/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_spec2_product40.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:47:37,223 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:47:37,225 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:47:37,266 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:47:37,266 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:47:37,268 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:47:37,269 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:47:37,272 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:47:37,274 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:47:37,275 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:47:37,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:47:37,278 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:47:37,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:47:37,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:47:37,285 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:47:37,286 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:47:37,287 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:47:37,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:47:37,290 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:47:37,307 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:47:37,321 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:47:37,325 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:47:37,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:47:37,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:47:37,345 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:47:37,346 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:47:37,346 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:47:37,353 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:47:37,353 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:47:37,354 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:47:37,355 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:47:37,356 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:47:37,360 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:47:37,361 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:47:37,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:47:37,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:47:37,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:47:37,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:47:37,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:47:37,366 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:47:37,367 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:47:37,368 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 16:47:37,394 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:47:37,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:47:37,395 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:47:37,396 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:47:37,396 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:47:37,396 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:47:37,396 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:47:37,397 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:47:37,397 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:47:37,397 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:47:37,397 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:47:37,398 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:47:37,398 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:47:37,398 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:47:37,399 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:47:37,399 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:47:37,399 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:47:37,399 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:47:37,400 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:47:37,400 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:47:37,400 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:47:37,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:47:37,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:47:37,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:47:37,401 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:47:37,401 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:47:37,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:47:37,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:47:37,402 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:47:37,402 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:47:37,814 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:47:37,856 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:47:37,860 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:47:37,862 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:47:37,862 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:47:37,863 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product40.cil.c [2020-10-28 16:47:37,953 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6409797fe/12d3bd4471244c829bbac9c25b15a44d/FLAGed58c6d02 [2020-10-28 16:47:38,627 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:47:38,628 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product40.cil.c [2020-10-28 16:47:38,644 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6409797fe/12d3bd4471244c829bbac9c25b15a44d/FLAGed58c6d02 [2020-10-28 16:47:38,922 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6409797fe/12d3bd4471244c829bbac9c25b15a44d [2020-10-28 16:47:38,925 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:47:38,932 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:47:38,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:47:38,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:47:38,938 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:47:38,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:47:38" (1/1) ... [2020-10-28 16:47:38,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7abd4cbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:47:38, skipping insertion in model container [2020-10-28 16:47:38,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:47:38" (1/1) ... [2020-10-28 16:47:38,950 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:47:38,993 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:47:39,348 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:47:39,359 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:47:39,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:47:39,608 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:47:39,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:47:39 WrapperNode [2020-10-28 16:47:39,609 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:47:39,610 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:47:39,611 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:47:39,611 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:47:39,624 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:47:39" (1/1) ... [2020-10-28 16:47:39,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:47:39" (1/1) ... [2020-10-28 16:47:39,666 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:47:39" (1/1) ... [2020-10-28 16:47:39,669 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:47:39" (1/1) ... [2020-10-28 16:47:39,713 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:47:39" (1/1) ... [2020-10-28 16:47:39,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:47:39" (1/1) ... [2020-10-28 16:47:39,727 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:47:39" (1/1) ... [2020-10-28 16:47:39,733 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:47:39,734 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:47:39,735 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:47:39,735 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:47:39,736 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:47:39" (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 16:47:39,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:47:39,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:47:39,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:47:39,815 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:47:39,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:47:39,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:47:39,816 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:47:39,816 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:47:39,816 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:47:39,816 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:47:39,817 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:47:39,817 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:47:39,818 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-28 16:47:39,818 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:47:39,818 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:47:39,819 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 16:47:39,819 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 16:47:39,819 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:47:39,820 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:47:39,820 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:47:39,820 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:47:39,820 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:47:39,821 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:47:39,821 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-28 16:47:39,821 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-28 16:47:39,822 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-28 16:47:39,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:47:39,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:47:39,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:47:39,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:47:39,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:47:39,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:47:39,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:47:39,823 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:47:39,823 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:47:39,824 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:47:39,824 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:47:39,824 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:47:39,824 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:47:39,824 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:47:39,824 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:47:39,825 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:47:39,825 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:47:39,825 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:47:39,825 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:47:39,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:47:39,825 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:47:39,826 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:47:39,826 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:47:39,826 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:47:39,826 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:47:39,826 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:47:39,827 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:47:39,827 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:47:39,828 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:47:39,828 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:47:39,828 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:47:39,829 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:47:39,829 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-28 16:47:39,829 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-28 16:47:39,829 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-28 16:47:39,829 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:47:39,829 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:47:39,830 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:47:39,830 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:47:39,830 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:47:39,830 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:47:39,830 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:47:39,830 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 16:47:39,831 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-28 16:47:39,831 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 16:47:39,832 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:47:39,833 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:47:39,833 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:47:39,834 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:47:39,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:47:39,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:47:39,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:47:39,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:47:39,834 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:47:39,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:47:39,836 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:47:39,836 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:47:39,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:47:39,836 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:47:39,836 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:47:39,837 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:47:39,837 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:47:39,837 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:47:39,837 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:47:39,837 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:47:39,837 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:47:39,838 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:47:39,838 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:47:39,838 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:47:39,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:47:39,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:47:39,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:47:41,299 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:47:41,300 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 16:47:41,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:47:41 BoogieIcfgContainer [2020-10-28 16:47:41,302 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:47:41,304 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:47:41,304 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:47:41,307 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:47:41,310 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:47:38" (1/3) ... [2020-10-28 16:47:41,311 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f0fa20c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:47:41, skipping insertion in model container [2020-10-28 16:47:41,311 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:47:39" (2/3) ... [2020-10-28 16:47:41,311 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f0fa20c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:47:41, skipping insertion in model container [2020-10-28 16:47:41,311 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:47:41" (3/3) ... [2020-10-28 16:47:41,313 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product40.cil.c [2020-10-28 16:47:41,324 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:47:41,330 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:47:41,342 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:47:41,369 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:47:41,369 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:47:41,370 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:47:41,370 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:47:41,370 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:47:41,370 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:47:41,370 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:47:41,370 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:47:41,392 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states. [2020-10-28 16:47:41,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-28 16:47:41,402 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:47:41,403 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:47:41,403 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 16:47:41,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:47:41,410 INFO L82 PathProgramCache]: Analyzing trace with hash -1208296016, now seen corresponding path program 1 times [2020-10-28 16:47:41,419 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:47:41,419 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [485048655] [2020-10-28 16:47:41,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:47:41,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:41,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:41,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:42,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:43,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:44,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:46,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:46,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-28 16:47:46,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:47:46,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-28 16:47:46,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:46,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:46,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:46,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 16:47:46,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:46,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 11 [2020-10-28 16:47:47,316 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:47:47,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:47:47,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:47,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:47,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:47,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:47,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:47,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-28 16:47:47,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:47,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:47,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:47,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:47,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:47,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:47,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:47:47,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:47,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:47,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:47,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:47,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:47,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:47:47,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:47,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:47,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:47,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:47,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:47,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:47,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:47:47,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:47,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:47,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:47,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:47,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:47,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:47,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:47,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:47,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:47,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:47,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:47,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:47,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:47:47,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:47,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:47,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:47,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:47,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:47,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:47,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:47,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:47,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:47,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:47,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:47,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:47,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:47:47,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:47,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:47,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:47,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:47,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:47,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:47,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:47,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:47,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:47,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:47,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:47,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:47,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:47:47,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:47,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:47,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:47,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:47,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:47,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:47,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:47,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:47,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:47,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:47,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:47,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:47,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:47:47,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:47,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:47,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:47,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:47,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:47,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:47:47,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:47,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:47,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:47,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:47,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:47,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:47,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 16:47:47,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:47,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:47,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:47,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:47,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:47,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:47,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:47,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:47,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:47,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:47,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:47,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:47,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:47:47,517 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [485048655] [2020-10-28 16:47:47,519 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:47:47,520 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 16:47:47,520 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116593286] [2020-10-28 16:47:47,532 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 16:47:47,533 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:47:47,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 16:47:47,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:47:47,554 INFO L87 Difference]: Start difference. First operand 185 states. Second operand 4 states. [2020-10-28 16:47:49,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:47:49,294 INFO L93 Difference]: Finished difference Result 316 states and 414 transitions. [2020-10-28 16:47:49,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 16:47:49,298 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2020-10-28 16:47:49,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:47:49,318 INFO L225 Difference]: With dead ends: 316 [2020-10-28 16:47:49,318 INFO L226 Difference]: Without dead ends: 175 [2020-10-28 16:47:49,327 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:47:49,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2020-10-28 16:47:49,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 139. [2020-10-28 16:47:49,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2020-10-28 16:47:49,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 164 transitions. [2020-10-28 16:47:49,476 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 164 transitions. Word has length 52 [2020-10-28 16:47:49,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:47:49,477 INFO L481 AbstractCegarLoop]: Abstraction has 139 states and 164 transitions. [2020-10-28 16:47:49,477 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 16:47:49,477 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 164 transitions. [2020-10-28 16:47:49,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-28 16:47:49,481 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:47:49,481 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:47:49,481 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:47:49,481 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 16:47:49,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:47:49,482 INFO L82 PathProgramCache]: Analyzing trace with hash 71787412, now seen corresponding path program 1 times [2020-10-28 16:47:49,482 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:47:49,483 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [860622185] [2020-10-28 16:47:49,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:47:49,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:49,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:49,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:49,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:50,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:51,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:54,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:54,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:47:54,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:47:54,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-28 16:47:54,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:54,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:54,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:54,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 16:47:54,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:47:54,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:54,844 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:47:54,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:47:54,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:54,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:54,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:54,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:54,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:54,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-28 16:47:54,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:54,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:54,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:54,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:54,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:54,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:54,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:47:54,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:54,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:54,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:54,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:54,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:54,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:54,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:54,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:54,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:54,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:54,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:54,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:54,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:47:54,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:54,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:54,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:54,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:54,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:54,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:54,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:54,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:54,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:54,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:54,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:54,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:54,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:47:54,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:54,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:54,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:54,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:54,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:54,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:54,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:54,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:54,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:54,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:54,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:54,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:54,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:47:54,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:54,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:54,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:54,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:54,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:54,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:54,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:54,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:54,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:54,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:54,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:54,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:54,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:47:54,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:54,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:54,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:54,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:54,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:54,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:54,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:54,933 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:54,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:54,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:54,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:54,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:54,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:47:54,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:54,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:54,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:54,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:54,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:54,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:54,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:54,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:54,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:54,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:54,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:54,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:54,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 16:47:54,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:54,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:54,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:54,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:54,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:54,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:54,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:54,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:54,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:54,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:54,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:54,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:54,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:47:54,959 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [860622185] [2020-10-28 16:47:54,959 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:47:54,960 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 16:47:54,960 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197914795] [2020-10-28 16:47:54,961 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 16:47:54,962 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:47:54,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 16:47:54,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:47:54,962 INFO L87 Difference]: Start difference. First operand 139 states and 164 transitions. Second operand 5 states. [2020-10-28 16:47:55,526 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:47:56,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:47:56,507 INFO L93 Difference]: Finished difference Result 248 states and 309 transitions. [2020-10-28 16:47:56,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 16:47:56,508 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-10-28 16:47:56,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:47:56,511 INFO L225 Difference]: With dead ends: 248 [2020-10-28 16:47:56,511 INFO L226 Difference]: Without dead ends: 165 [2020-10-28 16:47:56,513 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:47:56,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2020-10-28 16:47:56,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 130. [2020-10-28 16:47:56,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2020-10-28 16:47:56,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 152 transitions. [2020-10-28 16:47:56,581 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 152 transitions. Word has length 53 [2020-10-28 16:47:56,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:47:56,581 INFO L481 AbstractCegarLoop]: Abstraction has 130 states and 152 transitions. [2020-10-28 16:47:56,581 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 16:47:56,581 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 152 transitions. [2020-10-28 16:47:56,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-28 16:47:56,592 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:47:56,593 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:47:56,593 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 16:47:56,593 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 16:47:56,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:47:56,594 INFO L82 PathProgramCache]: Analyzing trace with hash 734778043, now seen corresponding path program 1 times [2020-10-28 16:47:56,594 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:47:56,594 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [387182732] [2020-10-28 16:47:56,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:47:56,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:56,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:56,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:57,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:57,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:58,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:01,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:01,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-28 16:48:01,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:48:01,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-28 16:48:01,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:01,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:01,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:48:01,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:01,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-28 16:48:01,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:01,956 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:48:01,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:48:01,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:01,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:02,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:02,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:02,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:02,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-28 16:48:02,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:02,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:02,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:02,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:02,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:48:02,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:02,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:48:02,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:02,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:02,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:02,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:02,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:02,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:02,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:02,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:02,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:02,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:02,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:48:02,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:02,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:48:02,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:02,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:02,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:02,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:02,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:02,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:02,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:02,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:02,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:02,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:02,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:48:02,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:02,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:48:02,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:02,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:02,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:02,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:02,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:02,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:02,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:02,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:02,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:02,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:02,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:02,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:02,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:48:02,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:02,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:02,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:02,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:02,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:02,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:02,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:02,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:02,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:02,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:02,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:48:02,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:02,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:48:02,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:02,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:02,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:02,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:02,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:02,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:02,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:02,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:02,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:02,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:02,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:02,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:02,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 16:48:02,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:02,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:02,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:02,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:02,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:02,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:02,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:02,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:02,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:02,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:02,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:02,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:02,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 16:48:02,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:02,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:02,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:02,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:02,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:02,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:02,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:02,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:02,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:02,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:02,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:02,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:02,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:48:02,124 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [387182732] [2020-10-28 16:48:02,124 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:48:02,124 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 16:48:02,125 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962118618] [2020-10-28 16:48:02,126 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 16:48:02,126 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:48:02,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 16:48:02,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:48:02,127 INFO L87 Difference]: Start difference. First operand 130 states and 152 transitions. Second operand 6 states. [2020-10-28 16:48:02,558 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:48:03,351 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:48:05,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:48:05,021 INFO L93 Difference]: Finished difference Result 443 states and 560 transitions. [2020-10-28 16:48:05,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 16:48:05,023 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2020-10-28 16:48:05,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:48:05,027 INFO L225 Difference]: With dead ends: 443 [2020-10-28 16:48:05,027 INFO L226 Difference]: Without dead ends: 341 [2020-10-28 16:48:05,029 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-10-28 16:48:05,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2020-10-28 16:48:05,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 270. [2020-10-28 16:48:05,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 270 states. [2020-10-28 16:48:05,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 329 transitions. [2020-10-28 16:48:05,112 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 329 transitions. Word has length 58 [2020-10-28 16:48:05,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:48:05,113 INFO L481 AbstractCegarLoop]: Abstraction has 270 states and 329 transitions. [2020-10-28 16:48:05,113 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 16:48:05,113 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 329 transitions. [2020-10-28 16:48:05,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-28 16:48:05,114 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:48:05,115 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:48:05,115 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 16:48:05,115 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 16:48:05,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:48:05,116 INFO L82 PathProgramCache]: Analyzing trace with hash -1776626555, now seen corresponding path program 1 times [2020-10-28 16:48:05,116 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:48:05,116 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1606076034] [2020-10-28 16:48:05,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:48:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:05,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:05,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:05,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:05,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:06,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:10,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:10,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-28 16:48:10,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:48:10,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-28 16:48:10,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:10,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:10,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:48:10,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 16:48:10,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-28 16:48:10,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:10,452 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:48:10,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:48:10,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:10,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:10,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:10,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:10,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:10,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 16:48:10,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:10,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:10,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:10,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:10,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:10,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:10,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:48:10,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:10,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:10,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:10,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:10,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:10,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:10,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:10,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:10,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:10,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:10,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:10,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:10,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:48:10,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:10,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:10,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:10,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:10,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:10,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:10,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:10,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:10,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:10,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:10,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:10,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:10,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:48:10,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:10,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:10,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:10,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:10,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:10,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:10,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:10,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:10,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:10,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:10,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:10,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:10,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:48:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:10,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:10,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:10,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:10,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:10,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:10,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:10,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:10,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:10,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:10,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:10,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:10,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:48:10,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:10,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:10,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:10,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:10,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:10,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:10,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:10,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:10,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:10,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:10,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:48:10,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:10,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:48:10,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:10,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:10,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:10,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:48:10,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:10,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:10,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:10,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:10,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:10,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:10,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:48:10,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:10,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 16:48:10,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:10,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:10,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:10,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:10,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:10,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:10,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:10,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:10,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:10,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:10,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:10,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:10,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-28 16:48:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:10,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:10,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:10,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:10,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:10,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:10,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:10,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:10,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:10,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:10,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:10,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:10,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:48:10,569 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1606076034] [2020-10-28 16:48:10,570 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:48:10,570 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 16:48:10,570 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588095680] [2020-10-28 16:48:10,570 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 16:48:10,571 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:48:10,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 16:48:10,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:48:10,571 INFO L87 Difference]: Start difference. First operand 270 states and 329 transitions. Second operand 6 states. [2020-10-28 16:48:10,928 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:48:13,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:48:13,247 INFO L93 Difference]: Finished difference Result 700 states and 965 transitions. [2020-10-28 16:48:13,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 16:48:13,247 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2020-10-28 16:48:13,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:48:13,258 INFO L225 Difference]: With dead ends: 700 [2020-10-28 16:48:13,258 INFO L226 Difference]: Without dead ends: 696 [2020-10-28 16:48:13,259 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:48:13,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 696 states. [2020-10-28 16:48:13,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 696 to 520. [2020-10-28 16:48:13,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 520 states. [2020-10-28 16:48:13,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 520 states and 644 transitions. [2020-10-28 16:48:13,440 INFO L78 Accepts]: Start accepts. Automaton has 520 states and 644 transitions. Word has length 63 [2020-10-28 16:48:13,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:48:13,441 INFO L481 AbstractCegarLoop]: Abstraction has 520 states and 644 transitions. [2020-10-28 16:48:13,441 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 16:48:13,441 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 644 transitions. [2020-10-28 16:48:13,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-28 16:48:13,444 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:48:13,445 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:48:13,445 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 16:48:13,445 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 16:48:13,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:48:13,446 INFO L82 PathProgramCache]: Analyzing trace with hash -717336256, now seen corresponding path program 1 times [2020-10-28 16:48:13,446 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:48:13,446 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [673670208] [2020-10-28 16:48:13,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:48:13,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:13,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:13,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:13,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:13,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:14,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:16,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:18,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:18,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 136 [2020-10-28 16:48:18,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 16:48:18,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 16:48:18,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:18,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:18,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:48:18,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 16:48:18,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-28 16:48:18,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:18,765 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:48:18,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:48:18,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:18,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:18,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:18,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:18,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:18,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 16:48:18,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:18,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:18,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:18,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:18,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:18,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:18,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:48:18,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:18,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:18,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:18,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:18,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:18,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:18,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:18,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:18,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:18,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:18,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:18,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:18,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:48:18,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:18,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:18,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:18,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:18,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:18,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:18,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:18,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:18,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:18,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:18,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:18,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:18,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:48:18,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:18,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:18,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:18,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:18,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:18,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:18,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:18,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:18,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:18,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:18,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:18,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:18,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:48:18,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:18,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:18,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:18,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:18,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:18,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:18,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:18,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:18,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:18,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:18,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:18,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:18,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:48:18,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:18,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:18,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:18,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:18,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:18,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:18,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:18,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:18,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:18,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:18,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:18,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:18,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:48:18,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:18,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:18,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:18,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:48:18,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:18,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:18,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:18,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:18,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:18,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:18,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:48:18,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:18,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 16:48:18,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:18,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:18,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:18,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:18,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:48:18,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:48:18,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 16:48:18,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:18,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:18,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:48:18,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:48:18,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-28 16:48:18,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:18,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:18,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:18,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:18,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:18,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:48:18,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:18,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 16:48:18,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:18,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:18,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:48:18,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:18,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 16:48:18,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:18,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:18,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:18,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:18,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:18,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:18,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:18,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:18,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:18,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:18,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:18,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:18,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:18,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:18,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:48:18,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:18,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:18,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:18,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:18,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:18,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:18,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:18,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:18,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:48:18,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:18,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:48:18,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:19,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-28 16:48:19,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:19,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:19,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:19,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:19,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:19,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:19,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:19,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:19,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:19,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:19,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:19,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:19,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-28 16:48:19,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:19,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:19,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:19,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:19,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:19,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:19,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:19,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:19,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:19,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:19,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:19,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:19,039 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-28 16:48:19,039 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [673670208] [2020-10-28 16:48:19,039 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:48:19,039 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-28 16:48:19,040 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807246120] [2020-10-28 16:48:19,040 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-28 16:48:19,040 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:48:19,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-28 16:48:19,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2020-10-28 16:48:19,041 INFO L87 Difference]: Start difference. First operand 520 states and 644 transitions. Second operand 13 states. [2020-10-28 16:48:19,534 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:48:20,608 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:48:20,964 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:48:21,265 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:48:22,049 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 208 [2020-10-28 16:48:22,661 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 210 [2020-10-28 16:48:23,231 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 210 [2020-10-28 16:48:23,758 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 210 [2020-10-28 16:48:24,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:48:24,866 INFO L93 Difference]: Finished difference Result 1282 states and 1754 transitions. [2020-10-28 16:48:24,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-28 16:48:24,867 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 94 [2020-10-28 16:48:24,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:48:24,874 INFO L225 Difference]: With dead ends: 1282 [2020-10-28 16:48:24,875 INFO L226 Difference]: Without dead ends: 790 [2020-10-28 16:48:24,877 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 280 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=266, Invalid=994, Unknown=0, NotChecked=0, Total=1260 [2020-10-28 16:48:24,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 790 states. [2020-10-28 16:48:25,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 790 to 653. [2020-10-28 16:48:25,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 653 states. [2020-10-28 16:48:25,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 653 states and 752 transitions. [2020-10-28 16:48:25,101 INFO L78 Accepts]: Start accepts. Automaton has 653 states and 752 transitions. Word has length 94 [2020-10-28 16:48:25,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:48:25,102 INFO L481 AbstractCegarLoop]: Abstraction has 653 states and 752 transitions. [2020-10-28 16:48:25,102 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-28 16:48:25,102 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 752 transitions. [2020-10-28 16:48:25,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-28 16:48:25,111 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:48:25,111 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:48:25,111 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 16:48:25,111 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 16:48:25,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:48:25,112 INFO L82 PathProgramCache]: Analyzing trace with hash -1311882616, now seen corresponding path program 1 times [2020-10-28 16:48:25,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:48:25,112 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [985961697] [2020-10-28 16:48:25,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:48:25,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:25,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:25,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:25,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:30,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:30,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-28 16:48:30,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:48:30,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-28 16:48:30,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:30,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:30,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:48:30,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-10-28 16:48:30,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:30,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:30,423 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:48:30,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:48:30,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:30,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:30,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:30,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:30,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:30,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-28 16:48:30,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:30,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:30,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:30,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:30,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:30,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:30,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:48:30,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:30,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:30,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:30,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:30,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:30,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:30,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:30,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:30,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:30,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:30,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:30,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:30,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:48:30,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:30,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:30,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:30,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:30,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:30,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:30,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:30,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:30,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:30,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:30,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:30,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:30,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:48:30,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:30,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:30,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:30,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:30,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:30,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:30,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:30,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:30,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:30,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:30,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:30,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:30,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:48:30,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:30,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:30,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:30,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:30,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:30,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:30,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:30,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:30,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:30,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:30,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:30,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:30,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:48:30,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:30,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:30,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:30,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:30,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:30,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:30,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:30,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:30,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:30,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:30,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:30,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:30,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:48:30,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:30,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:30,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:30,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-28 16:48:30,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:30,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-28 16:48:30,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:30,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:30,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:48:30,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 16:48:30,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:30,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:30,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:30,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:30,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:30,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:30,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 16:48:30,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:30,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 16:48:30,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:30,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:30,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:48:30,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 16:48:30,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:30,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:30,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:30,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:30,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:30,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:30,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 16:48:30,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:30,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 16:48:30,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:30,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:30,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:48:30,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 16:48:30,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:30,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:30,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:30,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:30,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:30,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:30,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:48:30,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:30,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:48:30,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:30,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:30,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:48:30,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 16:48:30,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:30,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:30,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:30,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:30,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:30,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:30,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:48:30,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:30,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:48:30,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:30,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:30,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:48:30,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:30,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:30,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:30,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:48:30,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:30,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:30,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:30,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:30,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:30,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:30,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:30,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:30,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:30,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:30,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:30,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:30,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 16:48:30,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:30,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:30,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:30,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:48:30,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:30,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:48:30,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:30,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:30,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:30,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 16:48:30,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:30,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:30,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:30,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:30,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:30,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:30,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:30,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:30,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:30,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:30,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:30,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:30,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:30,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:30,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:30,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:48:30,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:30,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:30,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:30,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:30,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:30,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:30,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:30,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:30,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:30,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:30,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:30,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:30,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-28 16:48:30,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:30,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:30,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:30,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:30,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:30,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:48:30,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:30,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:30,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:30,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:30,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:30,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:30,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-28 16:48:30,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:30,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:30,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:30,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 16:48:30,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:30,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:48:30,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:30,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:30,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:30,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-28 16:48:30,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:30,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:30,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:30,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:30,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:30,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:30,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:48:30,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:30,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:30,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:30,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:30,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:30,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:30,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:30,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:30,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:30,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:30,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:30,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:30,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:30,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:30,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:30,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:30,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:30,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:30,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:30,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:30,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:30,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:48:30,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:30,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:30,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:30,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:48:30,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:30,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:30,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:30,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:30,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:30,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:30,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:30,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:30,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:30,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:30,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:30,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:30,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:30,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:30,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:30,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:30,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:30,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:30,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:30,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:30,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:30,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-28 16:48:30,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:30,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:30,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:30,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:30,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:30,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:30,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:30,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:30,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:30,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:30,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:30,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:30,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-28 16:48:30,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:30,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:30,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:30,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:30,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:30,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:30,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:30,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:30,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:30,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:30,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:30,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:30,888 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-28 16:48:30,889 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [985961697] [2020-10-28 16:48:30,890 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:48:30,890 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 16:48:30,891 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865994396] [2020-10-28 16:48:30,892 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 16:48:30,892 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:48:30,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 16:48:30,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-10-28 16:48:30,893 INFO L87 Difference]: Start difference. First operand 653 states and 752 transitions. Second operand 10 states. [2020-10-28 16:48:32,141 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:48:32,452 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:48:32,730 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:48:34,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:48:34,117 INFO L93 Difference]: Finished difference Result 1557 states and 2049 transitions. [2020-10-28 16:48:34,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 16:48:34,117 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 145 [2020-10-28 16:48:34,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:48:34,124 INFO L225 Difference]: With dead ends: 1557 [2020-10-28 16:48:34,125 INFO L226 Difference]: Without dead ends: 932 [2020-10-28 16:48:34,127 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-10-28 16:48:34,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 932 states. [2020-10-28 16:48:34,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 932 to 665. [2020-10-28 16:48:34,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 665 states. [2020-10-28 16:48:34,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 764 transitions. [2020-10-28 16:48:34,311 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 764 transitions. Word has length 145 [2020-10-28 16:48:34,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:48:34,312 INFO L481 AbstractCegarLoop]: Abstraction has 665 states and 764 transitions. [2020-10-28 16:48:34,312 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 16:48:34,312 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 764 transitions. [2020-10-28 16:48:34,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-28 16:48:34,316 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:48:34,316 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:48:34,316 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 16:48:34,317 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 16:48:34,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:48:34,317 INFO L82 PathProgramCache]: Analyzing trace with hash 628699398, now seen corresponding path program 1 times [2020-10-28 16:48:34,318 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:48:34,318 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1187033579] [2020-10-28 16:48:34,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:48:34,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:34,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:34,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:34,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:39,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:39,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-28 16:48:39,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:48:39,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 16:48:39,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:39,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:39,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:48:39,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-28 16:48:39,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:48:39,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:39,682 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:48:39,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:48:39,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:39,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:39,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:39,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:39,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:39,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-28 16:48:39,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:39,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:39,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:39,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:39,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:39,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:39,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:48:39,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:39,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:39,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:39,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:39,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:39,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:39,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:39,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:39,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:39,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:39,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:39,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:39,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:48:39,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:39,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:39,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:39,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:39,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:39,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:39,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:39,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:39,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:39,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:39,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:39,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:39,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:48:39,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:39,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:39,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:39,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:39,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:39,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:39,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:39,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:39,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:39,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:39,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:39,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:39,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:48:39,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:39,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:39,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:39,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:39,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:39,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:39,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:39,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:39,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:39,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:39,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:39,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:39,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:48:39,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:39,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:39,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:39,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:39,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:39,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:48:39,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:39,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:39,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:39,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:39,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:39,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:39,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:48:39,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:39,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:39,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:39,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-28 16:48:39,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:39,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 16:48:39,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:39,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:39,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:48:39,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 16:48:39,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:48:39,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:39,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:39,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:39,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:39,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:39,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 16:48:39,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:39,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 16:48:39,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:39,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:39,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:48:39,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 16:48:39,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:48:39,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:39,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:39,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:39,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:39,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:39,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 16:48:39,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:39,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 16:48:39,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:39,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:39,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:48:39,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 16:48:39,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:48:39,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:39,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:39,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:39,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:40,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:40,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:48:40,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:40,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-28 16:48:40,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:40,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:40,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:48:40,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:40,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 16:48:40,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:40,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:40,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:40,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:40,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:40,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:48:40,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:40,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:40,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:40,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:40,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:40,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:40,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:40,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:40,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:48:40,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:40,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:40,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:40,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:40,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:40,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:40,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:40,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:40,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:40,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:40,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:40,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:40,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 16:48:40,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:40,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:40,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:40,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:48:40,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:40,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:48:40,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:40,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:40,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:40,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 16:48:40,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:40,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:40,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:40,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:40,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:40,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:40,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:40,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:40,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:40,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:40,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:40,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:40,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:40,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:40,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:40,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:48:40,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:40,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:40,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:40,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:40,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:40,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:40,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:40,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:40,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:40,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:40,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:40,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:40,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-28 16:48:40,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:40,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:40,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:40,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:40,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:40,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:40,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:40,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:40,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:40,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:40,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:40,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:40,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-28 16:48:40,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:40,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:40,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:40,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 16:48:40,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:40,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:48:40,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:40,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:40,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:40,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-28 16:48:40,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:40,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:40,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:40,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:40,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:40,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:40,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:48:40,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:40,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:40,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:40,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:40,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:40,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:40,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:40,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:40,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:40,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:40,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:40,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:40,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:40,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:40,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:40,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:40,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:40,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:40,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:40,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:40,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:40,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:48:40,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:40,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:40,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:40,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:48:40,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:40,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:40,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:40,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:40,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:40,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:40,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:40,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:40,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:40,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:40,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:40,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:40,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:40,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:40,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:40,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:40,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:40,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:40,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:40,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:40,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:40,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-28 16:48:40,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:40,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:40,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:40,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:40,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:40,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:40,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:40,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:40,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:40,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:40,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:40,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:40,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-28 16:48:40,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:40,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:40,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:40,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:40,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:40,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:40,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:40,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:40,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:40,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:40,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:40,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:40,264 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-28 16:48:40,265 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1187033579] [2020-10-28 16:48:40,265 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:48:40,265 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 16:48:40,265 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072337878] [2020-10-28 16:48:40,267 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 16:48:40,267 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:48:40,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 16:48:40,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:48:40,268 INFO L87 Difference]: Start difference. First operand 665 states and 764 transitions. Second operand 11 states. [2020-10-28 16:48:41,537 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:48:41,834 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:48:42,139 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:48:42,447 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:48:43,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:48:43,431 INFO L93 Difference]: Finished difference Result 1575 states and 2039 transitions. [2020-10-28 16:48:43,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-28 16:48:43,432 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 145 [2020-10-28 16:48:43,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:48:43,439 INFO L225 Difference]: With dead ends: 1575 [2020-10-28 16:48:43,439 INFO L226 Difference]: Without dead ends: 938 [2020-10-28 16:48:43,442 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2020-10-28 16:48:43,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 938 states. [2020-10-28 16:48:43,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 938 to 680. [2020-10-28 16:48:43,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 680 states. [2020-10-28 16:48:43,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 680 states and 779 transitions. [2020-10-28 16:48:43,625 INFO L78 Accepts]: Start accepts. Automaton has 680 states and 779 transitions. Word has length 145 [2020-10-28 16:48:43,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:48:43,625 INFO L481 AbstractCegarLoop]: Abstraction has 680 states and 779 transitions. [2020-10-28 16:48:43,625 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 16:48:43,625 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 779 transitions. [2020-10-28 16:48:43,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-28 16:48:43,629 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:48:43,630 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:48:43,630 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 16:48:43,630 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 16:48:43,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:48:43,631 INFO L82 PathProgramCache]: Analyzing trace with hash -636190007, now seen corresponding path program 1 times [2020-10-28 16:48:43,631 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:48:43,631 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1588312468] [2020-10-28 16:48:43,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:48:43,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:43,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:43,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:44,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:48,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:48,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:48,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:48,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-28 16:48:48,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:48:48,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-28 16:48:48,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:48,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:48,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-28 16:48:48,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:48,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 186 [2020-10-28 16:48:48,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:48,974 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:48:48,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:48:48,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:49,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:49,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:49,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:49,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:49,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-28 16:48:49,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:49,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:49,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:49,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:49,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:48:49,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:49,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:48:49,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:49,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:49,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:49,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:49,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:49,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:49,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:49,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:49,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:49,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:49,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:48:49,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:49,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:48:49,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:49,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:49,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:49,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:49,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:49,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:49,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:49,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:49,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:49,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:49,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:48:49,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:49,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:48:49,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:49,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:49,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:49,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:49,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:49,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:49,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:49,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:49,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:49,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:49,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:49,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:49,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:48:49,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:49,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:49,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:49,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:49,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:49,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:49,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:49,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:49,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:49,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:49,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:48:49,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:49,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:48:49,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:49,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:49,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:49,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:49,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:49,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:49,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:49,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:49,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:49,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:49,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:49,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:49,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:48:49,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:49,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:49,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:49,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:49,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-28 16:48:49,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:48:49,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-28 16:48:49,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:49,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:49,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:49,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:49,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-28 16:48:49,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:49,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:49,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:49,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:49,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:49,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 16:48:49,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:49,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:48:49,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:49,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:49,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:49,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:49,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:49,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:49,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:49,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:49,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:49,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:49,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 16:48:49,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:49,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:48:49,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:49,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:49,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:49,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:49,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:49,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:49,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:49,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:49,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:49,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:49,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:48:49,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:49,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:49,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:49,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:49,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:49,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:49,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:49,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:49,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:49,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:49,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:49,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:49,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:48:49,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:49,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:49,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:49,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:49,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:49,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:49,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:49,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:49,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:48:49,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:49,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:49,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:49,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:49,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:49,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:49,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:49,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:49,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:49,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:49,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:49,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:49,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 16:48:49,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:49,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:49,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:49,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:48:49,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:49,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:49,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:49,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:49,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:49,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:49,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:49,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:49,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:49,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:49,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:49,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:49,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:49,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:49,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:49,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:49,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:49,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:49,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:49,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:49,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:49,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:48:49,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:49,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:49,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:49,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:49,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:49,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:49,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:49,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:49,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:49,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:49,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:49,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:49,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-28 16:48:49,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:49,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:49,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:49,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:49,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:49,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:49,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:49,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:49,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:49,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:49,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:49,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:49,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-28 16:48:49,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:49,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:49,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:49,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:49,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 16:48:49,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:48:49,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 16:48:49,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:49,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:49,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:49,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:49,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-28 16:48:49,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:49,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:49,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:49,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:49,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:49,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:48:49,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:49,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:49,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:49,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:49,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:49,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:49,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:49,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:49,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:49,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:49,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:49,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:49,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:49,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:49,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:49,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:49,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:49,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:49,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:49,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:49,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:49,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:48:49,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:49,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:49,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:49,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:48:49,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:49,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:49,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:49,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:49,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:49,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:49,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:49,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:49,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:49,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:49,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:49,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:49,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:49,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:49,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:49,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:49,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:49,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:49,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:49,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:49,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:49,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-28 16:48:49,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:49,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:49,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:49,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:49,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:49,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:48:49,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:49,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:49,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:48:49,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:49,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:49,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:49,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-28 16:48:49,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:49,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:49,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:49,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:49,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:49,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:49,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:49,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:49,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:49,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:49,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:49,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:49,417 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-28 16:48:49,418 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1588312468] [2020-10-28 16:48:49,418 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:48:49,418 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 16:48:49,419 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848174163] [2020-10-28 16:48:49,419 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 16:48:49,421 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:48:49,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 16:48:49,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:48:49,423 INFO L87 Difference]: Start difference. First operand 680 states and 779 transitions. Second operand 11 states. [2020-10-28 16:48:49,924 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:48:50,868 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:48:51,187 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:48:51,476 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 16:48:51,732 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:48:54,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:48:54,091 INFO L93 Difference]: Finished difference Result 2362 states and 3151 transitions. [2020-10-28 16:48:54,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-28 16:48:54,091 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 145 [2020-10-28 16:48:54,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:48:54,105 INFO L225 Difference]: With dead ends: 2362 [2020-10-28 16:48:54,106 INFO L226 Difference]: Without dead ends: 1710 [2020-10-28 16:48:54,111 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 179 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=205, Invalid=551, Unknown=0, NotChecked=0, Total=756 [2020-10-28 16:48:54,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1710 states. [2020-10-28 16:48:54,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1710 to 1228. [2020-10-28 16:48:54,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1228 states. [2020-10-28 16:48:54,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 1228 states and 1398 transitions. [2020-10-28 16:48:54,404 INFO L78 Accepts]: Start accepts. Automaton has 1228 states and 1398 transitions. Word has length 145 [2020-10-28 16:48:54,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:48:54,404 INFO L481 AbstractCegarLoop]: Abstraction has 1228 states and 1398 transitions. [2020-10-28 16:48:54,405 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 16:48:54,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1398 transitions. [2020-10-28 16:48:54,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-28 16:48:54,410 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:48:54,410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:48:54,410 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 16:48:54,411 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 16:48:54,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:48:54,411 INFO L82 PathProgramCache]: Analyzing trace with hash -265775251, now seen corresponding path program 1 times [2020-10-28 16:48:54,411 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:48:54,412 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [769164888] [2020-10-28 16:48:54,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:48:54,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:54,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:54,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:54,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:58,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:59,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:59,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 213 [2020-10-28 16:48:59,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:48:59,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-28 16:48:59,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:59,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:59,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:48:59,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-28 16:48:59,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 114 [2020-10-28 16:48:59,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:59,720 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:48:59,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:48:59,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:59,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:59,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:59,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:59,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:59,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-28 16:48:59,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:59,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:59,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:59,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:59,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:59,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:59,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:48:59,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:59,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:59,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:59,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:59,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:59,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:59,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:59,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:59,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:59,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:59,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:59,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:59,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:48:59,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:59,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:59,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:59,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:59,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:59,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:59,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:59,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:59,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:59,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:59,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:59,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:59,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:48:59,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:59,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:59,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:59,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:59,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:59,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:59,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:59,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:59,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:59,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:59,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:59,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:59,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:48:59,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:59,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:59,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:59,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:59,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:59,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:59,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:59,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:59,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:59,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:59,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:59,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:59,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:48:59,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:59,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:59,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:59,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:59,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:59,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:59,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:59,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:59,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:59,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:59,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:59,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:59,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-28 16:48:59,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:59,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:59,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:59,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:59,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:59,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:59,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:59,808 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:59,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:59,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:59,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:48:59,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:59,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 16:48:59,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:59,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:59,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:59,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-28 16:48:59,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:59,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:48:59,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:59,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:59,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:59,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:59,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-28 16:48:59,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:59,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:59,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:59,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:59,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:59,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 16:48:59,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:59,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:48:59,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:59,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:59,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:59,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:59,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:59,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:59,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:59,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:59,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:59,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:59,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 16:48:59,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:59,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:59,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:59,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:59,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:59,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:59,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:59,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:59,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:59,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:59,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:59,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:59,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:48:59,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:59,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:59,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:59,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:59,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:59,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:59,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:59,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:59,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:59,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:59,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:59,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:59,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:48:59,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:59,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:59,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:59,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:59,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:59,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:59,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:59,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:59,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:48:59,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:59,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:59,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:59,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:59,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:59,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:59,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:59,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:59,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:59,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:59,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:59,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:59,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 16:48:59,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:59,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:59,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:59,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:48:59,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:59,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:59,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:59,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:59,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:59,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:59,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:59,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:59,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:48:59,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:59,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:59,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:59,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:59,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:59,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:59,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:59,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:59,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:59,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:59,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:59,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:59,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:48:59,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:59,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:59,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:59,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:59,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:59,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:59,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:59,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:59,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:59,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:59,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:59,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:59,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-28 16:48:59,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:59,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:59,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:59,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:59,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:59,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:59,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:59,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:59,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:59,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:59,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:59,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:59,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-28 16:48:59,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:59,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:59,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:59,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 16:48:59,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:59,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 16:48:59,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:59,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:59,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:48:59,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 16:48:59,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 16:48:59,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:59,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:48:59,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:59,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:00,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:00,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:49:00,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:00,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:49:00,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:00,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:00,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:49:00,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:00,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:49:00,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:00,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:00,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:00,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:00,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:00,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:00,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:00,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:00,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:00,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:00,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:49:00,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:00,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:49:00,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:00,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:49:00,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:00,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:00,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:00,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:49:00,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:00,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-28 16:49:00,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:00,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:00,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:49:00,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:00,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:49:00,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:00,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:00,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:00,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:00,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:00,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:00,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:00,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:00,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:00,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:00,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:00,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:00,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:00,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:00,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-28 16:49:00,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:00,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:00,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:00,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:00,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:00,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:00,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:00,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:00,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:00,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:49:00,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:00,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:00,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-28 16:49:00,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:00,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:00,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:00,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:00,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:00,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:00,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:00,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:00,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:00,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:49:00,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:00,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:00,129 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-28 16:49:00,129 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [769164888] [2020-10-28 16:49:00,129 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:49:00,130 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-28 16:49:00,130 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694719910] [2020-10-28 16:49:00,130 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-28 16:49:00,130 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:49:00,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-28 16:49:00,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2020-10-28 16:49:00,132 INFO L87 Difference]: Start difference. First operand 1228 states and 1398 transitions. Second operand 15 states. [2020-10-28 16:49:00,632 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:49:01,438 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:49:01,981 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:49:02,363 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:49:04,496 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:49:04,776 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:49:05,333 WARN L193 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-28 16:49:05,612 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:49:06,145 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-28 16:49:06,420 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:49:07,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:49:07,635 INFO L93 Difference]: Finished difference Result 3015 states and 3903 transitions. [2020-10-28 16:49:07,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-10-28 16:49:07,636 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 149 [2020-10-28 16:49:07,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:49:07,652 INFO L225 Difference]: With dead ends: 3015 [2020-10-28 16:49:07,652 INFO L226 Difference]: Without dead ends: 1815 [2020-10-28 16:49:07,657 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 700 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=507, Invalid=1943, Unknown=0, NotChecked=0, Total=2450 [2020-10-28 16:49:07,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1815 states. [2020-10-28 16:49:07,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1815 to 1155. [2020-10-28 16:49:07,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1155 states. [2020-10-28 16:49:07,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 1155 states and 1297 transitions. [2020-10-28 16:49:07,996 INFO L78 Accepts]: Start accepts. Automaton has 1155 states and 1297 transitions. Word has length 149 [2020-10-28 16:49:07,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:49:07,997 INFO L481 AbstractCegarLoop]: Abstraction has 1155 states and 1297 transitions. [2020-10-28 16:49:07,997 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-28 16:49:07,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1297 transitions. [2020-10-28 16:49:08,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-10-28 16:49:08,002 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:49:08,002 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:49:08,002 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 16:49:08,003 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 16:49:08,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:49:08,003 INFO L82 PathProgramCache]: Analyzing trace with hash -1811492563, now seen corresponding path program 1 times [2020-10-28 16:49:08,003 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:49:08,004 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1825844053] [2020-10-28 16:49:08,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:49:08,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:08,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:08,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:08,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:09,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:09,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 224 [2020-10-28 16:49:09,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:49:09,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1373 [2020-10-28 16:49:09,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:09,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:09,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:49:09,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 150 [2020-10-28 16:49:09,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 16:49:09,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:09,662 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:49:09,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:49:09,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:09,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:09,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:09,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:09,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:09,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:49:09,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:09,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:09,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:09,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:09,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:09,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:09,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:49:09,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:09,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:09,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:09,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:09,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:09,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:09,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:09,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:09,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:09,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:09,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:09,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:09,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:49:09,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:09,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:09,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:09,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:09,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:09,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:09,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:09,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:09,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:09,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:09,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:09,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:09,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:49:09,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:09,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:09,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:09,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:09,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:09,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:09,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:09,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:09,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:09,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:09,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:09,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:09,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:49:09,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:09,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:09,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:09,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:09,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:09,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:09,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:09,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:09,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:09,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:09,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:09,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:09,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:49:09,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:09,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:09,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:09,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:09,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:09,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:09,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:09,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:09,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:09,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:09,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:09,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:09,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-28 16:49:09,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:09,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:09,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:09,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:09,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:09,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:09,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:09,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:09,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:09,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:09,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:09,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:09,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 16:49:09,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:09,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:09,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:09,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-28 16:49:09,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:09,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 16:49:09,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:09,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:09,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:09,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:09,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:09,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:09,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:09,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:09,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:09,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:09,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 16:49:09,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:09,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:49:09,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:09,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:09,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:09,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:09,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:09,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:09,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:09,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:09,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:09,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:09,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 16:49:09,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:09,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:49:09,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:09,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:09,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:09,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:09,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:09,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:09,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:09,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:09,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:09,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:09,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:49:09,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:09,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:09,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:09,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:09,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:09,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:09,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:09,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:09,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:09,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:09,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:09,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:09,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:49:09,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:09,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:09,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:09,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:09,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:09,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:09,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:09,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:09,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:49:09,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:09,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:09,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:09,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:09,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:09,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:09,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:09,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:09,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:09,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:09,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:09,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:09,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 16:49:09,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:09,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:09,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:09,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:49:09,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:09,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:49:09,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:09,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:09,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:09,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:09,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:09,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:09,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:09,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:09,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:09,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:09,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:09,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:09,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:09,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:09,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:09,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:09,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:09,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:09,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:09,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:49:09,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:09,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:09,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:09,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:09,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:09,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:09,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:09,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:09,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:09,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:09,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:09,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:09,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 16:49:09,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:09,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:09,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:09,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:49:09,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:09,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:49:09,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:09,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:09,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:49:09,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:09,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 16:49:09,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:09,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:09,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:09,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:09,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:09,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:09,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:09,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:09,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:09,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:09,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:09,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:09,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:09,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:09,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-28 16:49:09,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:09,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:09,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:09,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 16:49:09,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:09,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:49:09,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:09,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:09,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:09,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-28 16:49:09,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:09,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:09,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:09,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:09,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:09,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:09,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 16:49:09,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:09,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:49:09,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:09,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:09,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:09,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:09,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:09,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:09,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:09,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:09,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:09,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:09,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:49:09,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:09,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:09,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:09,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:09,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:09,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:09,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:09,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:09,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:09,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:09,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:09,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:09,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:49:09,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:09,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:09,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:09,867 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:09,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:09,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:09,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:09,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:09,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:49:09,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:09,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:09,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:09,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:09,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:09,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:09,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:09,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:09,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:09,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:09,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:09,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:09,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-28 16:49:09,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:09,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:09,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:09,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:09,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:09,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:09,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:09,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:09,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:09,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:49:09,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:09,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:09,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-28 16:49:09,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:09,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:09,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:09,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:09,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:09,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:09,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:09,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:09,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:09,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:49:09,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:09,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:09,901 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-28 16:49:09,901 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1825844053] [2020-10-28 16:49:09,901 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:49:09,902 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-28 16:49:09,902 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746427293] [2020-10-28 16:49:09,902 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 16:49:09,902 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:49:09,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 16:49:09,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-28 16:49:09,903 INFO L87 Difference]: Start difference. First operand 1155 states and 1297 transitions. Second operand 9 states. [2020-10-28 16:49:10,738 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:49:12,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:49:12,782 INFO L93 Difference]: Finished difference Result 1993 states and 2419 transitions. [2020-10-28 16:49:12,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-28 16:49:12,783 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 158 [2020-10-28 16:49:12,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:49:12,784 INFO L225 Difference]: With dead ends: 1993 [2020-10-28 16:49:12,784 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 16:49:12,791 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 230 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=242, Invalid=628, Unknown=0, NotChecked=0, Total=870 [2020-10-28 16:49:12,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 16:49:12,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 16:49:12,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 16:49:12,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 16:49:12,792 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 158 [2020-10-28 16:49:12,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:49:12,792 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 16:49:12,792 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 16:49:12,792 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 16:49:12,793 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 16:49:12,793 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 16:49:12,795 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 16:49:12,945 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-10-28 16:49:15,491 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 356 DAG size of output: 329 [2020-10-28 16:49:16,675 WARN L193 SmtUtils]: Spent 944.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 326 [2020-10-28 16:49:17,103 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 268 [2020-10-28 16:49:17,611 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 265 [2020-10-28 16:49:17,941 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 265 [2020-10-28 16:49:18,266 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 264 [2020-10-28 16:49:18,628 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 262 [2020-10-28 16:49:19,823 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 344 DAG size of output: 321 [2020-10-28 16:49:21,816 WARN L193 SmtUtils]: Spent 998.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 301 [2020-10-28 16:49:24,272 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 275 [2020-10-28 16:49:24,822 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 276 [2020-10-28 16:49:25,042 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 276 [2020-10-28 16:49:27,025 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 416 DAG size of output: 380 [2020-10-28 16:49:28,525 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 326 [2020-10-28 16:49:30,704 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 174 DAG size of output: 33 [2020-10-28 16:49:31,963 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 165 DAG size of output: 22 [2020-10-28 16:49:32,168 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-28 16:49:32,818 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 22 [2020-10-28 16:49:33,019 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-28 16:49:33,228 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 27 [2020-10-28 16:49:34,992 WARN L193 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 270 DAG size of output: 39 [2020-10-28 16:49:35,167 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-28 16:49:35,391 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 27 [2020-10-28 16:49:35,596 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 27 [2020-10-28 16:49:35,797 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 27 [2020-10-28 16:49:37,505 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 267 DAG size of output: 39 [2020-10-28 16:49:38,487 WARN L193 SmtUtils]: Spent 973.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 27 [2020-10-28 16:49:39,474 WARN L193 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 36 [2020-10-28 16:49:41,242 WARN L193 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 261 DAG size of output: 33 [2020-10-28 16:49:42,232 WARN L193 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 20 [2020-10-28 16:49:42,484 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:49:43,914 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 243 DAG size of output: 30 [2020-10-28 16:49:45,561 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 181 DAG size of output: 35 [2020-10-28 16:49:46,580 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 165 DAG size of output: 26 [2020-10-28 16:49:46,773 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-28 16:49:48,076 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 172 DAG size of output: 28 [2020-10-28 16:49:48,691 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 21 [2020-10-28 16:49:48,938 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-28 16:49:49,595 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 23 [2020-10-28 16:49:50,874 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 169 DAG size of output: 27 [2020-10-28 16:49:51,089 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 27 [2020-10-28 16:49:51,984 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 22 [2020-10-28 16:49:52,585 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 22 [2020-10-28 16:49:53,531 WARN L193 SmtUtils]: Spent 941.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 18 [2020-10-28 16:49:54,128 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 22 [2020-10-28 16:49:54,387 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-28 16:49:55,081 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 26 [2020-10-28 16:49:55,282 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 27 [2020-10-28 16:49:56,463 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 219 DAG size of output: 38 [2020-10-28 16:49:57,399 WARN L193 SmtUtils]: Spent 930.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 27 [2020-10-28 16:49:59,682 WARN L193 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 314 DAG size of output: 36 [2020-10-28 16:49:59,872 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 17 [2020-10-28 16:50:00,862 WARN L193 SmtUtils]: Spent 986.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 23 [2020-10-28 16:50:01,062 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-28 16:50:01,264 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 27 [2020-10-28 16:50:01,468 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 27 [2020-10-28 16:50:01,671 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 27 [2020-10-28 16:50:01,855 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 1 [2020-10-28 16:50:03,125 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 178 DAG size of output: 27 [2020-10-28 16:50:03,754 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 22 [2020-10-28 16:50:05,445 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 267 DAG size of output: 39 [2020-10-28 16:50:06,410 WARN L193 SmtUtils]: Spent 950.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 17 [2020-10-28 16:50:07,711 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 178 DAG size of output: 27 [2020-10-28 16:50:08,970 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 178 DAG size of output: 27 [2020-10-28 16:50:08,975 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 16:50:08,976 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 16:50:08,976 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 16:50:08,976 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 16:50:08,976 INFO L274 CegarLoopResult]: For program point L544(lines 544 548) no Hoare annotation was computed. [2020-10-28 16:50:08,976 INFO L274 CegarLoopResult]: For program point L544-1(lines 544 548) no Hoare annotation was computed. [2020-10-28 16:50:08,976 INFO L274 CegarLoopResult]: For program point L539(line 539) no Hoare annotation was computed. [2020-10-28 16:50:08,976 INFO L274 CegarLoopResult]: For program point L538-2(lines 538 559) no Hoare annotation was computed. [2020-10-28 16:50:08,976 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 513 568) no Hoare annotation was computed. [2020-10-28 16:50:08,977 INFO L274 CegarLoopResult]: For program point L560(lines 537 561) no Hoare annotation was computed. [2020-10-28 16:50:08,977 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 513 568) no Hoare annotation was computed. [2020-10-28 16:50:08,977 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 513 568) no Hoare annotation was computed. [2020-10-28 16:50:08,977 INFO L274 CegarLoopResult]: For program point L601(lines 601 605) no Hoare annotation was computed. [2020-10-28 16:50:08,977 INFO L274 CegarLoopResult]: For program point L601-1(lines 601 605) no Hoare annotation was computed. [2020-10-28 16:50:08,977 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 569 628) no Hoare annotation was computed. [2020-10-28 16:50:08,977 INFO L274 CegarLoopResult]: For program point L596(line 596) no Hoare annotation was computed. [2020-10-28 16:50:08,977 INFO L274 CegarLoopResult]: For program point L595-2(lines 595 620) no Hoare annotation was computed. [2020-10-28 16:50:08,977 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 569 628) no Hoare annotation was computed. [2020-10-28 16:50:08,977 INFO L274 CegarLoopResult]: For program point L621(lines 594 622) no Hoare annotation was computed. [2020-10-28 16:50:08,977 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 569 628) no Hoare annotation was computed. [2020-10-28 16:50:08,977 INFO L274 CegarLoopResult]: For program point L614(line 614) no Hoare annotation was computed. [2020-10-28 16:50:08,978 INFO L274 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-10-28 16:50:08,978 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 954 960) the Hoare annotation is: true [2020-10-28 16:50:08,978 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 954 960) no Hoare annotation was computed. [2020-10-28 16:50:08,978 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 961 969) no Hoare annotation was computed. [2020-10-28 16:50:08,978 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 961 969) the Hoare annotation is: true [2020-10-28 16:50:08,978 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 961 969) no Hoare annotation was computed. [2020-10-28 16:50:08,978 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 912 934) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:50:08,978 INFO L270 CegarLoopResult]: At program point L924(line 924) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:50:08,979 INFO L270 CegarLoopResult]: At program point L924-1(line 924) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:50:08,979 INFO L274 CegarLoopResult]: For program point L922(lines 922 929) no Hoare annotation was computed. [2020-10-28 16:50:08,979 INFO L274 CegarLoopResult]: For program point L922-1(lines 922 929) no Hoare annotation was computed. [2020-10-28 16:50:08,979 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 912 934) no Hoare annotation was computed. [2020-10-28 16:50:08,979 INFO L274 CegarLoopResult]: For program point L920(line 920) no Hoare annotation was computed. [2020-10-28 16:50:08,979 INFO L270 CegarLoopResult]: At program point L919(line 919) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:50:08,979 INFO L270 CegarLoopResult]: At program point L918(line 918) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:50:08,979 INFO L270 CegarLoopResult]: At program point L918-1(line 918) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:50:08,979 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 912 934) no Hoare annotation was computed. [2020-10-28 16:50:08,980 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 867 890) no Hoare annotation was computed. [2020-10-28 16:50:08,980 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 867 890) no Hoare annotation was computed. [2020-10-28 16:50:08,980 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 867 890) no Hoare annotation was computed. [2020-10-28 16:50:08,980 INFO L274 CegarLoopResult]: For program point L885(line 885) no Hoare annotation was computed. [2020-10-28 16:50:08,980 INFO L274 CegarLoopResult]: For program point L884(line 884) no Hoare annotation was computed. [2020-10-28 16:50:08,980 INFO L274 CegarLoopResult]: For program point L883(line 883) no Hoare annotation was computed. [2020-10-28 16:50:08,980 INFO L274 CegarLoopResult]: For program point L882(line 882) no Hoare annotation was computed. [2020-10-28 16:50:08,980 INFO L274 CegarLoopResult]: For program point L881(line 881) no Hoare annotation was computed. [2020-10-28 16:50:08,980 INFO L274 CegarLoopResult]: For program point L880(line 880) no Hoare annotation was computed. [2020-10-28 16:50:08,980 INFO L274 CegarLoopResult]: For program point L879(line 879) no Hoare annotation was computed. [2020-10-28 16:50:08,980 INFO L274 CegarLoopResult]: For program point L878(line 878) no Hoare annotation was computed. [2020-10-28 16:50:08,981 INFO L274 CegarLoopResult]: For program point L877(line 877) no Hoare annotation was computed. [2020-10-28 16:50:08,981 INFO L274 CegarLoopResult]: For program point L876(line 876) no Hoare annotation was computed. [2020-10-28 16:50:08,981 INFO L274 CegarLoopResult]: For program point L875(line 875) no Hoare annotation was computed. [2020-10-28 16:50:08,981 INFO L274 CegarLoopResult]: For program point L874(line 874) no Hoare annotation was computed. [2020-10-28 16:50:08,981 INFO L274 CegarLoopResult]: For program point L873(line 873) no Hoare annotation was computed. [2020-10-28 16:50:08,981 INFO L274 CegarLoopResult]: For program point L872(line 872) no Hoare annotation was computed. [2020-10-28 16:50:08,981 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 437 451) no Hoare annotation was computed. [2020-10-28 16:50:08,981 INFO L270 CegarLoopResult]: At program point L443(line 443) the Hoare annotation is: (let ((.cse5 (= |old(~pumpRunning~0)| 0))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not .cse5)) (.cse3 (not (= |old(~systemActive~0)| 1))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse4 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4 .cse5) (or .cse0 .cse6 .cse2) (or .cse3 .cse6 .cse4 .cse5)))) [2020-10-28 16:50:08,981 INFO L274 CegarLoopResult]: For program point L441(lines 441 447) no Hoare annotation was computed. [2020-10-28 16:50:08,982 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 437 451) the Hoare annotation is: (let ((.cse6 (= |old(~pumpRunning~0)| 0))) (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not .cse6)) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= |old(~systemActive~0)| 1))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse3 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse3) (or .cse5 .cse1 .cse3 .cse6) (or .cse5 .cse4 .cse3 .cse6)))) [2020-10-28 16:50:08,982 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 437 451) no Hoare annotation was computed. [2020-10-28 16:50:08,982 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 373 381) no Hoare annotation was computed. [2020-10-28 16:50:08,982 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 373 381) the Hoare annotation is: true [2020-10-28 16:50:08,982 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 373 381) no Hoare annotation was computed. [2020-10-28 16:50:08,982 INFO L274 CegarLoopResult]: For program point L412(line 412) no Hoare annotation was computed. [2020-10-28 16:50:08,982 INFO L274 CegarLoopResult]: For program point L412-1(line 412) no Hoare annotation was computed. [2020-10-28 16:50:08,982 INFO L274 CegarLoopResult]: For program point L401(lines 401 409) no Hoare annotation was computed. [2020-10-28 16:50:08,982 INFO L274 CegarLoopResult]: For program point L401-2(lines 401 409) no Hoare annotation was computed. [2020-10-28 16:50:08,982 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 382 417) no Hoare annotation was computed. [2020-10-28 16:50:08,982 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 382 417) no Hoare annotation was computed. [2020-10-28 16:50:08,982 INFO L274 CegarLoopResult]: For program point L389(lines 389 397) no Hoare annotation was computed. [2020-10-28 16:50:08,983 INFO L274 CegarLoopResult]: For program point L389-2(lines 389 397) no Hoare annotation was computed. [2020-10-28 16:50:08,983 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 382 417) no Hoare annotation was computed. [2020-10-28 16:50:08,983 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 947 953) no Hoare annotation was computed. [2020-10-28 16:50:08,983 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 947 953) the Hoare annotation is: true [2020-10-28 16:50:08,983 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 467 512) no Hoare annotation was computed. [2020-10-28 16:50:08,983 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 467 512) no Hoare annotation was computed. [2020-10-28 16:50:08,983 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 467 512) no Hoare annotation was computed. [2020-10-28 16:50:08,983 INFO L274 CegarLoopResult]: For program point L800(lines 800 807) no Hoare annotation was computed. [2020-10-28 16:50:08,983 INFO L274 CegarLoopResult]: For program point L794(lines 794 814) no Hoare annotation was computed. [2020-10-28 16:50:08,983 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 780 825) no Hoare annotation was computed. [2020-10-28 16:50:08,983 INFO L274 CegarLoopResult]: For program point L794-1(lines 794 814) no Hoare annotation was computed. [2020-10-28 16:50:08,983 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 804 805) no Hoare annotation was computed. [2020-10-28 16:50:08,984 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 811 812) no Hoare annotation was computed. [2020-10-28 16:50:08,984 INFO L274 CegarLoopResult]: For program point L811(lines 811 812) no Hoare annotation was computed. [2020-10-28 16:50:08,984 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 780 825) no Hoare annotation was computed. [2020-10-28 16:50:08,984 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 780 825) no Hoare annotation was computed. [2020-10-28 16:50:08,984 INFO L274 CegarLoopResult]: For program point L804(lines 804 805) no Hoare annotation was computed. [2020-10-28 16:50:08,984 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 898 908) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:50:08,984 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 898 908) no Hoare annotation was computed. [2020-10-28 16:50:08,984 INFO L270 CegarLoopResult]: At program point L903(line 903) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:50:08,984 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 898 908) no Hoare annotation was computed. [2020-10-28 16:50:08,984 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 362 372) the Hoare annotation is: true [2020-10-28 16:50:08,984 INFO L277 CegarLoopResult]: At program point L367(line 367) the Hoare annotation is: true [2020-10-28 16:50:08,985 INFO L274 CegarLoopResult]: For program point L367-1(line 367) no Hoare annotation was computed. [2020-10-28 16:50:08,985 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 362 372) no Hoare annotation was computed. [2020-10-28 16:50:08,985 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 362 372) no Hoare annotation was computed. [2020-10-28 16:50:08,985 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 354 361) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~pumpRunning~0)| 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2))) [2020-10-28 16:50:08,985 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 354 361) no Hoare annotation was computed. [2020-10-28 16:50:08,985 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 354 361) no Hoare annotation was computed. [2020-10-28 16:50:08,985 INFO L274 CegarLoopResult]: For program point L173(lines 173 179) no Hoare annotation was computed. [2020-10-28 16:50:08,985 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 169 182) no Hoare annotation was computed. [2020-10-28 16:50:08,985 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 169 182) the Hoare annotation is: true [2020-10-28 16:50:08,985 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 169 182) no Hoare annotation was computed. [2020-10-28 16:50:08,985 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 321 345) no Hoare annotation was computed. [2020-10-28 16:50:08,986 INFO L270 CegarLoopResult]: At program point L340(line 340) the Hoare annotation is: (let ((.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~pumpRunning~0)| 0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse1) (or .cse3 .cse0 .cse5 .cse1) (or .cse4 .cse1 .cse2))) [2020-10-28 16:50:08,986 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 321 345) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| 0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3) (or .cse5 .cse0 .cse1 .cse2) (or .cse5 .cse4 .cse1 .cse2))) [2020-10-28 16:50:08,986 INFO L274 CegarLoopResult]: For program point L340-1(lines 321 345) no Hoare annotation was computed. [2020-10-28 16:50:08,986 INFO L270 CegarLoopResult]: At program point L335(line 335) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= |old(~pumpRunning~0)| 0))) (and (or .cse0 .cse1 .cse2 (not .cse3)) (or .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 .cse3) (or .cse0 .cse4 .cse2) (or .cse4 .cse2 .cse3))) [2020-10-28 16:50:08,986 INFO L270 CegarLoopResult]: At program point L331(line 331) the Hoare annotation is: (let ((.cse6 (= |old(~pumpRunning~0)| 0))) (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not .cse6)) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse3) (or .cse1 .cse5 .cse2 .cse6) (or (and .cse5 (<= 1 processEnvironment_~tmp~3)) .cse4 .cse2 .cse6)))) [2020-10-28 16:50:08,986 INFO L274 CegarLoopResult]: For program point L329(lines 329 337) no Hoare annotation was computed. [2020-10-28 16:50:08,987 INFO L270 CegarLoopResult]: At program point L327(line 327) the Hoare annotation is: (let ((.cse6 (= |old(~pumpRunning~0)| 0))) (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not .cse6)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse3) (or .cse4 .cse5 .cse2 .cse6) (or .cse1 .cse5 .cse2 .cse6)))) [2020-10-28 16:50:08,987 INFO L274 CegarLoopResult]: For program point L327-1(line 327) no Hoare annotation was computed. [2020-10-28 16:50:08,987 INFO L274 CegarLoopResult]: For program point L325(lines 325 342) no Hoare annotation was computed. [2020-10-28 16:50:08,987 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 287 293) no Hoare annotation was computed. [2020-10-28 16:50:08,987 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 287 293) the Hoare annotation is: true [2020-10-28 16:50:08,987 INFO L270 CegarLoopResult]: At program point testENTRY(lines 188 255) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:50:08,987 INFO L270 CegarLoopResult]: At program point L248(lines 197 249) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:50:08,987 INFO L274 CegarLoopResult]: For program point testFINAL(lines 188 255) no Hoare annotation was computed. [2020-10-28 16:50:08,987 INFO L270 CegarLoopResult]: At program point L238(line 238) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0))) (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse2 (not .cse4)) (.cse3 (= 1 ~systemActive~0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse5 (= ~methAndRunningLastTime~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse5) (and .cse1 .cse2 .cse6 .cse3) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse6 .cse4 .cse5) (not (= |old(~methAndRunningLastTime~0)| 0))))) [2020-10-28 16:50:08,987 INFO L274 CegarLoopResult]: For program point L236(lines 236 242) no Hoare annotation was computed. [2020-10-28 16:50:08,988 INFO L270 CegarLoopResult]: At program point L236-1(lines 228 243) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0))) (let ((.cse4 (= ~methAndRunningLastTime~0 0)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse6 (not .cse3)) (.cse1 (= 1 ~systemActive~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse7 (= 0 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse6 .cse1) (and .cse5 .cse0 .cse1 .cse3 .cse4) (and .cse5 .cse0 .cse7 .cse3) (and .cse0 .cse6 .cse2 .cse1) (and .cse0 .cse2 .cse7 .cse3) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))))) [2020-10-28 16:50:08,988 INFO L274 CegarLoopResult]: For program point L199(lines 198 247) no Hoare annotation was computed. [2020-10-28 16:50:08,988 INFO L270 CegarLoopResult]: At program point L230(line 230) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0))) (let ((.cse3 (= ~methaneLevelCritical~0 1)) (.cse0 (not .cse4)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse5 (= ~methAndRunningLastTime~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse4 .cse5) (and .cse3 .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse2 .cse4 .cse5) (not (= |old(~methAndRunningLastTime~0)| 0))))) [2020-10-28 16:50:08,988 INFO L274 CegarLoopResult]: For program point L228(lines 228 243) no Hoare annotation was computed. [2020-10-28 16:50:08,988 INFO L270 CegarLoopResult]: At program point L220(line 220) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~methAndRunningLastTime~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse2) (and .cse3 .cse0 .cse4 .cse5 .cse2) (and .cse3 .cse0 (not .cse5) .cse1) (and .cse0 (= ~methaneLevelCritical~0 0) .cse4 .cse5 .cse2) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse3 .cse0 .cse1 .cse2))) [2020-10-28 16:50:08,988 INFO L274 CegarLoopResult]: For program point L218(lines 218 224) no Hoare annotation was computed. [2020-10-28 16:50:08,988 INFO L274 CegarLoopResult]: For program point L218-1(lines 218 224) no Hoare annotation was computed. [2020-10-28 16:50:08,988 INFO L270 CegarLoopResult]: At program point L245(lines 198 247) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~methAndRunningLastTime~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse2) (and .cse3 .cse0 .cse4 .cse5 .cse2) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse4 .cse5 .cse2) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse3 (not .cse5) .cse0 .cse1) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse3 .cse0 .cse1 .cse2))) [2020-10-28 16:50:08,989 INFO L270 CegarLoopResult]: At program point L210(line 210) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~methAndRunningLastTime~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse2) (and .cse3 .cse0 .cse4 .cse5 .cse2) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse4 .cse5 .cse2) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse3 (not .cse5) .cse0 .cse1) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse3 .cse0 .cse1 .cse2))) [2020-10-28 16:50:08,989 INFO L274 CegarLoopResult]: For program point L208(lines 208 214) no Hoare annotation was computed. [2020-10-28 16:50:08,989 INFO L274 CegarLoopResult]: For program point L208-1(lines 208 214) no Hoare annotation was computed. [2020-10-28 16:50:08,989 INFO L274 CegarLoopResult]: For program point L200(lines 200 204) no Hoare annotation was computed. [2020-10-28 16:50:08,989 INFO L274 CegarLoopResult]: For program point testEXIT(lines 188 255) no Hoare annotation was computed. [2020-10-28 16:50:08,989 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 758 759) no Hoare annotation was computed. [2020-10-28 16:50:08,989 INFO L274 CegarLoopResult]: For program point L765(lines 765 766) no Hoare annotation was computed. [2020-10-28 16:50:08,989 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 765 766) no Hoare annotation was computed. [2020-10-28 16:50:08,989 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 734 779) no Hoare annotation was computed. [2020-10-28 16:50:08,989 INFO L274 CegarLoopResult]: For program point L758(lines 758 759) no Hoare annotation was computed. [2020-10-28 16:50:08,989 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 734 779) no Hoare annotation was computed. [2020-10-28 16:50:08,990 INFO L274 CegarLoopResult]: For program point L754(lines 754 761) no Hoare annotation was computed. [2020-10-28 16:50:08,990 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 734 779) no Hoare annotation was computed. [2020-10-28 16:50:08,990 INFO L274 CegarLoopResult]: For program point L748(lines 748 768) no Hoare annotation was computed. [2020-10-28 16:50:08,990 INFO L274 CegarLoopResult]: For program point L748-1(lines 748 768) no Hoare annotation was computed. [2020-10-28 16:50:08,990 INFO L270 CegarLoopResult]: At program point L64(line 64) the Hoare annotation is: (let ((.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse3 (not (= ~pumpRunning~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= 0 ~systemActive~0)))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse1 .cse4) (or .cse2 .cse1 .cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse2 .cse3 .cse5 .cse4) (or .cse3 .cse0 .cse5))) [2020-10-28 16:50:08,990 INFO L274 CegarLoopResult]: For program point L64-1(line 64) no Hoare annotation was computed. [2020-10-28 16:50:08,990 INFO L274 CegarLoopResult]: For program point L62(lines 62 79) no Hoare annotation was computed. [2020-10-28 16:50:08,990 INFO L274 CegarLoopResult]: For program point L62-1(lines 54 82) no Hoare annotation was computed. [2020-10-28 16:50:08,990 INFO L270 CegarLoopResult]: At program point L60(line 60) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse5 (not (= 0 ~systemActive~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse5 .cse3) (or .cse0 .cse2 .cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse0 .cse1 .cse5 .cse3) (or .cse4 .cse2 .cse3))) [2020-10-28 16:50:08,991 INFO L274 CegarLoopResult]: For program point L60-1(line 60) no Hoare annotation was computed. [2020-10-28 16:50:08,991 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 54 82) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse5 (not (= 0 ~systemActive~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse5 .cse3) (or .cse0 .cse2 .cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse0 .cse1 .cse5 .cse3) (or .cse4 .cse2 .cse3))) [2020-10-28 16:50:08,991 INFO L270 CegarLoopResult]: At program point L69(line 69) the Hoare annotation is: (let ((.cse3 (not (= ~pumpRunning~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= 0 ~systemActive~0))) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse4) (or .cse2 .cse3 .cse1) (or .cse3 .cse0 .cse4) (or .cse2 .cse1 (not (= |old(~methAndRunningLastTime~0)| 0))))) [2020-10-28 16:50:08,991 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 54 82) no Hoare annotation was computed. [2020-10-28 16:50:08,991 INFO L274 CegarLoopResult]: For program point L67(lines 67 73) no Hoare annotation was computed. [2020-10-28 16:50:08,991 INFO L274 CegarLoopResult]: For program point L66(lines 66 76) no Hoare annotation was computed. [2020-10-28 16:50:08,991 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 46 53) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:50:08,991 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 46 53) no Hoare annotation was computed. [2020-10-28 16:50:08,991 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 46 53) no Hoare annotation was computed. [2020-10-28 16:50:08,991 INFO L274 CegarLoopResult]: For program point L145(lines 145 153) no Hoare annotation was computed. [2020-10-28 16:50:08,992 INFO L274 CegarLoopResult]: For program point L145-2(lines 145 153) no Hoare annotation was computed. [2020-10-28 16:50:08,992 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 137 159) no Hoare annotation was computed. [2020-10-28 16:50:08,992 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 137 159) no Hoare annotation was computed. [2020-10-28 16:50:08,992 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 137 159) no Hoare annotation was computed. [2020-10-28 16:50:08,992 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 631 733) no Hoare annotation was computed. [2020-10-28 16:50:08,992 INFO L274 CegarLoopResult]: For program point L696(line 696) no Hoare annotation was computed. [2020-10-28 16:50:08,992 INFO L274 CegarLoopResult]: For program point L696-1(line 696) no Hoare annotation was computed. [2020-10-28 16:50:08,992 INFO L274 CegarLoopResult]: For program point L655(lines 655 659) no Hoare annotation was computed. [2020-10-28 16:50:08,992 INFO L274 CegarLoopResult]: For program point L719(lines 719 730) no Hoare annotation was computed. [2020-10-28 16:50:08,992 INFO L274 CegarLoopResult]: For program point L682(lines 682 686) no Hoare annotation was computed. [2020-10-28 16:50:08,992 INFO L274 CegarLoopResult]: For program point L680-2(lines 680 700) no Hoare annotation was computed. [2020-10-28 16:50:08,992 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 631 733) no Hoare annotation was computed. [2020-10-28 16:50:08,993 INFO L274 CegarLoopResult]: For program point L701(lines 679 702) no Hoare annotation was computed. [2020-10-28 16:50:08,993 INFO L274 CegarLoopResult]: For program point L660(lines 660 676) no Hoare annotation was computed. [2020-10-28 16:50:08,993 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 631 733) no Hoare annotation was computed. [2020-10-28 16:50:08,993 INFO L274 CegarLoopResult]: For program point L720(lines 720 727) no Hoare annotation was computed. [2020-10-28 16:50:08,993 INFO L274 CegarLoopResult]: For program point L681(lines 680 700) no Hoare annotation was computed. [2020-10-28 16:50:08,993 INFO L274 CegarLoopResult]: For program point L712(line 712) no Hoare annotation was computed. [2020-10-28 16:50:08,993 INFO L274 CegarLoopResult]: For program point L712-1(line 712) no Hoare annotation was computed. [2020-10-28 16:50:08,993 INFO L274 CegarLoopResult]: For program point L677(lines 677 718) no Hoare annotation was computed. [2020-10-28 16:50:08,993 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 937 946) no Hoare annotation was computed. [2020-10-28 16:50:08,993 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 937 946) no Hoare annotation was computed. [2020-10-28 16:50:08,993 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 937 946) no Hoare annotation was computed. [2020-10-28 16:50:08,993 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:50:08,994 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#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~string12.offset| |old(#t~string12.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.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~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#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~string75.base| |old(#t~string75.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 16:50:08,994 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:50:08,994 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 346 353) no Hoare annotation was computed. [2020-10-28 16:50:08,994 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 346 353) no Hoare annotation was computed. [2020-10-28 16:50:08,994 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 346 353) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse3))) [2020-10-28 16:50:08,994 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 160 168) no Hoare annotation was computed. [2020-10-28 16:50:08,994 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 160 168) no Hoare annotation was computed. [2020-10-28 16:50:08,994 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 160 168) no Hoare annotation was computed. [2020-10-28 16:50:08,995 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 418 436) no Hoare annotation was computed. [2020-10-28 16:50:08,995 INFO L274 CegarLoopResult]: For program point L427(lines 427 431) no Hoare annotation was computed. [2020-10-28 16:50:08,995 INFO L277 CegarLoopResult]: At program point L425(line 425) the Hoare annotation is: true [2020-10-28 16:50:08,995 INFO L274 CegarLoopResult]: For program point L427-2(lines 427 431) no Hoare annotation was computed. [2020-10-28 16:50:08,995 INFO L274 CegarLoopResult]: For program point L425-1(line 425) no Hoare annotation was computed. [2020-10-28 16:50:08,995 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 418 436) the Hoare annotation is: true [2020-10-28 16:50:08,995 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 418 436) no Hoare annotation was computed. [2020-10-28 16:50:08,995 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 116 127) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0))) (let ((.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse3 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse7 (not .cse6)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse8 (not (= 0 ~systemActive~0))) (.cse5 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse5) (or .cse1 .cse6 .cse2 .cse3) (or .cse0 .cse7 .cse8 .cse2 .cse3) (or .cse0 .cse7 .cse4 .cse8 .cse5)))) [2020-10-28 16:50:08,995 INFO L274 CegarLoopResult]: For program point L120-1(lines 116 127) no Hoare annotation was computed. [2020-10-28 16:50:08,995 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 116 127) no Hoare annotation was computed. [2020-10-28 16:50:08,996 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:50:08,996 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 16:50:08,996 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:50:08,996 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 128 136) the Hoare annotation is: true [2020-10-28 16:50:08,996 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 128 136) no Hoare annotation was computed. [2020-10-28 16:50:08,996 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 128 136) no Hoare annotation was computed. [2020-10-28 16:50:08,996 INFO L270 CegarLoopResult]: At program point L276(line 276) the Hoare annotation is: (let ((.cse7 (= |old(~pumpRunning~0)| 0))) (let ((.cse3 (not .cse7)) (.cse9 (= 1 ~systemActive~0)) (.cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse11 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (let ((.cse1 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse10 .cse11)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not .cse9)) (.cse6 (and .cse9 .cse10 .cse3 .cse11)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse8 (not (= 0 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse6 .cse7) (or .cse0 .cse8 .cse3) (or .cse5 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse2 .cse6 .cse7) (or .cse5 .cse8 .cse3))))) [2020-10-28 16:50:08,996 INFO L270 CegarLoopResult]: At program point L274(lines 274 280) the Hoare annotation is: (let ((.cse9 (= |old(~pumpRunning~0)| 0)) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse12 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (let ((.cse8 (and .cse7 (= ~pumpRunning~0 0))) (.cse10 (and .cse12 (= ~methAndRunningLastTime~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 1 ~systemActive~0))) (.cse11 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (and .cse12 .cse6 .cse7)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (not .cse9))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 (and .cse6 .cse7) .cse8 .cse9) (or .cse10 .cse4 .cse5 .cse3 .cse11) (or .cse0 .cse5 .cse8 .cse9) (or .cse10 .cse0 .cse5 .cse3 .cse11) (or .cse4 .cse1 .cse2 .cse3)))) [2020-10-28 16:50:08,997 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 263 286) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| 0))) (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= 0 ~systemActive~0))) (.cse6 (not .cse3)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse1 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse7 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse5 .cse6) (or .cse0 .cse1 .cse2 .cse7) (or .cse0 .cse1 .cse5 .cse6) (or .cse4 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse7)))) [2020-10-28 16:50:08,997 INFO L270 CegarLoopResult]: At program point L269(line 269) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| 0))) (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse1 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 ~systemActive~0))) (.cse5 (not .cse3))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5) (or .cse0 .cse2 .cse5 .cse6) (or .cse7 .cse2 .cse5 .cse6) (or .cse7 .cse1 .cse2 .cse3) (or .cse7 .cse4 .cse5)))) [2020-10-28 16:50:08,997 INFO L274 CegarLoopResult]: For program point L267(lines 266 285) no Hoare annotation was computed. [2020-10-28 16:50:08,997 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 263 286) no Hoare annotation was computed. [2020-10-28 16:50:08,997 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 263 286) no Hoare annotation was computed. [2020-10-28 16:50:08,997 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 837 866) no Hoare annotation was computed. [2020-10-28 16:50:08,997 INFO L277 CegarLoopResult]: At program point L862(lines 837 866) the Hoare annotation is: true [2020-10-28 16:50:08,997 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 837 866) the Hoare annotation is: true [2020-10-28 16:50:08,997 INFO L274 CegarLoopResult]: For program point L858(line 858) no Hoare annotation was computed. [2020-10-28 16:50:08,998 INFO L274 CegarLoopResult]: For program point L851(lines 851 855) no Hoare annotation was computed. [2020-10-28 16:50:08,998 INFO L277 CegarLoopResult]: At program point L851-1(lines 851 855) the Hoare annotation is: true [2020-10-28 16:50:08,998 INFO L274 CegarLoopResult]: For program point L848(line 848) no Hoare annotation was computed. [2020-10-28 16:50:08,998 INFO L277 CegarLoopResult]: At program point L847-2(lines 847 861) the Hoare annotation is: true [2020-10-28 16:50:08,998 INFO L277 CegarLoopResult]: At program point L843(line 843) the Hoare annotation is: true [2020-10-28 16:50:08,998 INFO L274 CegarLoopResult]: For program point L843-1(line 843) no Hoare annotation was computed. [2020-10-28 16:50:08,998 INFO L274 CegarLoopResult]: For program point L96-1(lines 92 103) no Hoare annotation was computed. [2020-10-28 16:50:08,998 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 92 103) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2))) [2020-10-28 16:50:08,998 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 92 103) no Hoare annotation was computed. [2020-10-28 16:50:08,998 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 891 897) no Hoare annotation was computed. [2020-10-28 16:50:08,998 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 891 897) the Hoare annotation is: true [2020-10-28 16:50:08,999 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:50:08,999 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-10-28 16:50:08,999 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 16:50:08,999 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:50:08,999 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 452 459) no Hoare annotation was computed. [2020-10-28 16:50:08,999 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 452 459) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (= |old(~systemActive~0)| ~systemActive~0)) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse2 .cse3) (or .cse0 .cse4 .cse3) (or .cse0 .cse1 .cse4))) [2020-10-28 16:50:08,999 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 452 459) no Hoare annotation was computed. [2020-10-28 16:50:08,999 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 295 319) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| 0)) (.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 (not .cse3)) (or .cse4 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse2))) [2020-10-28 16:50:08,999 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 295 319) no Hoare annotation was computed. [2020-10-28 16:50:08,999 INFO L270 CegarLoopResult]: At program point L314(line 314) the Hoare annotation is: (let ((.cse4 (= |old(~pumpRunning~0)| 0))) (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not .cse4)) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse2 .cse3) (or .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 .cse4)))) [2020-10-28 16:50:09,000 INFO L274 CegarLoopResult]: For program point L314-1(lines 295 319) no Hoare annotation was computed. [2020-10-28 16:50:09,000 INFO L270 CegarLoopResult]: At program point L309(line 309) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse3 (and (<= processEnvironment__wrappee__highWaterSensor_~tmp~2 0) (<= 0 processEnvironment__wrappee__highWaterSensor_~tmp~2) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~pumpRunning~0)| 0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse0 .cse1) (or .cse3 .cse4 (not (= ~methaneLevelCritical~0 1)) .cse1 (not .cse2)))) [2020-10-28 16:50:09,000 INFO L270 CegarLoopResult]: At program point L305(line 305) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| 0)) (.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 (not .cse3)) (or .cse4 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse2))) [2020-10-28 16:50:09,000 INFO L274 CegarLoopResult]: For program point L303(lines 303 311) no Hoare annotation was computed. [2020-10-28 16:50:09,000 INFO L270 CegarLoopResult]: At program point L301(line 301) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| 0)) (.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 (not .cse3)) (or .cse4 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse2))) [2020-10-28 16:50:09,000 INFO L274 CegarLoopResult]: For program point L301-1(line 301) no Hoare annotation was computed. [2020-10-28 16:50:09,000 INFO L274 CegarLoopResult]: For program point L299(lines 299 316) no Hoare annotation was computed. [2020-10-28 16:50:09,000 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 104 115) no Hoare annotation was computed. [2020-10-28 16:50:09,000 INFO L274 CegarLoopResult]: For program point L108-1(lines 104 115) no Hoare annotation was computed. [2020-10-28 16:50:09,000 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 104 115) the Hoare annotation is: (let ((.cse7 (= ~pumpRunning~0 0))) (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not .cse7)) (.cse4 (not (= 0 ~systemActive~0))) (.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse6 .cse7) (or .cse0 .cse1 .cse5 .cse6) (or .cse0 .cse1 .cse5 .cse2 .cse4) (or .cse0 .cse1 .cse3 .cse6)))) [2020-10-28 16:50:09,000 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 827 834) no Hoare annotation was computed. [2020-10-28 16:50:09,000 INFO L274 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-10-28 16:50:09,001 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 827 834) the Hoare annotation is: true [2020-10-28 16:50:09,001 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 827 834) no Hoare annotation was computed. [2020-10-28 16:50:09,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 04:50:09 BoogieIcfgContainer [2020-10-28 16:50:09,018 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 16:50:09,020 INFO L168 Benchmark]: Toolchain (without parser) took 150092.60 ms. Allocated memory was 154.1 MB in the beginning and 1.0 GB in the end (delta: 856.7 MB). Free memory was 135.0 MB in the beginning and 388.7 MB in the end (delta: -253.7 MB). Peak memory consumption was 636.4 MB. Max. memory is 8.0 GB. [2020-10-28 16:50:09,021 INFO L168 Benchmark]: CDTParser took 0.62 ms. Allocated memory is still 154.1 MB. Free memory is still 126.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 16:50:09,021 INFO L168 Benchmark]: CACSL2BoogieTranslator took 675.45 ms. Allocated memory is still 154.1 MB. Free memory was 134.4 MB in the beginning and 129.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 17.6 MB. Max. memory is 8.0 GB. [2020-10-28 16:50:09,022 INFO L168 Benchmark]: Boogie Preprocessor took 123.37 ms. Allocated memory is still 154.1 MB. Free memory was 129.5 MB in the beginning and 125.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-28 16:50:09,022 INFO L168 Benchmark]: RCFGBuilder took 1567.74 ms. Allocated memory was 154.1 MB in the beginning and 189.8 MB in the end (delta: 35.7 MB). Free memory was 125.4 MB in the beginning and 120.8 MB in the end (delta: 4.6 MB). Peak memory consumption was 42.5 MB. Max. memory is 8.0 GB. [2020-10-28 16:50:09,023 INFO L168 Benchmark]: TraceAbstraction took 147714.56 ms. Allocated memory was 189.8 MB in the beginning and 1.0 GB in the end (delta: 821.0 MB). Free memory was 120.2 MB in the beginning and 388.7 MB in the end (delta: -268.4 MB). Peak memory consumption was 586.8 MB. Max. memory is 8.0 GB. [2020-10-28 16:50:09,025 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 ms. Allocated memory is still 154.1 MB. Free memory is still 126.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 675.45 ms. Allocated memory is still 154.1 MB. Free memory was 134.4 MB in the beginning and 129.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 17.6 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 123.37 ms. Allocated memory is still 154.1 MB. Free memory was 129.5 MB in the beginning and 125.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1567.74 ms. Allocated memory was 154.1 MB in the beginning and 189.8 MB in the end (delta: 35.7 MB). Free memory was 125.4 MB in the beginning and 120.8 MB in the end (delta: 4.6 MB). Peak memory consumption was 42.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 147714.56 ms. Allocated memory was 189.8 MB in the beginning and 1.0 GB in the end (delta: 821.0 MB). Free memory was 120.2 MB in the beginning and 388.7 MB in the end (delta: -268.4 MB). Peak memory consumption was 586.8 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: 765]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 758]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 804]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 811]: 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: 198]: Loop Invariant Derived loop invariant: (((((((!(\old(systemActive) == 1) || (((splverifierCounter <= 0 && 1 == systemActive) && \old(methaneLevelCritical) == methaneLevelCritical) && methAndRunningLastTime == 0)) || ((((methaneLevelCritical == 1 && splverifierCounter <= 0) && 0 == systemActive) && pumpRunning == 0) && methAndRunningLastTime == 0)) || !(\old(pumpRunning) == 0)) || ((((splverifierCounter <= 0 && methaneLevelCritical == 0) && 0 == systemActive) && pumpRunning == 0) && methAndRunningLastTime == 0)) || !(\old(methaneLevelCritical) == 0)) || (((methaneLevelCritical == 1 && !(pumpRunning == 0)) && splverifierCounter <= 0) && 1 == systemActive)) || !(\old(methAndRunningLastTime) == 0)) || (((methaneLevelCritical == 1 && splverifierCounter <= 0) && 1 == systemActive) && methAndRunningLastTime == 0) - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 252 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 91.4s, OverallIterations: 10, TraceHistogramMax: 3, AutomataDifference: 36.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 56.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1321 SDtfs, 4233 SDslu, 1569 SDs, 0 SdLazy, 8085 SolverSat, 3563 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 566 GetRequests, 375 SyntacticMatches, 1 SemanticMatches, 190 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1472 ImplicationChecksByTransitivity, 15.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1228occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.6s AutomataMinimizationTime, 10 MinimizatonAttempts, 2122 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 2541 PreInvPairs, 2773 NumberOfFragments, 2925 HoareAnnotationTreeSize, 2541 FomulaSimplifications, 5998465034 FormulaSimplificationTreeSizeReduction, 16.7s HoareSimplificationTime, 65 FomulaSimplificationsInter, 41546982 FormulaSimplificationTreeSizeReductionInter, 39.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 52.5s InterpolantComputationTime, 1062 NumberOfCodeBlocks, 1062 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1052 ConstructedInterpolants, 0 QuantifiedInterpolants, 408776 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 4 PerfectInterpolantSequences, 234/250 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...