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-12 18:03:53,353 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1550410454] [2020-10-12 18:03:53,353 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 18:03:53,354 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-12 18:03:53,354 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504414097] [2020-10-12 18:03:53,354 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-12 18:03:53,355 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:03:53,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-12 18:03:53,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-10-12 18:03:53,355 INFO L87 Difference]: Start difference. First operand 407 states and 510 transitions. Second operand 13 states. [2020-10-12 18:03:53,805 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:03:54,449 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:03:55,095 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:55,375 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:55,638 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:56,915 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:03:57,190 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:03:57,412 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:03:58,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:03:58,823 INFO L93 Difference]: Finished difference Result 992 states and 1449 transitions. [2020-10-12 18:03:58,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-12 18:03:58,824 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 127 [2020-10-12 18:03:58,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:03:58,830 INFO L225 Difference]: With dead ends: 992 [2020-10-12 18:03:58,830 INFO L226 Difference]: Without dead ends: 599 [2020-10-12 18:03:58,833 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 48 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=156, Invalid=600, Unknown=0, NotChecked=0, Total=756 [2020-10-12 18:03:58,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 599 states. [2020-10-12 18:03:58,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 599 to 483. [2020-10-12 18:03:58,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 483 states. [2020-10-12 18:03:58,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 483 states and 624 transitions. [2020-10-12 18:03:58,930 INFO L78 Accepts]: Start accepts. Automaton has 483 states and 624 transitions. Word has length 127 [2020-10-12 18:03:58,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:03:58,931 INFO L479 AbstractCegarLoop]: Abstraction has 483 states and 624 transitions. [2020-10-12 18:03:58,931 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-12 18:03:58,931 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 624 transitions. [2020-10-12 18:03:58,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-10-12 18:03:58,933 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:03:58,934 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-12 18:03:58,934 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 18:03:58,934 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:03:58,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:03:58,935 INFO L82 PathProgramCache]: Analyzing trace with hash 1698409254, now seen corresponding path program 1 times [2020-10-12 18:03:58,935 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:03:58,935 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1776777896] [2020-10-12 18:03:58,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:03:58,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:58,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:59,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:59,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:59,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:59,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:59,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:00,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:03,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:03,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 158 [2020-10-12 18:04:03,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 18:04:03,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-12 18:04:03,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:03,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-12 18:04:03,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:03,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 141 [2020-10-12 18:04:03,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:04,295 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:04:04,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:04:04,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:04,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:04,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:04,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:04,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:04,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-12 18:04:04,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:04,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:04,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:04,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:04:04,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:04,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:04,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:04,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:04,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:04,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:04,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:04,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:04,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:04,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:04,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:04,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:04,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:04,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:04:04,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:04,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:04,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:04,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:04,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:04,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:04,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:04,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:04,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:04,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:04,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:04,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:04:04,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:04,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:04,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:04,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:04,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:04,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:04,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:04,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:04,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:04,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:04,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:04,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:04:04,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:04,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:04,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:04,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:04,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:04,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:04,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:04,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:04,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:04,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:04,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:04,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 18:04:04,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:04,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:04,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:04,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:04,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:04,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:04:04,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:04,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:04,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:04:04,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 18:04:04,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:04,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 18:04:04,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:04,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:04,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:04,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:04,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 18:04:04,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:04:04,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 18:04:04,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:04,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:04,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:04,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 18:04:04,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:04,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:04,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:04,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:04,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:04,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:04,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:04,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 18:04:04,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:04,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:04,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:04,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 18:04:04,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:04,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:04,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:04,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:04,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:04,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:04,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:04,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:04,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:04,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 18:04:04,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:04,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:04,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:04,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-12 18:04:04,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:04,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:04,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:04,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:04,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-12 18:04:04,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:04:04,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-12 18:04:04,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:04,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:04,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:04,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-12 18:04:04,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:04,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:04,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:04,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:04,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:04,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 18:04:04,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:04,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 18:04:04,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:04,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:04,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:04,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 18:04:04,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:04,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:04,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:04,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:04,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:04,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 18:04:04,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:04,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 18:04:04,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:04,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:04,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:04,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-12 18:04:04,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:04,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:04,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:04,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:04,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:04,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:04:04,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:04,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:04,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:04,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:04,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:04,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 18:04:04,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:04,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:04,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:04,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:04,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:04,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:04:04,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:04,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:04,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:04,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:04,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:04,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-12 18:04:04,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:04,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:04:04,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:04,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:04,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:04,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:04,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:04,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:04,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:04,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:04,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:04,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:04,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:04,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-12 18:04:04,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:04,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:04,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:04,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:04,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:04,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:04,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:04,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:04:04,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:04,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:04,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:04,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-12 18:04:04,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:04,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:04,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:04,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:04,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:04,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:04,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:04,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:04,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:04,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:04,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:04,758 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-12 18:04:04,759 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1776777896] [2020-10-12 18:04:04,759 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 18:04:04,759 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-12 18:04:04,760 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012898474] [2020-10-12 18:04:04,760 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-12 18:04:04,760 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:04:04,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-12 18:04:04,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2020-10-12 18:04:04,761 INFO L87 Difference]: Start difference. First operand 483 states and 624 transitions. Second operand 16 states. [2020-10-12 18:04:05,489 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:06,182 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:06,720 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:04:07,238 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2020-10-12 18:04:07,726 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-10-12 18:04:07,966 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:04:08,474 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2020-10-12 18:04:09,015 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-10-12 18:04:10,563 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:10,835 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:11,100 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 18:04:11,614 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 196 [2020-10-12 18:04:12,108 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:12,456 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:04:12,873 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:04:13,385 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-10-12 18:04:14,212 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:04:14,699 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2020-10-12 18:04:15,196 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-10-12 18:04:18,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:04:18,286 INFO L93 Difference]: Finished difference Result 1624 states and 2559 transitions. [2020-10-12 18:04:18,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-10-12 18:04:18,287 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 108 [2020-10-12 18:04:18,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:04:18,299 INFO L225 Difference]: With dead ends: 1624 [2020-10-12 18:04:18,299 INFO L226 Difference]: Without dead ends: 1217 [2020-10-12 18:04:18,304 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 42 SyntacticMatches, 6 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 585 ImplicationChecksByTransitivity, 6.8s TimeCoverageRelationStatistics Valid=469, Invalid=1787, Unknown=0, NotChecked=0, Total=2256 [2020-10-12 18:04:18,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1217 states. [2020-10-12 18:04:18,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1217 to 1068. [2020-10-12 18:04:18,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1068 states. [2020-10-12 18:04:18,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 1068 states and 1425 transitions. [2020-10-12 18:04:18,499 INFO L78 Accepts]: Start accepts. Automaton has 1068 states and 1425 transitions. Word has length 108 [2020-10-12 18:04:18,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:04:18,499 INFO L479 AbstractCegarLoop]: Abstraction has 1068 states and 1425 transitions. [2020-10-12 18:04:18,499 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-12 18:04:18,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1425 transitions. [2020-10-12 18:04:18,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-12 18:04:18,503 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:04:18,503 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 18:04:18,503 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-12 18:04:18,504 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:04:18,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:04:18,504 INFO L82 PathProgramCache]: Analyzing trace with hash 1163413216, now seen corresponding path program 1 times [2020-10-12 18:04:18,504 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:04:18,505 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [317397429] [2020-10-12 18:04:18,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:04:18,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:18,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:20,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:20,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-12 18:04:20,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 18:04:20,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2316 [2020-10-12 18:04:20,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:20,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 18:04:20,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:20,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 171 [2020-10-12 18:04:20,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:21,118 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:04:21,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:04:21,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:21,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:21,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:21,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:21,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-12 18:04:21,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:21,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:21,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:21,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:04:21,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:21,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:21,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:21,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:21,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:21,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:21,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:21,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:21,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:21,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:21,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:21,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:21,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:04:21,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:21,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:21,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:21,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:21,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:21,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:21,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:21,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:21,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:21,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:21,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:04:21,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:21,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:21,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:21,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:21,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:21,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:21,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:21,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:21,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:21,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:21,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:04:21,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:21,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:21,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:21,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:21,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:21,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:21,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:21,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:21,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:21,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:21,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 18:04:21,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:21,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:21,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:21,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:21,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:21,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:21,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:21,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:21,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:21,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:21,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 18:04:21,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:21,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:21,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-12 18:04:21,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:21,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 18:04:21,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:21,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:21,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:21,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-12 18:04:21,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:21,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:21,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:21,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:21,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-12 18:04:21,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:21,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 18:04:21,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:21,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:21,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:21,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:21,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:21,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:21,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:21,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:21,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 18:04:21,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:21,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:21,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:21,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:21,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:21,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:21,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:21,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:21,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:21,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:21,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 18:04:21,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:21,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:21,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:21,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:21,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:21,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:21,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:21,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:21,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:21,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:21,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:04:21,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:21,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:21,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:21,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:21,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:21,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:21,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:21,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:21,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:21,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:21,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:04:21,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:21,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:21,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:21,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:21,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:21,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:21,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:21,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:04:21,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:21,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:21,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:21,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:21,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:21,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:21,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:21,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:21,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:21,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:21,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 18:04:21,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:21,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:21,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:21,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:21,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:21,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:21,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:21,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:21,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:21,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:21,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:21,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:21,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:21,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:21,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:21,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:21,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:21,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:21,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:21,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:21,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:21,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-12 18:04:21,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:21,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:21,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 18:04:21,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:04:21,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 18:04:21,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:21,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:21,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-12 18:04:21,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 18:04:21,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:21,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:21,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:21,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:21,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:21,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:21,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:21,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:21,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:21,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:21,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:21,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:21,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:21,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:21,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:21,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:21,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:21,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:21,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:21,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:21,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:21,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:04:21,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:21,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:21,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:21,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:21,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:21,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:21,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:21,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:21,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:21,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:21,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:21,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:21,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-12 18:04:21,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:21,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:21,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:21,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:21,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:21,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:21,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:21,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:21,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:21,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:21,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-12 18:04:21,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:21,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:21,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:21,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:21,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:21,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:21,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:21,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:21,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:21,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:21,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-12 18:04:21,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:21,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:21,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:21,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:21,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:21,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:21,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:21,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:21,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:21,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:21,426 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-10-12 18:04:21,426 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [317397429] [2020-10-12 18:04:21,427 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 18:04:21,427 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-12 18:04:21,427 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873683760] [2020-10-12 18:04:21,427 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-12 18:04:21,428 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:04:21,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-12 18:04:21,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-12 18:04:21,428 INFO L87 Difference]: Start difference. First operand 1068 states and 1425 transitions. Second operand 8 states. [2020-10-12 18:04:21,810 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:22,460 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:25,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:04:25,345 INFO L93 Difference]: Finished difference Result 3345 states and 4811 transitions. [2020-10-12 18:04:25,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-12 18:04:25,346 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 140 [2020-10-12 18:04:25,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:04:25,367 INFO L225 Difference]: With dead ends: 3345 [2020-10-12 18:04:25,367 INFO L226 Difference]: Without dead ends: 2301 [2020-10-12 18:04:25,374 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 49 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2020-10-12 18:04:25,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2301 states. [2020-10-12 18:04:25,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2301 to 1948. [2020-10-12 18:04:25,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1948 states. [2020-10-12 18:04:25,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1948 states to 1948 states and 2632 transitions. [2020-10-12 18:04:25,818 INFO L78 Accepts]: Start accepts. Automaton has 1948 states and 2632 transitions. Word has length 140 [2020-10-12 18:04:25,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:04:25,820 INFO L479 AbstractCegarLoop]: Abstraction has 1948 states and 2632 transitions. [2020-10-12 18:04:25,821 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-12 18:04:25,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1948 states and 2632 transitions. [2020-10-12 18:04:25,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-12 18:04:25,831 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:04:25,831 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 18:04:25,832 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-12 18:04:25,832 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:04:25,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:04:25,833 INFO L82 PathProgramCache]: Analyzing trace with hash 2075419814, now seen corresponding path program 1 times [2020-10-12 18:04:25,834 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:04:25,834 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1339997364] [2020-10-12 18:04:25,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:04:25,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:25,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:25,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:25,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-12 18:04:26,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 18:04:26,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1080 [2020-10-12 18:04:26,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:26,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-12 18:04:26,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 125 [2020-10-12 18:04:26,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:27,225 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:04:27,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:04:27,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:27,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-12 18:04:27,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:27,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:27,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:27,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:27,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:27,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:04:27,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:27,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:27,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:27,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:04:27,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:27,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:27,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:27,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:04:27,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:27,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:04:27,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:27,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 18:04:27,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:27,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:27,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:27,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:27,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:27,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 18:04:27,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:04:27,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:04:27,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:27,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:04:27,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:27,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 18:04:27,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-12 18:04:27,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 18:04:27,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:27,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-12 18:04:27,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:27,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:27,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-12 18:04:27,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 18:04:27,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:27,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 18:04:27,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:04:27,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:27,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:27,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 18:04:27,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:27,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:27,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:27,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:04:27,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:27,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:27,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:27,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:04:27,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:27,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:27,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:04:27,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:27,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:27,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:27,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 18:04:27,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:27,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:27,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:27,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:27,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:27,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:04:27,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:27,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-12 18:04:27,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 18:04:27,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:04:27,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:27,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-12 18:04:27,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:27,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:27,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:27,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:27,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:27,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:27,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:27,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:27,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:27,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:27,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:27,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:27,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:27,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-12 18:04:27,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:27,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:27,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:27,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:27,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-12 18:04:27,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:27,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:27,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:27,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:27,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-12 18:04:27,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:27,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:27,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:27,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:27,607 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-10-12 18:04:27,607 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1339997364] [2020-10-12 18:04:27,608 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 18:04:27,608 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-12 18:04:27,608 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345984073] [2020-10-12 18:04:27,609 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-12 18:04:27,609 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:04:27,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-12 18:04:27,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-12 18:04:27,610 INFO L87 Difference]: Start difference. First operand 1948 states and 2632 transitions. Second operand 8 states. [2020-10-12 18:04:28,180 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:04:29,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:04:29,566 INFO L93 Difference]: Finished difference Result 3137 states and 4064 transitions. [2020-10-12 18:04:29,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-12 18:04:29,567 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 145 [2020-10-12 18:04:29,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:04:29,579 INFO L225 Difference]: With dead ends: 3137 [2020-10-12 18:04:29,580 INFO L226 Difference]: Without dead ends: 1863 [2020-10-12 18:04:29,586 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=68, Invalid=114, Unknown=0, NotChecked=0, Total=182 [2020-10-12 18:04:29,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1863 states. [2020-10-12 18:04:29,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1863 to 1698. [2020-10-12 18:04:29,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1698 states. [2020-10-12 18:04:29,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 1698 states and 2125 transitions. [2020-10-12 18:04:29,878 INFO L78 Accepts]: Start accepts. Automaton has 1698 states and 2125 transitions. Word has length 145 [2020-10-12 18:04:29,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:04:29,879 INFO L479 AbstractCegarLoop]: Abstraction has 1698 states and 2125 transitions. [2020-10-12 18:04:29,879 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-12 18:04:29,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 2125 transitions. [2020-10-12 18:04:29,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-12 18:04:29,884 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:04:29,884 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 18:04:29,884 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-12 18:04:29,885 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:04:29,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:04:29,885 INFO L82 PathProgramCache]: Analyzing trace with hash 2145914416, now seen corresponding path program 1 times [2020-10-12 18:04:29,885 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:04:29,885 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1060142255] [2020-10-12 18:04:29,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:04:29,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:29,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:29,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:30,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 210 [2020-10-12 18:04:30,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 18:04:30,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 361 [2020-10-12 18:04:30,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:30,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:30,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 68 [2020-10-12 18:04:30,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 118 [2020-10-12 18:04:30,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:30,581 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:04:30,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:04:30,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:30,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:30,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:30,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:30,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-12 18:04:30,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:30,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:30,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:30,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:30,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:30,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:30,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:30,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:30,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:30,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:30,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:30,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:30,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:30,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:30,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:30,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:30,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:04:30,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:30,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:30,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:30,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:30,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:30,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:30,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:30,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:30,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:30,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:30,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:04:30,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:30,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:30,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:30,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:30,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:30,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:30,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:30,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:30,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:30,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:30,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:04:30,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:30,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:30,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:30,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:30,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:30,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:30,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:30,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:30,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:30,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:30,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 18:04:30,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:30,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:30,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:30,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:30,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:30,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:30,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:30,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:30,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:30,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:30,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 18:04:30,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:30,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:30,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:04:30,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:30,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:30,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:30,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:30,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:30,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:30,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:30,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 18:04:30,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:30,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:30,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-12 18:04:30,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:30,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 18:04:30,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:30,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:30,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:30,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-12 18:04:30,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:30,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:30,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:30,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:30,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-12 18:04:30,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:30,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 18:04:30,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:30,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:30,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:30,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-12 18:04:30,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:30,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:30,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:30,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:30,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 18:04:30,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:30,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 18:04:30,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:30,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:30,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:30,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:30,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:30,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:30,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:30,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:30,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 18:04:30,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:30,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:04:30,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:30,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:30,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:30,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:30,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:30,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:30,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:30,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:30,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:04:30,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:30,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:30,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:30,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:30,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:30,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:30,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:30,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:30,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:30,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:30,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:04:30,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:30,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:30,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:30,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:30,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:30,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:30,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:30,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:04:30,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:30,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:30,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:30,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:30,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:30,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:30,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:30,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:30,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:30,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:30,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 18:04:30,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:30,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:30,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:30,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:30,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:30,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:30,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:30,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:30,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:04:30,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:30,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:30,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:30,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:30,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:30,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:30,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 18:04:30,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:30,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:30,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:30,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:30,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:30,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-12 18:04:30,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:30,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:30,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 18:04:30,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:04:30,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 18:04:30,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:30,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:30,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-12 18:04:30,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 18:04:30,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:30,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:30,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:30,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:30,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:30,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:30,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:30,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:30,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:30,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:30,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:30,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:30,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:30,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:30,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:30,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:30,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:30,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 18:04:30,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:30,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:30,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:30,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:04:30,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:30,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:30,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:30,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:30,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:30,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:30,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:30,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:30,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:30,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:30,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:30,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:30,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-12 18:04:30,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:30,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:30,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:30,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:30,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:30,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:30,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:30,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:30,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:30,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:30,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-12 18:04:30,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:30,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:30,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:30,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:30,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:30,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:30,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:30,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:30,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:30,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:30,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-12 18:04:30,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:30,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:30,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:30,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:30,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:30,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:30,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:30,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:30,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:30,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:30,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:30,998 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 33 proven. 5 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-10-12 18:04:31,001 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1060142255] [2020-10-12 18:04:31,002 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 18:04:31,002 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-12 18:04:31,003 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844891192] [2020-10-12 18:04:31,004 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-12 18:04:31,004 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:04:31,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-12 18:04:31,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-12 18:04:31,005 INFO L87 Difference]: Start difference. First operand 1698 states and 2125 transitions. Second operand 9 states. [2020-10-12 18:04:31,569 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:04:32,333 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:34,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:04:34,084 INFO L93 Difference]: Finished difference Result 2900 states and 3655 transitions. [2020-10-12 18:04:34,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-12 18:04:34,085 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 150 [2020-10-12 18:04:34,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:04:34,096 INFO L225 Difference]: With dead ends: 2900 [2020-10-12 18:04:34,096 INFO L226 Difference]: Without dead ends: 1226 [2020-10-12 18:04:34,104 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=114, Invalid=306, Unknown=0, NotChecked=0, Total=420 [2020-10-12 18:04:34,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1226 states. [2020-10-12 18:04:34,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1226 to 1128. [2020-10-12 18:04:34,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1128 states. [2020-10-12 18:04:34,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 1128 states and 1371 transitions. [2020-10-12 18:04:34,385 INFO L78 Accepts]: Start accepts. Automaton has 1128 states and 1371 transitions. Word has length 150 [2020-10-12 18:04:34,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:04:34,385 INFO L479 AbstractCegarLoop]: Abstraction has 1128 states and 1371 transitions. [2020-10-12 18:04:34,386 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-12 18:04:34,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1371 transitions. [2020-10-12 18:04:34,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2020-10-12 18:04:34,393 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:04:34,394 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-12 18:04:34,394 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-12 18:04:34,394 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:04:34,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:04:34,395 INFO L82 PathProgramCache]: Analyzing trace with hash 1602854524, now seen corresponding path program 1 times [2020-10-12 18:04:34,395 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:04:34,395 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [610446157] [2020-10-12 18:04:34,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:04:34,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:34,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:34,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:34,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:37,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:39,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 319 [2020-10-12 18:04:39,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 18:04:39,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-12 18:04:39,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:39,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-12 18:04:39,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:39,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 175 [2020-10-12 18:04:39,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:39,755 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:04:39,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:04:39,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:39,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:39,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:39,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:39,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-12 18:04:39,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:39,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:39,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:39,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:04:39,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:39,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:39,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:39,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:39,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:39,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:39,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:39,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:39,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:39,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:39,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:39,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:39,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:04:39,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:39,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:39,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:39,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:39,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:39,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:39,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:39,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:39,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:39,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:39,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:04:39,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:39,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:39,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:39,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:39,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:39,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:39,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:39,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:39,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:39,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:39,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:04:39,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:39,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:39,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:39,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:39,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:39,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:39,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:39,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:39,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:39,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:39,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 18:04:39,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:39,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:39,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:39,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:39,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:39,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:39,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:39,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:04:39,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 18:04:39,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:39,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 18:04:39,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:39,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:39,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-12 18:04:39,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:04:39,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-12 18:04:39,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:39,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:04:39,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:04:39,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-12 18:04:39,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:39,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:39,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:39,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:39,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-12 18:04:39,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:39,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 18:04:39,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:39,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:39,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:39,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-12 18:04:39,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:39,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:39,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:39,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:39,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 18:04:39,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:39,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:39,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:39,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:39,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:39,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:39,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:39,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:39,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:39,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:39,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 18:04:39,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:39,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:39,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:39,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:39,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:39,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:39,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:39,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:39,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:39,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:39,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:04:39,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:39,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:39,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:39,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:39,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:39,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:39,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:39,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:40,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:04:40,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:40,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:40,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:40,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:40,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:40,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:40,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:04:40,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:40,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:40,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:40,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:40,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:40,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:40,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:40,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 18:04:40,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:40,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:40,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:04:40,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:40,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:40,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:04:40,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:40,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:40,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:40,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:40,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:40,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:40,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:40,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:40,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:40,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-12 18:04:40,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-12 18:04:40,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:04:40,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 254 [2020-10-12 18:04:40,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 18:04:40,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:04:40,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-12 18:04:40,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:40,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:40,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:40,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:40,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:40,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:40,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:04:40,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 18:04:40,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:40,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:40,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-12 18:04:40,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:40,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-12 18:04:40,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 18:04:40,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:40,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-12 18:04:40,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:40,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:40,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 18:04:40,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:40,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:40,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:40,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:40,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:40,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:40,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:40,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:40,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:40,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:40,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:40,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:40,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:40,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:40,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 18:04:40,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 18:04:40,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:40,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 18:04:40,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:40,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:40,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 18:04:40,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:40,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:40,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 18:04:40,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:40,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 18:04:40,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:40,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:40,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 18:04:40,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:40,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:40,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:40,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:40,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 18:04:40,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 18:04:40,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:40,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:40,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:40,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 18:04:40,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 18:04:40,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:40,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:40,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:40,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:40,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 18:04:40,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:40,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:40,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:40,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:40,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:40,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:40,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:40,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:40,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:40,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-12 18:04:40,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:40,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:40,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:40,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:40,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:40,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:04:40,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:40,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:40,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:40,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:40,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:40,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:40,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:40,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:40,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:40,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-10-12 18:04:40,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:40,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:40,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:40,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:40,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:40,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:40,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:40,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-12 18:04:40,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-12 18:04:40,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:40,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:04:40,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:40,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-12 18:04:40,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:40,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:40,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:40,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 18:04:40,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:40,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:40,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:40,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:40,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:40,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:40,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:40,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:40,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:40,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:40,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:40,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:40,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:40,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:40,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 18:04:40,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 18:04:40,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:40,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:40,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:40,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:40,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:40,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:40,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:40,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 18:04:40,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:40,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:40,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:40,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:40,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:40,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:40,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:40,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:40,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:40,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:40,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:40,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:40,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:40,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:40,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 18:04:40,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 18:04:40,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:40,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:40,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:40,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:40,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:40,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:40,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:40,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:40,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:40,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:40,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:40,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:40,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:40,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:40,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-12 18:04:40,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:40,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:40,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:40,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:40,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:40,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:40,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:40,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-10-12 18:04:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:40,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:40,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:40,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:40,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:40,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:40,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:40,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:40,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:40,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:40,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:40,727 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 41 proven. 25 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2020-10-12 18:04:40,727 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [610446157] [2020-10-12 18:04:40,727 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 18:04:40,727 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-12 18:04:40,728 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654382866] [2020-10-12 18:04:40,728 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-12 18:04:40,728 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:04:40,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-12 18:04:40,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2020-10-12 18:04:40,729 INFO L87 Difference]: Start difference. First operand 1128 states and 1371 transitions. Second operand 16 states. [2020-10-12 18:04:41,316 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 186 [2020-10-12 18:04:41,931 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:43,987 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:44,402 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 18:04:44,700 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 18:04:44,965 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 18:04:45,424 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 186 [2020-10-12 18:04:48,904 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-10-12 18:04:49,470 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-10-12 18:04:51,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:04:51,271 INFO L93 Difference]: Finished difference Result 3862 states and 5633 transitions. [2020-10-12 18:04:51,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-10-12 18:04:51,272 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 229 [2020-10-12 18:04:51,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:04:51,290 INFO L225 Difference]: With dead ends: 3862 [2020-10-12 18:04:51,290 INFO L226 Difference]: Without dead ends: 2835 [2020-10-12 18:04:51,295 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 84 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 629 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=501, Invalid=1949, Unknown=0, NotChecked=0, Total=2450 [2020-10-12 18:04:51,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2835 states. [2020-10-12 18:04:51,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2835 to 1763. [2020-10-12 18:04:51,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1763 states. [2020-10-12 18:04:51,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 1763 states and 2128 transitions. [2020-10-12 18:04:51,638 INFO L78 Accepts]: Start accepts. Automaton has 1763 states and 2128 transitions. Word has length 229 [2020-10-12 18:04:51,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:04:51,638 INFO L479 AbstractCegarLoop]: Abstraction has 1763 states and 2128 transitions. [2020-10-12 18:04:51,638 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-12 18:04:51,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 2128 transitions. [2020-10-12 18:04:51,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2020-10-12 18:04:51,644 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:04:51,645 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-12 18:04:51,645 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-12 18:04:51,645 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:04:51,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:04:51,646 INFO L82 PathProgramCache]: Analyzing trace with hash -1302818758, now seen corresponding path program 1 times [2020-10-12 18:04:51,646 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:04:51,647 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1464103681] [2020-10-12 18:04:51,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:04:51,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:51,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:51,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:51,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 319 [2020-10-12 18:04:51,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:51,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 236 [2020-10-12 18:04:51,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:51,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:51,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 179 [2020-10-12 18:04:51,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:04:51,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,147 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:04:52,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:04:52,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:52,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 18:04:52,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:52,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:52,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:52,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:04:52,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:52,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:52,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:04:52,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:52,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:52,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:04:52,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:52,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:52,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 18:04:52,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:52,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:52,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 18:04:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-12 18:04:52,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:52,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:52,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-12 18:04:52,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:52,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:52,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 18:04:52,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:52,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:52,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 18:04:52,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:52,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:52,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:04:52,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:52,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:52,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:04:52,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:52,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:04:52,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:52,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:52,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 18:04:52,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:52,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:52,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:52,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:52,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:52,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-12 18:04:52,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-12 18:04:52,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-12 18:04:52,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:52,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-12 18:04:52,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:04:52,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:52,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:52,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:52,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:52,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-12 18:04:52,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-12 18:04:52,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:52,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-12 18:04:52,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:04:52,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:52,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 18:04:52,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:52,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:52,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:52,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:52,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 18:04:52,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 18:04:52,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 18:04:52,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:52,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-12 18:04:52,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:04:52,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:52,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 18:04:52,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:04:52,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:04:52,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:04:52,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:52,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:52,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:52,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 18:04:52,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 18:04:52,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:52,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 18:04:52,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:52,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:52,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:52,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-12 18:04:52,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:52,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:52,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 18:04:52,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:52,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:52,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:52,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-10-12 18:04:52,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:52,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:52,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:52,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-12 18:04:52,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-12 18:04:52,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:04:52,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-12 18:04:52,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:52,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 18:04:52,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:52,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:52,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:52,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:52,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 18:04:52,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 18:04:52,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:52,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:52,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 18:04:52,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:52,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:52,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:52,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:52,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 18:04:52,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 18:04:52,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:52,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:52,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:52,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:52,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:52,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-12 18:04:52,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:52,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:52,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:52,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-10-12 18:04:52,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:52,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:52,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:52,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:52,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:52,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:52,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:52,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:52,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:52,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:52,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:52,495 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 43 proven. 10 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2020-10-12 18:04:52,495 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1464103681] [2020-10-12 18:04:52,495 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 18:04:52,496 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-12 18:04:52,496 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502741034] [2020-10-12 18:04:52,496 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-12 18:04:52,497 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:04:52,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-12 18:04:52,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-12 18:04:52,497 INFO L87 Difference]: Start difference. First operand 1763 states and 2128 transitions. Second operand 10 states. [2020-10-12 18:04:54,141 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:04:54,370 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:04:54,619 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:04:54,845 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:04:55,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:04:55,093 INFO L93 Difference]: Finished difference Result 2192 states and 2632 transitions. [2020-10-12 18:04:55,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-12 18:04:55,094 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 229 [2020-10-12 18:04:55,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:04:55,095 INFO L225 Difference]: With dead ends: 2192 [2020-10-12 18:04:55,095 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 18:04:55,101 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-12 18:04:55,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 18:04:55,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 18:04:55,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 18:04:55,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 18:04:55,102 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 229 [2020-10-12 18:04:55,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:04:55,102 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 18:04:55,102 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-12 18:04:55,102 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 18:04:55,103 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 18:04:55,103 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-12 18:04:55,106 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 18:04:58,008 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 292 [2020-10-12 18:04:58,286 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 203 [2020-10-12 18:04:59,610 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 324 DAG size of output: 193 [2020-10-12 18:05:01,502 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 332 DAG size of output: 291 [2020-10-12 18:05:02,094 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 310 [2020-10-12 18:05:02,314 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 183 [2020-10-12 18:05:02,734 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 324 DAG size of output: 192 [2020-10-12 18:05:03,510 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 14 [2020-10-12 18:05:03,981 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 21 [2020-10-12 18:05:04,131 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-12 18:05:04,457 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 22 [2020-10-12 18:05:04,618 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 26 [2020-10-12 18:05:05,329 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 26 [2020-10-12 18:05:05,526 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-10-12 18:05:05,724 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 21 [2020-10-12 18:05:05,892 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-10-12 18:05:06,414 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 21 [2020-10-12 18:05:06,909 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 23 [2020-10-12 18:05:07,063 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 26 [2020-10-12 18:05:07,388 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 22 [2020-10-12 18:05:08,043 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 37 [2020-10-12 18:05:08,234 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 21 [2020-10-12 18:05:08,939 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 30 [2020-10-12 18:05:09,132 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:05:09,653 WARN L193 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 23 [2020-10-12 18:05:10,274 WARN L193 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 38 [2020-10-12 18:05:10,949 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 30 [2020-10-12 18:05:11,101 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-12 18:05:11,524 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 31 [2020-10-12 18:05:12,340 WARN L193 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 28 [2020-10-12 18:05:12,561 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 15 [2020-10-12 18:05:12,866 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 14 [2020-10-12 18:05:13,211 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 22 [2020-10-12 18:05:13,759 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 34 [2020-10-12 18:05:14,585 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 28 [2020-10-12 18:05:14,936 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 22 [2020-10-12 18:05:15,146 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-10-12 18:05:15,296 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 14 [2020-10-12 18:05:15,800 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 21 [2020-10-12 18:05:16,319 WARN L193 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 21 [2020-10-12 18:05:16,472 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-12 18:05:16,791 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 11 [2020-10-12 18:05:17,188 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 24 [2020-10-12 18:05:17,570 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 22 [2020-10-12 18:05:17,866 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 28 [2020-10-12 18:05:18,073 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 21 [2020-10-12 18:05:18,704 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 30 [2020-10-12 18:05:19,359 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 37 [2020-10-12 18:05:19,517 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-12 18:05:19,867 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 22 [2020-10-12 18:05:20,671 WARN L193 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 37 [2020-10-12 18:05:21,022 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 22 [2020-10-12 18:05:21,380 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 22 [2020-10-12 18:05:21,588 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 21 [2020-10-12 18:05:21,881 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 30 [2020-10-12 18:05:22,357 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 24 [2020-10-12 18:05:22,561 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 21 [2020-10-12 18:05:22,697 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 18 [2020-10-12 18:05:22,856 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 14 [2020-10-12 18:05:23,232 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 31 [2020-10-12 18:05:24,058 WARN L193 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 34 [2020-10-12 18:05:24,199 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 18 [2020-10-12 18:05:24,204 INFO L268 CegarLoopResult]: For program point L382(lines 382 386) no Hoare annotation was computed. [2020-10-12 18:05:24,204 INFO L268 CegarLoopResult]: For program point L382-1(lines 382 386) no Hoare annotation was computed. [2020-10-12 18:05:24,204 INFO L268 CegarLoopResult]: For program point L377(line 377) no Hoare annotation was computed. [2020-10-12 18:05:24,205 INFO L268 CegarLoopResult]: For program point L376-2(lines 376 397) no Hoare annotation was computed. [2020-10-12 18:05:24,205 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 351 406) no Hoare annotation was computed. [2020-10-12 18:05:24,205 INFO L268 CegarLoopResult]: For program point L398(lines 375 399) no Hoare annotation was computed. [2020-10-12 18:05:24,205 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 351 406) no Hoare annotation was computed. [2020-10-12 18:05:24,205 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 351 406) no Hoare annotation was computed. [2020-10-12 18:05:24,205 INFO L268 CegarLoopResult]: For program point L439(lines 439 443) no Hoare annotation was computed. [2020-10-12 18:05:24,205 INFO L268 CegarLoopResult]: For program point L439-1(lines 439 443) no Hoare annotation was computed. [2020-10-12 18:05:24,205 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 407 466) no Hoare annotation was computed. [2020-10-12 18:05:24,206 INFO L268 CegarLoopResult]: For program point L434(line 434) no Hoare annotation was computed. [2020-10-12 18:05:24,206 INFO L268 CegarLoopResult]: For program point L433-2(lines 433 458) no Hoare annotation was computed. [2020-10-12 18:05:24,206 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 407 466) no Hoare annotation was computed. [2020-10-12 18:05:24,206 INFO L268 CegarLoopResult]: For program point L459(lines 432 460) no Hoare annotation was computed. [2020-10-12 18:05:24,206 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 407 466) no Hoare annotation was computed. [2020-10-12 18:05:24,206 INFO L268 CegarLoopResult]: For program point L452(line 452) no Hoare annotation was computed. [2020-10-12 18:05:24,206 INFO L268 CegarLoopResult]: For program point L452-1(line 452) no Hoare annotation was computed. [2020-10-12 18:05:24,207 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 994 1000) the Hoare annotation is: true [2020-10-12 18:05:24,207 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 994 1000) no Hoare annotation was computed. [2020-10-12 18:05:24,207 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 1001 1009) no Hoare annotation was computed. [2020-10-12 18:05:24,207 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 1001 1009) the Hoare annotation is: true [2020-10-12 18:05:24,207 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 1001 1009) no Hoare annotation was computed. [2020-10-12 18:05:24,207 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 739 763) the Hoare annotation is: true [2020-10-12 18:05:24,207 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 739 763) no Hoare annotation was computed. [2020-10-12 18:05:24,208 INFO L264 CegarLoopResult]: At program point L753(line 753) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse0 (not (= 1 ~systemActive~0))) (.cse3 (not (= ~pumpRunning~0 0))) (.cse4 (not (= 0 ~systemActive~0))) (.cse1 (not (= 2 ~waterLevel~0)))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse4) (or .cse2 .cse3 .cse0) (or (not (<= ~waterLevel~0 0)) .cse0 (= ~waterLevel~0 0)) (or .cse3 .cse4 .cse1))) [2020-10-12 18:05:24,208 INFO L268 CegarLoopResult]: For program point L751(lines 751 757) no Hoare annotation was computed. [2020-10-12 18:05:24,208 INFO L264 CegarLoopResult]: At program point L749(line 749) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse0 (not (= 1 ~systemActive~0))) (.cse3 (not (= ~pumpRunning~0 0))) (.cse4 (not (= 0 ~systemActive~0))) (.cse1 (not (= 2 ~waterLevel~0)))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse4) (or .cse2 .cse3 .cse0) (or (not (<= ~waterLevel~0 0)) .cse0 (= ~waterLevel~0 0)) (or .cse3 .cse4 .cse1))) [2020-10-12 18:05:24,208 INFO L268 CegarLoopResult]: For program point L749-1(line 749) no Hoare annotation was computed. [2020-10-12 18:05:24,208 INFO L268 CegarLoopResult]: For program point L747(lines 747 760) no Hoare annotation was computed. [2020-10-12 18:05:24,208 INFO L268 CegarLoopResult]: For program point L747-1(lines 739 763) no Hoare annotation was computed. [2020-10-12 18:05:24,209 INFO L271 CegarLoopResult]: At program point L745(line 745) the Hoare annotation is: true [2020-10-12 18:05:24,209 INFO L268 CegarLoopResult]: For program point L745-1(line 745) no Hoare annotation was computed. [2020-10-12 18:05:24,209 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 840 862) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:24,209 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 840 862) no Hoare annotation was computed. [2020-10-12 18:05:24,209 INFO L264 CegarLoopResult]: At program point L852(line 852) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:24,209 INFO L264 CegarLoopResult]: At program point L852-1(line 852) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:24,209 INFO L268 CegarLoopResult]: For program point L850(lines 850 857) no Hoare annotation was computed. [2020-10-12 18:05:24,210 INFO L268 CegarLoopResult]: For program point L850-1(lines 850 857) no Hoare annotation was computed. [2020-10-12 18:05:24,210 INFO L268 CegarLoopResult]: For program point L848(line 848) no Hoare annotation was computed. [2020-10-12 18:05:24,210 INFO L264 CegarLoopResult]: At program point L847(line 847) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:24,210 INFO L264 CegarLoopResult]: At program point L846(line 846) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:24,210 INFO L264 CegarLoopResult]: At program point L846-1(line 846) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:24,210 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 840 862) no Hoare annotation was computed. [2020-10-12 18:05:24,210 INFO L268 CegarLoopResult]: For program point L801(line 801) no Hoare annotation was computed. [2020-10-12 18:05:24,211 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 796 819) no Hoare annotation was computed. [2020-10-12 18:05:24,211 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 796 819) no Hoare annotation was computed. [2020-10-12 18:05:24,211 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 796 819) no Hoare annotation was computed. [2020-10-12 18:05:24,211 INFO L268 CegarLoopResult]: For program point L814(line 814) no Hoare annotation was computed. [2020-10-12 18:05:24,211 INFO L268 CegarLoopResult]: For program point L813(line 813) no Hoare annotation was computed. [2020-10-12 18:05:24,211 INFO L268 CegarLoopResult]: For program point L812(line 812) no Hoare annotation was computed. [2020-10-12 18:05:24,211 INFO L268 CegarLoopResult]: For program point L811(line 811) no Hoare annotation was computed. [2020-10-12 18:05:24,211 INFO L268 CegarLoopResult]: For program point L810(line 810) no Hoare annotation was computed. [2020-10-12 18:05:24,211 INFO L268 CegarLoopResult]: For program point L809(line 809) no Hoare annotation was computed. [2020-10-12 18:05:24,211 INFO L268 CegarLoopResult]: For program point L808(line 808) no Hoare annotation was computed. [2020-10-12 18:05:24,212 INFO L268 CegarLoopResult]: For program point L807(line 807) no Hoare annotation was computed. [2020-10-12 18:05:24,212 INFO L268 CegarLoopResult]: For program point L806(line 806) no Hoare annotation was computed. [2020-10-12 18:05:24,212 INFO L268 CegarLoopResult]: For program point L805(line 805) no Hoare annotation was computed. [2020-10-12 18:05:24,212 INFO L268 CegarLoopResult]: For program point L804(line 804) no Hoare annotation was computed. [2020-10-12 18:05:24,212 INFO L268 CegarLoopResult]: For program point L803(line 803) no Hoare annotation was computed. [2020-10-12 18:05:24,212 INFO L268 CegarLoopResult]: For program point L802(line 802) no Hoare annotation was computed. [2020-10-12 18:05:24,212 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 275 289) no Hoare annotation was computed. [2020-10-12 18:05:24,213 INFO L264 CegarLoopResult]: At program point L281(line 281) the Hoare annotation is: (let ((.cse1 (not (= ~waterLevel~0 1))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= |old(~systemActive~0)| 0))) (.cse0 (not (= |old(~systemActive~0)| 1))) (.cse3 (not (= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse2 .cse3) (or .cse4 .cse2 .cse3) (or .cse1 .cse4 .cse2) (or (and (or .cse4 .cse3) (or .cse0 .cse3)) (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))))) [2020-10-12 18:05:24,213 INFO L268 CegarLoopResult]: For program point L279(lines 279 285) no Hoare annotation was computed. [2020-10-12 18:05:24,213 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 275 289) the Hoare annotation is: (let ((.cse0 (not (= |old(~systemActive~0)| 1))) (.cse3 (not (<= |old(~systemActive~0)| 0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse5 (not (= 2 ~waterLevel~0)))) (and (or (let ((.cse1 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse3 .cse2))) .cse4) (or (and (or .cse3 .cse5) (or .cse0 .cse5)) (= |old(~systemActive~0)| 0) .cse4) (or .cse3 .cse2 .cse4 .cse5))) [2020-10-12 18:05:24,213 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 275 289) no Hoare annotation was computed. [2020-10-12 18:05:24,213 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 192 200) no Hoare annotation was computed. [2020-10-12 18:05:24,213 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 192 200) the Hoare annotation is: true [2020-10-12 18:05:24,213 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 192 200) no Hoare annotation was computed. [2020-10-12 18:05:24,213 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 256 274) the Hoare annotation is: true [2020-10-12 18:05:24,214 INFO L268 CegarLoopResult]: For program point L265(lines 265 269) no Hoare annotation was computed. [2020-10-12 18:05:24,214 INFO L271 CegarLoopResult]: At program point L263(line 263) the Hoare annotation is: true [2020-10-12 18:05:24,214 INFO L268 CegarLoopResult]: For program point L265-2(lines 265 269) no Hoare annotation was computed. [2020-10-12 18:05:24,214 INFO L268 CegarLoopResult]: For program point L263-1(line 263) no Hoare annotation was computed. [2020-10-12 18:05:24,214 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 256 274) no Hoare annotation was computed. [2020-10-12 18:05:24,214 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 256 274) no Hoare annotation was computed. [2020-10-12 18:05:24,214 INFO L268 CegarLoopResult]: For program point L220(lines 220 228) no Hoare annotation was computed. [2020-10-12 18:05:24,214 INFO L268 CegarLoopResult]: For program point L220-2(lines 220 228) no Hoare annotation was computed. [2020-10-12 18:05:24,214 INFO L268 CegarLoopResult]: For program point L208(lines 208 216) no Hoare annotation was computed. [2020-10-12 18:05:24,215 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 201 236) no Hoare annotation was computed. [2020-10-12 18:05:24,215 INFO L268 CegarLoopResult]: For program point L208-2(lines 208 216) no Hoare annotation was computed. [2020-10-12 18:05:24,215 INFO L268 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-10-12 18:05:24,215 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 201 236) no Hoare annotation was computed. [2020-10-12 18:05:24,215 INFO L268 CegarLoopResult]: For program point L231-1(line 231) no Hoare annotation was computed. [2020-10-12 18:05:24,215 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 201 236) no Hoare annotation was computed. [2020-10-12 18:05:24,215 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 987 993) no Hoare annotation was computed. [2020-10-12 18:05:24,215 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 987 993) the Hoare annotation is: true [2020-10-12 18:05:24,215 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 305 350) no Hoare annotation was computed. [2020-10-12 18:05:24,215 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 305 350) no Hoare annotation was computed. [2020-10-12 18:05:24,216 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 305 350) no Hoare annotation was computed. [2020-10-12 18:05:24,216 INFO L268 CegarLoopResult]: For program point L638(lines 638 645) no Hoare annotation was computed. [2020-10-12 18:05:24,216 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 618 663) no Hoare annotation was computed. [2020-10-12 18:05:24,216 INFO L268 CegarLoopResult]: For program point L632(lines 632 652) no Hoare annotation was computed. [2020-10-12 18:05:24,216 INFO L268 CegarLoopResult]: For program point L632-1(lines 632 652) no Hoare annotation was computed. [2020-10-12 18:05:24,216 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 618 663) no Hoare annotation was computed. [2020-10-12 18:05:24,216 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 618 663) no Hoare annotation was computed. [2020-10-12 18:05:24,216 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 827 836) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:24,216 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 827 836) no Hoare annotation was computed. [2020-10-12 18:05:24,217 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 827 836) no Hoare annotation was computed. [2020-10-12 18:05:24,217 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 181 191) the Hoare annotation is: true [2020-10-12 18:05:24,217 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 181 191) no Hoare annotation was computed. [2020-10-12 18:05:24,217 INFO L271 CegarLoopResult]: At program point L186(line 186) the Hoare annotation is: true [2020-10-12 18:05:24,217 INFO L268 CegarLoopResult]: For program point L186-1(line 186) no Hoare annotation was computed. [2020-10-12 18:05:24,217 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 181 191) no Hoare annotation was computed. [2020-10-12 18:05:24,217 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 173 180) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (let ((.cse0 (not (= 2 ~waterLevel~0)))) (and (or (not (<= ~systemActive~0 0)) .cse0) (or .cse1 .cse0))) .cse2 (= 0 ~systemActive~0)) (or (not (= ~waterLevel~0 1)) .cse2 .cse1))) [2020-10-12 18:05:24,217 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 173 180) no Hoare annotation was computed. [2020-10-12 18:05:24,218 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 173 180) no Hoare annotation was computed. [2020-10-12 18:05:24,218 INFO L268 CegarLoopResult]: For program point L956(lines 956 962) no Hoare annotation was computed. [2020-10-12 18:05:24,218 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 952 965) no Hoare annotation was computed. [2020-10-12 18:05:24,218 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 952 965) the Hoare annotation is: true [2020-10-12 18:05:24,218 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 952 965) no Hoare annotation was computed. [2020-10-12 18:05:24,218 INFO L264 CegarLoopResult]: At program point L159(line 159) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) (and .cse0 (= ~pumpRunning~0 0)) .cse1))) [2020-10-12 18:05:24,218 INFO L268 CegarLoopResult]: For program point L159-1(lines 140 164) no Hoare annotation was computed. [2020-10-12 18:05:24,218 INFO L264 CegarLoopResult]: At program point L154(line 154) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= ~waterLevel~0 1))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2020-10-12 18:05:24,219 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 140 164) no Hoare annotation was computed. [2020-10-12 18:05:24,219 INFO L264 CegarLoopResult]: At program point L150(line 150) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= ~waterLevel~0 1))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2020-10-12 18:05:24,219 INFO L268 CegarLoopResult]: For program point L148(lines 148 156) no Hoare annotation was computed. [2020-10-12 18:05:24,219 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 140 164) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-12 18:05:24,219 INFO L264 CegarLoopResult]: At program point L146(line 146) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= ~waterLevel~0 1))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2020-10-12 18:05:24,219 INFO L268 CegarLoopResult]: For program point L146-1(line 146) no Hoare annotation was computed. [2020-10-12 18:05:24,219 INFO L268 CegarLoopResult]: For program point L144(lines 144 161) no Hoare annotation was computed. [2020-10-12 18:05:24,219 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 80 86) no Hoare annotation was computed. [2020-10-12 18:05:24,220 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 80 86) the Hoare annotation is: true [2020-10-12 18:05:24,220 INFO L264 CegarLoopResult]: At program point testENTRY(lines 668 735) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:24,220 INFO L264 CegarLoopResult]: At program point L700(line 700) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (= 2 ~waterLevel~0)) (.cse4 (= 1 ~systemActive~0)) (.cse2 (<= test_~splverifierCounter~0 3))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (and (= ~waterLevel~0 1) .cse2 .cse1 .cse3) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse4 .cse2 .cse3) (and .cse0 .cse4 .cse2) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-12 18:05:24,220 INFO L268 CegarLoopResult]: For program point L698(lines 698 704) no Hoare annotation was computed. [2020-10-12 18:05:24,220 INFO L268 CegarLoopResult]: For program point L698-1(lines 698 704) no Hoare annotation was computed. [2020-10-12 18:05:24,220 INFO L268 CegarLoopResult]: For program point testFINAL(lines 668 735) no Hoare annotation was computed. [2020-10-12 18:05:24,220 INFO L264 CegarLoopResult]: At program point L725(lines 678 727) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse5 (= 1 ~systemActive~0)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (<= test_~splverifierCounter~0 3)) (.cse1 (= 0 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2 .cse3) (and .cse0 .cse5 .cse2) (not (= |old(~pumpRunning~0)| 0)) (and .cse4 .cse2 .cse1 .cse3))) [2020-10-12 18:05:24,221 INFO L264 CegarLoopResult]: At program point L690(line 690) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse2 (= 0 ~systemActive~0)) (.cse4 (= 1 ~systemActive~0)) (.cse1 (<= test_~splverifierCounter~0 3)) (.cse3 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2 .cse3) (and (= ~waterLevel~0 1) .cse4 .cse1 .cse3))) [2020-10-12 18:05:24,221 INFO L268 CegarLoopResult]: For program point L688(lines 688 694) no Hoare annotation was computed. [2020-10-12 18:05:24,221 INFO L268 CegarLoopResult]: For program point L688-1(lines 688 694) no Hoare annotation was computed. [2020-10-12 18:05:24,221 INFO L268 CegarLoopResult]: For program point L680(lines 680 684) no Hoare annotation was computed. [2020-10-12 18:05:24,221 INFO L264 CegarLoopResult]: At program point L728(lines 677 729) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:24,221 INFO L264 CegarLoopResult]: At program point L718(line 718) the Hoare annotation is: (let ((.cse2 (= 1 ~systemActive~0)) (.cse0 (<= ~systemActive~0 0)) (.cse1 (= 2 ~waterLevel~0)) (.cse3 (<= test_~splverifierCounter~0 3)) (.cse5 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (or (and .cse0 .cse1) (and .cse1 .cse2)) .cse3 (not (= 0 ~systemActive~0))) (and (let ((.cse4 (= ~waterLevel~0 1))) (or (and .cse4 .cse0 .cse5) (and .cse4 .cse2 .cse5))) .cse3) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 .cse3 .cse5))) [2020-10-12 18:05:24,221 INFO L268 CegarLoopResult]: For program point L716(lines 716 722) no Hoare annotation was computed. [2020-10-12 18:05:24,222 INFO L264 CegarLoopResult]: At program point L716-1(lines 708 723) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (= 2 ~waterLevel~0)) (.cse4 (= 1 ~systemActive~0)) (.cse2 (<= test_~splverifierCounter~0 3))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (and (= ~waterLevel~0 1) .cse2 .cse1 .cse3) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse4 .cse2 .cse3) (and .cse0 .cse4 .cse2) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-12 18:05:24,222 INFO L268 CegarLoopResult]: For program point L679(lines 678 727) no Hoare annotation was computed. [2020-10-12 18:05:24,222 INFO L264 CegarLoopResult]: At program point L710(line 710) the Hoare annotation is: (let ((.cse2 (= 1 ~systemActive~0)) (.cse0 (<= ~systemActive~0 0)) (.cse1 (= 2 ~waterLevel~0)) (.cse3 (<= test_~splverifierCounter~0 3)) (.cse5 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (or (and .cse0 .cse1) (and .cse1 .cse2)) .cse3 (not (= 0 ~systemActive~0))) (and (let ((.cse4 (= ~waterLevel~0 1))) (or (and .cse4 .cse0 .cse5) (and .cse4 .cse2 .cse5))) .cse3) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 .cse3 .cse5))) [2020-10-12 18:05:24,222 INFO L268 CegarLoopResult]: For program point L708(lines 708 723) no Hoare annotation was computed. [2020-10-12 18:05:24,222 INFO L268 CegarLoopResult]: For program point testEXIT(lines 668 735) no Hoare annotation was computed. [2020-10-12 18:05:24,222 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 572 617) no Hoare annotation was computed. [2020-10-12 18:05:24,222 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 572 617) no Hoare annotation was computed. [2020-10-12 18:05:24,222 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 572 617) no Hoare annotation was computed. [2020-10-12 18:05:24,222 INFO L268 CegarLoopResult]: For program point L592(lines 592 599) no Hoare annotation was computed. [2020-10-12 18:05:24,223 INFO L268 CegarLoopResult]: For program point L586(lines 586 606) no Hoare annotation was computed. [2020-10-12 18:05:24,223 INFO L268 CegarLoopResult]: For program point L586-1(lines 586 606) no Hoare annotation was computed. [2020-10-12 18:05:24,223 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 966 974) no Hoare annotation was computed. [2020-10-12 18:05:24,223 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 966 974) the Hoare annotation is: true [2020-10-12 18:05:24,223 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 966 974) no Hoare annotation was computed. [2020-10-12 18:05:24,223 INFO L268 CegarLoopResult]: For program point L928(lines 928 936) no Hoare annotation was computed. [2020-10-12 18:05:24,223 INFO L268 CegarLoopResult]: For program point L928-2(lines 928 936) no Hoare annotation was computed. [2020-10-12 18:05:24,223 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 920 942) no Hoare annotation was computed. [2020-10-12 18:05:24,223 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 920 942) no Hoare annotation was computed. [2020-10-12 18:05:24,223 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 920 942) no Hoare annotation was computed. [2020-10-12 18:05:24,223 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 469 571) no Hoare annotation was computed. [2020-10-12 18:05:24,224 INFO L268 CegarLoopResult]: For program point L539(lines 517 540) no Hoare annotation was computed. [2020-10-12 18:05:24,224 INFO L268 CegarLoopResult]: For program point L498(lines 498 514) no Hoare annotation was computed. [2020-10-12 18:05:24,224 INFO L268 CegarLoopResult]: For program point L558(lines 558 565) no Hoare annotation was computed. [2020-10-12 18:05:24,224 INFO L268 CegarLoopResult]: For program point L519(lines 518 538) no Hoare annotation was computed. [2020-10-12 18:05:24,224 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-10-12 18:05:24,224 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 469 571) no Hoare annotation was computed. [2020-10-12 18:05:24,224 INFO L268 CegarLoopResult]: For program point L550-1(line 550) no Hoare annotation was computed. [2020-10-12 18:05:24,224 INFO L268 CegarLoopResult]: For program point L515(lines 515 556) no Hoare annotation was computed. [2020-10-12 18:05:24,225 INFO L268 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-10-12 18:05:24,225 INFO L268 CegarLoopResult]: For program point L534-1(line 534) no Hoare annotation was computed. [2020-10-12 18:05:24,225 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 469 571) no Hoare annotation was computed. [2020-10-12 18:05:24,225 INFO L268 CegarLoopResult]: For program point L493(lines 493 497) no Hoare annotation was computed. [2020-10-12 18:05:24,225 INFO L268 CegarLoopResult]: For program point L557(lines 557 568) no Hoare annotation was computed. [2020-10-12 18:05:24,225 INFO L268 CegarLoopResult]: For program point L520(lines 520 524) no Hoare annotation was computed. [2020-10-12 18:05:24,225 INFO L268 CegarLoopResult]: For program point L518-2(lines 518 538) no Hoare annotation was computed. [2020-10-12 18:05:24,225 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 977 986) no Hoare annotation was computed. [2020-10-12 18:05:24,225 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 977 986) no Hoare annotation was computed. [2020-10-12 18:05:24,225 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 977 986) no Hoare annotation was computed. [2020-10-12 18:05:24,226 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:05:24,226 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-12 18:05:24,226 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:05:24,226 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 165 172) no Hoare annotation was computed. [2020-10-12 18:05:24,226 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 165 172) no Hoare annotation was computed. [2020-10-12 18:05:24,226 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 165 172) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) [2020-10-12 18:05:24,226 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 237 255) no Hoare annotation was computed. [2020-10-12 18:05:24,227 INFO L268 CegarLoopResult]: For program point L246(lines 246 250) no Hoare annotation was computed. [2020-10-12 18:05:24,227 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 237 255) the Hoare annotation is: true [2020-10-12 18:05:24,227 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 237 255) no Hoare annotation was computed. [2020-10-12 18:05:24,227 INFO L271 CegarLoopResult]: At program point L244(line 244) the Hoare annotation is: true [2020-10-12 18:05:24,227 INFO L268 CegarLoopResult]: For program point L246-2(lines 246 250) no Hoare annotation was computed. [2020-10-12 18:05:24,227 INFO L268 CegarLoopResult]: For program point L244-1(line 244) no Hoare annotation was computed. [2020-10-12 18:05:24,227 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 943 951) the Hoare annotation is: true [2020-10-12 18:05:24,227 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 943 951) no Hoare annotation was computed. [2020-10-12 18:05:24,227 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 943 951) no Hoare annotation was computed. [2020-10-12 18:05:24,228 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:05:24,228 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-12 18:05:24,228 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:05:24,228 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 899 910) the Hoare annotation is: (let ((.cse2 (not (= 1 ~systemActive~0))) (.cse5 (not (= 2 ~waterLevel~0))) (.cse0 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse4 (not (= 0 ~systemActive~0))) (.cse3 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse5 .cse3) (or .cse2 .cse5 .cse3) (or .cse0 .cse1 .cse4 .cse3))) [2020-10-12 18:05:24,228 INFO L268 CegarLoopResult]: For program point L903-1(lines 899 910) no Hoare annotation was computed. [2020-10-12 18:05:24,228 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 899 910) no Hoare annotation was computed. [2020-10-12 18:05:24,228 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 911 919) the Hoare annotation is: true [2020-10-12 18:05:24,228 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 911 919) no Hoare annotation was computed. [2020-10-12 18:05:24,229 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 911 919) no Hoare annotation was computed. [2020-10-12 18:05:24,229 INFO L264 CegarLoopResult]: At program point L62(line 62) the Hoare annotation is: (let ((.cse1 (not (= 1 ~systemActive~0))) (.cse0 (not (= |old(~waterLevel~0)| 2))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (and (= 2 ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or (not (= |old(~waterLevel~0)| 1)) .cse2) (or .cse0 .cse1 .cse2) (or (not (= 0 ~systemActive~0)) .cse0 .cse2))) [2020-10-12 18:05:24,229 INFO L268 CegarLoopResult]: For program point L60(lines 59 78) no Hoare annotation was computed. [2020-10-12 18:05:24,229 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 56 79) the Hoare annotation is: (let ((.cse1 (not (= |old(~waterLevel~0)| 2))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= 0 ~systemActive~0)) .cse1 .cse2) (or .cse0 .cse1 (not (= 1 ~systemActive~0))) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse2))) [2020-10-12 18:05:24,229 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 56 79) no Hoare annotation was computed. [2020-10-12 18:05:24,229 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 56 79) no Hoare annotation was computed. [2020-10-12 18:05:24,229 INFO L264 CegarLoopResult]: At program point L69(line 69) the Hoare annotation is: (let ((.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse8 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse4 (and (= 2 ~waterLevel~0) .cse7 .cse8 .cse3 (= ~pumpRunning~0 0))) (.cse6 (not .cse8)) (.cse1 (not (= 0 ~systemActive~0))) (.cse5 (not (= |old(~waterLevel~0)| 2))) (.cse0 (not (= |old(~waterLevel~0)| 1))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or (and (= ~waterLevel~0 1) .cse3) .cse4 .cse5 .cse6) (or .cse4 .cse5 .cse6 .cse2) (or .cse1 .cse5 .cse2) (or (and .cse7 .cse3) .cse0 .cse2)))) [2020-10-12 18:05:24,230 INFO L264 CegarLoopResult]: At program point L67(lines 67 73) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (= 1 ~systemActive~0))) (let ((.cse0 (and .cse5 (= 2 ~waterLevel~0) .cse6)) (.cse2 (not .cse6)) (.cse1 (not (= |old(~waterLevel~0)| 2))) (.cse4 (and .cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) .cse1 .cse2) (or .cse4 (not (= 0 ~systemActive~0)) .cse1 .cse3) (or .cse4 (not (= |old(~waterLevel~0)| 1)) .cse3)))) [2020-10-12 18:05:24,230 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 766 795) no Hoare annotation was computed. [2020-10-12 18:05:24,230 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 766 795) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:24,230 INFO L271 CegarLoopResult]: At program point L791(lines 766 795) the Hoare annotation is: true [2020-10-12 18:05:24,230 INFO L268 CegarLoopResult]: For program point L787(line 787) no Hoare annotation was computed. [2020-10-12 18:05:24,230 INFO L268 CegarLoopResult]: For program point L780(lines 780 784) no Hoare annotation was computed. [2020-10-12 18:05:24,230 INFO L264 CegarLoopResult]: At program point L780-1(lines 780 784) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:24,230 INFO L268 CegarLoopResult]: For program point L777(line 777) no Hoare annotation was computed. [2020-10-12 18:05:24,230 INFO L264 CegarLoopResult]: At program point L776-2(lines 776 790) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:24,230 INFO L264 CegarLoopResult]: At program point L772(line 772) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:24,231 INFO L268 CegarLoopResult]: For program point L772-1(line 772) no Hoare annotation was computed. [2020-10-12 18:05:24,231 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 875 886) the Hoare annotation is: (or (= 2 ~waterLevel~0) (not (= |old(~waterLevel~0)| 2)) (not (= 1 ~systemActive~0))) [2020-10-12 18:05:24,231 INFO L268 CegarLoopResult]: For program point L879-1(lines 875 886) no Hoare annotation was computed. [2020-10-12 18:05:24,231 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 875 886) no Hoare annotation was computed. [2020-10-12 18:05:24,231 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 820 826) no Hoare annotation was computed. [2020-10-12 18:05:24,231 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 820 826) the Hoare annotation is: true [2020-10-12 18:05:24,231 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:05:24,231 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-12 18:05:24,231 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-12 18:05:24,231 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:05:24,231 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 290 297) no Hoare annotation was computed. [2020-10-12 18:05:24,232 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 290 297) the Hoare annotation is: (let ((.cse3 (not (= 2 ~waterLevel~0))) (.cse0 (= |old(~systemActive~0)| ~systemActive~0)) (.cse1 (not (<= |old(~systemActive~0)| 0))) (.cse4 (not (= |old(~systemActive~0)| 1))) (.cse2 (not (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (and (or .cse1 .cse3) (or .cse4 .cse3)) .cse0 (= |old(~systemActive~0)| 0)) (or .cse0 (let ((.cse5 (not (= ~waterLevel~0 1)))) (and (or .cse5 .cse1 .cse2) (or .cse4 .cse5 .cse2)))))) [2020-10-12 18:05:24,232 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 290 297) no Hoare annotation was computed. [2020-10-12 18:05:24,232 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 88 112) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2))) [2020-10-12 18:05:24,232 INFO L268 CegarLoopResult]: For program point L96(lines 96 104) no Hoare annotation was computed. [2020-10-12 18:05:24,232 INFO L264 CegarLoopResult]: At program point L94(line 94) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2))) [2020-10-12 18:05:24,232 INFO L268 CegarLoopResult]: For program point L94-1(line 94) no Hoare annotation was computed. [2020-10-12 18:05:24,232 INFO L268 CegarLoopResult]: For program point L92(lines 92 109) no Hoare annotation was computed. [2020-10-12 18:05:24,232 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 88 112) no Hoare annotation was computed. [2020-10-12 18:05:24,232 INFO L264 CegarLoopResult]: At program point L107(line 107) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (= 2 ~waterLevel~0))))) [2020-10-12 18:05:24,232 INFO L268 CegarLoopResult]: For program point L107-1(lines 88 112) no Hoare annotation was computed. [2020-10-12 18:05:24,232 INFO L264 CegarLoopResult]: At program point L102(line 102) the Hoare annotation is: (let ((.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment__wrappee__highWaterSensor_~tmp~0 0) (< 0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~0 1)))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= ~waterLevel~0 1)) .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))))) [2020-10-12 18:05:24,232 INFO L264 CegarLoopResult]: At program point L98(line 98) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-12 18:05:24,233 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 887 898) no Hoare annotation was computed. [2020-10-12 18:05:24,233 INFO L268 CegarLoopResult]: For program point L891-1(lines 887 898) no Hoare annotation was computed. [2020-10-12 18:05:24,233 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 887 898) the Hoare annotation is: (let ((.cse2 (not (= |old(~waterLevel~0)| 1))) (.cse1 (not (= 1 ~systemActive~0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse5 (not (= 0 ~systemActive~0))) (.cse0 (not (= |old(~waterLevel~0)| 2)))) (and (or (= 2 ~waterLevel~0) .cse0 .cse1) (or .cse2 .cse3 .cse4 .cse5) (or .cse2 .cse3 .cse4 .cse1) (or .cse3 .cse4 .cse5 .cse0))) [2020-10-12 18:05:24,233 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 864 871) no Hoare annotation was computed. [2020-10-12 18:05:24,233 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 868) no Hoare annotation was computed. [2020-10-12 18:05:24,233 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 864 871) the Hoare annotation is: true [2020-10-12 18:05:24,233 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 864 871) no Hoare annotation was computed. [2020-10-12 18:05:24,233 INFO L264 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0))) [2020-10-12 18:05:24,233 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 114 138) no Hoare annotation was computed. [2020-10-12 18:05:24,233 INFO L264 CegarLoopResult]: At program point L124(line 124) the Hoare annotation is: (let ((.cse0 (not (= ~waterLevel~0 1))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (and (<= 1 processEnvironment__wrappee__lowWaterSensor_~tmp~1) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or .cse0 .cse1 .cse2) (or .cse1 .cse2 (not (= 2 ~waterLevel~0))))) [2020-10-12 18:05:24,233 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 114 138) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-12 18:05:24,233 INFO L268 CegarLoopResult]: For program point L122(lines 122 130) no Hoare annotation was computed. [2020-10-12 18:05:24,234 INFO L264 CegarLoopResult]: At program point L120(line 120) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= ~waterLevel~0 1))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2020-10-12 18:05:24,234 INFO L268 CegarLoopResult]: For program point L120-1(line 120) no Hoare annotation was computed. [2020-10-12 18:05:24,234 INFO L268 CegarLoopResult]: For program point L118(lines 118 135) no Hoare annotation was computed. [2020-10-12 18:05:24,234 INFO L264 CegarLoopResult]: At program point L133(line 133) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) (and .cse0 (= ~pumpRunning~0 0)) .cse1))) [2020-10-12 18:05:24,234 INFO L268 CegarLoopResult]: For program point L133-1(lines 114 138) no Hoare annotation was computed. [2020-10-12 18:05:24,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 06:05:24 BoogieIcfgContainer [2020-10-12 18:05:24,253 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-12 18:05:24,254 INFO L168 Benchmark]: Toolchain (without parser) took 118756.60 ms. Allocated memory was 140.0 MB in the beginning and 1.4 GB in the end (delta: 1.3 GB). Free memory was 102.1 MB in the beginning and 832.7 MB in the end (delta: -730.6 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2020-10-12 18:05:24,255 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-12 18:05:24,255 INFO L168 Benchmark]: CACSL2BoogieTranslator took 694.89 ms. Allocated memory was 140.0 MB in the beginning and 201.9 MB in the end (delta: 61.9 MB). Free memory was 101.9 MB in the beginning and 168.5 MB in the end (delta: -66.6 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2020-10-12 18:05:24,256 INFO L168 Benchmark]: Boogie Preprocessor took 85.99 ms. Allocated memory is still 201.9 MB. Free memory was 168.5 MB in the beginning and 164.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-10-12 18:05:24,257 INFO L168 Benchmark]: RCFGBuilder took 1252.08 ms. Allocated memory was 201.9 MB in the beginning and 235.9 MB in the end (delta: 34.1 MB). Free memory was 164.4 MB in the beginning and 190.6 MB in the end (delta: -26.2 MB). Peak memory consumption was 81.2 MB. Max. memory is 7.1 GB. [2020-10-12 18:05:24,257 INFO L168 Benchmark]: TraceAbstraction took 116713.36 ms. Allocated memory was 235.9 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 190.6 MB in the beginning and 832.7 MB in the end (delta: -642.1 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2020-10-12 18:05:24,260 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 694.89 ms. Allocated memory was 140.0 MB in the beginning and 201.9 MB in the end (delta: 61.9 MB). Free memory was 101.9 MB in the beginning and 168.5 MB in the end (delta: -66.6 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.99 ms. Allocated memory is still 201.9 MB. Free memory was 168.5 MB in the beginning and 164.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1252.08 ms. Allocated memory was 201.9 MB in the beginning and 235.9 MB in the end (delta: 34.1 MB). Free memory was 164.4 MB in the beginning and 190.6 MB in the end (delta: -26.2 MB). Peak memory consumption was 81.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 116713.36 ms. Allocated memory was 235.9 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 190.6 MB in the beginning and 832.7 MB in the end (delta: -642.1 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 868]: 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: 776]: Loop Invariant Derived loop invariant: ((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || (waterLevel == 1 && pumpRunning == 0)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: (((((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || (((2 == waterLevel && 0 == systemActive) && splverifierCounter <= 3) && pumpRunning == 0)) || (((\old(waterLevel) == waterLevel && 1 == systemActive) && splverifierCounter <= 3) && pumpRunning == 0)) || ((2 == waterLevel && 1 == systemActive) && splverifierCounter <= 3)) || !(\old(pumpRunning) == 0)) || (((\old(waterLevel) == waterLevel && splverifierCounter <= 3) && 0 == systemActive) && pumpRunning == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 255 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 87.4s, OverallIterations: 9, TraceHistogramMax: 3, AutomataDifference: 51.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 29.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1674 SDtfs, 5768 SDslu, 2537 SDs, 0 SdLazy, 13682 SolverSat, 4670 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 25.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 676 GetRequests, 454 SyntacticMatches, 9 SemanticMatches, 213 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1596 ImplicationChecksByTransitivity, 21.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1948occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.8s AutomataMinimizationTime, 9 MinimizatonAttempts, 2066 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 71 LocationsWithAnnotation, 4116 PreInvPairs, 4446 NumberOfFragments, 2272 HoareAnnotationTreeSize, 4116 FomulaSimplifications, 11435965 FormulaSimplificationTreeSizeReduction, 8.0s HoareSimplificationTime, 71 FomulaSimplificationsInter, 115441 FormulaSimplificationTreeSizeReductionInter, 20.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 32.8s InterpolantComputationTime, 1259 NumberOfCodeBlocks, 1259 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1250 ConstructedInterpolants, 0 QuantifiedInterpolants, 586714 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 3 PerfectInterpolantSequences, 439/492 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...