/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --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 language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 17:10:40,687 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 17:10:40,691 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 17:10:40,748 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 17:10:40,748 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 17:10:40,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 17:10:40,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 17:10:40,763 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 17:10:40,767 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 17:10:40,774 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 17:10:40,776 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 17:10:40,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 17:10:40,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 17:10:40,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 17:10:40,784 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 17:10:40,786 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 17:10:40,787 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 17:10:40,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 17:10:40,798 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 17:10:40,807 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 17:10:40,809 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 17:10:40,811 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 17:10:40,812 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 17:10:40,815 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 17:10:40,823 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 17:10:40,824 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 17:10:40,824 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 17:10:40,825 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 17:10:40,826 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 17:10:40,830 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 17:10:40,830 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 17:10:40,831 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 17:10:40,833 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 17:10:40,834 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 17:10:40,835 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 17:10:40,835 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 17:10:40,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 17:10:40,837 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 17:10:40,838 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 17:10:40,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 17:10:40,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 17:10:40,848 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 [2020-10-28 17:10:40,903 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 17:10:40,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 17:10:40,905 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 17:10:40,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 17:10:40,906 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 17:10:40,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 17:10:40,906 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 17:10:40,906 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 17:10:40,907 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 17:10:40,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 17:10:40,907 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 17:10:40,907 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 17:10:40,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 17:10:40,908 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 17:10:40,908 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 17:10:40,908 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 17:10:40,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 17:10:40,909 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 17:10:40,909 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 17:10:40,909 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 17:10:40,909 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 17:10:40,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:10:40,910 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 17:10:40,910 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 17:10:40,910 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 17:10:40,910 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 17:10:40,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 17:10:40,911 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 17:10:40,911 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 17:10:40,911 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 17:10:41,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 17:10:41,358 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 17:10:41,362 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 17:10:41,364 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 17:10:41,364 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 17:10:41,365 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product61.cil.c [2020-10-28 17:10:41,460 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/90506829e/e5cbbc42ad0f4927b881fc88be80668b/FLAG974986c49 [2020-10-28 17:10:42,311 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 17:10:42,312 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product61.cil.c [2020-10-28 17:10:42,335 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/90506829e/e5cbbc42ad0f4927b881fc88be80668b/FLAG974986c49 [2020-10-28 17:10:42,533 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/90506829e/e5cbbc42ad0f4927b881fc88be80668b [2020-10-28 17:10:42,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 17:10:42,554 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 17:10:42,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 17:10:42,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 17:10:42,563 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 17:10:42,565 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:10:42" (1/1) ... [2020-10-28 17:10:42,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18573c53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:10:42, skipping insertion in model container [2020-10-28 17:10:42,570 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:10:42" (1/1) ... [2020-10-28 17:10:42,579 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 17:10:42,626 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 17:10:43,036 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:10:43,058 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 17:10:43,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:10:43,253 INFO L208 MainTranslator]: Completed translation [2020-10-28 17:10:43,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:10:43 WrapperNode [2020-10-28 17:10:43,254 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 17:10:43,255 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 17:10:43,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 17:10:43,256 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 17:10:43,269 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:10:43" (1/1) ... [2020-10-28 17:10:43,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:10:43" (1/1) ... [2020-10-28 17:10:43,290 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:10:43" (1/1) ... [2020-10-28 17:10:43,291 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:10:43" (1/1) ... [2020-10-28 17:10:43,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:10:43" (1/1) ... [2020-10-28 17:10:43,341 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:10:43" (1/1) ... [2020-10-28 17:10:43,380 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:10:43" (1/1) ... [2020-10-28 17:10:43,399 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 17:10:43,400 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 17:10:43,400 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 17:10:43,400 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 17:10:43,401 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:10:43" (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 [2020-10-28 17:10:43,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 17:10:43,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 17:10:43,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 17:10:43,526 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 17:10:43,526 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 17:10:43,527 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 17:10:43,527 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 17:10:43,528 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 17:10:43,528 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 17:10:43,528 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 17:10:43,530 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 17:10:43,530 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 17:10:43,531 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 17:10:43,531 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 17:10:43,531 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 17:10:43,532 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 17:10:43,533 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-28 17:10:43,533 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 17:10:43,533 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 17:10:43,534 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 17:10:43,534 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 17:10:43,534 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 17:10:43,534 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 17:10:43,535 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 17:10:43,535 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-28 17:10:43,535 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 17:10:43,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 17:10:43,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 17:10:43,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 17:10:43,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 17:10:43,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 17:10:43,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 17:10:43,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:10:43,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:10:43,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:10:43,537 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 17:10:43,538 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 17:10:43,538 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 17:10:43,538 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 17:10:43,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 17:10:43,539 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 17:10:43,540 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 17:10:43,540 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 17:10:43,541 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 17:10:43,542 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 17:10:43,542 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 17:10:43,542 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 17:10:43,542 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 17:10:43,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 17:10:43,543 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 17:10:43,543 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 17:10:43,543 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 17:10:43,543 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 17:10:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 17:10:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 17:10:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 17:10:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 17:10:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 17:10:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 17:10:43,546 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-28 17:10:43,546 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 17:10:43,546 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 17:10:43,546 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 17:10:43,547 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 17:10:43,547 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 17:10:43,547 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:10:43,547 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:10:43,547 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 17:10:43,548 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 17:10:43,548 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-28 17:10:43,548 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 17:10:43,548 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 17:10:43,550 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 17:10:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 17:10:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 17:10:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 17:10:43,552 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 17:10:43,552 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 17:10:43,552 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 17:10:43,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 17:10:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 17:10:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 17:10:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 17:10:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 17:10:43,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 17:10:43,554 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 17:10:43,554 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 17:10:43,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 17:10:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 17:10:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 17:10:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 17:10:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 17:10:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:10:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 17:10:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 17:10:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 17:10:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 17:10:43,557 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 17:10:43,557 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 17:10:43,557 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 17:10:43,557 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 17:10:43,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 17:10:43,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 17:10:43,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 17:10:45,289 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 17:10:45,290 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 17:10:45,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:10:45 BoogieIcfgContainer [2020-10-28 17:10:45,292 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 17:10:45,294 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 17:10:45,294 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 17:10:45,298 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 17:10:45,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 05:10:42" (1/3) ... [2020-10-28 17:10:45,299 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b7db7d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:10:45, skipping insertion in model container [2020-10-28 17:10:45,299 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:10:43" (2/3) ... [2020-10-28 17:10:45,300 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b7db7d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:10:45, skipping insertion in model container [2020-10-28 17:10:45,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:10:45" (3/3) ... [2020-10-28 17:10:45,302 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product61.cil.c [2020-10-28 17:10:45,314 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 17:10:45,320 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 17:10:45,335 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 17:10:45,365 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 17:10:45,365 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 17:10:45,365 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 17:10:45,365 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 17:10:45,365 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 17:10:45,366 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 17:10:45,366 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 17:10:45,366 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 17:10:45,390 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states. [2020-10-28 17:10:45,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-28 17:10:45,401 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:10:45,403 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] [2020-10-28 17:10:45,403 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:10:45,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:10:45,410 INFO L82 PathProgramCache]: Analyzing trace with hash -672828210, now seen corresponding path program 1 times [2020-10-28 17:10:45,420 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:10:45,421 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1283340557] [2020-10-28 17:10:45,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:10:45,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:45,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:45,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:46,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:46,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:48,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:49,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:49,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 17:10:49,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:10:49,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4148 [2020-10-28 17:10:49,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:49,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:49,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:49,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 17:10:49,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:49,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 17:10:50,698 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:10:50,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:50,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:50,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:50,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:50,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:50,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:50,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-28 17:10:50,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:50,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:50,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:50,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:50,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:50,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:50,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:10:50,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:50,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:50,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:50,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:50,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:50,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:50,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:50,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:50,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:50,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:50,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:50,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:50,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:10:50,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:50,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:50,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:50,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:50,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:50,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:50,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:50,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:50,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:50,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:50,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:50,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:50,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:10:50,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:50,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:50,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:50,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:50,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:50,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:50,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:50,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:50,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:50,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:50,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:50,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:50,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:10:50,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:50,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:50,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:50,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:50,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:50,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:50,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:50,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:50,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:50,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:50,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:50,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:50,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:10:50,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:50,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:50,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:50,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:50,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:50,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:50,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:50,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:50,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:50,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:50,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:50,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:50,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:10:50,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:50,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:50,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:50,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:10:50,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:50,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:10:50,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:50,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:50,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:50,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:10:50,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:50,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:50,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:50,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:50,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:50,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:50,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:50,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:50,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:50,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:50,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:50,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:50,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:50,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:50,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:50,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 17:10:50,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:50,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:50,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:50,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:50,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:50,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:50,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:50,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:50,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:50,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:10:50,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:50,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:50,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 17:10:50,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:50,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:50,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:50,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:50,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:50,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:50,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:50,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:50,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:50,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:10:50,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:50,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:50,878 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:10:50,879 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1283340557] [2020-10-28 17:10:50,881 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:10:50,882 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 17:10:50,882 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392314140] [2020-10-28 17:10:50,888 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 17:10:50,889 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:10:50,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 17:10:50,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:10:50,909 INFO L87 Difference]: Start difference. First operand 210 states. Second operand 4 states. [2020-10-28 17:10:53,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:10:53,103 INFO L93 Difference]: Finished difference Result 362 states and 462 transitions. [2020-10-28 17:10:53,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 17:10:53,105 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2020-10-28 17:10:53,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:10:53,120 INFO L225 Difference]: With dead ends: 362 [2020-10-28 17:10:53,121 INFO L226 Difference]: Without dead ends: 196 [2020-10-28 17:10:53,126 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:10:53,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2020-10-28 17:10:53,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 164. [2020-10-28 17:10:53,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2020-10-28 17:10:53,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 194 transitions. [2020-10-28 17:10:53,247 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 194 transitions. Word has length 60 [2020-10-28 17:10:53,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:10:53,248 INFO L481 AbstractCegarLoop]: Abstraction has 164 states and 194 transitions. [2020-10-28 17:10:53,248 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 17:10:53,248 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 194 transitions. [2020-10-28 17:10:53,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-28 17:10:53,252 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:10:53,253 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] [2020-10-28 17:10:53,253 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 17:10:53,253 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:10:53,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:10:53,254 INFO L82 PathProgramCache]: Analyzing trace with hash -1030103029, now seen corresponding path program 1 times [2020-10-28 17:10:53,254 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:10:53,254 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1322200711] [2020-10-28 17:10:53,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:10:53,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:53,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:53,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:53,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:56,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:56,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-28 17:10:56,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:10:56,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2918 [2020-10-28 17:10:56,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:56,211 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:56,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:56,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:10:56,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-28 17:10:56,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:56,663 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:10:56,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:56,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:56,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:56,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:56,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:56,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:56,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-10-28 17:10:56,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:56,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:56,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:56,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:56,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:10:56,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:56,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:10:56,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:56,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:56,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:56,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:56,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:56,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:56,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:56,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:56,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:56,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:56,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:10:56,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:56,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:10:56,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:56,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:56,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:56,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:56,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:56,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:56,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:56,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:56,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:56,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:56,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:10:56,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:56,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:10:56,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:56,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:56,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:56,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:56,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:56,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:10:56,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:56,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:56,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:56,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:56,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:56,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:56,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:10:56,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:56,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:56,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:56,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:56,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:56,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:56,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:56,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:56,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:56,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:56,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:10:56,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:56,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:10:56,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:56,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:56,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:56,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:56,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:56,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:56,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:56,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:56,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:56,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:56,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:56,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:56,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:10:56,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:56,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:56,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:56,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:10:56,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:56,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:10:56,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:56,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:56,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:56,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:56,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:10:56,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:56,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:56,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:56,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:56,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:56,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:56,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:56,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:56,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:56,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:56,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:56,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:56,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:56,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:56,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 17:10:56,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:56,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:56,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:56,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:56,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:56,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:56,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:56,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:56,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:56,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:10:56,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:56,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:56,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 17:10:56,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:56,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:56,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:56,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:56,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:56,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:56,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:56,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:56,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:56,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:10:56,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:56,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:56,895 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:10:56,896 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1322200711] [2020-10-28 17:10:56,896 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:10:56,896 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:10:56,896 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47811662] [2020-10-28 17:10:56,899 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:10:56,900 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:10:56,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:10:56,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:10:56,901 INFO L87 Difference]: Start difference. First operand 164 states and 194 transitions. Second operand 5 states. [2020-10-28 17:10:57,478 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:10:58,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:10:58,918 INFO L93 Difference]: Finished difference Result 332 states and 413 transitions. [2020-10-28 17:10:58,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-28 17:10:58,919 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2020-10-28 17:10:58,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:10:58,924 INFO L225 Difference]: With dead ends: 332 [2020-10-28 17:10:58,924 INFO L226 Difference]: Without dead ends: 196 [2020-10-28 17:10:58,926 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:10:58,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2020-10-28 17:10:58,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 164. [2020-10-28 17:10:58,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2020-10-28 17:10:58,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 193 transitions. [2020-10-28 17:10:58,991 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 193 transitions. Word has length 65 [2020-10-28 17:10:58,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:10:58,991 INFO L481 AbstractCegarLoop]: Abstraction has 164 states and 193 transitions. [2020-10-28 17:10:58,991 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:10:58,992 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 193 transitions. [2020-10-28 17:10:58,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-10-28 17:10:58,994 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:10:58,995 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] [2020-10-28 17:10:58,995 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 17:10:58,995 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:10:58,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:10:58,996 INFO L82 PathProgramCache]: Analyzing trace with hash 1800786768, now seen corresponding path program 1 times [2020-10-28 17:10:58,996 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:10:58,996 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1341928278] [2020-10-28 17:10:58,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:10:59,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:59,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:59,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:59,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:59,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:01,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:01,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:01,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:01,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:03,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:03,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:04,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:04,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-28 17:11:04,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-28 17:11:04,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 17:11:04,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:04,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:04,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:11:04,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 77 [2020-10-28 17:11:04,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:11:04,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:04,373 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:11:04,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:11:04,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:04,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:04,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:04,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:04,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:04,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 17:11:04,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:04,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:04,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:04,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:04,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:04,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:04,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:11:04,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:04,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:04,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:04,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:04,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:04,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:11:04,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:04,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:04,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:04,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:04,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:04,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:04,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:11:04,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:04,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:04,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:04,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:04,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:04,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:04,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:04,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:04,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:04,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:04,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:04,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:04,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:11:04,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:04,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:04,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:04,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:04,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:04,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:04,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:04,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:04,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:04,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:04,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:04,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:04,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:11:04,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:04,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:04,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:04,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:04,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:04,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:04,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:04,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:04,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:04,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:04,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:04,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:04,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:11:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:04,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:04,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:04,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:04,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:04,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:04,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:04,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:04,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:04,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:04,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:04,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:04,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:11:04,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:04,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:04,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:04,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:11:04,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:04,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:04,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:04,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:04,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:04,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:04,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:04,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:04,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:11:04,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:04,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:04,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:04,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:04,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:04,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:04,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:04,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:04,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:04,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:04,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:04,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:04,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 17:11:04,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:04,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:04,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:04,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:04,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 17:11:04,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:11:04,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 17:11:04,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:04,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:04,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:11:04,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 17:11:04,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:11:04,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:04,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:04,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:04,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:04,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:04,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:04,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 17:11:04,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:11:04,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 17:11:04,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:04,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:04,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:11:04,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:11:04,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:11:04,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:04,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:04,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:04,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:04,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:04,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:11:04,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:04,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:11:04,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:04,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:04,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:11:04,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:11:04,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 17:11:04,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:04,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:04,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:04,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:04,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:04,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:04,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:04,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:11:04,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:04,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:04,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:04,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:04,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:11:04,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:04,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-28 17:11:04,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:04,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:04,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:04,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:04,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:04,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:04,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:04,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:04,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:04,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:11:04,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:04,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:04,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 17:11:04,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:04,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:04,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:04,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:04,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:04,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:04,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:04,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:04,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:04,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:11:04,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:04,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:04,643 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:11:04,643 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1341928278] [2020-10-28 17:11:04,643 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:11:04,643 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 17:11:04,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940956998] [2020-10-28 17:11:04,644 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 17:11:04,645 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:11:04,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 17:11:04,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:11:04,645 INFO L87 Difference]: Start difference. First operand 164 states and 193 transitions. Second operand 7 states. [2020-10-28 17:11:05,158 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:11:07,335 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:11:08,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:11:08,446 INFO L93 Difference]: Finished difference Result 485 states and 625 transitions. [2020-10-28 17:11:08,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-28 17:11:08,447 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 83 [2020-10-28 17:11:08,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:11:08,451 INFO L225 Difference]: With dead ends: 485 [2020-10-28 17:11:08,452 INFO L226 Difference]: Without dead ends: 349 [2020-10-28 17:11:08,454 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 32 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2020-10-28 17:11:08,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2020-10-28 17:11:08,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 286. [2020-10-28 17:11:08,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 286 states. [2020-10-28 17:11:08,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 338 transitions. [2020-10-28 17:11:08,541 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 338 transitions. Word has length 83 [2020-10-28 17:11:08,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:11:08,542 INFO L481 AbstractCegarLoop]: Abstraction has 286 states and 338 transitions. [2020-10-28 17:11:08,542 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 17:11:08,542 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 338 transitions. [2020-10-28 17:11:08,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-28 17:11:08,549 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:11:08,549 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] [2020-10-28 17:11:08,550 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 17:11:08,550 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:11:08,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:11:08,550 INFO L82 PathProgramCache]: Analyzing trace with hash 631374274, now seen corresponding path program 1 times [2020-10-28 17:11:08,551 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:11:08,553 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [466333411] [2020-10-28 17:11:08,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:11:08,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:08,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:08,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:08,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:10,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:10,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:10,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:10,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:12,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:12,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:13,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:13,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 143 [2020-10-28 17:11:13,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 17:11:13,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 17:11:13,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:13,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:13,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:13,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 17:11:13,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:11:13,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:14,036 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:11:14,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:11:14,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:14,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:14,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:14,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:14,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:14,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 17:11:14,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:14,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:14,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:14,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:14,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:14,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:14,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:11:14,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:14,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:14,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:14,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:14,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:14,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:14,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:14,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:14,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:14,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:14,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:14,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:14,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:11:14,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:14,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:14,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:14,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:14,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:14,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:14,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:14,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:14,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:14,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:14,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:14,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:14,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:11:14,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:14,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:14,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:14,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:14,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:14,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:14,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:14,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:14,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:14,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:14,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:14,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:14,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:11:14,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:14,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:14,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:14,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:14,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:14,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:14,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:14,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:14,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:14,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:14,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:14,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:14,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:11:14,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:14,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:14,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:14,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:14,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:14,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:14,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:14,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:14,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:14,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:14,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:14,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:14,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 17:11:14,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:14,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:14,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:14,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:11:14,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:14,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:11:14,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:14,131 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:14,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:14,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:11:14,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:14,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:14,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:11:14,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:14,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:14,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:14,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:14,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:14,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:14,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:14,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:14,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:14,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:14,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:14,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:14,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 17:11:14,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:14,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:14,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:14,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:14,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:14,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-28 17:11:14,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:11:14,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-28 17:11:14,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:14,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:14,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:14,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-28 17:11:14,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:14,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:14,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:14,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:14,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:14,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:14,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:14,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:14,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 17:11:14,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:11:14,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-28 17:11:14,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:14,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:14,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:14,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:14,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:14,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:14,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:14,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:14,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:14,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:14,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:14,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:14,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 17:11:14,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:11:14,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-28 17:11:14,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:14,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:14,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:14,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:14,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:14,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:14,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:14,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:14,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:14,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:14,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:14,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:11:14,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:11:14,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 17:11:14,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:14,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:14,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:14,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:14,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:14,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:14,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:11:14,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:14,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:14,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:14,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:11:14,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:14,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:14,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:14,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:14,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:14,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:14,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:14,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:14,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:11:14,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:14,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:14,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:14,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:14,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:14,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:14,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:14,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:14,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:14,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:14,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:14,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:14,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 17:11:14,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:14,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:14,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:14,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:14,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:14,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:14,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:14,439 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:14,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:14,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:11:14,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:14,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:11:14,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-28 17:11:14,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:14,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:14,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:14,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:14,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:14,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:14,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:14,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:14,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:14,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:11:14,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:14,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:14,461 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:11:14,462 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [466333411] [2020-10-28 17:11:14,462 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:11:14,462 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 17:11:14,463 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579027152] [2020-10-28 17:11:14,465 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 17:11:14,465 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:11:14,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 17:11:14,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 17:11:14,470 INFO L87 Difference]: Start difference. First operand 286 states and 338 transitions. Second operand 6 states. [2020-10-28 17:11:15,168 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:11:16,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:11:16,647 INFO L93 Difference]: Finished difference Result 515 states and 610 transitions. [2020-10-28 17:11:16,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 17:11:16,651 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2020-10-28 17:11:16,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:11:16,660 INFO L225 Difference]: With dead ends: 515 [2020-10-28 17:11:16,660 INFO L226 Difference]: Without dead ends: 293 [2020-10-28 17:11:16,663 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-10-28 17:11:16,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2020-10-28 17:11:16,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 256. [2020-10-28 17:11:16,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 256 states. [2020-10-28 17:11:16,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 291 transitions. [2020-10-28 17:11:16,750 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 291 transitions. Word has length 93 [2020-10-28 17:11:16,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:11:16,751 INFO L481 AbstractCegarLoop]: Abstraction has 256 states and 291 transitions. [2020-10-28 17:11:16,751 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 17:11:16,751 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 291 transitions. [2020-10-28 17:11:16,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-10-28 17:11:16,752 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:11:16,753 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] [2020-10-28 17:11:16,753 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 17:11:16,753 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:11:16,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:11:16,754 INFO L82 PathProgramCache]: Analyzing trace with hash -684143197, now seen corresponding path program 1 times [2020-10-28 17:11:16,754 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:11:16,754 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [157799128] [2020-10-28 17:11:16,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:11:16,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:16,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:16,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:17,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:17,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:17,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:17,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:19,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:19,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:21,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:21,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-28 17:11:21,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 17:11:21,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-28 17:11:21,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:21,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:21,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:11:21,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 87 [2020-10-28 17:11:21,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-28 17:11:21,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:22,244 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:11:22,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:11:22,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:22,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:22,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:22,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:22,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:22,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-28 17:11:22,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:22,331 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:22,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:22,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:22,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:22,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:11:22,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:11:22,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:22,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:22,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:22,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:22,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:22,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:22,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:22,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:22,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:22,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:22,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:22,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:22,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:11:22,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:22,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:22,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:22,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:22,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:22,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:22,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:22,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:22,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:22,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:22,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:22,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:22,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:11:22,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:22,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:22,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:22,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:22,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:22,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:22,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:22,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:22,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:22,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:22,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:22,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:22,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:11:22,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:22,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:22,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:22,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:22,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:22,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:22,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:22,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:22,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:22,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:22,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:22,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:22,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:11:22,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:22,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:22,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:22,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:22,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:22,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:22,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:22,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:22,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:22,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:22,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:22,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:22,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:11:22,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:22,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:22,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:22,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:11:22,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:22,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:11:22,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:22,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:22,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:22,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:22,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:22,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:22,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:11:22,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:22,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:22,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:22,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:22,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:22,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:22,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:22,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:22,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:22,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:22,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:22,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:22,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 17:11:22,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:22,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:22,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:22,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:22,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:22,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:23,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:23,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-28 17:11:23,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:11:23,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 766 [2020-10-28 17:11:23,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:23,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:23,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:23,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:23,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 17:11:23,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:11:23,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:23,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:23,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:23,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:23,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:23,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:23,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:23,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 17:11:23,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:11:23,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 324 [2020-10-28 17:11:23,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:23,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:23,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:23,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:23,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:11:23,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:23,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:23,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:23,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:23,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:23,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:23,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 17:11:23,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:11:23,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 103 [2020-10-28 17:11:23,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:23,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:23,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:23,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:23,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:11:23,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:23,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:23,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:23,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:23,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:23,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:23,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:11:23,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:11:23,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 17:11:23,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:23,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:23,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:23,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:23,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 17:11:23,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:23,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:11:23,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:23,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:23,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:23,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:11:23,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:23,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:23,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:23,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:23,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:23,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:23,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:23,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:23,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:11:23,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:23,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:23,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:23,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:23,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:23,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:11:23,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:23,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:23,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:23,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:23,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:11:23,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:23,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-28 17:11:23,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:23,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:23,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:23,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:23,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:23,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:11:23,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:23,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:23,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:23,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:23,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:11:23,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:23,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-28 17:11:23,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:23,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:23,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:23,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:23,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:23,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:11:23,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:23,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:23,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:11:23,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:23,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:11:23,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:23,741 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-28 17:11:23,741 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [157799128] [2020-10-28 17:11:23,741 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:11:23,742 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 17:11:23,742 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522020043] [2020-10-28 17:11:23,742 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:11:23,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:11:23,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:11:23,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:11:23,743 INFO L87 Difference]: Start difference. First operand 256 states and 291 transitions. Second operand 9 states. [2020-10-28 17:11:24,390 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:11:25,277 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:11:26,558 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:11:27,003 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:11:27,653 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:11:28,049 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-28 17:11:29,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:11:29,032 INFO L93 Difference]: Finished difference Result 526 states and 628 transitions. [2020-10-28 17:11:29,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-28 17:11:29,032 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 97 [2020-10-28 17:11:29,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:11:29,036 INFO L225 Difference]: With dead ends: 526 [2020-10-28 17:11:29,036 INFO L226 Difference]: Without dead ends: 298 [2020-10-28 17:11:29,038 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-10-28 17:11:29,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2020-10-28 17:11:29,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 255. [2020-10-28 17:11:29,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 255 states. [2020-10-28 17:11:29,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 288 transitions. [2020-10-28 17:11:29,095 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 288 transitions. Word has length 97 [2020-10-28 17:11:29,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:11:29,096 INFO L481 AbstractCegarLoop]: Abstraction has 255 states and 288 transitions. [2020-10-28 17:11:29,096 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:11:29,096 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 288 transitions. [2020-10-28 17:11:29,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-10-28 17:11:29,097 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:11:29,098 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:11:29,098 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 17:11:29,098 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:11:29,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:11:29,099 INFO L82 PathProgramCache]: Analyzing trace with hash 1961417822, now seen corresponding path program 1 times [2020-10-28 17:11:29,099 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:11:29,099 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1676974478] [2020-10-28 17:11:29,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:11:29,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:29,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:29,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:29,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 167 [2020-10-28 17:11:29,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:29,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 310 [2020-10-28 17:11:29,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:29,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:29,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:11:29,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-28 17:11:29,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:11:29,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:29,828 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:11:29,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:11:29,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:29,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:29,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:29,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:29,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:29,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 17:11:29,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:29,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:29,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:29,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:29,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:29,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:29,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:11:29,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:29,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:29,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:29,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:29,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:29,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:29,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:29,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:29,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:29,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:29,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:29,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:29,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:11:29,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:29,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:29,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:29,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:29,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:29,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:29,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:29,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:29,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:29,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:29,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:29,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:29,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:11:29,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:29,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:29,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:29,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:29,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:29,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:29,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:29,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:29,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:29,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:29,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:29,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:29,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:11:29,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:29,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:29,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:29,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:29,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:29,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:29,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:29,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:29,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:29,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:29,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:29,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:29,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:11:29,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:29,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:29,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:29,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:29,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:29,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:29,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:29,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:29,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:29,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:29,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:29,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 17:11:29,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:11:29,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:29,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:29,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:29,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:11:29,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:29,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:29,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:29,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:29,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:29,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:29,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:29,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:29,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:11:29,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:29,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:29,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:29,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:29,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:29,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:29,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:29,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:29,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:29,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:29,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:29,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:29,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 17:11:29,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:29,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:29,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:29,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 17:11:29,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:29,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 17:11:29,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:29,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:29,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:11:29,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 17:11:29,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:11:29,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:29,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:29,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:29,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:29,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:29,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 17:11:29,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:29,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 17:11:29,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:29,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:29,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:11:29,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 17:11:29,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:11:29,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:29,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:29,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:29,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:30,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:30,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 17:11:30,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:30,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 17:11:30,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:30,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:30,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:11:30,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:11:30,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:11:30,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:30,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:30,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:30,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:30,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:30,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:11:30,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:30,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:11:30,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:30,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:30,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:11:30,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 17:11:30,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:11:30,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:30,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:11:30,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:30,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:30,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:30,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:11:30,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:30,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:11:30,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:30,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:30,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:11:30,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:30,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:11:30,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:30,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:11:30,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:30,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:30,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:30,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 17:11:30,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:30,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:11:30,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:30,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:30,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:30,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 17:11:30,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:30,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:30,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:11:30,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:30,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:30,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:30,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:11:30,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:30,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:30,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:30,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:30,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:30,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:30,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:30,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:30,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:11:30,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:30,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:30,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:30,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:30,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:30,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:30,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:30,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:30,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:30,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:30,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:30,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:30,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:11:30,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:30,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:30,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:30,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:30,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:30,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:30,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:30,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:30,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:30,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:30,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:30,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:30,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-28 17:11:30,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:30,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:30,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:30,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:30,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:30,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:30,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:30,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:30,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:30,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:11:30,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:30,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:30,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-28 17:11:30,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:30,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:30,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:30,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:30,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:30,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:30,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:30,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:30,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:30,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:11:30,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:30,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:30,158 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:11:30,159 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1676974478] [2020-10-28 17:11:30,160 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:11:30,160 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 17:11:30,160 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874347452] [2020-10-28 17:11:30,161 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:11:30,162 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:11:30,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:11:30,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:11:30,163 INFO L87 Difference]: Start difference. First operand 255 states and 288 transitions. Second operand 8 states. [2020-10-28 17:11:31,388 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:11:31,781 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:11:32,156 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:11:33,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:11:33,472 INFO L93 Difference]: Finished difference Result 526 states and 634 transitions. [2020-10-28 17:11:33,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 17:11:33,481 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 113 [2020-10-28 17:11:33,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:11:33,484 INFO L225 Difference]: With dead ends: 526 [2020-10-28 17:11:33,484 INFO L226 Difference]: Without dead ends: 299 [2020-10-28 17:11:33,485 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:11:33,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2020-10-28 17:11:33,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 259. [2020-10-28 17:11:33,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 259 states. [2020-10-28 17:11:33,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 292 transitions. [2020-10-28 17:11:33,564 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 292 transitions. Word has length 113 [2020-10-28 17:11:33,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:11:33,565 INFO L481 AbstractCegarLoop]: Abstraction has 259 states and 292 transitions. [2020-10-28 17:11:33,565 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:11:33,565 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 292 transitions. [2020-10-28 17:11:33,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-10-28 17:11:33,566 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:11:33,567 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:11:33,567 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 17:11:33,567 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:11:33,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:11:33,568 INFO L82 PathProgramCache]: Analyzing trace with hash 1976936540, now seen corresponding path program 1 times [2020-10-28 17:11:33,568 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:11:33,568 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1216285815] [2020-10-28 17:11:33,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:11:33,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:33,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:33,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:33,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 167 [2020-10-28 17:11:33,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:33,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 271 [2020-10-28 17:11:33,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:33,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:33,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:11:33,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 100 [2020-10-28 17:11:33,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:11:33,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:34,219 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:11:34,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:11:34,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:34,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:34,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:34,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:34,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:34,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-28 17:11:34,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:34,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:34,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:34,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:34,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:34,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:34,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:11:34,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:34,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:34,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:34,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:34,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:34,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:34,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:34,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:34,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:34,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:34,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:34,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:34,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:11:34,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:34,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:34,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:34,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:34,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:34,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:34,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:34,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:34,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:34,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:34,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:34,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:34,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:11:34,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:34,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:34,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:34,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:34,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:34,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:34,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:34,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:34,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:34,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:34,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:34,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:34,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:11:34,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:34,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:34,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:34,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:34,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:34,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:34,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:34,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:34,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:34,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:34,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:34,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:34,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:11:34,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:34,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:34,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:34,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:34,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:34,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:34,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:34,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:34,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:34,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:34,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:34,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:34,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:11:34,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:34,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:34,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:34,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:11:34,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:34,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:34,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:34,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:34,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:34,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:34,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:34,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:34,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:11:34,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:34,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:34,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:34,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:34,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:34,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:34,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:34,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:34,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:34,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:34,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:34,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:34,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 17:11:34,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:34,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:34,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:34,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 17:11:34,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:34,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-28 17:11:34,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:34,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:34,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:11:34,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 17:11:34,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:11:34,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:34,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:34,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:34,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:34,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 17:11:34,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:34,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 17:11:34,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:34,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:34,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:11:34,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 17:11:34,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:11:34,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:34,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:34,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:34,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:34,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:34,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 17:11:34,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:34,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 17:11:34,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:34,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:34,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:11:34,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 17:11:34,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:11:34,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:34,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:34,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:34,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:34,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:34,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:11:34,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:34,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:11:34,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:34,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:34,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:11:34,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:34,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 17:11:34,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:34,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:11:34,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:34,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:34,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:34,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:11:34,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:34,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:34,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:34,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:34,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:34,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:34,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:34,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:11:34,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:11:34,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:34,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:34,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:34,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 17:11:34,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:34,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:11:34,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:34,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:34,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:34,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 17:11:34,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:34,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:34,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:11:34,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:34,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:34,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:34,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:11:34,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:34,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:34,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:34,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:34,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:34,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:34,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:34,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:34,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:11:34,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:34,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:34,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:34,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:34,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:34,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:34,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:34,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:34,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:34,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:34,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:34,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:34,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:11:34,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:34,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:34,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:34,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:34,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:34,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:34,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:34,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:34,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:34,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:34,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:34,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:34,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-28 17:11:34,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:34,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:34,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:34,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:34,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:34,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:34,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:34,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:34,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:34,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:11:34,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:34,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:34,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-28 17:11:34,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:34,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:34,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:34,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:34,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:34,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:34,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:34,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:34,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:34,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:11:34,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:34,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:34,583 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:11:34,584 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1216285815] [2020-10-28 17:11:34,584 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:11:34,584 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 17:11:34,584 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777180715] [2020-10-28 17:11:34,585 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:11:34,585 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:11:34,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:11:34,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:11:34,586 INFO L87 Difference]: Start difference. First operand 259 states and 292 transitions. Second operand 9 states. [2020-10-28 17:11:35,836 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:11:36,233 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 17:11:36,627 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:11:37,024 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:11:38,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:11:38,356 INFO L93 Difference]: Finished difference Result 534 states and 641 transitions. [2020-10-28 17:11:38,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 17:11:38,356 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 113 [2020-10-28 17:11:38,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:11:38,359 INFO L225 Difference]: With dead ends: 534 [2020-10-28 17:11:38,359 INFO L226 Difference]: Without dead ends: 303 [2020-10-28 17:11:38,360 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-28 17:11:38,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2020-10-28 17:11:38,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 264. [2020-10-28 17:11:38,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2020-10-28 17:11:38,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 297 transitions. [2020-10-28 17:11:38,419 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 297 transitions. Word has length 113 [2020-10-28 17:11:38,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:11:38,420 INFO L481 AbstractCegarLoop]: Abstraction has 264 states and 297 transitions. [2020-10-28 17:11:38,420 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:11:38,420 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 297 transitions. [2020-10-28 17:11:38,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-10-28 17:11:38,421 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:11:38,422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:11:38,422 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 17:11:38,422 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:11:38,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:11:38,422 INFO L82 PathProgramCache]: Analyzing trace with hash 35884511, now seen corresponding path program 1 times [2020-10-28 17:11:38,423 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:11:38,423 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [569806003] [2020-10-28 17:11:38,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:11:38,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:38,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:38,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:38,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 167 [2020-10-28 17:11:38,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:38,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 516 [2020-10-28 17:11:38,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:38,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:38,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:11:38,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:11:38,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 92 [2020-10-28 17:11:38,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:39,315 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:11:39,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:11:39,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:39,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:39,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:39,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:39,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:39,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-28 17:11:39,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:39,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:39,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:39,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:39,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:11:39,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:39,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:11:39,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:39,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:39,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:39,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:39,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:39,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:39,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:39,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:39,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:39,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:39,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:11:39,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:39,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:11:39,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:39,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:39,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:39,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:39,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:39,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:39,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:39,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:39,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:39,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:39,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:11:39,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:39,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:11:39,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:39,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:39,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:39,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:39,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:39,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:39,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:39,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:39,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:39,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:39,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:11:39,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:39,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:11:39,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:39,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:39,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:39,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:39,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:39,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:39,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:39,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:39,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:39,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:39,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:11:39,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:39,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:11:39,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:39,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:39,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:39,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:39,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:39,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:39,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:39,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:39,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:39,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:39,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:11:39,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:39,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:11:39,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:39,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:39,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:39,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:11:39,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:39,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:11:39,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:39,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:39,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:39,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:39,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:11:39,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:39,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:11:39,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:39,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:39,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:39,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:39,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:39,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:39,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:39,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:39,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:39,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:39,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:39,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:39,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 17:11:39,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:39,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:39,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:39,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 17:11:39,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:39,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 17:11:39,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:39,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:39,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:39,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 17:11:39,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-28 17:11:39,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:39,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:39,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:39,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:39,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:39,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 17:11:39,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:39,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:11:39,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:39,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:39,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:39,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:39,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 17:11:39,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:39,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:39,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:39,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:39,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:39,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 17:11:39,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:39,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:11:39,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:39,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:39,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:39,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:39,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 17:11:39,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:39,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:39,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:39,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:39,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:39,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:11:39,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:39,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:11:39,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:39,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:39,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:39,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:39,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:11:39,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:39,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:11:39,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:39,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:39,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:39,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:11:39,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:39,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:39,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:39,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:39,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:39,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:39,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:11:39,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:39,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:11:39,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:39,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:39,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:39,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 17:11:39,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:39,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:11:39,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:39,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:39,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:39,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:39,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-28 17:11:39,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:39,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:11:39,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:39,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:39,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:39,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:11:39,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:39,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:39,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:39,594 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:39,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:39,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:39,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:39,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:39,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:11:39,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:39,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:39,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:39,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:39,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:39,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:39,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:39,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:39,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:39,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:39,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:39,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:39,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:11:39,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:39,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:39,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:39,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:39,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:39,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:39,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:39,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:39,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:39,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:39,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:39,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:39,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-28 17:11:39,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:39,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:39,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:39,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:39,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:39,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:39,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:39,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:39,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:39,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:11:39,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:39,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:39,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-28 17:11:39,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:39,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:39,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:39,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:39,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:39,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:39,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:39,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:39,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:39,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:11:39,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:39,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:39,643 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:11:39,643 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [569806003] [2020-10-28 17:11:39,644 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:11:39,644 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 17:11:39,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721350261] [2020-10-28 17:11:39,644 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 17:11:39,645 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:11:39,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 17:11:39,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:11:39,645 INFO L87 Difference]: Start difference. First operand 264 states and 297 transitions. Second operand 7 states. [2020-10-28 17:11:40,139 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:11:40,892 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:11:43,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:11:43,654 INFO L93 Difference]: Finished difference Result 716 states and 882 transitions. [2020-10-28 17:11:43,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 17:11:43,655 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 113 [2020-10-28 17:11:43,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:11:43,659 INFO L225 Difference]: With dead ends: 716 [2020-10-28 17:11:43,660 INFO L226 Difference]: Without dead ends: 480 [2020-10-28 17:11:43,661 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 45 SyntacticMatches, 4 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-10-28 17:11:43,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2020-10-28 17:11:43,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 441. [2020-10-28 17:11:43,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 441 states. [2020-10-28 17:11:43,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 513 transitions. [2020-10-28 17:11:43,773 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 513 transitions. Word has length 113 [2020-10-28 17:11:43,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:11:43,774 INFO L481 AbstractCegarLoop]: Abstraction has 441 states and 513 transitions. [2020-10-28 17:11:43,774 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 17:11:43,774 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 513 transitions. [2020-10-28 17:11:43,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-10-28 17:11:43,777 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:11:43,777 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:11:43,777 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 17:11:43,779 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:11:43,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:11:43,779 INFO L82 PathProgramCache]: Analyzing trace with hash 402942053, now seen corresponding path program 1 times [2020-10-28 17:11:43,779 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:11:43,779 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [724299129] [2020-10-28 17:11:43,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:11:43,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:43,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:44,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:45,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:45,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-28 17:11:45,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:11:45,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1609 [2020-10-28 17:11:45,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:45,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:45,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:11:45,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-28 17:11:45,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-28 17:11:45,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:45,880 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:11:45,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:11:45,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:45,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:45,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:45,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:45,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:45,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 17:11:45,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:45,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:45,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:45,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:45,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:45,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:45,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:11:45,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:45,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:45,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:45,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:45,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:45,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:45,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:45,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:45,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:45,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:45,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:45,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:45,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:11:45,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:45,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:45,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:45,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:45,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:45,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:45,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:45,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:45,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:45,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:45,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:45,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:45,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:11:45,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:45,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:45,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:45,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:45,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:45,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:45,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:45,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:45,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:45,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:45,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:45,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:45,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:11:45,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:45,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:45,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:45,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:45,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:45,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:45,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:45,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:45,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:45,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:45,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:45,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:45,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:11:45,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:45,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:45,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:45,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:45,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:45,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:45,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:45,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:45,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:45,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:45,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:45,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:45,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:11:45,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:45,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:45,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:45,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:45,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:45,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:11:45,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:45,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:45,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:45,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:45,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:11:45,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:45,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 17:11:45,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:45,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:45,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:45,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:11:45,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:45,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:11:45,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:45,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:45,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:45,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:45,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:11:45,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:45,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:11:45,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:45,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:45,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:45,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:45,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:45,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:45,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:45,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:45,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:45,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:45,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:45,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:45,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 17:11:46,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:46,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:46,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:46,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 17:11:46,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:46,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 17:11:46,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:46,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:46,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:11:46,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:46,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-28 17:11:46,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:46,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:46,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:46,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:46,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:46,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 17:11:46,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:46,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:11:46,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:46,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:46,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:46,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:46,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 17:11:46,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:46,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:46,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:46,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:46,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:46,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 17:11:46,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:46,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:11:46,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:46,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:46,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:46,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:46,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 17:11:46,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:46,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:46,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:46,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:46,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:46,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:11:46,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:46,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:11:46,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:46,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:46,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:46,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:46,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:11:46,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:46,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:11:46,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:46,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:46,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:46,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:11:46,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:46,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:46,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:46,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:46,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:46,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:46,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:11:46,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:46,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:11:46,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:46,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:46,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:46,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 17:11:46,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:46,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:11:46,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:46,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:46,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:46,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:46,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-28 17:11:46,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:46,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:11:46,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:46,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:46,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:46,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:11:46,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:46,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:46,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:46,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:46,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:46,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:46,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:46,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:46,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:11:46,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:46,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:46,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:46,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:46,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:46,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:46,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:46,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:46,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:46,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:46,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:46,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:46,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:11:46,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:46,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:46,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:46,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:46,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:46,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:46,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:46,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:46,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:46,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:46,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:46,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:46,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-28 17:11:46,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:46,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:46,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:46,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:46,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:46,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:11:46,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:46,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:46,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:11:46,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:46,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:11:46,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:46,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-28 17:11:46,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:46,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:46,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:46,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:46,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:46,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:46,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:46,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:46,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:46,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:11:46,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:46,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:46,185 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:11:46,185 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [724299129] [2020-10-28 17:11:46,185 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:11:46,186 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-28 17:11:46,186 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500732680] [2020-10-28 17:11:46,186 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 17:11:46,186 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:11:46,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 17:11:46,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:11:46,187 INFO L87 Difference]: Start difference. First operand 441 states and 513 transitions. Second operand 12 states. [2020-10-28 17:11:46,787 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:11:47,950 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:11:48,838 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:11:49,318 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:11:49,721 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:11:50,213 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:11:50,651 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:11:52,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:11:52,767 INFO L93 Difference]: Finished difference Result 855 states and 1050 transitions. [2020-10-28 17:11:52,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-28 17:11:52,768 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 117 [2020-10-28 17:11:52,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:11:52,773 INFO L225 Difference]: With dead ends: 855 [2020-10-28 17:11:52,773 INFO L226 Difference]: Without dead ends: 517 [2020-10-28 17:11:52,776 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=253, Invalid=617, Unknown=0, NotChecked=0, Total=870 [2020-10-28 17:11:52,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2020-10-28 17:11:52,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 442. [2020-10-28 17:11:52,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 442 states. [2020-10-28 17:11:52,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 442 states and 512 transitions. [2020-10-28 17:11:52,880 INFO L78 Accepts]: Start accepts. Automaton has 442 states and 512 transitions. Word has length 117 [2020-10-28 17:11:52,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:11:52,880 INFO L481 AbstractCegarLoop]: Abstraction has 442 states and 512 transitions. [2020-10-28 17:11:52,880 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 17:11:52,880 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 512 transitions. [2020-10-28 17:11:52,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-10-28 17:11:52,884 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:11:52,884 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:11:52,884 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 17:11:52,885 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:11:52,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:11:52,885 INFO L82 PathProgramCache]: Analyzing trace with hash 102681667, now seen corresponding path program 1 times [2020-10-28 17:11:52,885 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:11:52,886 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2064411604] [2020-10-28 17:11:52,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:11:52,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:52,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:52,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:53,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:53,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:57,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:57,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 278 [2020-10-28 17:11:57,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:11:57,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-28 17:11:57,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:57,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:57,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:11:57,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 134 [2020-10-28 17:11:57,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 137 [2020-10-28 17:11:57,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,330 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:11:58,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:11:58,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:58,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 17:11:58,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:58,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:58,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:11:58,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:58,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:58,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:58,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:58,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:11:58,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:58,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:58,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:58,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:58,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:11:58,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:58,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:58,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:58,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:58,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:11:58,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:58,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:58,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:58,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:58,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:11:58,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:58,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:58,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:58,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:58,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:11:58,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:58,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:58,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:58,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:58,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 17:11:58,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-28 17:11:58,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 17:11:58,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:58,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-28 17:11:58,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:11:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:11:58,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:58,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:58,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:58,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:11:58,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:58,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:58,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:58,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:58,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:11:58,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-28 17:11:58,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:11:58,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:58,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-28 17:11:58,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:58,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 17:11:58,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:11:58,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:58,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-28 17:11:58,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:58,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 17:11:58,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:11:58,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:58,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-28 17:11:58,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:58,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:11:58,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:11:58,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:58,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:58,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:11:58,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:11:58,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:58,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:58,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:58,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:11:58,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 17:11:58,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:11:58,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:58,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:11:58,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:11:58,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:11:58,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:58,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,543 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:58,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:58,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:11:58,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:58,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:58,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:58,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:58,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:11:58,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:58,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:58,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:58,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:11:58,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-28 17:11:58,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:11:58,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:11:58,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:58,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 17:11:58,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:11:58,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:58,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:58,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:58,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:58,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-28 17:11:58,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:11:58,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:11:58,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:11:58,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:11:58,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:11:58,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:58,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:11:58,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:11:58,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:11:58,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-28 17:11:58,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:58,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:58,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:58,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:11:58,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-28 17:11:58,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 17:11:58,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 17:11:58,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:58,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-28 17:11:58,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:58,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:11:58,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:58,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,670 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:58,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:58,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:11:58,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:58,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:58,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:58,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:58,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 17:11:58,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 17:11:58,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:11:58,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:58,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:58,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:58,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:11:58,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:11:58,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:58,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:58,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:11:58,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:58,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:11:58,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:58,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:58,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 17:11:58,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:11:58,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:58,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:58,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:58,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:11:58,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:11:58,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:11:58,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:11:58,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:11:58,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-28 17:11:58,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:58,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:58,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:58,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:11:58,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-28 17:11:58,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:11:58,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:11:58,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:11:58,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:11:58,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:11:58,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:11:58,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:11:58,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:11:58,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:11:58,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:11:58,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:11:58,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:11:58,766 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-10-28 17:11:58,767 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2064411604] [2020-10-28 17:11:58,767 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:11:58,767 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-28 17:11:58,767 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968139568] [2020-10-28 17:11:58,768 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 17:11:58,768 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:11:58,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 17:11:58,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:11:58,769 INFO L87 Difference]: Start difference. First operand 442 states and 512 transitions. Second operand 12 states. [2020-10-28 17:11:59,378 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 17:12:00,322 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:12:00,748 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:12:01,830 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:12:02,668 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:12:03,338 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:12:03,893 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:12:04,341 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:12:05,260 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2020-10-28 17:12:06,073 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:12:06,678 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:12:07,620 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:12:08,495 WARN L193 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-10-28 17:12:09,574 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-10-28 17:12:09,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:12:09,961 INFO L93 Difference]: Finished difference Result 905 states and 1090 transitions. [2020-10-28 17:12:09,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-10-28 17:12:09,961 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 194 [2020-10-28 17:12:09,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:12:09,962 INFO L225 Difference]: With dead ends: 905 [2020-10-28 17:12:09,963 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 17:12:09,969 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 465 ImplicationChecksByTransitivity, 7.7s TimeCoverageRelationStatistics Valid=500, Invalid=1480, Unknown=0, NotChecked=0, Total=1980 [2020-10-28 17:12:09,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 17:12:09,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 17:12:09,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 17:12:09,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 17:12:09,970 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 194 [2020-10-28 17:12:09,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:12:09,970 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 17:12:09,970 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 17:12:09,970 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 17:12:09,970 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 17:12:09,970 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 17:12:09,974 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 17:12:11,473 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 274 DAG size of output: 258 [2020-10-28 17:12:12,600 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 244 [2020-10-28 17:12:15,014 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 243 [2020-10-28 17:12:15,741 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 255 [2020-10-28 17:12:16,749 WARN L193 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 38 [2020-10-28 17:12:17,259 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 43 [2020-10-28 17:12:18,046 WARN L193 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 24 [2020-10-28 17:12:19,226 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 174 DAG size of output: 18 [2020-10-28 17:12:19,554 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-28 17:12:19,708 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-28 17:12:20,061 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 27 [2020-10-28 17:12:20,400 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 25 [2020-10-28 17:12:20,641 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 1 [2020-10-28 17:12:21,445 WARN L193 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 24 [2020-10-28 17:12:21,800 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-28 17:12:22,860 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 187 DAG size of output: 38 [2020-10-28 17:12:23,187 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-28 17:12:23,439 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 1 [2020-10-28 17:12:24,205 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 24 [2020-10-28 17:12:24,578 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:12:24,879 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 1 [2020-10-28 17:12:25,222 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 27 [2020-10-28 17:12:27,569 WARN L193 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 190 DAG size of output: 32 [2020-10-28 17:12:27,803 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 1 [2020-10-28 17:12:28,158 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 27 [2020-10-28 17:12:28,425 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 1 [2020-10-28 17:12:30,573 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 180 DAG size of output: 28 [2020-10-28 17:12:31,266 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 25 [2020-10-28 17:12:31,632 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-28 17:12:32,397 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 24 [2020-10-28 17:12:34,134 WARN L193 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 177 DAG size of output: 29 [2020-10-28 17:12:34,808 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 22 [2020-10-28 17:12:36,892 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 181 DAG size of output: 27 [2020-10-28 17:12:37,110 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-28 17:12:38,188 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 174 DAG size of output: 18 [2020-10-28 17:12:39,285 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 174 DAG size of output: 18 [2020-10-28 17:12:39,602 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-28 17:12:40,258 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 22 [2020-10-28 17:12:41,204 WARN L193 SmtUtils]: Spent 942.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 17 [2020-10-28 17:12:41,877 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 49 [2020-10-28 17:12:42,152 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 1 [2020-10-28 17:12:42,505 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 27 [2020-10-28 17:12:42,958 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 24 [2020-10-28 17:12:43,310 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 27 [2020-10-28 17:12:43,664 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 27 [2020-10-28 17:12:44,008 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 19 [2020-10-28 17:12:44,337 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-28 17:12:44,658 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-28 17:12:45,009 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 27 [2020-10-28 17:12:46,055 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 186 DAG size of output: 38 [2020-10-28 17:12:46,331 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 1 [2020-10-28 17:12:47,108 WARN L193 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 24 [2020-10-28 17:12:47,877 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 24 [2020-10-28 17:12:48,211 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 22 [2020-10-28 17:12:48,974 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 24 [2020-10-28 17:12:49,642 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 17 [2020-10-28 17:12:49,785 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-28 17:12:50,014 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 1 [2020-10-28 17:12:51,094 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 198 DAG size of output: 41 [2020-10-28 17:12:51,432 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 39 [2020-10-28 17:12:52,070 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 22 [2020-10-28 17:12:52,076 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 17:12:52,076 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 17:12:52,076 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 17:12:52,076 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 17:12:52,077 INFO L274 CegarLoopResult]: For program point L546-2(lines 546 567) no Hoare annotation was computed. [2020-10-28 17:12:52,077 INFO L274 CegarLoopResult]: For program point L568(lines 545 569) no Hoare annotation was computed. [2020-10-28 17:12:52,077 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 521 576) no Hoare annotation was computed. [2020-10-28 17:12:52,077 INFO L274 CegarLoopResult]: For program point L552(lines 552 556) no Hoare annotation was computed. [2020-10-28 17:12:52,077 INFO L274 CegarLoopResult]: For program point L552-1(lines 552 556) no Hoare annotation was computed. [2020-10-28 17:12:52,077 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 521 576) no Hoare annotation was computed. [2020-10-28 17:12:52,077 INFO L274 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-10-28 17:12:52,077 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 521 576) no Hoare annotation was computed. [2020-10-28 17:12:52,077 INFO L274 CegarLoopResult]: For program point L609(lines 609 613) no Hoare annotation was computed. [2020-10-28 17:12:52,077 INFO L274 CegarLoopResult]: For program point L609-1(lines 609 613) no Hoare annotation was computed. [2020-10-28 17:12:52,077 INFO L274 CegarLoopResult]: For program point L604(line 604) no Hoare annotation was computed. [2020-10-28 17:12:52,077 INFO L274 CegarLoopResult]: For program point L603-2(lines 603 628) no Hoare annotation was computed. [2020-10-28 17:12:52,078 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 577 636) no Hoare annotation was computed. [2020-10-28 17:12:52,078 INFO L274 CegarLoopResult]: For program point L629(lines 602 630) no Hoare annotation was computed. [2020-10-28 17:12:52,078 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 577 636) no Hoare annotation was computed. [2020-10-28 17:12:52,078 INFO L274 CegarLoopResult]: For program point L622(line 622) no Hoare annotation was computed. [2020-10-28 17:12:52,078 INFO L274 CegarLoopResult]: For program point L622-1(line 622) no Hoare annotation was computed. [2020-10-28 17:12:52,078 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 577 636) no Hoare annotation was computed. [2020-10-28 17:12:52,078 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 906 912) the Hoare annotation is: true [2020-10-28 17:12:52,078 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 906 912) no Hoare annotation was computed. [2020-10-28 17:12:52,078 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 913 921) no Hoare annotation was computed. [2020-10-28 17:12:52,078 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 913 921) the Hoare annotation is: true [2020-10-28 17:12:52,078 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 913 921) no Hoare annotation was computed. [2020-10-28 17:12:52,079 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 837 844) the Hoare annotation is: (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (<= 1 ~systemActive~0)) (not (= ~waterLevel~0 1)) (not (<= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (<= ~pumpRunning~0 0))) [2020-10-28 17:12:52,079 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 837 844) no Hoare annotation was computed. [2020-10-28 17:12:52,079 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 837 844) no Hoare annotation was computed. [2020-10-28 17:12:52,079 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 845 854) the Hoare annotation is: (let ((.cse2 (not (<= ~waterLevel~0 2))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= 0 ~pumpRunning~0))) (.cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= 2 ~waterLevel~0))) (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= ~waterLevel~0 1)) .cse1 .cse3 (not (<= ~pumpRunning~0 0))))) [2020-10-28 17:12:52,079 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 845 854) no Hoare annotation was computed. [2020-10-28 17:12:52,079 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 845 854) no Hoare annotation was computed. [2020-10-28 17:12:52,079 INFO L274 CegarLoopResult]: For program point L850(line 850) no Hoare annotation was computed. [2020-10-28 17:12:52,079 INFO L270 CegarLoopResult]: At program point L865(line 865) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 (not (<= 0 ~pumpRunning~0)) .cse1 .cse2 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or .cse0 (not (<= 1 ~pumpRunning~0)) .cse1 .cse2))) [2020-10-28 17:12:52,079 INFO L274 CegarLoopResult]: For program point L865-1(line 865) no Hoare annotation was computed. [2020-10-28 17:12:52,080 INFO L274 CegarLoopResult]: For program point L863(lines 863 880) no Hoare annotation was computed. [2020-10-28 17:12:52,080 INFO L274 CegarLoopResult]: For program point L863-1(lines 855 883) no Hoare annotation was computed. [2020-10-28 17:12:52,080 INFO L277 CegarLoopResult]: At program point L861(line 861) the Hoare annotation is: true [2020-10-28 17:12:52,080 INFO L274 CegarLoopResult]: For program point L861-1(line 861) no Hoare annotation was computed. [2020-10-28 17:12:52,080 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 855 883) the Hoare annotation is: true [2020-10-28 17:12:52,080 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 855 883) no Hoare annotation was computed. [2020-10-28 17:12:52,080 INFO L270 CegarLoopResult]: At program point L870(line 870) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (not (<= 0 ~pumpRunning~0)) .cse1 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or .cse0 (not (<= 1 ~pumpRunning~0)) .cse1 (not (<= 2 ~waterLevel~0))))) [2020-10-28 17:12:52,080 INFO L274 CegarLoopResult]: For program point L868(lines 868 874) no Hoare annotation was computed. [2020-10-28 17:12:52,080 INFO L274 CegarLoopResult]: For program point L867(lines 867 877) no Hoare annotation was computed. [2020-10-28 17:12:52,080 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 1005 1027) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:12:52,081 INFO L270 CegarLoopResult]: At program point L1017(line 1017) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:12:52,081 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 1005 1027) no Hoare annotation was computed. [2020-10-28 17:12:52,081 INFO L270 CegarLoopResult]: At program point L1017-1(line 1017) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:12:52,081 INFO L274 CegarLoopResult]: For program point L1015(lines 1015 1022) no Hoare annotation was computed. [2020-10-28 17:12:52,081 INFO L274 CegarLoopResult]: For program point L1015-1(lines 1015 1022) no Hoare annotation was computed. [2020-10-28 17:12:52,081 INFO L274 CegarLoopResult]: For program point L1013(line 1013) no Hoare annotation was computed. [2020-10-28 17:12:52,081 INFO L270 CegarLoopResult]: At program point L1012(line 1012) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:12:52,081 INFO L270 CegarLoopResult]: At program point L1011(line 1011) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:12:52,081 INFO L270 CegarLoopResult]: At program point L1011-1(line 1011) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:12:52,081 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 1005 1027) no Hoare annotation was computed. [2020-10-28 17:12:52,081 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 963 986) no Hoare annotation was computed. [2020-10-28 17:12:52,081 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 963 986) no Hoare annotation was computed. [2020-10-28 17:12:52,081 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 963 986) no Hoare annotation was computed. [2020-10-28 17:12:52,081 INFO L274 CegarLoopResult]: For program point L981(line 981) no Hoare annotation was computed. [2020-10-28 17:12:52,082 INFO L274 CegarLoopResult]: For program point L980(line 980) no Hoare annotation was computed. [2020-10-28 17:12:52,082 INFO L274 CegarLoopResult]: For program point L979(line 979) no Hoare annotation was computed. [2020-10-28 17:12:52,082 INFO L274 CegarLoopResult]: For program point L978(line 978) no Hoare annotation was computed. [2020-10-28 17:12:52,082 INFO L274 CegarLoopResult]: For program point L977(line 977) no Hoare annotation was computed. [2020-10-28 17:12:52,082 INFO L274 CegarLoopResult]: For program point L976(line 976) no Hoare annotation was computed. [2020-10-28 17:12:52,082 INFO L274 CegarLoopResult]: For program point L975(line 975) no Hoare annotation was computed. [2020-10-28 17:12:52,082 INFO L274 CegarLoopResult]: For program point L974(line 974) no Hoare annotation was computed. [2020-10-28 17:12:52,082 INFO L274 CegarLoopResult]: For program point L973(line 973) no Hoare annotation was computed. [2020-10-28 17:12:52,082 INFO L274 CegarLoopResult]: For program point L972(line 972) no Hoare annotation was computed. [2020-10-28 17:12:52,082 INFO L274 CegarLoopResult]: For program point L971(line 971) no Hoare annotation was computed. [2020-10-28 17:12:52,082 INFO L274 CegarLoopResult]: For program point L970(line 970) no Hoare annotation was computed. [2020-10-28 17:12:52,082 INFO L274 CegarLoopResult]: For program point L969(line 969) no Hoare annotation was computed. [2020-10-28 17:12:52,082 INFO L274 CegarLoopResult]: For program point L968(line 968) no Hoare annotation was computed. [2020-10-28 17:12:52,082 INFO L270 CegarLoopResult]: At program point L192(line 192) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (<= ~waterLevel~0 2)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1 .cse2) (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-28 17:12:52,082 INFO L274 CegarLoopResult]: For program point L192-1(line 192) no Hoare annotation was computed. [2020-10-28 17:12:52,083 INFO L274 CegarLoopResult]: For program point L190(lines 190 207) no Hoare annotation was computed. [2020-10-28 17:12:52,083 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 186 210) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 17:12:52,083 INFO L270 CegarLoopResult]: At program point L205(line 205) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1 .cse2) (or .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-28 17:12:52,083 INFO L274 CegarLoopResult]: For program point L205-1(lines 186 210) no Hoare annotation was computed. [2020-10-28 17:12:52,083 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 186 210) no Hoare annotation was computed. [2020-10-28 17:12:52,083 INFO L270 CegarLoopResult]: At program point L200(line 200) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (<= ~waterLevel~0 2)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1 .cse2) (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-28 17:12:52,083 INFO L270 CegarLoopResult]: At program point L196(line 196) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (<= ~waterLevel~0 2)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1 .cse2) (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-28 17:12:52,083 INFO L274 CegarLoopResult]: For program point L194(lines 194 202) no Hoare annotation was computed. [2020-10-28 17:12:52,083 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 281 289) no Hoare annotation was computed. [2020-10-28 17:12:52,084 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 281 289) the Hoare annotation is: true [2020-10-28 17:12:52,084 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 281 289) no Hoare annotation was computed. [2020-10-28 17:12:52,084 INFO L277 CegarLoopResult]: At program point L352(line 352) the Hoare annotation is: true [2020-10-28 17:12:52,084 INFO L274 CegarLoopResult]: For program point L354-2(lines 354 358) no Hoare annotation was computed. [2020-10-28 17:12:52,084 INFO L274 CegarLoopResult]: For program point L352-1(line 352) no Hoare annotation was computed. [2020-10-28 17:12:52,084 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 345 363) the Hoare annotation is: true [2020-10-28 17:12:52,084 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 345 363) no Hoare annotation was computed. [2020-10-28 17:12:52,084 INFO L274 CegarLoopResult]: For program point L354(lines 354 358) no Hoare annotation was computed. [2020-10-28 17:12:52,084 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 345 363) no Hoare annotation was computed. [2020-10-28 17:12:52,084 INFO L274 CegarLoopResult]: For program point L320(line 320) no Hoare annotation was computed. [2020-10-28 17:12:52,084 INFO L274 CegarLoopResult]: For program point L320-1(line 320) no Hoare annotation was computed. [2020-10-28 17:12:52,084 INFO L274 CegarLoopResult]: For program point L309(lines 309 317) no Hoare annotation was computed. [2020-10-28 17:12:52,085 INFO L274 CegarLoopResult]: For program point L309-2(lines 309 317) no Hoare annotation was computed. [2020-10-28 17:12:52,085 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 290 325) no Hoare annotation was computed. [2020-10-28 17:12:52,085 INFO L274 CegarLoopResult]: For program point L297(lines 297 305) no Hoare annotation was computed. [2020-10-28 17:12:52,085 INFO L274 CegarLoopResult]: For program point L297-2(lines 297 305) no Hoare annotation was computed. [2020-10-28 17:12:52,085 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 290 325) no Hoare annotation was computed. [2020-10-28 17:12:52,085 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 290 325) no Hoare annotation was computed. [2020-10-28 17:12:52,085 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 899 905) no Hoare annotation was computed. [2020-10-28 17:12:52,085 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 899 905) the Hoare annotation is: true [2020-10-28 17:12:52,085 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 475 520) no Hoare annotation was computed. [2020-10-28 17:12:52,085 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 475 520) no Hoare annotation was computed. [2020-10-28 17:12:52,085 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 475 520) no Hoare annotation was computed. [2020-10-28 17:12:52,085 INFO L274 CegarLoopResult]: For program point L802-1(lines 802 822) no Hoare annotation was computed. [2020-10-28 17:12:52,085 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 788 833) no Hoare annotation was computed. [2020-10-28 17:12:52,086 INFO L274 CegarLoopResult]: For program point L819(lines 819 820) no Hoare annotation was computed. [2020-10-28 17:12:52,086 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 812 813) no Hoare annotation was computed. [2020-10-28 17:12:52,086 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 819 820) no Hoare annotation was computed. [2020-10-28 17:12:52,086 INFO L274 CegarLoopResult]: For program point L812(lines 812 813) no Hoare annotation was computed. [2020-10-28 17:12:52,086 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 788 833) no Hoare annotation was computed. [2020-10-28 17:12:52,086 INFO L274 CegarLoopResult]: For program point L808(lines 808 815) no Hoare annotation was computed. [2020-10-28 17:12:52,086 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 788 833) no Hoare annotation was computed. [2020-10-28 17:12:52,086 INFO L274 CegarLoopResult]: For program point L802(lines 802 822) no Hoare annotation was computed. [2020-10-28 17:12:52,086 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 994 1004) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:12:52,087 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 994 1004) no Hoare annotation was computed. [2020-10-28 17:12:52,087 INFO L270 CegarLoopResult]: At program point L999(line 999) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:12:52,087 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 994 1004) no Hoare annotation was computed. [2020-10-28 17:12:52,087 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 270 280) the Hoare annotation is: true [2020-10-28 17:12:52,087 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 270 280) no Hoare annotation was computed. [2020-10-28 17:12:52,087 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 270 280) no Hoare annotation was computed. [2020-10-28 17:12:52,087 INFO L277 CegarLoopResult]: At program point L275(line 275) the Hoare annotation is: true [2020-10-28 17:12:52,087 INFO L274 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-10-28 17:12:52,087 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 262 269) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 17:12:52,087 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 262 269) no Hoare annotation was computed. [2020-10-28 17:12:52,088 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 262 269) no Hoare annotation was computed. [2020-10-28 17:12:52,088 INFO L274 CegarLoopResult]: For program point L449(lines 449 455) no Hoare annotation was computed. [2020-10-28 17:12:52,088 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 445 458) no Hoare annotation was computed. [2020-10-28 17:12:52,088 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 445 458) the Hoare annotation is: true [2020-10-28 17:12:52,088 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 445 458) no Hoare annotation was computed. [2020-10-28 17:12:52,088 INFO L270 CegarLoopResult]: At program point L222(line 222) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (<= ~waterLevel~0 2)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1 .cse2) (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-28 17:12:52,088 INFO L274 CegarLoopResult]: For program point L220(lines 220 228) no Hoare annotation was computed. [2020-10-28 17:12:52,088 INFO L270 CegarLoopResult]: At program point L218(line 218) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (<= ~waterLevel~0 2)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1 .cse2) (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-28 17:12:52,088 INFO L274 CegarLoopResult]: For program point L218-1(line 218) no Hoare annotation was computed. [2020-10-28 17:12:52,088 INFO L274 CegarLoopResult]: For program point L216(lines 216 233) no Hoare annotation was computed. [2020-10-28 17:12:52,088 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 212 236) no Hoare annotation was computed. [2020-10-28 17:12:52,089 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 212 236) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 17:12:52,089 INFO L270 CegarLoopResult]: At program point L231(line 231) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1 .cse2) (or .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-28 17:12:52,089 INFO L274 CegarLoopResult]: For program point L231-1(lines 212 236) no Hoare annotation was computed. [2020-10-28 17:12:52,089 INFO L270 CegarLoopResult]: At program point L226(line 226) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (<= ~waterLevel~0 2)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1 .cse2) (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-28 17:12:52,089 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 152 158) no Hoare annotation was computed. [2020-10-28 17:12:52,089 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 152 158) the Hoare annotation is: true [2020-10-28 17:12:52,089 INFO L274 CegarLoopResult]: For program point L66-1(lines 66 72) no Hoare annotation was computed. [2020-10-28 17:12:52,089 INFO L270 CegarLoopResult]: At program point testENTRY(lines 46 109) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:12:52,089 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-10-28 17:12:52,090 INFO L274 CegarLoopResult]: For program point testFINAL(lines 46 109) no Hoare annotation was computed. [2020-10-28 17:12:52,090 INFO L270 CegarLoopResult]: At program point L102(lines 55 103) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:12:52,090 INFO L274 CegarLoopResult]: For program point L92(lines 92 96) no Hoare annotation was computed. [2020-10-28 17:12:52,090 INFO L270 CegarLoopResult]: At program point L92-2(lines 86 97) the Hoare annotation is: (let ((.cse2 (<= 2 ~waterLevel~0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse7 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse4 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse5 (<= 0 ~pumpRunning~0)) (.cse6 (<= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (and .cse1 .cse4 .cse2 .cse5 .cse3 .cse6) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse3 .cse7) (and .cse1 .cse5 .cse3 .cse6 .cse7) (and (= ~waterLevel~0 1) .cse1 .cse4 .cse5 .cse6))) [2020-10-28 17:12:52,090 INFO L274 CegarLoopResult]: For program point L57(lines 56 101) no Hoare annotation was computed. [2020-10-28 17:12:52,090 INFO L274 CegarLoopResult]: For program point L86(lines 86 97) no Hoare annotation was computed. [2020-10-28 17:12:52,090 INFO L270 CegarLoopResult]: At program point L78(line 78) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse5 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse4 (<= 1 ~systemActive~0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse8 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse2 (<= 2 ~waterLevel~0)) (.cse6 (<= 0 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse7 (<= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (<= |old(~pumpRunning~0)| 0)) (not .cse4) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse3 .cse5) (and .cse4 .cse1 .cse6 .cse3 .cse7 .cse5) (and .cse4 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse8 .cse6 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse7) (and .cse4 .cse1 .cse8 .cse2 .cse6 .cse3 .cse7))) [2020-10-28 17:12:52,090 INFO L274 CegarLoopResult]: For program point L76(lines 76 82) no Hoare annotation was computed. [2020-10-28 17:12:52,090 INFO L274 CegarLoopResult]: For program point L76-1(lines 76 82) no Hoare annotation was computed. [2020-10-28 17:12:52,091 INFO L270 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: (let ((.cse1 (<= 1 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (<= 1 ~systemActive~0)) (.cse2 (<= test_~splverifierCounter~0 0)) (.cse5 (<= 0 ~pumpRunning~0)) (.cse6 (<= ~pumpRunning~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (not .cse0) (and .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse5 .cse3 .cse6 .cse4) (and .cse0 (= ~waterLevel~0 1) .cse2 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse5 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse6))) [2020-10-28 17:12:52,091 INFO L270 CegarLoopResult]: At program point L99(lines 56 101) the Hoare annotation is: (let ((.cse1 (<= 1 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (<= 1 ~systemActive~0)) (.cse2 (<= test_~splverifierCounter~0 0)) (.cse5 (<= 0 ~pumpRunning~0)) (.cse6 (<= ~pumpRunning~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (not .cse0) (and .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse5 .cse3 .cse6 .cse4) (and .cse0 (= ~waterLevel~0 1) .cse2 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse5 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse6))) [2020-10-28 17:12:52,091 INFO L274 CegarLoopResult]: For program point testEXIT(lines 46 109) no Hoare annotation was computed. [2020-10-28 17:12:52,091 INFO L274 CegarLoopResult]: For program point L66(lines 66 72) no Hoare annotation was computed. [2020-10-28 17:12:52,091 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 766 767) no Hoare annotation was computed. [2020-10-28 17:12:52,091 INFO L274 CegarLoopResult]: For program point L766(lines 766 767) no Hoare annotation was computed. [2020-10-28 17:12:52,091 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 773 774) no Hoare annotation was computed. [2020-10-28 17:12:52,091 INFO L274 CegarLoopResult]: For program point L762(lines 762 769) no Hoare annotation was computed. [2020-10-28 17:12:52,091 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 742 787) no Hoare annotation was computed. [2020-10-28 17:12:52,092 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 742 787) no Hoare annotation was computed. [2020-10-28 17:12:52,092 INFO L274 CegarLoopResult]: For program point L756(lines 756 776) no Hoare annotation was computed. [2020-10-28 17:12:52,092 INFO L274 CegarLoopResult]: For program point L756-1(lines 756 776) no Hoare annotation was computed. [2020-10-28 17:12:52,092 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 742 787) no Hoare annotation was computed. [2020-10-28 17:12:52,092 INFO L274 CegarLoopResult]: For program point L773(lines 773 774) no Hoare annotation was computed. [2020-10-28 17:12:52,092 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 237 244) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 2 ~waterLevel~0))) [2020-10-28 17:12:52,092 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 237 244) no Hoare annotation was computed. [2020-10-28 17:12:52,092 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 237 244) no Hoare annotation was computed. [2020-10-28 17:12:52,092 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 459 467) no Hoare annotation was computed. [2020-10-28 17:12:52,092 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 459 467) the Hoare annotation is: true [2020-10-28 17:12:52,092 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 459 467) no Hoare annotation was computed. [2020-10-28 17:12:52,093 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 413 435) no Hoare annotation was computed. [2020-10-28 17:12:52,093 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 413 435) no Hoare annotation was computed. [2020-10-28 17:12:52,093 INFO L274 CegarLoopResult]: For program point L421(lines 421 429) no Hoare annotation was computed. [2020-10-28 17:12:52,093 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 413 435) no Hoare annotation was computed. [2020-10-28 17:12:52,093 INFO L274 CegarLoopResult]: For program point L421-2(lines 421 429) no Hoare annotation was computed. [2020-10-28 17:12:52,093 INFO L274 CegarLoopResult]: For program point L704(line 704) no Hoare annotation was computed. [2020-10-28 17:12:52,093 INFO L274 CegarLoopResult]: For program point L704-1(line 704) no Hoare annotation was computed. [2020-10-28 17:12:52,093 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 639 741) no Hoare annotation was computed. [2020-10-28 17:12:52,093 INFO L274 CegarLoopResult]: For program point L663(lines 663 667) no Hoare annotation was computed. [2020-10-28 17:12:52,093 INFO L274 CegarLoopResult]: For program point L727(lines 727 738) no Hoare annotation was computed. [2020-10-28 17:12:52,093 INFO L274 CegarLoopResult]: For program point L690(lines 690 694) no Hoare annotation was computed. [2020-10-28 17:12:52,093 INFO L274 CegarLoopResult]: For program point L688-2(lines 688 708) no Hoare annotation was computed. [2020-10-28 17:12:52,093 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 639 741) no Hoare annotation was computed. [2020-10-28 17:12:52,094 INFO L274 CegarLoopResult]: For program point L709(lines 687 710) no Hoare annotation was computed. [2020-10-28 17:12:52,094 INFO L274 CegarLoopResult]: For program point L668(lines 668 684) no Hoare annotation was computed. [2020-10-28 17:12:52,094 INFO L274 CegarLoopResult]: For program point L728(lines 728 735) no Hoare annotation was computed. [2020-10-28 17:12:52,094 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 639 741) no Hoare annotation was computed. [2020-10-28 17:12:52,094 INFO L274 CegarLoopResult]: For program point L689(lines 688 708) no Hoare annotation was computed. [2020-10-28 17:12:52,094 INFO L274 CegarLoopResult]: For program point L720(line 720) no Hoare annotation was computed. [2020-10-28 17:12:52,094 INFO L274 CegarLoopResult]: For program point L720-1(line 720) no Hoare annotation was computed. [2020-10-28 17:12:52,094 INFO L274 CegarLoopResult]: For program point L685(lines 685 726) no Hoare annotation was computed. [2020-10-28 17:12:52,094 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 889 898) no Hoare annotation was computed. [2020-10-28 17:12:52,094 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 889 898) no Hoare annotation was computed. [2020-10-28 17:12:52,094 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 889 898) no Hoare annotation was computed. [2020-10-28 17:12:52,094 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:12:52,095 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#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~string63.base| |old(#t~string63.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= ~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~string43.base| |old(#t~string43.base)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 17:12:52,095 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:12:52,095 INFO L270 CegarLoopResult]: At program point L256(line 256) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 2 ~waterLevel~0))) [2020-10-28 17:12:52,095 INFO L274 CegarLoopResult]: For program point L256-1(lines 245 261) no Hoare annotation was computed. [2020-10-28 17:12:52,095 INFO L274 CegarLoopResult]: For program point L252(lines 252 258) no Hoare annotation was computed. [2020-10-28 17:12:52,095 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 245 261) no Hoare annotation was computed. [2020-10-28 17:12:52,095 INFO L270 CegarLoopResult]: At program point L250(line 250) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 2 ~waterLevel~0))) [2020-10-28 17:12:52,095 INFO L274 CegarLoopResult]: For program point L250-1(line 250) no Hoare annotation was computed. [2020-10-28 17:12:52,096 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 245 261) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 2 ~waterLevel~0))) [2020-10-28 17:12:52,096 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 326 344) no Hoare annotation was computed. [2020-10-28 17:12:52,096 INFO L274 CegarLoopResult]: For program point L335(lines 335 339) no Hoare annotation was computed. [2020-10-28 17:12:52,096 INFO L277 CegarLoopResult]: At program point L333(line 333) the Hoare annotation is: true [2020-10-28 17:12:52,096 INFO L274 CegarLoopResult]: For program point L335-2(lines 335 339) no Hoare annotation was computed. [2020-10-28 17:12:52,096 INFO L274 CegarLoopResult]: For program point L333-1(line 333) no Hoare annotation was computed. [2020-10-28 17:12:52,096 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 326 344) the Hoare annotation is: true [2020-10-28 17:12:52,096 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 326 344) no Hoare annotation was computed. [2020-10-28 17:12:52,096 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 436 444) the Hoare annotation is: true [2020-10-28 17:12:52,096 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 436 444) no Hoare annotation was computed. [2020-10-28 17:12:52,097 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 436 444) no Hoare annotation was computed. [2020-10-28 17:12:52,097 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 392 403) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= 0 ~pumpRunning~0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or .cse0 (not (= ~waterLevel~0 1)) .cse1 (not (<= ~pumpRunning~0 0)) .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (<= 2 ~waterLevel~0))))) [2020-10-28 17:12:52,097 INFO L274 CegarLoopResult]: For program point L396-1(lines 392 403) no Hoare annotation was computed. [2020-10-28 17:12:52,097 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 392 403) no Hoare annotation was computed. [2020-10-28 17:12:52,097 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:12:52,097 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 17:12:52,097 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:12:52,097 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 125 151) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 .cse2 (not (<= 2 |old(~waterLevel~0)|)) .cse3) (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (= |old(~waterLevel~0)| 1)) .cse2 .cse3) (or .cse0 .cse1 .cse2 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse3))) [2020-10-28 17:12:52,098 INFO L270 CegarLoopResult]: At program point L141(line 141) the Hoare annotation is: (let ((.cse7 (<= 0 ~pumpRunning~0)) (.cse9 (<= ~pumpRunning~0 0)) (.cse13 (<= 1 ~systemActive~0)) (.cse8 (<= ~waterLevel~0 2)) (.cse10 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (let ((.cse11 (not (<= 2 |old(~waterLevel~0)|))) (.cse2 (and .cse13 (<= 1 ~pumpRunning~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse8 .cse10)) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse12 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse7 .cse9 .cse10)) (.cse5 (not (<= |old(~pumpRunning~0)| 0))) (.cse0 (not .cse13)) (.cse6 (not (<= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse6 (and (<= 2 ~waterLevel~0) .cse7 .cse8 .cse9 .cse10) .cse11) (or .cse0 .cse1 .cse11 .cse2 .cse4) (or .cse12 .cse5 .cse0 .cse1 .cse6 .cse3) (or .cse12 .cse5 .cse0 (not (= |old(~waterLevel~0)| 1)) .cse6)))) [2020-10-28 17:12:52,098 INFO L270 CegarLoopResult]: At program point L139(lines 139 145) the Hoare annotation is: (let ((.cse15 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (<= 0 ~pumpRunning~0)) (.cse17 (<= ~pumpRunning~0 0)) (.cse16 (<= 1 ~systemActive~0)) (.cse9 (<= 1 ~pumpRunning~0)) (.cse7 (<= ~waterLevel~0 2)) (.cse8 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (let ((.cse4 (not (<= 2 |old(~waterLevel~0)|))) (.cse10 (and .cse16 .cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse7 .cse8)) (.cse12 (not (<= 1 |old(~pumpRunning~0)|))) (.cse13 (and (<= 1 ~switchedOnBeforeTS~0) .cse6 .cse7 .cse17)) (.cse5 (<= 2 ~waterLevel~0)) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse11 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse14 (and .cse15 .cse6 .cse17 .cse8)) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not .cse16)) (.cse3 (not (<= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse5 .cse7)) (or .cse1 .cse2 .cse10 .cse11 .cse12 .cse13) (or .cse1 .cse2 .cse4 .cse10 .cse12 .cse13) (or .cse14 (and .cse15 .cse5) .cse0 .cse1 .cse2 .cse3 .cse11) (or .cse14 .cse0 .cse1 (not (= |old(~waterLevel~0)| 1)) .cse3)))) [2020-10-28 17:12:52,098 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 125 151) no Hoare annotation was computed. [2020-10-28 17:12:52,098 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 125 151) no Hoare annotation was computed. [2020-10-28 17:12:52,098 INFO L270 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse8 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse6 (not (<= |old(~pumpRunning~0)| 0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse7 (not (<= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 2 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (and .cse4 (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) .cse5)) (or .cse6 .cse0 (not (= |old(~waterLevel~0)| 1)) .cse7) (or .cse0 .cse1 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse4 .cse5) .cse8 .cse3) (or .cse6 .cse0 .cse1 .cse7 .cse8) (or .cse6 .cse0 .cse1 .cse7 .cse2))) [2020-10-28 17:12:52,098 INFO L274 CegarLoopResult]: For program point L132(lines 128 150) no Hoare annotation was computed. [2020-10-28 17:12:52,098 INFO L274 CegarLoopResult]: For program point L130(lines 128 150) no Hoare annotation was computed. [2020-10-28 17:12:52,099 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 933 962) no Hoare annotation was computed. [2020-10-28 17:12:52,099 INFO L277 CegarLoopResult]: At program point L958(lines 933 962) the Hoare annotation is: true [2020-10-28 17:12:52,099 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 933 962) the Hoare annotation is: true [2020-10-28 17:12:52,099 INFO L274 CegarLoopResult]: For program point L954(line 954) no Hoare annotation was computed. [2020-10-28 17:12:52,099 INFO L274 CegarLoopResult]: For program point L947(lines 947 951) no Hoare annotation was computed. [2020-10-28 17:12:52,099 INFO L277 CegarLoopResult]: At program point L947-1(lines 947 951) the Hoare annotation is: true [2020-10-28 17:12:52,099 INFO L274 CegarLoopResult]: For program point L944(line 944) no Hoare annotation was computed. [2020-10-28 17:12:52,099 INFO L277 CegarLoopResult]: At program point L943-2(lines 943 957) the Hoare annotation is: true [2020-10-28 17:12:52,099 INFO L277 CegarLoopResult]: At program point L939(line 939) the Hoare annotation is: true [2020-10-28 17:12:52,099 INFO L274 CegarLoopResult]: For program point L939-1(line 939) no Hoare annotation was computed. [2020-10-28 17:12:52,099 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 404 412) the Hoare annotation is: true [2020-10-28 17:12:52,100 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 404 412) no Hoare annotation was computed. [2020-10-28 17:12:52,100 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 404 412) no Hoare annotation was computed. [2020-10-28 17:12:52,100 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 368 379) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= |old(~waterLevel~0)| 2)) (not (<= 1 ~pumpRunning~0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) [2020-10-28 17:12:52,100 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 368 379) no Hoare annotation was computed. [2020-10-28 17:12:52,100 INFO L274 CegarLoopResult]: For program point L372-1(lines 368 379) no Hoare annotation was computed. [2020-10-28 17:12:52,100 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 987 993) no Hoare annotation was computed. [2020-10-28 17:12:52,100 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 987 993) the Hoare annotation is: true [2020-10-28 17:12:52,100 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:12:52,100 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 ~systemActive~0) (= ~waterLevel~0 1) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) [2020-10-28 17:12:52,100 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 17:12:52,100 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:12:52,101 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 160 184) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 17:12:52,101 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 160 184) no Hoare annotation was computed. [2020-10-28 17:12:52,101 INFO L270 CegarLoopResult]: At program point L179(line 179) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (<= ~waterLevel~0 2)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1 .cse2) (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-28 17:12:52,101 INFO L274 CegarLoopResult]: For program point L179-1(lines 160 184) no Hoare annotation was computed. [2020-10-28 17:12:52,101 INFO L270 CegarLoopResult]: At program point L174(line 174) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1 .cse2) (or .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1 .cse2 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= processEnvironment__wrappee__highWaterSensor_~tmp~1 0))))) [2020-10-28 17:12:52,101 INFO L270 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1 .cse2) (or .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0)) .cse2))) [2020-10-28 17:12:52,101 INFO L274 CegarLoopResult]: For program point L168(lines 168 176) no Hoare annotation was computed. [2020-10-28 17:12:52,101 INFO L270 CegarLoopResult]: At program point L166(line 166) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1 .cse2) (or .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-28 17:12:52,102 INFO L274 CegarLoopResult]: For program point L166-1(line 166) no Hoare annotation was computed. [2020-10-28 17:12:52,102 INFO L274 CegarLoopResult]: For program point L164(lines 164 181) no Hoare annotation was computed. [2020-10-28 17:12:52,102 INFO L274 CegarLoopResult]: For program point L384-1(lines 380 391) no Hoare annotation was computed. [2020-10-28 17:12:52,102 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 380 391) no Hoare annotation was computed. [2020-10-28 17:12:52,102 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 380 391) the Hoare annotation is: (let ((.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (<= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 (not (<= 1 ~pumpRunning~0)) .cse2 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 .cse1 .cse2 .cse3 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse2 .cse3 (not (<= ~pumpRunning~0 0))))) [2020-10-28 17:12:52,102 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 923 930) no Hoare annotation was computed. [2020-10-28 17:12:52,102 INFO L274 CegarLoopResult]: For program point L927(line 927) no Hoare annotation was computed. [2020-10-28 17:12:52,102 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 923 930) the Hoare annotation is: true [2020-10-28 17:12:52,102 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 923 930) no Hoare annotation was computed. [2020-10-28 17:12:52,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 05:12:52 BoogieIcfgContainer [2020-10-28 17:12:52,122 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 17:12:52,124 INFO L168 Benchmark]: Toolchain (without parser) took 129577.27 ms. Allocated memory was 151.0 MB in the beginning and 675.3 MB in the end (delta: 524.3 MB). Free memory was 126.9 MB in the beginning and 253.1 MB in the end (delta: -126.2 MB). Peak memory consumption was 418.4 MB. Max. memory is 8.0 GB. [2020-10-28 17:12:52,124 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 125.8 MB. Free memory is still 101.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 17:12:52,125 INFO L168 Benchmark]: CACSL2BoogieTranslator took 695.96 ms. Allocated memory is still 151.0 MB. Free memory was 126.3 MB in the beginning and 103.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2020-10-28 17:12:52,125 INFO L168 Benchmark]: Boogie Preprocessor took 143.52 ms. Allocated memory is still 151.0 MB. Free memory was 103.4 MB in the beginning and 133.0 MB in the end (delta: -29.6 MB). Peak memory consumption was 9.0 MB. Max. memory is 8.0 GB. [2020-10-28 17:12:52,126 INFO L168 Benchmark]: RCFGBuilder took 1892.61 ms. Allocated memory is still 151.0 MB. Free memory was 133.0 MB in the beginning and 86.5 MB in the end (delta: 46.5 MB). Peak memory consumption was 51.2 MB. Max. memory is 8.0 GB. [2020-10-28 17:12:52,126 INFO L168 Benchmark]: TraceAbstraction took 126828.02 ms. Allocated memory was 151.0 MB in the beginning and 675.3 MB in the end (delta: 524.3 MB). Free memory was 86.0 MB in the beginning and 253.1 MB in the end (delta: -167.1 MB). Peak memory consumption was 377.1 MB. Max. memory is 8.0 GB. [2020-10-28 17:12:52,129 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 125.8 MB. Free memory is still 101.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 695.96 ms. Allocated memory is still 151.0 MB. Free memory was 126.3 MB in the beginning and 103.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 143.52 ms. Allocated memory is still 151.0 MB. Free memory was 103.4 MB in the beginning and 133.0 MB in the end (delta: -29.6 MB). Peak memory consumption was 9.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1892.61 ms. Allocated memory is still 151.0 MB. Free memory was 133.0 MB in the beginning and 86.5 MB in the end (delta: 46.5 MB). Peak memory consumption was 51.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 126828.02 ms. Allocated memory was 151.0 MB in the beginning and 675.3 MB in the end (delta: 524.3 MB). Free memory was 86.0 MB in the beginning and 253.1 MB in the end (delta: -167.1 MB). Peak memory consumption was 377.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 773]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 766]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 812]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 819]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: ((!(\old(pumpRunning) <= 0) || !(1 <= systemActive)) || !(\old(waterLevel) == 1)) || !(0 <= \old(pumpRunning)) - InvariantResult [Line: 933]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: ((((((!(\old(pumpRunning) <= 0) || !(1 <= systemActive)) || (((1 <= pumpRunning && splverifierCounter <= 0) && 2 <= waterLevel) && waterLevel <= 2)) || !(\old(waterLevel) == 1)) || !(0 <= \old(pumpRunning))) || (((1 <= pumpRunning && splverifierCounter <= 0) && waterLevel <= 2) && pumpRunning <= switchedOnBeforeTS)) || (((((1 <= systemActive && splverifierCounter <= 0) && 0 <= pumpRunning) && waterLevel <= 2) && pumpRunning <= 0) && pumpRunning <= switchedOnBeforeTS)) || ((((((1 <= systemActive && waterLevel == 1) && splverifierCounter <= 0) && switchedOnBeforeTS == \old(switchedOnBeforeTS)) && 0 <= pumpRunning) && \old(methaneLevelCritical) == methaneLevelCritical) && pumpRunning <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 274 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 84.6s, OverallIterations: 10, TraceHistogramMax: 3, AutomataDifference: 44.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 42.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1715 SDtfs, 3198 SDslu, 1636 SDs, 0 SdLazy, 6842 SolverSat, 2156 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 555 GetRequests, 397 SyntacticMatches, 6 SemanticMatches, 152 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 803 ImplicationChecksByTransitivity, 22.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=442occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 10 MinimizatonAttempts, 400 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 73 LocationsWithAnnotation, 1220 PreInvPairs, 1307 NumberOfFragments, 2491 HoareAnnotationTreeSize, 1220 FomulaSimplifications, 43778635 FormulaSimplificationTreeSizeReduction, 5.8s HoareSimplificationTime, 73 FomulaSimplificationsInter, 406187 FormulaSimplificationTreeSizeReductionInter, 36.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 38.3s InterpolantComputationTime, 1048 NumberOfCodeBlocks, 1048 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1038 ConstructedInterpolants, 0 QuantifiedInterpolants, 407275 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 9 PerfectInterpolantSequences, 71/81 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...