/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_spec2_product57.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 17:53:55,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 17:53:55,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 17:53:55,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 17:53:55,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 17:53:55,368 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 17:53:55,369 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 17:53:55,373 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 17:53:55,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 17:53:55,379 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 17:53:55,380 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 17:53:55,381 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 17:53:55,381 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 17:53:55,384 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 17:53:55,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 17:53:55,389 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 17:53:55,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 17:53:55,391 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 17:53:55,393 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 17:53:55,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 17:53:55,403 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 17:53:55,404 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 17:53:55,405 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 17:53:55,405 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 17:53:55,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 17:53:55,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 17:53:55,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 17:53:55,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 17:53:55,420 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 17:53:55,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 17:53:55,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 17:53:55,424 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 17:53:55,425 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 17:53:55,426 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 17:53:55,429 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 17:53:55,429 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 17:53:55,430 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 17:53:55,430 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 17:53:55,434 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 17:53:55,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 17:53:55,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 17:53:55,438 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 17:53:55,458 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 17:53:55,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 17:53:55,460 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 17:53:55,460 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 17:53:55,460 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 17:53:55,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 17:53:55,461 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 17:53:55,461 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 17:53:55,461 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 17:53:55,461 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 17:53:55,462 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 17:53:55,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 17:53:55,462 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 17:53:55,462 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 17:53:55,462 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 17:53:55,462 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 17:53:55,463 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 17:53:55,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 17:53:55,463 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 17:53:55,463 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 17:53:55,463 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 17:53:55,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:53:55,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 17:53:55,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 17:53:55,464 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 17:53:55,464 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 17:53:55,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 17:53:55,465 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 17:53:55,465 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 17:53:55,465 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 17:53:55,796 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 17:53:55,808 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 17:53:55,812 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 17:53:55,814 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 17:53:55,814 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 17:53:55,815 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product57.cil.c [2020-10-12 17:53:55,878 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/44b203b0c/c5d1eeff195049f590ed7c6808f3baa9/FLAG2d431c941 [2020-10-12 17:53:56,407 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 17:53:56,408 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product57.cil.c [2020-10-12 17:53:56,423 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/44b203b0c/c5d1eeff195049f590ed7c6808f3baa9/FLAG2d431c941 [2020-10-12 17:53:56,697 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/44b203b0c/c5d1eeff195049f590ed7c6808f3baa9 [2020-10-12 17:53:56,705 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 17:53:56,708 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 17:53:56,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 17:53:56,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 17:53:56,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 17:53:56,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:53:56" (1/1) ... [2020-10-12 17:53:56,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@750e1b8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:53:56, skipping insertion in model container [2020-10-12 17:53:56,717 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:53:56" (1/1) ... [2020-10-12 17:53:56,725 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 17:53:56,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 17:53:57,218 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:53:57,240 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 17:53:57,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:53:57,367 INFO L208 MainTranslator]: Completed translation [2020-10-12 17:53:57,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:53:57 WrapperNode [2020-10-12 17:53:57,368 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 17:53:57,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 17:53:57,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 17:53:57,369 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 17:53:57,379 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:53:57" (1/1) ... [2020-10-12 17:53:57,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:53:57" (1/1) ... [2020-10-12 17:53:57,400 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:53:57" (1/1) ... [2020-10-12 17:53:57,400 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:53:57" (1/1) ... [2020-10-12 17:53:57,434 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:53:57" (1/1) ... [2020-10-12 17:53:57,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:53:57" (1/1) ... [2020-10-12 17:53:57,452 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:53:57" (1/1) ... [2020-10-12 17:53:57,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 17:53:57,461 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 17:53:57,461 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 17:53:57,461 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 17:53:57,462 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:53:57" (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 17:53:57,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 17:53:57,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 17:53:57,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 17:53:57,526 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 17:53:57,526 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 17:53:57,527 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 17:53:57,527 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 17:53:57,528 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-12 17:53:57,528 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-12 17:53:57,528 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-12 17:53:57,528 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-12 17:53:57,528 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-12 17:53:57,528 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-12 17:53:57,529 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-12 17:53:57,529 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-12 17:53:57,530 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 17:53:57,530 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 17:53:57,530 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 17:53:57,530 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 17:53:57,530 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 17:53:57,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-12 17:53:57,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-12 17:53:57,531 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 17:53:57,531 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-12 17:53:57,532 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-12 17:53:57,532 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-12 17:53:57,532 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-12 17:53:57,532 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-12 17:53:57,532 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-12 17:53:57,532 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-12 17:53:57,532 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-12 17:53:57,533 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-12 17:53:57,533 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-12 17:53:57,533 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-12 17:53:57,533 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 17:53:57,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 17:53:57,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 17:53:57,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 17:53:57,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 17:53:57,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 17:53:57,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 17:53:57,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 17:53:57,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 17:53:57,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 17:53:57,535 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 17:53:57,535 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 17:53:57,535 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 17:53:57,535 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 17:53:57,536 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 17:53:57,536 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-12 17:53:57,536 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-12 17:53:57,536 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-12 17:53:57,536 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-12 17:53:57,536 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-12 17:53:57,537 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-12 17:53:57,537 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-12 17:53:57,537 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-12 17:53:57,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 17:53:57,537 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 17:53:57,537 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 17:53:57,537 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-12 17:53:57,538 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 17:53:57,538 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 17:53:57,538 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-12 17:53:57,538 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 17:53:57,538 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 17:53:57,538 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 17:53:57,539 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 17:53:57,539 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-12 17:53:57,539 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-12 17:53:57,539 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-12 17:53:57,539 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-12 17:53:57,539 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-12 17:53:57,539 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-12 17:53:57,540 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-12 17:53:57,540 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-12 17:53:57,540 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-12 17:53:57,540 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-12 17:53:57,540 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-12 17:53:57,540 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 17:53:57,541 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 17:53:57,541 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 17:53:57,541 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 17:53:57,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 17:53:57,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 17:53:57,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 17:53:57,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 17:53:57,542 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 17:53:57,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 17:53:57,542 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 17:53:57,542 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 17:53:57,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 17:53:57,542 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 17:53:57,542 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 17:53:57,543 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 17:53:57,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 17:53:57,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 17:53:57,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 17:53:58,580 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 17:53:58,580 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-12 17:53:58,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:53:58 BoogieIcfgContainer [2020-10-12 17:53:58,586 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 17:53:58,587 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 17:53:58,587 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 17:53:58,590 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 17:53:58,591 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 05:53:56" (1/3) ... [2020-10-12 17:53:58,592 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bf4dad7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:53:58, skipping insertion in model container [2020-10-12 17:53:58,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:53:57" (2/3) ... [2020-10-12 17:53:58,592 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bf4dad7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:53:58, skipping insertion in model container [2020-10-12 17:53:58,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:53:58" (3/3) ... [2020-10-12 17:53:58,594 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product57.cil.c [2020-10-12 17:53:58,605 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 17:53:58,613 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 17:53:58,628 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 17:53:58,655 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 17:53:58,655 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 17:53:58,655 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 17:53:58,655 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 17:53:58,656 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 17:53:58,656 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 17:53:58,656 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 17:53:58,657 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 17:53:58,680 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states. [2020-10-12 17:53:58,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-12 17:53:58,691 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:53:58,692 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] [2020-10-12 17:53:58,692 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:53:58,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:53:58,699 INFO L82 PathProgramCache]: Analyzing trace with hash -2111020078, now seen corresponding path program 1 times [2020-10-12 17:53:58,708 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:53:58,709 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [130762877] [2020-10-12 17:53:58,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:53:58,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:53:59,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:59,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:53:59,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:00,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:00,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:01,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:03,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:03,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-12 17:54:03,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:54:03,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-12 17:54:03,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:03,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-12 17:54:03,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:03,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-10-12 17:54:03,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 17:54:04,442 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:54:04,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:54:04,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:04,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:04,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:04,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:04,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:04,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 112 [2020-10-12 17:54:04,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:04,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:04,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:04,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:54:04,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:04,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:54:04,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:04,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:04,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:04,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:04,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:04,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:04,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:04,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:04,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:04,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:04,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:04,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:54:04,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:04,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:04,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:04,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:04,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:04,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:04,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:04,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:04,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:04,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:04,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:04,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:54:04,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:04,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:04,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:04,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:04,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:04,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:54:04,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:04,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:04,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:04,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:04,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:04,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:54:04,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:04,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:04,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:04,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:04,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:04,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:04,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:04,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:04,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:04,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:04,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:04,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:54:04,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:04,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:04,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:04,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:04,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:04,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:04,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:04,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:04,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:04,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:04,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:04,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-12 17:54:04,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:04,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:04,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:04,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:04,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:04,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:54:04,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:04,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:04,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:04,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:04,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:04,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 17:54:04,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:04,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:04,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:04,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:04,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:04,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:54:04,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:04,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:54:04,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:04,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:04,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:04,693 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 17:54:04,695 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [130762877] [2020-10-12 17:54:04,697 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:54:04,697 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-12 17:54:04,698 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039314046] [2020-10-12 17:54:04,704 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-12 17:54:04,705 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:54:04,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-12 17:54:04,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-12 17:54:04,724 INFO L87 Difference]: Start difference. First operand 188 states. Second operand 8 states. [2020-10-12 17:54:05,319 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:06,310 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:06,637 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:06,967 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 17:54:07,862 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:08,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:54:08,871 INFO L93 Difference]: Finished difference Result 400 states and 539 transitions. [2020-10-12 17:54:08,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-12 17:54:08,874 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-10-12 17:54:08,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:54:08,895 INFO L225 Difference]: With dead ends: 400 [2020-10-12 17:54:08,896 INFO L226 Difference]: Without dead ends: 245 [2020-10-12 17:54:08,902 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2020-10-12 17:54:08,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2020-10-12 17:54:09,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 211. [2020-10-12 17:54:09,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 211 states. [2020-10-12 17:54:09,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 255 transitions. [2020-10-12 17:54:09,044 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 255 transitions. Word has length 51 [2020-10-12 17:54:09,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:54:09,045 INFO L479 AbstractCegarLoop]: Abstraction has 211 states and 255 transitions. [2020-10-12 17:54:09,045 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-12 17:54:09,045 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 255 transitions. [2020-10-12 17:54:09,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-12 17:54:09,058 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:54:09,059 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:54:09,059 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 17:54:09,059 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:54:09,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:54:09,060 INFO L82 PathProgramCache]: Analyzing trace with hash 875920660, now seen corresponding path program 1 times [2020-10-12 17:54:09,060 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:54:09,061 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [162783451] [2020-10-12 17:54:09,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:54:09,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:09,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:09,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:09,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:11,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:14,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:14,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-12 17:54:14,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:54:14,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-12 17:54:14,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:14,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-12 17:54:14,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:14,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 127 [2020-10-12 17:54:14,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:14,404 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:54:14,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:54:14,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:14,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:14,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:14,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:14,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:14,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-12 17:54:14,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:14,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:14,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:14,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:54:14,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:14,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:54:14,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:14,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:14,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:14,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:14,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:14,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:14,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:14,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:14,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:14,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:14,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:14,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:54:14,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:14,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:14,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:14,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:14,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:14,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:54:14,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:14,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:14,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:14,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:14,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:14,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:54:14,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:14,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:14,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:14,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:14,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:14,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:54:14,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:14,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:14,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:14,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:14,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:14,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:54:14,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:14,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:14,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:14,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:14,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:14,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:14,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:14,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:14,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:14,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:14,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:14,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:54:14,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:14,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:14,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:14,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:14,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:14,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:14,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:14,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:14,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:14,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:14,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:14,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 17:54:14,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:14,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:14,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:14,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:14,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:14,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:54:14,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:54:14,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 216 [2020-10-12 17:54:14,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:14,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:54:14,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:14,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-12 17:54:14,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:14,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:14,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:14,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:14,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:15,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:15,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:54:15,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:54:15,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 196 [2020-10-12 17:54:15,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:15,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:54:15,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:15,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-12 17:54:15,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:15,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:15,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:15,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:15,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:15,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:54:15,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:15,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:54:15,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:15,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:15,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:15,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:15,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:15,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:15,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:15,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:15,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:15,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:54:15,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:15,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:15,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:15,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:15,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:15,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:15,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:15,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:54:15,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:15,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:15,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:15,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:54:15,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:15,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-12 17:54:15,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:15,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:54:15,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:15,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 17:54:15,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:15,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:15,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:15,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:15,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:15,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:54:15,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:15,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-12 17:54:15,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:15,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:15,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:15,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:54:15,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:15,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:15,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:15,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:15,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:15,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:15,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:15,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:54:15,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:15,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:54:15,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:15,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:15,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:15,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:54:15,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:15,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:15,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:15,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:15,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:15,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:15,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:15,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:15,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:15,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:15,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:15,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-12 17:54:15,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:15,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:15,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:15,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:15,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:15,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:15,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:15,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:54:15,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:15,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:15,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:15,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-12 17:54:15,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:15,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:15,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:15,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:15,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:15,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:15,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:15,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:15,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:15,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:15,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:15,367 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-12 17:54:15,368 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [162783451] [2020-10-12 17:54:15,368 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:54:15,369 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-12 17:54:15,369 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132050632] [2020-10-12 17:54:15,371 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-12 17:54:15,372 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:54:15,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-12 17:54:15,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-10-12 17:54:15,373 INFO L87 Difference]: Start difference. First operand 211 states and 255 transitions. Second operand 13 states. [2020-10-12 17:54:15,940 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:16,819 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:54:17,126 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:17,409 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:17,817 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:54:20,239 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-10-12 17:54:20,547 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-10-12 17:54:20,855 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-12 17:54:21,154 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-12 17:54:21,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:54:21,753 INFO L93 Difference]: Finished difference Result 652 states and 908 transitions. [2020-10-12 17:54:21,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-12 17:54:21,755 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 99 [2020-10-12 17:54:21,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:54:21,764 INFO L225 Difference]: With dead ends: 652 [2020-10-12 17:54:21,765 INFO L226 Difference]: Without dead ends: 421 [2020-10-12 17:54:21,768 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 36 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=193, Invalid=563, Unknown=0, NotChecked=0, Total=756 [2020-10-12 17:54:21,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2020-10-12 17:54:21,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 350. [2020-10-12 17:54:21,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 350 states. [2020-10-12 17:54:21,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 425 transitions. [2020-10-12 17:54:21,860 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 425 transitions. Word has length 99 [2020-10-12 17:54:21,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:54:21,860 INFO L479 AbstractCegarLoop]: Abstraction has 350 states and 425 transitions. [2020-10-12 17:54:21,861 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-12 17:54:21,861 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 425 transitions. [2020-10-12 17:54:21,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-10-12 17:54:21,863 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:54:21,864 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:54:21,864 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 17:54:21,864 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:54:21,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:54:21,865 INFO L82 PathProgramCache]: Analyzing trace with hash 288198422, now seen corresponding path program 1 times [2020-10-12 17:54:21,865 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:54:21,865 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [5158188] [2020-10-12 17:54:21,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:54:21,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:21,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:22,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:22,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:22,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:23,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:23,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-10-12 17:54:23,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:54:23,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1828 [2020-10-12 17:54:23,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:23,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:54:23,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 131 [2020-10-12 17:54:23,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-12 17:54:23,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:24,029 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:54:24,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:54:24,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:24,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:24,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:24,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:24,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:24,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-12 17:54:24,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:24,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:24,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:24,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:24,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:24,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:54:24,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:24,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:24,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:24,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:24,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:24,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:24,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:24,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:24,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:24,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:24,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:24,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:54:24,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:24,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:24,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:24,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:24,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:24,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:24,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:24,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:24,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:24,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:24,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:24,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:54:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:24,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:24,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:24,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:24,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:24,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:24,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:24,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:24,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:24,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:24,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:24,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:54:24,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:24,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:24,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:24,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:24,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:24,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:24,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:24,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:24,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:24,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:24,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:24,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:54:24,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:24,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:24,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:24,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:24,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:24,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:24,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:24,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:24,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:24,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:24,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:24,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-12 17:54:24,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:24,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:24,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:24,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:24,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 17:54:24,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:54:24,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-12 17:54:24,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:24,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:24,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 17:54:24,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:54:24,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:24,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:24,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:24,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:24,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:24,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:54:24,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:24,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-12 17:54:24,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:24,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:24,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-12 17:54:24,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:54:24,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:24,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:24,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:24,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:24,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:24,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:54:24,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:24,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-12 17:54:24,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:24,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:24,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-12 17:54:24,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:54:24,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:24,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:24,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:24,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:24,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:24,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:54:24,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:24,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 17:54:24,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:24,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:54:24,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:24,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:54:24,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:24,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:24,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:24,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:24,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:24,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:54:24,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:24,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:24,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:24,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:24,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:24,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:24,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:24,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:54:24,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:24,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:24,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:24,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:54:24,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:24,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:54:24,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:24,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:24,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 17:54:24,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:24,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:24,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:24,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:24,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:24,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:24,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:54:24,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:24,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:24,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:24,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:24,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:24,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:24,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:24,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:24,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:24,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:24,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:24,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:24,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:24,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:24,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:24,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:24,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:24,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:24,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:24,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:54:24,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:24,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:24,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:24,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:24,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:24,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:24,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:24,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:24,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:24,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:24,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:24,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:54:24,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:24,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:24,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:24,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:54:24,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:24,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:24,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:24,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:24,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 17:54:24,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:24,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:24,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:24,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:24,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:24,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:24,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:24,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:24,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:24,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:24,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:24,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:24,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:24,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:24,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-12 17:54:24,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:24,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:24,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:24,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:24,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:24,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:24,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:24,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:24,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:24,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:24,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:24,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-12 17:54:24,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:24,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:24,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:24,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:24,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:24,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:24,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:24,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:24,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:24,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:24,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:24,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-12 17:54:24,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:24,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:24,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:24,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:24,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:24,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:54:24,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:24,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:24,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:24,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:24,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:24,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-12 17:54:24,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:24,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:24,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:24,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:24,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:24,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:24,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:24,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:24,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:24,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:24,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:24,471 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-12 17:54:24,472 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [5158188] [2020-10-12 17:54:24,472 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:54:24,472 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-12 17:54:24,472 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295916114] [2020-10-12 17:54:24,474 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-12 17:54:24,475 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:54:24,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-12 17:54:24,476 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-10-12 17:54:24,477 INFO L87 Difference]: Start difference. First operand 350 states and 425 transitions. Second operand 13 states. [2020-10-12 17:54:25,226 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:26,192 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:26,546 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:54:26,856 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:27,153 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:54:29,494 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:54:29,776 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:54:30,119 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:54:30,447 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:32,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:54:32,131 INFO L93 Difference]: Finished difference Result 1351 states and 2026 transitions. [2020-10-12 17:54:32,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-12 17:54:32,132 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 130 [2020-10-12 17:54:32,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:54:32,157 INFO L225 Difference]: With dead ends: 1351 [2020-10-12 17:54:32,158 INFO L226 Difference]: Without dead ends: 1029 [2020-10-12 17:54:32,164 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 404 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=364, Invalid=1118, Unknown=0, NotChecked=0, Total=1482 [2020-10-12 17:54:32,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1029 states. [2020-10-12 17:54:32,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1029 to 648. [2020-10-12 17:54:32,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 648 states. [2020-10-12 17:54:32,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 648 states and 794 transitions. [2020-10-12 17:54:32,367 INFO L78 Accepts]: Start accepts. Automaton has 648 states and 794 transitions. Word has length 130 [2020-10-12 17:54:32,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:54:32,367 INFO L479 AbstractCegarLoop]: Abstraction has 648 states and 794 transitions. [2020-10-12 17:54:32,367 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-12 17:54:32,368 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 794 transitions. [2020-10-12 17:54:32,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-10-12 17:54:32,372 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:54:32,372 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:54:32,373 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 17:54:32,373 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:54:32,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:54:32,374 INFO L82 PathProgramCache]: Analyzing trace with hash -147617557, now seen corresponding path program 1 times [2020-10-12 17:54:32,374 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:54:32,374 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1816926305] [2020-10-12 17:54:32,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:54:32,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:32,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:32,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:32,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:32,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:32,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:32,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:32,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:32,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:32,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:33,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:37,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:37,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 228 [2020-10-12 17:54:37,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-12 17:54:37,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-12 17:54:37,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:37,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-12 17:54:37,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:37,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 195 [2020-10-12 17:54:37,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:37,710 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:54:37,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:54:37,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:37,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:37,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:37,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:37,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:37,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-12 17:54:37,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:37,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:37,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:37,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:54:37,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:37,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:54:37,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:37,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:37,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:37,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:37,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:37,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:37,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:37,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:37,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:37,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:37,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:37,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:54:37,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:37,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:37,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:37,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:37,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:37,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:54:37,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:37,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:37,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:37,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:37,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:37,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:54:37,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:37,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:37,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:37,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:37,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:37,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:54:37,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:37,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:37,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:37,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:37,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:37,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:54:37,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:37,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:37,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:37,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:37,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:37,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:37,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:37,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:37,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:37,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:37,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:37,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:54:37,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:37,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:37,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:37,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:37,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:37,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:37,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:37,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:37,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:37,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:37,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:37,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-12 17:54:37,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:37,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:37,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:37,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:37,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 17:54:37,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:54:37,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-12 17:54:37,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:37,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:54:37,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-12 17:54:37,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:37,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:38,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:38,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:38,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:38,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:38,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:54:38,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:38,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-12 17:54:38,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:38,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:54:38,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 17:54:38,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:38,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:38,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:38,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:38,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:38,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:38,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:54:38,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:38,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-12 17:54:38,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:38,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:54:38,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 17:54:38,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:38,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:38,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:38,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:38,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:38,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:38,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:54:38,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:38,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 17:54:38,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:38,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:54:38,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:54:38,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:38,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:38,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:38,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:38,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:38,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:38,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:54:38,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:38,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:54:38,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:38,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:54:38,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:38,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:38,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:38,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:54:38,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:38,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:38,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:38,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:54:38,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:38,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:54:38,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:38,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:38,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 17:54:38,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:38,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:38,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:38,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:38,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:38,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:38,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:54:38,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:38,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:38,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:38,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:38,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:38,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:38,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:38,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:38,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:38,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:38,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:38,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:38,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:38,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:38,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:38,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:38,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:38,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:38,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:38,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:54:38,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:38,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:38,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:38,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:38,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:38,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:38,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:38,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:38,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:38,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:38,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:38,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:54:38,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:38,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:38,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:38,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:54:38,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:38,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:38,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:38,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:38,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 17:54:38,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:38,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:38,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:38,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:38,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:38,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:38,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:38,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:38,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:38,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:38,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:38,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:38,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:38,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:38,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-12 17:54:38,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:38,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:38,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:38,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:38,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:38,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:38,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:38,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:38,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:38,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:38,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:38,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-12 17:54:38,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:38,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:38,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:38,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 17:54:38,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:38,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-12 17:54:38,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:38,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:54:38,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:54:38,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-12 17:54:38,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:38,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:38,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:38,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:38,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:38,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:38,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:38,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:54:38,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:38,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:38,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:54:38,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:54:38,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:38,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:54:38,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:38,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:38,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:38,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 17:54:38,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:38,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:54:38,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:38,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:38,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:38,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-12 17:54:38,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:38,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:38,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:38,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:38,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:38,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:38,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:38,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:38,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:38,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:38,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:38,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:38,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:38,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 17:54:38,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:38,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:38,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:38,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:38,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:38,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:38,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:38,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:38,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:38,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:38,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:38,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-12 17:54:38,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:38,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:38,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:38,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:38,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:38,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:54:38,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:38,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:54:38,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:54:38,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:54:38,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:38,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-12 17:54:38,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:38,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:38,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:38,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:38,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:38,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:38,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:38,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:38,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:38,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:38,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:38,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-12 17:54:38,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:38,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:38,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:38,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:38,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:38,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:38,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:38,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:38,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:38,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:38,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:38,439 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 16 proven. 12 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2020-10-12 17:54:38,440 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1816926305] [2020-10-12 17:54:38,440 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:54:38,440 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-12 17:54:38,440 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478402416] [2020-10-12 17:54:38,441 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-12 17:54:38,441 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:54:38,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-12 17:54:38,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2020-10-12 17:54:38,442 INFO L87 Difference]: Start difference. First operand 648 states and 794 transitions. Second operand 15 states. [2020-10-12 17:54:39,382 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-10-12 17:54:40,640 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-10-12 17:54:41,238 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-10-12 17:54:41,779 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-10-12 17:54:42,040 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:54:42,603 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-10-12 17:54:43,030 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:43,354 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:43,964 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-10-12 17:54:45,437 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:46,196 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:54:46,624 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:54:46,934 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:54:48,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:54:48,451 INFO L93 Difference]: Finished difference Result 2211 states and 2963 transitions. [2020-10-12 17:54:48,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2020-10-12 17:54:48,452 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 160 [2020-10-12 17:54:48,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:54:48,465 INFO L225 Difference]: With dead ends: 2211 [2020-10-12 17:54:48,465 INFO L226 Difference]: Without dead ends: 1591 [2020-10-12 17:54:48,471 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 65 SyntacticMatches, 2 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 809 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=523, Invalid=2339, Unknown=0, NotChecked=0, Total=2862 [2020-10-12 17:54:48,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1591 states. [2020-10-12 17:54:48,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1591 to 1403. [2020-10-12 17:54:48,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1403 states. [2020-10-12 17:54:48,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 1403 states and 1671 transitions. [2020-10-12 17:54:48,722 INFO L78 Accepts]: Start accepts. Automaton has 1403 states and 1671 transitions. Word has length 160 [2020-10-12 17:54:48,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:54:48,725 INFO L479 AbstractCegarLoop]: Abstraction has 1403 states and 1671 transitions. [2020-10-12 17:54:48,725 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-12 17:54:48,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 1671 transitions. [2020-10-12 17:54:48,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-10-12 17:54:48,736 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:54:48,736 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:54:48,737 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-12 17:54:48,737 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:54:48,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:54:48,737 INFO L82 PathProgramCache]: Analyzing trace with hash 1449361442, now seen corresponding path program 1 times [2020-10-12 17:54:48,738 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:54:48,738 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1628627105] [2020-10-12 17:54:48,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:54:48,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:48,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:48,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:48,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:48,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:48,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:50,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:50,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:50,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:53,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:53,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-12 17:54:53,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-12 17:54:53,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-12 17:54:53,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:53,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:54:53,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-12 17:54:53,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-12 17:54:53,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:54,046 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:54:54,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:54:54,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:54,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:54,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 17:54:54,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:54,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:54,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:54,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:54,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:54:54,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:54,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:54,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:54,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:54,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:54,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:54,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:54,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:54:54,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:54,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:54,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:54,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:54,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:54,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:54,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:54,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:54:54,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:54,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:54,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:54,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:54,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:54,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:54,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:54,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:54:54,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:54,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:54,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:54,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:54,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:54,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:54,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:54,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:54:54,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:54,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:54,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:54,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:54,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:54,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:54,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:54,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:54:54,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:54,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:54,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:54,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:54,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:54,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:54,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:54,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-12 17:54:54,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:54,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:54,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:54:54,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:54,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:54,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:54:54,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:54,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-12 17:54:54,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 17:54:54,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:54:54,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 145 [2020-10-12 17:54:54,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:54:54,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-12 17:54:54,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-12 17:54:54,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:54,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:54,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:54:54,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:54,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-12 17:54:54,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:54:54,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:54,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-12 17:54:54,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:54,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:54,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:54:54,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:54,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-12 17:54:54,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:54:54,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:54,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-12 17:54:54,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:54,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:54,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:54:54,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:54,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:54:54,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:54,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:54,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:54,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:54,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:54,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:54:54,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:54,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:54,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:54,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:54,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:54,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:54,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:54:54,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:54:54,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:54,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 17:54:54,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:54:54,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:54,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 17:54:54,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:54,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:54,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:54:54,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:54,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 17:54:54,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:54,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:54,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:54:54,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:54,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:54,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:54,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:54,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:54:54,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:54:54,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:54,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:54,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:54,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:54:54,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:54,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:54,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:54,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:54,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:54,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:54,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:54,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:54:54,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:54:54,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:54:54,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 17:54:54,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:54,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:54,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 17:54:54,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:54,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:54,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:54,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:54,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:54,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:54:54,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:54,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:54,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:54,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-12 17:54:54,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:54,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:54,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:54,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:54,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:54,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:54,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:54,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-12 17:54:54,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 17:54:54,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:54,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:54:54,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:54,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-12 17:54:54,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:54,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:54,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:54,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:54,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:54,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:54,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:54,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:54,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:54,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:54,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:54:54,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 17:54:54,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:54,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:54,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:54,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:54,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:54,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:54,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:54,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:54,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:54,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:54,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:54,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:54,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:54,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:54,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 17:54:54,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:54,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:54,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:54,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:54,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:54,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:54,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:54,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-12 17:54:54,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:54,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:54,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:54,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:54,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:54,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:54,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:54,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-12 17:54:54,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:54,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:54,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:54,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:54,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:54,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:54,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:54,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-12 17:54:54,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:54,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:54,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:54,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:54,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:54,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:54,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:54,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:54,841 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 31 proven. 17 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-10-12 17:54:54,842 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1628627105] [2020-10-12 17:54:54,843 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:54:54,843 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-12 17:54:54,843 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947955142] [2020-10-12 17:54:54,845 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-12 17:54:54,845 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:54:54,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-12 17:54:54,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2020-10-12 17:54:54,846 INFO L87 Difference]: Start difference. First operand 1403 states and 1671 transitions. Second operand 17 states. [2020-10-12 17:54:55,966 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:56,993 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:57,393 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:57,773 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:58,091 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:58,388 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:58,781 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:59,123 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:00,638 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:01,091 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:01,414 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:01,724 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:02,051 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:02,343 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:02,681 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:03,024 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:05,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:55:05,266 INFO L93 Difference]: Finished difference Result 2945 states and 3647 transitions. [2020-10-12 17:55:05,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2020-10-12 17:55:05,267 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 168 [2020-10-12 17:55:05,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:55:05,277 INFO L225 Difference]: With dead ends: 2945 [2020-10-12 17:55:05,278 INFO L226 Difference]: Without dead ends: 1570 [2020-10-12 17:55:05,283 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 922 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=571, Invalid=2621, Unknown=0, NotChecked=0, Total=3192 [2020-10-12 17:55:05,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1570 states. [2020-10-12 17:55:05,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1570 to 1383. [2020-10-12 17:55:05,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1383 states. [2020-10-12 17:55:05,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 1383 states and 1610 transitions. [2020-10-12 17:55:05,633 INFO L78 Accepts]: Start accepts. Automaton has 1383 states and 1610 transitions. Word has length 168 [2020-10-12 17:55:05,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:55:05,633 INFO L479 AbstractCegarLoop]: Abstraction has 1383 states and 1610 transitions. [2020-10-12 17:55:05,633 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-12 17:55:05,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1610 transitions. [2020-10-12 17:55:05,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-10-12 17:55:05,640 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:55:05,640 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:55:05,641 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-12 17:55:05,641 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:55:05,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:55:05,641 INFO L82 PathProgramCache]: Analyzing trace with hash -1665927482, now seen corresponding path program 1 times [2020-10-12 17:55:05,642 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:55:05,642 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [600231727] [2020-10-12 17:55:05,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:55:05,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:05,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:05,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:05,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:05,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:05,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:06,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:06,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:06,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:06,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 234 [2020-10-12 17:55:06,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 17:55:06,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 800 [2020-10-12 17:55:06,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:06,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:06,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-12 17:55:06,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 147 [2020-10-12 17:55:06,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:06,749 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:55:06,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:55:06,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:06,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:06,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:06,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:06,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:06,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-12 17:55:06,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:06,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:06,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:06,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:06,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:06,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:55:06,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:06,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:06,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:06,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:06,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:06,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:06,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:06,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:06,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:06,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:06,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:06,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:55:06,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:06,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:06,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:06,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:06,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:06,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:06,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:06,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:06,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:06,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:06,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:06,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:55:06,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:06,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:06,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:06,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:06,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:06,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:06,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:06,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:06,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:06,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:06,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:06,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:55:06,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:06,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:06,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:06,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:06,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:06,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:06,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:06,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:06,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:06,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:06,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:06,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:55:06,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:06,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:06,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:06,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:06,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:06,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:06,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:06,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:06,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:06,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:06,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:06,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:55:06,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:06,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:06,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:06,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:06,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:06,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:06,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:06,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:06,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:06,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:06,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:06,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-12 17:55:06,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:06,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:06,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:06,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 17:55:06,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:06,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 17:55:06,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:06,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:06,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:06,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-12 17:55:06,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:06,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:06,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:06,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:06,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:06,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:55:06,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:06,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:55:06,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:06,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:06,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:06,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:06,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:06,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:06,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:06,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:06,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:06,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:55:06,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:06,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:55:06,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:06,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:06,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:06,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:06,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:06,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:06,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:06,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:06,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:06,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:55:06,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:06,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:06,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:06,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:06,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:06,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:06,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:06,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:06,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:06,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:06,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:06,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:55:06,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:06,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:06,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:06,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:06,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:06,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:06,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:06,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:55:06,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:06,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:06,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:06,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:55:06,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:06,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:06,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:06,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:06,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:06,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:06,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:06,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:06,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:06,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:06,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:06,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:55:06,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:06,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:06,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:06,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:06,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:06,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:06,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:06,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:06,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:06,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:06,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:06,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:06,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:06,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:06,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:06,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:06,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:06,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:06,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:06,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:55:06,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:06,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:06,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:06,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:06,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:06,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:06,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:06,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:06,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:06,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:06,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:07,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:55:07,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:07,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:07,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:07,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:55:07,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:07,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:07,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:07,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:07,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:07,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:07,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:07,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:07,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:07,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:07,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:07,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:07,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:07,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:07,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:07,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:07,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:07,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:07,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:07,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-12 17:55:07,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:07,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:07,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:07,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:07,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:07,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:07,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:07,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:07,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:07,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:07,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:07,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-12 17:55:07,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:07,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:07,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:07,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 17:55:07,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:07,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 17:55:07,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:07,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:07,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:07,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-12 17:55:07,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:07,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:07,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:07,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:07,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:07,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:07,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:07,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:07,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:07,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:07,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:07,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:07,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:07,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:55:07,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:07,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:07,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:07,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 17:55:07,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:07,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:07,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:07,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:07,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:07,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:07,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:07,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:07,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:07,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:07,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:07,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:07,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:07,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:07,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:07,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:07,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:07,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:07,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:07,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 17:55:07,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:07,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:07,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:07,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:07,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:07,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:07,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:07,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:07,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:07,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:07,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:07,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-12 17:55:07,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:07,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:07,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:07,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:07,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:07,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:07,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:07,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:07,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:07,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:07,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:07,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-12 17:55:07,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:07,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:07,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:07,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:07,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:07,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:07,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:07,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:07,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:07,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:07,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:07,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-12 17:55:07,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:07,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:07,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:07,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:07,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:07,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:07,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:07,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:07,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:07,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:07,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:07,144 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-10-12 17:55:07,145 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [600231727] [2020-10-12 17:55:07,145 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:55:07,145 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-12 17:55:07,146 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916051325] [2020-10-12 17:55:07,147 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-12 17:55:07,147 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:55:07,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-12 17:55:07,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-12 17:55:07,148 INFO L87 Difference]: Start difference. First operand 1383 states and 1610 transitions. Second operand 9 states. [2020-10-12 17:55:07,860 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:55:09,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:55:09,489 INFO L93 Difference]: Finished difference Result 2078 states and 2462 transitions. [2020-10-12 17:55:09,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-12 17:55:09,490 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 164 [2020-10-12 17:55:09,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:55:09,499 INFO L225 Difference]: With dead ends: 2078 [2020-10-12 17:55:09,500 INFO L226 Difference]: Without dead ends: 1515 [2020-10-12 17:55:09,502 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=149, Invalid=403, Unknown=0, NotChecked=0, Total=552 [2020-10-12 17:55:09,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1515 states. [2020-10-12 17:55:09,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1515 to 1347. [2020-10-12 17:55:09,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1347 states. [2020-10-12 17:55:09,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 1347 states and 1546 transitions. [2020-10-12 17:55:09,725 INFO L78 Accepts]: Start accepts. Automaton has 1347 states and 1546 transitions. Word has length 164 [2020-10-12 17:55:09,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:55:09,726 INFO L479 AbstractCegarLoop]: Abstraction has 1347 states and 1546 transitions. [2020-10-12 17:55:09,727 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-12 17:55:09,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1546 transitions. [2020-10-12 17:55:09,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-10-12 17:55:09,735 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:55:09,735 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:55:09,736 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-12 17:55:09,736 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:55:09,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:55:09,737 INFO L82 PathProgramCache]: Analyzing trace with hash 147702706, now seen corresponding path program 1 times [2020-10-12 17:55:09,737 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:55:09,737 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [154066802] [2020-10-12 17:55:09,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:55:09,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:09,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:09,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:09,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 236 [2020-10-12 17:55:10,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:55:10,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 372 [2020-10-12 17:55:10,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:10,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:10,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 162 [2020-10-12 17:55:10,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:10,425 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:55:10,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:55:10,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:10,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-12 17:55:10,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:10,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:10,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:55:10,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:10,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:55:10,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:10,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:10,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:10,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:10,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:55:10,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:10,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:55:10,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:10,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:10,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:10,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:10,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:55:10,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:10,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:55:10,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:10,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:10,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:10,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:10,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:10,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:10,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:55:10,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:10,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:10,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:10,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:10,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:55:10,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:10,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:55:10,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:10,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:10,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:10,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:10,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:10,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:10,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:55:10,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:10,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:10,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:10,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:10,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:10,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:10,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-12 17:55:10,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 17:55:10,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 17:55:10,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:10,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:10,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-12 17:55:10,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:10,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:10,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:55:10,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:55:10,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:10,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:10,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:10,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:10,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:10,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:55:10,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:55:10,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:10,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:10,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:10,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:10,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:10,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:55:10,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:10,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:10,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:10,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:10,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:10,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:10,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:55:10,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:10,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:10,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:10,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:10,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:10,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:55:10,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:55:10,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:10,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:10,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:10,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:10,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:10,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:10,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:55:10,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:10,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:10,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:10,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:10,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:10,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:10,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:10,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:10,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:10,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:10,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:10,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:10,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:55:10,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:10,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:10,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:10,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:10,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:10,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:10,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:55:10,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:55:10,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:10,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:10,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:10,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:10,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:10,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:10,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:10,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:10,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:10,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:10,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:10,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:10,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-12 17:55:10,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:10,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:10,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:10,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:10,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:10,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:10,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-12 17:55:10,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 17:55:10,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:55:10,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:10,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-12 17:55:10,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-12 17:55:10,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:10,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:10,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:10,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:10,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:10,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:10,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:10,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:10,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:55:10,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 17:55:10,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:55:10,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:10,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:10,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-12 17:55:10,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:10,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:10,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:10,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:10,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:10,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:10,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:10,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:10,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 17:55:10,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:10,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:10,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:10,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:10,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:10,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:10,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-12 17:55:10,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:10,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:10,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:10,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:10,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:10,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:10,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-12 17:55:10,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:10,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:10,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:10,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:10,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:10,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:10,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-12 17:55:10,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:10,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:10,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:10,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:10,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:10,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:10,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:10,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:10,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:10,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:10,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:10,822 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2020-10-12 17:55:10,823 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [154066802] [2020-10-12 17:55:10,823 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:55:10,823 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-12 17:55:10,823 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623488964] [2020-10-12 17:55:10,824 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-12 17:55:10,824 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:55:10,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-12 17:55:10,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-10-12 17:55:10,825 INFO L87 Difference]: Start difference. First operand 1347 states and 1546 transitions. Second operand 10 states. [2020-10-12 17:55:11,413 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:55:13,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:55:13,294 INFO L93 Difference]: Finished difference Result 2834 states and 3387 transitions. [2020-10-12 17:55:13,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-12 17:55:13,295 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 168 [2020-10-12 17:55:13,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:55:13,303 INFO L225 Difference]: With dead ends: 2834 [2020-10-12 17:55:13,304 INFO L226 Difference]: Without dead ends: 1515 [2020-10-12 17:55:13,308 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=125, Invalid=337, Unknown=0, NotChecked=0, Total=462 [2020-10-12 17:55:13,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1515 states. [2020-10-12 17:55:13,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1515 to 1347. [2020-10-12 17:55:13,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1347 states. [2020-10-12 17:55:13,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 1347 states and 1528 transitions. [2020-10-12 17:55:13,577 INFO L78 Accepts]: Start accepts. Automaton has 1347 states and 1528 transitions. Word has length 168 [2020-10-12 17:55:13,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:55:13,578 INFO L479 AbstractCegarLoop]: Abstraction has 1347 states and 1528 transitions. [2020-10-12 17:55:13,578 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-12 17:55:13,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1528 transitions. [2020-10-12 17:55:13,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2020-10-12 17:55:13,584 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:55:13,584 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:55:13,585 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-12 17:55:13,585 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:55:13,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:55:13,585 INFO L82 PathProgramCache]: Analyzing trace with hash 1113638304, now seen corresponding path program 1 times [2020-10-12 17:55:13,585 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:55:13,586 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [901584100] [2020-10-12 17:55:13,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:55:13,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:13,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:13,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:14,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:18,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:18,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 308 [2020-10-12 17:55:18,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:55:18,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-12 17:55:18,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:18,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-12 17:55:18,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:18,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 179 [2020-10-12 17:55:18,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:18,918 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:55:18,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:55:18,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:18,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:18,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:18,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:18,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:18,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-12 17:55:18,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:18,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:18,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:18,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:55:18,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:18,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:55:18,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:18,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:18,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:18,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:18,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:18,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:18,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:18,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:18,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:18,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:55:18,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:55:19,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:19,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:19,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:19,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:55:19,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:55:19,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:19,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:19,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:19,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:19,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:55:19,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:19,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:19,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:19,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:55:19,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:55:19,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:19,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:19,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:19,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:19,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:55:19,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:19,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:55:19,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:55:19,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:55:19,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:55:19,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-12 17:55:19,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 17:55:19,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:55:19,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-12 17:55:19,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:55:19,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:55:19,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-12 17:55:19,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:19,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:55:19,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:55:19,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:19,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-12 17:55:19,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:19,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:55:19,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:55:19,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:19,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:19,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:19,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:55:19,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:19,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:19,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:19,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:19,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:55:19,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:19,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:19,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:19,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:55:19,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:55:19,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:19,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:19,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:19,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:19,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:55:19,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:19,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:19,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:19,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:19,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:19,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:19,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:19,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:19,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:19,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:55:19,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:19,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:19,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:19,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:19,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:55:19,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:55:19,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:55:19,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:19,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:55:19,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:19,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:19,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:19,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:19,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:19,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-12 17:55:19,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:19,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:19,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:19,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:19,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-12 17:55:19,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-12 17:55:19,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-12 17:55:19,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 17:55:19,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:55:19,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-12 17:55:19,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:19,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:19,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:55:19,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:55:19,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:55:19,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:55:19,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:19,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:55:19,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 17:55:19,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-12 17:55:19,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:55:19,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-12 17:55:19,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:19,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:55:19,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 17:55:19,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:55:19,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 17:55:19,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:19,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:19,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:55:19,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:55:19,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:55:19,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 17:55:19,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:55:19,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:19,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:19,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:55:19,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:19,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:19,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:19,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:19,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:19,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:55:19,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 17:55:19,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:55:19,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:19,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-12 17:55:19,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:19,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:19,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:19,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:19,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:19,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 17:55:19,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:19,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:19,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:19,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:19,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2020-10-12 17:55:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:19,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:19,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:19,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:19,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:19,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-12 17:55:19,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 17:55:19,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:55:19,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:19,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-12 17:55:19,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:19,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:19,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:55:19,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:19,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:19,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:19,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:19,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:19,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:19,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:19,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:19,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 17:55:19,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:55:19,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:19,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:19,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:19,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:19,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:19,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:19,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:19,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:19,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:19,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-12 17:55:19,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:19,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:19,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:19,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:19,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:19,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2020-10-12 17:55:19,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:19,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:19,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:19,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:19,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:19,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:19,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:19,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:19,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:19,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:19,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:19,732 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 41 proven. 23 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2020-10-12 17:55:19,733 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [901584100] [2020-10-12 17:55:19,733 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:55:19,733 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-12 17:55:19,733 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350020610] [2020-10-12 17:55:19,735 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-12 17:55:19,735 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:55:19,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-12 17:55:19,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=291, Unknown=0, NotChecked=0, Total=342 [2020-10-12 17:55:19,736 INFO L87 Difference]: Start difference. First operand 1347 states and 1528 transitions. Second operand 19 states. [2020-10-12 17:55:21,028 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-10-12 17:55:21,893 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:55:24,267 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-10-12 17:55:24,879 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 192 [2020-10-12 17:55:25,514 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 192 [2020-10-12 17:55:26,063 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-10-12 17:55:26,594 WARN L193 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 192 [2020-10-12 17:55:28,282 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-10-12 17:55:28,944 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-10-12 17:55:29,409 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:55:29,710 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-10-12 17:55:30,346 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-10-12 17:55:30,727 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-10-12 17:55:31,311 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-10-12 17:55:31,604 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-10-12 17:55:32,176 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 199 [2020-10-12 17:55:32,782 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 200 [2020-10-12 17:55:33,290 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 189 [2020-10-12 17:55:33,956 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 200 [2020-10-12 17:55:34,631 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-10-12 17:55:39,717 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-10-12 17:55:40,274 WARN L193 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-10-12 17:55:41,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:55:41,834 INFO L93 Difference]: Finished difference Result 6155 states and 8098 transitions. [2020-10-12 17:55:41,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2020-10-12 17:55:41,841 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 220 [2020-10-12 17:55:41,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:55:41,872 INFO L225 Difference]: With dead ends: 6155 [2020-10-12 17:55:41,872 INFO L226 Difference]: Without dead ends: 4952 [2020-10-12 17:55:41,882 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 103 SyntacticMatches, 1 SemanticMatches, 102 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3756 ImplicationChecksByTransitivity, 13.2s TimeCoverageRelationStatistics Valid=1385, Invalid=9327, Unknown=0, NotChecked=0, Total=10712 [2020-10-12 17:55:41,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4952 states. [2020-10-12 17:55:42,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4952 to 4133. [2020-10-12 17:55:42,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4133 states. [2020-10-12 17:55:42,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4133 states to 4133 states and 4788 transitions. [2020-10-12 17:55:42,609 INFO L78 Accepts]: Start accepts. Automaton has 4133 states and 4788 transitions. Word has length 220 [2020-10-12 17:55:42,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:55:42,610 INFO L479 AbstractCegarLoop]: Abstraction has 4133 states and 4788 transitions. [2020-10-12 17:55:42,610 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-12 17:55:42,610 INFO L276 IsEmpty]: Start isEmpty. Operand 4133 states and 4788 transitions. [2020-10-12 17:55:42,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2020-10-12 17:55:42,623 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:55:42,623 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:55:42,624 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-12 17:55:42,624 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:55:42,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:55:42,624 INFO L82 PathProgramCache]: Analyzing trace with hash 1216772796, now seen corresponding path program 1 times [2020-10-12 17:55:42,624 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:55:42,625 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [206847800] [2020-10-12 17:55:42,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:55:42,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:42,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:42,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:43,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:44,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:47,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:47,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 314 [2020-10-12 17:55:47,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:55:47,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-12 17:55:47,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:47,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 29 [2020-10-12 17:55:47,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:47,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 265 [2020-10-12 17:55:47,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,051 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:55:48,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:55:48,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:48,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-12 17:55:48,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:48,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:55:48,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:55:48,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:48,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:48,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:48,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:55:48,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:55:48,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:48,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:48,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:48,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:55:48,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:55:48,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:48,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:48,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:48,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:48,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:55:48,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:48,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:48,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:48,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:55:48,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:55:48,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:48,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:48,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:48,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:48,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:55:48,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:48,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:48,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:55:48,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:55:48,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:55:48,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-12 17:55:48,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 17:55:48,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:55:48,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-12 17:55:48,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:55:48,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:55:48,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-12 17:55:48,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:48,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:55:48,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:55:48,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:48,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-12 17:55:48,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:48,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:55:48,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:55:48,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:48,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:48,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:48,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:55:48,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:48,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:48,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:48,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:48,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:55:48,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:48,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:48,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:48,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:55:48,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:55:48,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:48,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:48,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:48,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:48,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:55:48,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:48,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:48,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:48,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:48,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:48,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:48,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:48,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:48,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:55:48,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:48,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:48,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:48,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:48,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:55:48,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:55:48,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:48,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:48,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:55:48,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:48,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:48,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:48,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:48,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:48,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-12 17:55:48,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:48,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:48,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:48,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:48,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-12 17:55:48,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-12 17:55:48,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:55:48,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 241 [2020-10-12 17:55:48,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:55:48,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:55:48,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-12 17:55:48,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:48,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:48,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:48,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:55:48,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:55:48,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:55:48,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:55:48,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 17:55:48,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:55:48,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-12 17:55:48,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:55:48,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-12 17:55:48,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:55:48,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:48,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:55:48,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:55:48,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:55:48,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:55:48,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:48,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:48,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:48,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:48,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:48,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 17:55:48,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:55:48,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:48,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:48,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 17:55:48,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:48,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:48,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:48,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:48,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:48,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:48,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:55:48,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 17:55:48,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:55:48,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:48,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-12 17:55:48,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:48,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:48,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:48,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:48,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:48,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 17:55:48,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:48,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:48,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:48,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:48,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-10-12 17:55:48,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:48,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:48,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:55:48,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:55:48,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:55:48,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2020-10-12 17:55:48,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:48,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:55:48,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:55:48,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:55:48,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:55:48,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-12 17:55:48,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 17:55:48,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 17:55:48,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:55:48,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 17:55:48,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 17:55:48,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:48,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:55:48,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:55:48,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:55:48,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 17:55:48,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:48,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:48,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:48,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:55:48,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:55:48,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 17:55:48,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:55:48,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:48,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:48,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:55:48,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:48,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:48,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:48,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:48,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:48,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:48,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-12 17:55:48,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:48,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:48,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:48,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:48,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:48,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-12 17:55:48,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:48,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:48,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:48,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:48,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:48,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:48,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:48,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:48,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:48,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:48,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:48,989 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 24 proven. 33 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-10-12 17:55:48,990 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [206847800] [2020-10-12 17:55:48,990 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:55:48,990 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-12 17:55:48,990 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804402146] [2020-10-12 17:55:48,991 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-12 17:55:48,991 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:55:48,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-12 17:55:48,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=444, Unknown=0, NotChecked=0, Total=506 [2020-10-12 17:55:48,992 INFO L87 Difference]: Start difference. First operand 4133 states and 4788 transitions. Second operand 23 states. [2020-10-12 17:55:49,549 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:55:50,404 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:55:52,658 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:55:53,250 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 192 [2020-10-12 17:55:53,803 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-10-12 17:55:54,343 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-10-12 17:55:54,886 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2020-10-12 17:55:55,436 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 196 [2020-10-12 17:55:55,761 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:56,045 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:58,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:55:58,683 INFO L93 Difference]: Finished difference Result 5080 states and 6196 transitions. [2020-10-12 17:55:58,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2020-10-12 17:55:58,684 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 224 [2020-10-12 17:55:58,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:55:58,686 INFO L225 Difference]: With dead ends: 5080 [2020-10-12 17:55:58,686 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 17:55:58,698 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 85 SyntacticMatches, 2 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1197 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=692, Invalid=3730, Unknown=0, NotChecked=0, Total=4422 [2020-10-12 17:55:58,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 17:55:58,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 17:55:58,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 17:55:58,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 17:55:58,700 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 224 [2020-10-12 17:55:58,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:55:58,700 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 17:55:58,701 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-10-12 17:55:58,701 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 17:55:58,701 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 17:55:58,701 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-12 17:55:58,703 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 17:56:05,670 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 423 DAG size of output: 377 [2020-10-12 17:56:06,242 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 408 DAG size of output: 358 [2020-10-12 17:56:09,809 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 340 [2020-10-12 17:56:11,484 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 378 [2020-10-12 17:56:12,404 WARN L193 SmtUtils]: Spent 912.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 22 [2020-10-12 17:56:12,599 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2020-10-12 17:56:12,823 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2020-10-12 17:56:13,259 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 27 [2020-10-12 17:56:13,460 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 1 [2020-10-12 17:56:14,198 WARN L193 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 30 [2020-10-12 17:56:14,504 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2020-10-12 17:56:15,433 WARN L193 SmtUtils]: Spent 917.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 42 [2020-10-12 17:56:16,114 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 33 [2020-10-12 17:56:16,340 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 27 [2020-10-12 17:56:17,886 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 181 DAG size of output: 32 [2020-10-12 17:56:18,977 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 168 DAG size of output: 24 [2020-10-12 17:56:20,092 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 152 DAG size of output: 25 [2020-10-12 17:56:20,568 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 27 [2020-10-12 17:56:21,040 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 27 [2020-10-12 17:56:21,324 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-12 17:56:21,579 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:56:22,672 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 163 DAG size of output: 35 [2020-10-12 17:56:23,525 WARN L193 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 31 [2020-10-12 17:56:23,837 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-12 17:56:25,284 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 171 DAG size of output: 31 [2020-10-12 17:56:26,473 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 152 DAG size of output: 25 [2020-10-12 17:56:27,477 WARN L193 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 34 [2020-10-12 17:56:27,717 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2020-10-12 17:56:28,867 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 166 DAG size of output: 30 [2020-10-12 17:56:30,142 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 284 DAG size of output: 45 [2020-10-12 17:56:31,296 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 268 DAG size of output: 41 [2020-10-12 17:56:32,540 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 159 DAG size of output: 29 [2020-10-12 17:56:33,218 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 22 [2020-10-12 17:56:33,688 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 27 [2020-10-12 17:56:34,272 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 28 [2020-10-12 17:56:34,534 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-12 17:56:35,001 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 27 [2020-10-12 17:56:35,459 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 27 [2020-10-12 17:56:36,553 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 161 DAG size of output: 32 [2020-10-12 17:56:37,005 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 20 [2020-10-12 17:56:37,521 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 21 [2020-10-12 17:56:37,727 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2020-10-12 17:56:38,205 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 27 [2020-10-12 17:56:40,159 WARN L193 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 203 DAG size of output: 51 [2020-10-12 17:56:42,393 WARN L193 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 168 DAG size of output: 34 [2020-10-12 17:56:42,968 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 19 [2020-10-12 17:56:43,976 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 255 DAG size of output: 41 [2020-10-12 17:56:44,186 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 1 [2020-10-12 17:56:44,329 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 27 [2020-10-12 17:56:44,899 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 27 [2020-10-12 17:56:45,949 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 146 DAG size of output: 22 [2020-10-12 17:56:46,194 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2020-10-12 17:56:47,398 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 166 DAG size of output: 30 [2020-10-12 17:56:47,975 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 19 [2020-10-12 17:56:49,579 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 181 DAG size of output: 32 [2020-10-12 17:56:50,814 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 287 DAG size of output: 41 [2020-10-12 17:56:50,819 INFO L268 CegarLoopResult]: For program point L696(lines 696 700) no Hoare annotation was computed. [2020-10-12 17:56:50,819 INFO L268 CegarLoopResult]: For program point L696-1(lines 696 700) no Hoare annotation was computed. [2020-10-12 17:56:50,819 INFO L268 CegarLoopResult]: For program point L691(line 691) no Hoare annotation was computed. [2020-10-12 17:56:50,819 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 665 720) no Hoare annotation was computed. [2020-10-12 17:56:50,819 INFO L268 CegarLoopResult]: For program point L690-2(lines 690 711) no Hoare annotation was computed. [2020-10-12 17:56:50,820 INFO L268 CegarLoopResult]: For program point L712(lines 689 713) no Hoare annotation was computed. [2020-10-12 17:56:50,820 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 665 720) no Hoare annotation was computed. [2020-10-12 17:56:50,820 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 665 720) no Hoare annotation was computed. [2020-10-12 17:56:50,820 INFO L268 CegarLoopResult]: For program point L766(line 766) no Hoare annotation was computed. [2020-10-12 17:56:50,820 INFO L268 CegarLoopResult]: For program point L766-1(line 766) no Hoare annotation was computed. [2020-10-12 17:56:50,821 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 721 780) no Hoare annotation was computed. [2020-10-12 17:56:50,821 INFO L268 CegarLoopResult]: For program point L753(lines 753 757) no Hoare annotation was computed. [2020-10-12 17:56:50,821 INFO L268 CegarLoopResult]: For program point L753-1(lines 753 757) no Hoare annotation was computed. [2020-10-12 17:56:50,821 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 721 780) no Hoare annotation was computed. [2020-10-12 17:56:50,821 INFO L268 CegarLoopResult]: For program point L748(line 748) no Hoare annotation was computed. [2020-10-12 17:56:50,821 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 721 780) no Hoare annotation was computed. [2020-10-12 17:56:50,821 INFO L268 CegarLoopResult]: For program point L747-2(lines 747 772) no Hoare annotation was computed. [2020-10-12 17:56:50,821 INFO L268 CegarLoopResult]: For program point L773(lines 746 774) no Hoare annotation was computed. [2020-10-12 17:56:50,822 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-10-12 17:56:50,822 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-10-12 17:56:50,822 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-10-12 17:56:50,822 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-10-12 17:56:50,822 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-10-12 17:56:50,822 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 266 288) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:56:50,822 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 266 288) no Hoare annotation was computed. [2020-10-12 17:56:50,823 INFO L264 CegarLoopResult]: At program point L278(line 278) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:56:50,823 INFO L264 CegarLoopResult]: At program point L278-1(line 278) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:56:50,823 INFO L268 CegarLoopResult]: For program point L276(lines 276 283) no Hoare annotation was computed. [2020-10-12 17:56:50,823 INFO L268 CegarLoopResult]: For program point L276-1(lines 276 283) no Hoare annotation was computed. [2020-10-12 17:56:50,823 INFO L268 CegarLoopResult]: For program point L274(line 274) no Hoare annotation was computed. [2020-10-12 17:56:50,824 INFO L264 CegarLoopResult]: At program point L273(line 273) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:56:50,824 INFO L264 CegarLoopResult]: At program point L272(line 272) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:56:50,824 INFO L264 CegarLoopResult]: At program point L272-1(line 272) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:56:50,824 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 266 288) no Hoare annotation was computed. [2020-10-12 17:56:50,824 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 222 245) no Hoare annotation was computed. [2020-10-12 17:56:50,824 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 222 245) no Hoare annotation was computed. [2020-10-12 17:56:50,824 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 222 245) no Hoare annotation was computed. [2020-10-12 17:56:50,824 INFO L268 CegarLoopResult]: For program point L240(line 240) no Hoare annotation was computed. [2020-10-12 17:56:50,825 INFO L268 CegarLoopResult]: For program point L239(line 239) no Hoare annotation was computed. [2020-10-12 17:56:50,825 INFO L268 CegarLoopResult]: For program point L238(line 238) no Hoare annotation was computed. [2020-10-12 17:56:50,825 INFO L268 CegarLoopResult]: For program point L237(line 237) no Hoare annotation was computed. [2020-10-12 17:56:50,825 INFO L268 CegarLoopResult]: For program point L236(line 236) no Hoare annotation was computed. [2020-10-12 17:56:50,825 INFO L268 CegarLoopResult]: For program point L235(line 235) no Hoare annotation was computed. [2020-10-12 17:56:50,825 INFO L268 CegarLoopResult]: For program point L234(line 234) no Hoare annotation was computed. [2020-10-12 17:56:50,825 INFO L268 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed. [2020-10-12 17:56:50,825 INFO L268 CegarLoopResult]: For program point L232(line 232) no Hoare annotation was computed. [2020-10-12 17:56:50,825 INFO L268 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-10-12 17:56:50,826 INFO L268 CegarLoopResult]: For program point L230(line 230) no Hoare annotation was computed. [2020-10-12 17:56:50,826 INFO L268 CegarLoopResult]: For program point L229(line 229) no Hoare annotation was computed. [2020-10-12 17:56:50,826 INFO L268 CegarLoopResult]: For program point L228(line 228) no Hoare annotation was computed. [2020-10-12 17:56:50,826 INFO L268 CegarLoopResult]: For program point L227(line 227) no Hoare annotation was computed. [2020-10-12 17:56:50,826 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 464 472) no Hoare annotation was computed. [2020-10-12 17:56:50,826 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 464 472) the Hoare annotation is: true [2020-10-12 17:56:50,826 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 464 472) no Hoare annotation was computed. [2020-10-12 17:56:50,826 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 528 546) the Hoare annotation is: true [2020-10-12 17:56:50,826 INFO L268 CegarLoopResult]: For program point L537(lines 537 541) no Hoare annotation was computed. [2020-10-12 17:56:50,826 INFO L271 CegarLoopResult]: At program point L535(line 535) the Hoare annotation is: true [2020-10-12 17:56:50,826 INFO L268 CegarLoopResult]: For program point L537-2(lines 537 541) no Hoare annotation was computed. [2020-10-12 17:56:50,826 INFO L268 CegarLoopResult]: For program point L535-1(line 535) no Hoare annotation was computed. [2020-10-12 17:56:50,826 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 528 546) no Hoare annotation was computed. [2020-10-12 17:56:50,826 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 528 546) no Hoare annotation was computed. [2020-10-12 17:56:50,827 INFO L268 CegarLoopResult]: For program point L480(lines 480 488) no Hoare annotation was computed. [2020-10-12 17:56:50,827 INFO L268 CegarLoopResult]: For program point L480-2(lines 480 488) no Hoare annotation was computed. [2020-10-12 17:56:50,827 INFO L268 CegarLoopResult]: For program point L503(line 503) no Hoare annotation was computed. [2020-10-12 17:56:50,827 INFO L268 CegarLoopResult]: For program point L503-1(line 503) no Hoare annotation was computed. [2020-10-12 17:56:50,827 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 473 508) no Hoare annotation was computed. [2020-10-12 17:56:50,827 INFO L268 CegarLoopResult]: For program point L492(lines 492 500) no Hoare annotation was computed. [2020-10-12 17:56:50,827 INFO L268 CegarLoopResult]: For program point L492-2(lines 492 500) no Hoare annotation was computed. [2020-10-12 17:56:50,827 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 473 508) no Hoare annotation was computed. [2020-10-12 17:56:50,827 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 473 508) no Hoare annotation was computed. [2020-10-12 17:56:50,827 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-10-12 17:56:50,827 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-10-12 17:56:50,827 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 619 664) no Hoare annotation was computed. [2020-10-12 17:56:50,827 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 619 664) no Hoare annotation was computed. [2020-10-12 17:56:50,827 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 619 664) no Hoare annotation was computed. [2020-10-12 17:56:50,828 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 932 977) no Hoare annotation was computed. [2020-10-12 17:56:50,828 INFO L268 CegarLoopResult]: For program point L952(lines 952 959) no Hoare annotation was computed. [2020-10-12 17:56:50,828 INFO L268 CegarLoopResult]: For program point L946(lines 946 966) no Hoare annotation was computed. [2020-10-12 17:56:50,828 INFO L268 CegarLoopResult]: For program point L946-1(lines 946 966) no Hoare annotation was computed. [2020-10-12 17:56:50,828 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 932 977) no Hoare annotation was computed. [2020-10-12 17:56:50,828 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 932 977) no Hoare annotation was computed. [2020-10-12 17:56:50,828 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 255 265) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:56:50,828 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 255 265) no Hoare annotation was computed. [2020-10-12 17:56:50,828 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 255 265) no Hoare annotation was computed. [2020-10-12 17:56:50,829 INFO L264 CegarLoopResult]: At program point L260(line 260) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:56:50,829 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 453 463) the Hoare annotation is: true [2020-10-12 17:56:50,829 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 453 463) no Hoare annotation was computed. [2020-10-12 17:56:50,829 INFO L271 CegarLoopResult]: At program point L458(line 458) the Hoare annotation is: true [2020-10-12 17:56:50,829 INFO L268 CegarLoopResult]: For program point L458-1(line 458) no Hoare annotation was computed. [2020-10-12 17:56:50,829 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 453 463) no Hoare annotation was computed. [2020-10-12 17:56:50,829 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 445 452) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (<= 1 ~waterLevel~0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3))) [2020-10-12 17:56:50,829 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 445 452) no Hoare annotation was computed. [2020-10-12 17:56:50,829 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 445 452) no Hoare annotation was computed. [2020-10-12 17:56:50,830 INFO L268 CegarLoopResult]: For program point L169(lines 169 175) no Hoare annotation was computed. [2020-10-12 17:56:50,830 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 165 178) no Hoare annotation was computed. [2020-10-12 17:56:50,830 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 165 178) the Hoare annotation is: true [2020-10-12 17:56:50,830 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 165 178) no Hoare annotation was computed. [2020-10-12 17:56:50,830 INFO L264 CegarLoopResult]: At program point L413(line 413) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (<= 1 ~waterLevel~0))) (.cse3 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3))) [2020-10-12 17:56:50,830 INFO L268 CegarLoopResult]: For program point L413-1(lines 394 418) no Hoare annotation was computed. [2020-10-12 17:56:50,830 INFO L264 CegarLoopResult]: At program point L408(line 408) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (<= 1 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2))) [2020-10-12 17:56:50,830 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 394 418) no Hoare annotation was computed. [2020-10-12 17:56:50,831 INFO L264 CegarLoopResult]: At program point L404(line 404) the Hoare annotation is: (let ((.cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 1 processEnvironment_~tmp~3))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (<= 1 ~waterLevel~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse2 .cse6 (not (<= 2 ~waterLevel~0))) (or .cse0 .cse5 .cse2 (not (= ~waterLevel~0 1)) .cse6) (or .cse0 .cse1 .cse5 .cse2 .cse3) (or .cse0 .cse2 .cse3 .cse4 .cse6))) [2020-10-12 17:56:50,831 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 394 418) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (<= 1 ~waterLevel~0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3))) [2020-10-12 17:56:50,831 INFO L268 CegarLoopResult]: For program point L402(lines 402 410) no Hoare annotation was computed. [2020-10-12 17:56:50,831 INFO L264 CegarLoopResult]: At program point L400(line 400) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (<= 1 ~waterLevel~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse2 .cse3 .cse5 .cse4) (or .cse0 .cse1 .cse2 .cse6 (not (<= 2 ~waterLevel~0))) (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1)) .cse6) (or .cse0 .cse2 .cse3 .cse5 .cse6))) [2020-10-12 17:56:50,831 INFO L268 CegarLoopResult]: For program point L400-1(line 400) no Hoare annotation was computed. [2020-10-12 17:56:50,831 INFO L268 CegarLoopResult]: For program point L398(lines 398 415) no Hoare annotation was computed. [2020-10-12 17:56:50,831 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 360 366) no Hoare annotation was computed. [2020-10-12 17:56:50,831 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 360 366) the Hoare annotation is: true [2020-10-12 17:56:50,831 INFO L268 CegarLoopResult]: For program point L578-1(lines 578 584) no Hoare annotation was computed. [2020-10-12 17:56:50,832 INFO L264 CegarLoopResult]: At program point testENTRY(lines 548 611) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:56:50,832 INFO L264 CegarLoopResult]: At program point L570(line 570) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 1)) (.cse0 (<= 1 ~systemActive~0)) (.cse5 (<= 1 |old(~waterLevel~0)|)) (.cse6 (<= |old(~waterLevel~0)| 1)) (.cse2 (<= test_~splverifierCounter~0 0)) (.cse8 (<= 2 ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse7 (<= 1 ~methaneLevelCritical~0)) (.cse4 (= ~methAndRunningLastTime~0 0))) (or (not .cse0) (and .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse5 .cse6 .cse2 .cse3 .cse7 .cse4) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse2 .cse8 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse4) (and .cse0 .cse5 .cse6 .cse2 .cse8 .cse3 .cse7 .cse4))) [2020-10-12 17:56:50,832 INFO L264 CegarLoopResult]: At program point L601(lines 558 603) the Hoare annotation is: (let ((.cse3 (<= 1 ~methaneLevelCritical~0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= ~methAndRunningLastTime~0 0))) (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~pumpRunning~0)| 0)) (and .cse1 .cse5 .cse2 .cse3 .cse4) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse1 .cse5 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse4) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse4))) [2020-10-12 17:56:50,832 INFO L268 CegarLoopResult]: For program point L568(lines 568 574) no Hoare annotation was computed. [2020-10-12 17:56:50,832 INFO L268 CegarLoopResult]: For program point L568-1(lines 568 574) no Hoare annotation was computed. [2020-10-12 17:56:50,832 INFO L268 CegarLoopResult]: For program point testFINAL(lines 548 611) no Hoare annotation was computed. [2020-10-12 17:56:50,832 INFO L268 CegarLoopResult]: For program point L560(lines 560 564) no Hoare annotation was computed. [2020-10-12 17:56:50,832 INFO L264 CegarLoopResult]: At program point L604(lines 557 605) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:56:50,832 INFO L268 CegarLoopResult]: For program point L594(lines 594 598) no Hoare annotation was computed. [2020-10-12 17:56:50,832 INFO L264 CegarLoopResult]: At program point L594-2(lines 588 599) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (<= 1 ~methaneLevelCritical~0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse4 (= ~methAndRunningLastTime~0 0))) (or (not (<= 1 ~systemActive~0)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse4) (not (= |old(~waterLevel~0)| 1)) (and .cse1 .cse5 .cse3 .cse4) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse1 .cse5 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse4))) [2020-10-12 17:56:50,832 INFO L268 CegarLoopResult]: For program point L559(lines 558 603) no Hoare annotation was computed. [2020-10-12 17:56:50,833 INFO L268 CegarLoopResult]: For program point L588(lines 588 599) no Hoare annotation was computed. [2020-10-12 17:56:50,833 INFO L264 CegarLoopResult]: At program point L580(line 580) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse3 (<= 1 ~methaneLevelCritical~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse4 (<= 2 ~waterLevel~0)) (.cse2 (= ~methAndRunningLastTime~0 0))) (or (not (<= 1 ~systemActive~0)) (and (= ~waterLevel~0 1) .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1 .cse3 .cse2) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse4 .cse1 .cse3 .cse2) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse4 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse2))) [2020-10-12 17:56:50,833 INFO L268 CegarLoopResult]: For program point testEXIT(lines 548 611) no Hoare annotation was computed. [2020-10-12 17:56:50,833 INFO L268 CegarLoopResult]: For program point L578(lines 578 584) no Hoare annotation was computed. [2020-10-12 17:56:50,833 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 886 931) no Hoare annotation was computed. [2020-10-12 17:56:50,833 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 886 931) no Hoare annotation was computed. [2020-10-12 17:56:50,833 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 886 931) no Hoare annotation was computed. [2020-10-12 17:56:50,833 INFO L268 CegarLoopResult]: For program point L906(lines 906 913) no Hoare annotation was computed. [2020-10-12 17:56:50,833 INFO L268 CegarLoopResult]: For program point L900(lines 900 920) no Hoare annotation was computed. [2020-10-12 17:56:50,833 INFO L268 CegarLoopResult]: For program point L900-1(lines 900 920) no Hoare annotation was computed. [2020-10-12 17:56:50,833 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 419 426) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= ~methAndRunningLastTime~0 0)) (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-12 17:56:50,833 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 419 426) no Hoare annotation was computed. [2020-10-12 17:56:50,833 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 419 426) no Hoare annotation was computed. [2020-10-12 17:56:50,833 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 179 187) no Hoare annotation was computed. [2020-10-12 17:56:50,834 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 179 187) the Hoare annotation is: true [2020-10-12 17:56:50,834 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 179 187) no Hoare annotation was computed. [2020-10-12 17:56:50,834 INFO L264 CegarLoopResult]: At program point L316(line 316) the Hoare annotation is: (let ((.cse5 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (= ~pumpRunning~0 0))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse6 .cse2) (or .cse0 .cse5 .cse6 .cse1 .cse2) (or .cse0 .cse4 .cse6 .cse2 .cse3))) [2020-10-12 17:56:50,834 INFO L268 CegarLoopResult]: For program point L314(lines 314 320) no Hoare annotation was computed. [2020-10-12 17:56:50,834 INFO L268 CegarLoopResult]: For program point L313(lines 313 323) no Hoare annotation was computed. [2020-10-12 17:56:50,834 INFO L264 CegarLoopResult]: At program point L311(line 311) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (and (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (<= ~methaneLevelCritical~0 __utac_acc__Specification2_spec__2_~tmp~1)) .cse1 (not (<= 1 ~waterLevel~0)) .cse2) (or .cse0 .cse3 .cse2 (not (<= 2 ~waterLevel~0))) (or .cse0 (not (= ~waterLevel~0 1)) .cse1 .cse3 .cse2))) [2020-10-12 17:56:50,834 INFO L268 CegarLoopResult]: For program point L311-1(line 311) no Hoare annotation was computed. [2020-10-12 17:56:50,834 INFO L268 CegarLoopResult]: For program point L309(lines 309 326) no Hoare annotation was computed. [2020-10-12 17:56:50,834 INFO L268 CegarLoopResult]: For program point L309-1(lines 301 329) no Hoare annotation was computed. [2020-10-12 17:56:50,834 INFO L264 CegarLoopResult]: At program point L307(line 307) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= 2 ~waterLevel~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (= ~pumpRunning~0 0))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2 .cse4 .cse3) (or .cse0 .cse6 .cse4 .cse3 .cse5) (or .cse0 .cse2 (not (<= 1 ~waterLevel~0)) .cse6 .cse4 .cse3))) [2020-10-12 17:56:50,834 INFO L268 CegarLoopResult]: For program point L307-1(line 307) no Hoare annotation was computed. [2020-10-12 17:56:50,835 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 301 329) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= 2 ~waterLevel~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (= ~pumpRunning~0 0))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2 .cse4 .cse3) (or .cse0 .cse6 .cse4 .cse3 .cse5) (or .cse0 .cse2 (not (<= 1 ~waterLevel~0)) .cse6 .cse4 .cse3))) [2020-10-12 17:56:50,835 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 301 329) no Hoare annotation was computed. [2020-10-12 17:56:50,835 INFO L268 CegarLoopResult]: For program point L141(lines 141 149) no Hoare annotation was computed. [2020-10-12 17:56:50,835 INFO L268 CegarLoopResult]: For program point L141-2(lines 141 149) no Hoare annotation was computed. [2020-10-12 17:56:50,835 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 133 155) no Hoare annotation was computed. [2020-10-12 17:56:50,835 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 133 155) no Hoare annotation was computed. [2020-10-12 17:56:50,835 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 133 155) no Hoare annotation was computed. [2020-10-12 17:56:50,835 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 293 300) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-12 17:56:50,836 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 293 300) no Hoare annotation was computed. [2020-10-12 17:56:50,836 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 293 300) no Hoare annotation was computed. [2020-10-12 17:56:50,836 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-10-12 17:56:50,836 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-10-12 17:56:50,836 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-10-12 17:56:50,836 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 783 885) no Hoare annotation was computed. [2020-10-12 17:56:50,836 INFO L268 CegarLoopResult]: For program point L832-2(lines 832 852) no Hoare annotation was computed. [2020-10-12 17:56:50,836 INFO L268 CegarLoopResult]: For program point L853(lines 831 854) no Hoare annotation was computed. [2020-10-12 17:56:50,836 INFO L268 CegarLoopResult]: For program point L812(lines 812 828) no Hoare annotation was computed. [2020-10-12 17:56:50,836 INFO L268 CegarLoopResult]: For program point L872(lines 872 879) no Hoare annotation was computed. [2020-10-12 17:56:50,837 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 783 885) no Hoare annotation was computed. [2020-10-12 17:56:50,837 INFO L268 CegarLoopResult]: For program point L833(lines 832 852) no Hoare annotation was computed. [2020-10-12 17:56:50,837 INFO L268 CegarLoopResult]: For program point L864(line 864) no Hoare annotation was computed. [2020-10-12 17:56:50,837 INFO L268 CegarLoopResult]: For program point L864-1(line 864) no Hoare annotation was computed. [2020-10-12 17:56:50,837 INFO L268 CegarLoopResult]: For program point L829(lines 829 870) no Hoare annotation was computed. [2020-10-12 17:56:50,837 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 783 885) no Hoare annotation was computed. [2020-10-12 17:56:50,837 INFO L268 CegarLoopResult]: For program point L848(line 848) no Hoare annotation was computed. [2020-10-12 17:56:50,837 INFO L268 CegarLoopResult]: For program point L848-1(line 848) no Hoare annotation was computed. [2020-10-12 17:56:50,837 INFO L268 CegarLoopResult]: For program point L807(lines 807 811) no Hoare annotation was computed. [2020-10-12 17:56:50,838 INFO L268 CegarLoopResult]: For program point L871(lines 871 882) no Hoare annotation was computed. [2020-10-12 17:56:50,838 INFO L268 CegarLoopResult]: For program point L834(lines 834 838) no Hoare annotation was computed. [2020-10-12 17:56:50,838 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:56:50,838 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-12 17:56:50,838 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:56:50,838 INFO L264 CegarLoopResult]: At program point L433(line 433) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2 .cse3 .cse4))) [2020-10-12 17:56:50,839 INFO L268 CegarLoopResult]: For program point L433-1(line 433) no Hoare annotation was computed. [2020-10-12 17:56:50,839 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 428 444) no Hoare annotation was computed. [2020-10-12 17:56:50,839 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 428 444) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2 .cse3 .cse4))) [2020-10-12 17:56:50,839 INFO L264 CegarLoopResult]: At program point L439(line 439) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 (and (<= ~methaneLevelCritical~0 activatePump_~tmp~4) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) .cse2 .cse3) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3))) [2020-10-12 17:56:50,839 INFO L268 CegarLoopResult]: For program point L439-1(lines 428 444) no Hoare annotation was computed. [2020-10-12 17:56:50,839 INFO L268 CegarLoopResult]: For program point L435(lines 435 441) no Hoare annotation was computed. [2020-10-12 17:56:50,839 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 156 164) no Hoare annotation was computed. [2020-10-12 17:56:50,839 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 156 164) no Hoare annotation was computed. [2020-10-12 17:56:50,839 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 156 164) no Hoare annotation was computed. [2020-10-12 17:56:50,840 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 509 527) no Hoare annotation was computed. [2020-10-12 17:56:50,840 INFO L268 CegarLoopResult]: For program point L518(lines 518 522) no Hoare annotation was computed. [2020-10-12 17:56:50,840 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 509 527) the Hoare annotation is: true [2020-10-12 17:56:50,840 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 509 527) no Hoare annotation was computed. [2020-10-12 17:56:50,840 INFO L271 CegarLoopResult]: At program point L516(line 516) the Hoare annotation is: true [2020-10-12 17:56:50,840 INFO L268 CegarLoopResult]: For program point L518-2(lines 518 522) no Hoare annotation was computed. [2020-10-12 17:56:50,840 INFO L268 CegarLoopResult]: For program point L516-1(line 516) no Hoare annotation was computed. [2020-10-12 17:56:50,840 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 112 123) the Hoare annotation is: (let ((.cse4 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse7 (not (<= 2 ~waterLevel~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (= ~waterLevel~0 1))) (.cse3 (not (= ~pumpRunning~0 0))) (.cse6 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse5 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse3 .cse6 .cse5 .cse7) (or .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse4 .cse7) (or .cse0 .cse1 .cse2 .cse3 .cse6 .cse5))) [2020-10-12 17:56:50,841 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 112 123) no Hoare annotation was computed. [2020-10-12 17:56:50,841 INFO L268 CegarLoopResult]: For program point L116-1(lines 112 123) no Hoare annotation was computed. [2020-10-12 17:56:50,841 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:56:50,841 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-12 17:56:50,841 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:56:50,841 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 124 132) the Hoare annotation is: true [2020-10-12 17:56:50,841 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 124 132) no Hoare annotation was computed. [2020-10-12 17:56:50,841 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 124 132) no Hoare annotation was computed. [2020-10-12 17:56:50,842 INFO L264 CegarLoopResult]: At program point L349(line 349) the Hoare annotation is: (let ((.cse9 (+ ~waterLevel~0 1))) (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (<= .cse9 |old(~waterLevel~0)|)) (.cse4 (<= |old(~waterLevel~0)| .cse9)) (.cse1 (not (<= 2 |old(~waterLevel~0)|))) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse8 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 (and .cse3 .cse4) .cse5 .cse6) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse7 .cse8) (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (and .cse3 .cse7 .cse4 (= ~methAndRunningLastTime~0 0)) .cse1 (and .cse7 .cse5) .cse6) (or .cse2 (and .cse7 .cse8))))) [2020-10-12 17:56:50,842 INFO L264 CegarLoopResult]: At program point L347(lines 347 353) the Hoare annotation is: (let ((.cse7 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse15 (= ~methaneLevelCritical~0 0)) (.cse16 (+ ~waterLevel~0 1)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse13 (<= 2 ~waterLevel~0)) (.cse11 (= ~methAndRunningLastTime~0 0)) (.cse17 (<= 1 ~systemActive~0))) (let ((.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not .cse17)) (.cse1 (not (<= 2 |old(~waterLevel~0)|))) (.cse2 (and .cse17 .cse5 .cse13 .cse11)) (.cse10 (<= .cse16 |old(~waterLevel~0)|)) (.cse9 (= ~pumpRunning~0 0)) (.cse12 (<= |old(~waterLevel~0)| .cse16)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse14 (not .cse15)) (.cse8 (and .cse15 .cse7))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (and .cse5 .cse6 .cse7) .cse3 .cse8) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 (and .cse6 .cse9) .cse4 (and .cse10 .cse9 .cse11 .cse12)) (or (and .cse5 .cse6) .cse0 (not (= |old(~waterLevel~0)| 1)) .cse3 .cse4) (or .cse0 (and .cse10 .cse13 .cse12) .cse1 .cse2 .cse14 (and .cse10 .cse9 .cse12) .cse4) (or .cse14 .cse8)))) [2020-10-12 17:56:50,842 INFO L264 CegarLoopResult]: At program point L342(line 342) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (<= 1 ~systemActive~0)) (not (<= 1 ~methaneLevelCritical~0)) (not (<= 2 |old(~waterLevel~0)|)) .cse0 (not (= |old(~methAndRunningLastTime~0)| 0))) (not (= |old(~pumpRunning~0)| 0)) (or (not (= ~methaneLevelCritical~0 0)) .cse0))) [2020-10-12 17:56:50,842 INFO L268 CegarLoopResult]: For program point L340(lines 339 358) no Hoare annotation was computed. [2020-10-12 17:56:50,842 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 336 359) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (<= 1 ~systemActive~0)) (not (<= 1 ~methaneLevelCritical~0)) (not (<= 2 |old(~waterLevel~0)|)) .cse0 (not (= |old(~methAndRunningLastTime~0)| 0))) (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 17:56:50,843 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 336 359) no Hoare annotation was computed. [2020-10-12 17:56:50,843 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 336 359) no Hoare annotation was computed. [2020-10-12 17:56:50,843 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 191 220) no Hoare annotation was computed. [2020-10-12 17:56:50,843 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 191 220) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 17:56:50,843 INFO L271 CegarLoopResult]: At program point L216(lines 191 220) the Hoare annotation is: true [2020-10-12 17:56:50,843 INFO L268 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-10-12 17:56:50,843 INFO L268 CegarLoopResult]: For program point L205(lines 205 209) no Hoare annotation was computed. [2020-10-12 17:56:50,843 INFO L264 CegarLoopResult]: At program point L205-1(lines 205 209) the Hoare annotation is: (or (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:56:50,844 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-10-12 17:56:50,844 INFO L264 CegarLoopResult]: At program point L201-2(lines 201 215) the Hoare annotation is: (or (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:56:50,844 INFO L264 CegarLoopResult]: At program point L197(line 197) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 17:56:50,844 INFO L268 CegarLoopResult]: For program point L197-1(line 197) no Hoare annotation was computed. [2020-10-12 17:56:50,844 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 88 99) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (<= 2 |old(~waterLevel~0)|)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2020-10-12 17:56:50,844 INFO L268 CegarLoopResult]: For program point L92-1(lines 88 99) no Hoare annotation was computed. [2020-10-12 17:56:50,844 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 88 99) no Hoare annotation was computed. [2020-10-12 17:56:50,844 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 246 252) no Hoare annotation was computed. [2020-10-12 17:56:50,845 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 246 252) the Hoare annotation is: true [2020-10-12 17:56:50,845 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:56:50,845 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 ~systemActive~0) (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-10-12 17:56:50,845 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-12 17:56:50,845 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:56:50,845 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 368 392) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (<= 2 ~waterLevel~0))) (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1)) .cse3 .cse4) (or .cse0 .cse2 (not (<= 1 ~waterLevel~0)) (not (= ~methaneLevelCritical~0 0)) .cse3 .cse4))) [2020-10-12 17:56:50,845 INFO L264 CegarLoopResult]: At program point L382(line 382) the Hoare annotation is: (let ((.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (and (<= processEnvironment__wrappee__highWaterSensor_~tmp~2 0) (<= 0 processEnvironment__wrappee__highWaterSensor_~tmp~2) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (<= 2 ~waterLevel~0))) (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1)) .cse4) (or .cse0 .cse1 .cse3 (not (<= 1 ~waterLevel~0)) (not (= ~methaneLevelCritical~0 0)) .cse4))) [2020-10-12 17:56:50,845 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 368 392) no Hoare annotation was computed. [2020-10-12 17:56:50,846 INFO L264 CegarLoopResult]: At program point L378(line 378) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (<= 2 ~waterLevel~0))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse7 (not (= ~waterLevel~0 1))) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse2 .cse6 .cse3 .cse4 .cse5) (or .cse0 .cse2 .cse7 .cse6 .cse4) (or .cse0 .cse1 .cse2 .cse7 .cse4))) [2020-10-12 17:56:50,846 INFO L268 CegarLoopResult]: For program point L376(lines 376 384) no Hoare annotation was computed. [2020-10-12 17:56:50,846 INFO L264 CegarLoopResult]: At program point L374(line 374) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (<= 2 ~waterLevel~0))) (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1)) .cse3 .cse4) (or .cse0 .cse2 (not (<= 1 ~waterLevel~0)) (not (= ~methaneLevelCritical~0 0)) .cse3 .cse4))) [2020-10-12 17:56:50,846 INFO L268 CegarLoopResult]: For program point L374-1(line 374) no Hoare annotation was computed. [2020-10-12 17:56:50,846 INFO L268 CegarLoopResult]: For program point L372(lines 372 389) no Hoare annotation was computed. [2020-10-12 17:56:50,846 INFO L264 CegarLoopResult]: At program point L387(line 387) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= 2 ~waterLevel~0))) (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1)) .cse3) (or .cse0 .cse2 (not (<= 1 ~waterLevel~0)) (not (= ~methaneLevelCritical~0 0)) .cse3))) [2020-10-12 17:56:50,846 INFO L268 CegarLoopResult]: For program point L387-1(lines 368 392) no Hoare annotation was computed. [2020-10-12 17:56:50,847 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 100 111) no Hoare annotation was computed. [2020-10-12 17:56:50,847 INFO L268 CegarLoopResult]: For program point L104-1(lines 100 111) no Hoare annotation was computed. [2020-10-12 17:56:50,847 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 100 111) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= ~pumpRunning~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 (not (<= 2 |old(~waterLevel~0)|)) .cse4) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2 .cse3 .cse4))) [2020-10-12 17:56:50,847 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 979 986) no Hoare annotation was computed. [2020-10-12 17:56:50,847 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 983) no Hoare annotation was computed. [2020-10-12 17:56:50,847 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 979 986) the Hoare annotation is: true [2020-10-12 17:56:50,847 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 979 986) no Hoare annotation was computed. [2020-10-12 17:56:50,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 05:56:50 BoogieIcfgContainer [2020-10-12 17:56:50,873 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-12 17:56:50,875 INFO L168 Benchmark]: Toolchain (without parser) took 174168.12 ms. Allocated memory was 141.0 MB in the beginning and 1.8 GB in the end (delta: 1.7 GB). Free memory was 103.2 MB in the beginning and 536.0 MB in the end (delta: -432.9 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2020-10-12 17:56:50,875 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 141.0 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-12 17:56:50,877 INFO L168 Benchmark]: CACSL2BoogieTranslator took 659.43 ms. Allocated memory was 141.0 MB in the beginning and 203.4 MB in the end (delta: 62.4 MB). Free memory was 102.9 MB in the beginning and 170.7 MB in the end (delta: -67.8 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. [2020-10-12 17:56:50,878 INFO L168 Benchmark]: Boogie Preprocessor took 92.09 ms. Allocated memory is still 203.4 MB. Free memory was 170.7 MB in the beginning and 166.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2020-10-12 17:56:50,879 INFO L168 Benchmark]: RCFGBuilder took 1125.01 ms. Allocated memory was 203.4 MB in the beginning and 235.4 MB in the end (delta: 32.0 MB). Free memory was 166.1 MB in the beginning and 191.9 MB in the end (delta: -25.8 MB). Peak memory consumption was 80.2 MB. Max. memory is 7.1 GB. [2020-10-12 17:56:50,883 INFO L168 Benchmark]: TraceAbstraction took 172286.14 ms. Allocated memory was 235.4 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 190.5 MB in the beginning and 536.0 MB in the end (delta: -345.6 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. [2020-10-12 17:56:50,885 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 141.0 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 659.43 ms. Allocated memory was 141.0 MB in the beginning and 203.4 MB in the end (delta: 62.4 MB). Free memory was 102.9 MB in the beginning and 170.7 MB in the end (delta: -67.8 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.09 ms. Allocated memory is still 203.4 MB. Free memory was 170.7 MB in the beginning and 166.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1125.01 ms. Allocated memory was 203.4 MB in the beginning and 235.4 MB in the end (delta: 32.0 MB). Free memory was 166.1 MB in the beginning and 191.9 MB in the end (delta: -25.8 MB). Peak memory consumption was 80.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 172286.14 ms. Allocated memory was 235.4 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 190.5 MB in the beginning and 536.0 MB in the end (delta: -345.6 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 983]: 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: 558]: Loop Invariant Derived loop invariant: (((((((!(1 <= systemActive) || !(\old(waterLevel) == 1)) || ((((\old(waterLevel) == waterLevel && splverifierCounter <= 0) && pumpRunning == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || !(\old(pumpRunning) == 0)) || ((((splverifierCounter <= 0 && 2 <= waterLevel) && pumpRunning == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || !(\old(methaneLevelCritical) == 0)) || !(\old(methAndRunningLastTime) == 0)) || (((splverifierCounter <= 0 && 2 <= waterLevel) && \old(methaneLevelCritical) == methaneLevelCritical) && methAndRunningLastTime == 0)) || ((((\old(waterLevel) == waterLevel && splverifierCounter <= 0) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0) - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0 || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 557]: Loop Invariant Derived loop invariant: (((((!(1 <= systemActive) || !(\old(waterLevel) == 1)) || methaneLevelCritical == 0) || !(\old(pumpRunning) == 0)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 247 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 120.0s, OverallIterations: 9, TraceHistogramMax: 4, AutomataDifference: 75.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 52.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1633 SDtfs, 8025 SDslu, 3200 SDs, 0 SdLazy, 18302 SolverSat, 6263 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 29.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 946 GetRequests, 547 SyntacticMatches, 7 SemanticMatches, 392 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7444 ImplicationChecksByTransitivity, 39.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4133occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 2016 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 4636 PreInvPairs, 5550 NumberOfFragments, 2884 HoareAnnotationTreeSize, 4636 FomulaSimplifications, 1360459457 FormulaSimplificationTreeSizeReduction, 12.7s HoareSimplificationTime, 65 FomulaSimplificationsInter, 14335880 FormulaSimplificationTreeSizeReductionInter, 39.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 41.1s InterpolantComputationTime, 1384 NumberOfCodeBlocks, 1384 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1375 ConstructedInterpolants, 0 QuantifiedInterpolants, 718693 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 4 PerfectInterpolantSequences, 480/568 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...