/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_product47.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:48:23,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:48:23,107 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:48:23,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:48:23,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:48:23,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:48:23,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:48:23,181 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:48:23,185 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:48:23,191 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:48:23,193 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:48:23,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:48:23,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:48:23,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:48:23,201 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:48:23,203 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:48:23,204 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:48:23,205 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:48:23,217 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:48:23,223 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:48:23,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:48:23,228 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:48:23,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:48:23,232 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:48:23,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:48:23,262 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:48:23,263 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:48:23,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:48:23,270 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:48:23,271 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:48:23,272 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:48:23,276 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:48:23,277 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:48:23,278 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:48:23,281 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:48:23,281 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:48:23,282 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:48:23,282 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:48:23,282 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:48:23,286 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:48:23,287 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:48:23,290 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 16:48:23,316 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:48:23,316 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:48:23,318 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:48:23,318 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:48:23,318 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:48:23,319 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:48:23,319 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:48:23,319 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:48:23,319 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:48:23,319 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:48:23,320 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:48:23,320 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:48:23,320 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:48:23,320 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:48:23,320 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:48:23,320 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:48:23,321 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:48:23,321 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:48:23,321 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:48:23,321 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:48:23,321 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:48:23,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:48:23,322 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:48:23,322 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:48:23,322 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:48:23,323 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:48:23,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:48:23,323 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:48:23,323 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:48:23,323 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:48:23,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:48:23,744 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:48:23,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:48:23,749 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:48:23,749 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:48:23,750 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product47.cil.c [2020-10-28 16:48:23,842 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9f47df855/dd14bff140514ad3b066e4b4e0e66881/FLAG05d309cb2 [2020-10-28 16:48:24,502 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:48:24,503 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product47.cil.c [2020-10-28 16:48:24,519 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9f47df855/dd14bff140514ad3b066e4b4e0e66881/FLAG05d309cb2 [2020-10-28 16:48:24,804 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9f47df855/dd14bff140514ad3b066e4b4e0e66881 [2020-10-28 16:48:24,808 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:48:24,817 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:48:24,822 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:48:24,822 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:48:24,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:48:24,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:48:24" (1/1) ... [2020-10-28 16:48:24,836 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53483ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:48:24, skipping insertion in model container [2020-10-28 16:48:24,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:48:24" (1/1) ... [2020-10-28 16:48:24,867 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:48:24,941 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:48:25,295 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:48:25,308 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:48:25,462 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:48:25,507 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:48:25,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:48:25 WrapperNode [2020-10-28 16:48:25,507 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:48:25,509 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:48:25,509 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:48:25,509 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:48:25,526 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:48:25" (1/1) ... [2020-10-28 16:48:25,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:48:25" (1/1) ... [2020-10-28 16:48:25,545 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:48:25" (1/1) ... [2020-10-28 16:48:25,546 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:48:25" (1/1) ... [2020-10-28 16:48:25,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:48:25" (1/1) ... [2020-10-28 16:48:25,629 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:48:25" (1/1) ... [2020-10-28 16:48:25,639 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:48:25" (1/1) ... [2020-10-28 16:48:25,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:48:25,660 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:48:25,661 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:48:25,661 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:48:25,662 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:48:25" (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 16:48:25,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:48:25,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:48:25,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:48:25,758 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:48:25,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:48:25,758 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:48:25,758 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:48:25,758 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:48:25,759 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:48:25,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:48:25,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:48:25,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:48:25,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:48:25,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:48:25,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:48:25,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:48:25,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:48:25,760 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:48:25,760 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:48:25,760 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:48:25,761 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:48:25,761 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:48:25,761 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:48:25,761 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:48:25,761 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:48:25,761 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:48:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:48:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:48:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-28 16:48:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:48:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 16:48:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 16:48:25,763 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:48:25,763 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-10-28 16:48:25,763 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:48:25,763 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:48:25,763 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:48:25,763 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:48:25,764 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:48:25,764 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-28 16:48:25,764 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-28 16:48:25,764 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:48:25,764 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:48:25,764 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:48:25,765 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:48:25,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:48:25,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:48:25,765 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:48:25,765 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:48:25,765 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:48:25,765 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:48:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:48:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:48:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:48:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:48:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:48:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:48:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:48:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:48:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:48:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:48:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:48:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:48:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:48:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:48:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:48:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:48:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:48:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:48:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:48:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:48:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:48:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:48:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:48:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:48:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:48:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:48:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:48:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:48:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:48:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:48:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:48:25,771 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:48:25,771 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:48:25,771 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:48:25,771 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-28 16:48:25,771 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:48:25,771 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:48:25,771 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-28 16:48:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:48:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 16:48:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-28 16:48:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 16:48:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:48:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-10-28 16:48:25,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:48:25,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:48:25,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:48:27,254 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:48:27,255 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 16:48:27,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:48:27 BoogieIcfgContainer [2020-10-28 16:48:27,260 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:48:27,265 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:48:27,265 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:48:27,269 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:48:27,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:48:24" (1/3) ... [2020-10-28 16:48:27,271 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45f7d852 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:48:27, skipping insertion in model container [2020-10-28 16:48:27,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:48:25" (2/3) ... [2020-10-28 16:48:27,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45f7d852 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:48:27, skipping insertion in model container [2020-10-28 16:48:27,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:48:27" (3/3) ... [2020-10-28 16:48:27,274 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product47.cil.c [2020-10-28 16:48:27,289 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:48:27,297 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:48:27,311 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:48:27,357 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:48:27,358 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:48:27,358 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:48:27,358 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:48:27,359 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:48:27,359 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:48:27,360 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:48:27,360 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:48:27,396 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states. [2020-10-28 16:48:27,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-28 16:48:27,412 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:48:27,414 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 16:48:27,415 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 16:48:27,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:48:27,426 INFO L82 PathProgramCache]: Analyzing trace with hash -888875695, now seen corresponding path program 1 times [2020-10-28 16:48:27,438 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:48:27,439 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1559605136] [2020-10-28 16:48:27,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:48:27,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:27,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:28,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:28,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:30,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:30,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:32,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:32,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-28 16:48:32,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:48:32,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-28 16:48:32,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:32,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:32,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:32,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 16:48:32,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:32,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-28 16:48:33,321 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:48:33,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:48:33,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:33,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:33,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:33,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:33,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:33,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-28 16:48:33,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:33,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:33,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:33,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:33,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:33,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:33,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:48:33,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:33,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:33,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:33,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:33,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:33,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:33,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:33,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:33,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:33,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:33,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:33,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:33,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:48:33,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:33,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:33,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:33,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:33,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:33,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:33,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:33,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:33,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:33,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:33,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:33,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:33,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:48:33,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:33,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:33,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:33,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:33,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:33,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:33,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:33,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:33,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:33,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:33,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:33,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:33,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:48:33,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:33,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:33,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:33,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:33,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:33,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:33,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:33,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:33,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:33,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:33,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:33,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:33,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:48:33,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:33,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:33,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:33,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:33,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:33,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:33,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:33,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:33,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:33,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:33,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:33,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:33,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:48:33,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:33,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:33,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:33,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:33,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:33,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:33,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:33,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:33,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:33,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:33,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:33,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:33,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 16:48:33,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:33,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:33,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:33,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:33,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:33,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:33,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:33,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:33,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:33,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:33,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:33,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:33,465 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 16:48:33,465 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1559605136] [2020-10-28 16:48:33,467 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:48:33,468 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 16:48:33,468 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122955948] [2020-10-28 16:48:33,473 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 16:48:33,474 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:48:33,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 16:48:33,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:48:33,492 INFO L87 Difference]: Start difference. First operand 188 states. Second operand 4 states. [2020-10-28 16:48:35,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:48:35,223 INFO L93 Difference]: Finished difference Result 322 states and 422 transitions. [2020-10-28 16:48:35,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 16:48:35,226 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2020-10-28 16:48:35,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:48:35,241 INFO L225 Difference]: With dead ends: 322 [2020-10-28 16:48:35,241 INFO L226 Difference]: Without dead ends: 178 [2020-10-28 16:48:35,247 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:48:35,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2020-10-28 16:48:35,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 142. [2020-10-28 16:48:35,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-10-28 16:48:35,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 169 transitions. [2020-10-28 16:48:35,360 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 169 transitions. Word has length 52 [2020-10-28 16:48:35,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:48:35,361 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 169 transitions. [2020-10-28 16:48:35,361 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 16:48:35,362 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 169 transitions. [2020-10-28 16:48:35,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-28 16:48:35,365 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:48:35,366 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 16:48:35,366 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:48:35,366 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 16:48:35,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:48:35,367 INFO L82 PathProgramCache]: Analyzing trace with hash 1790299415, now seen corresponding path program 1 times [2020-10-28 16:48:35,367 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:48:35,368 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1590086837] [2020-10-28 16:48:35,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:48:35,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:35,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:35,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:35,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:36,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:37,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:40,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:40,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:48:40,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:48:40,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 16:48:40,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:40,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:40,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:40,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 16:48:40,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:48:40,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:40,847 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:48:40,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:48:40,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:40,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:40,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:40,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:40,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:40,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-28 16:48:40,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:40,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:40,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:40,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:40,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:40,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:40,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:48:40,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:40,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:40,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:40,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:40,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:40,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:40,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:40,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:40,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:40,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:40,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:40,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:40,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:48:40,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:40,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:40,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:40,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:40,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:40,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:48:40,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:40,953 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:40,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:40,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:40,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:40,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:40,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:48:40,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:40,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:40,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:40,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:40,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:40,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:40,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:40,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:40,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:40,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:40,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:40,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:40,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:48:40,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:40,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:40,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:40,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:40,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:40,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:40,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:40,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:40,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:40,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:40,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:40,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:40,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:48:40,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:40,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:40,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:40,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:40,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:40,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:40,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:40,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:40,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:40,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:40,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:40,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:40,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:48:40,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:40,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:40,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:40,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:40,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:40,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:40,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:40,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:40,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:40,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:40,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:40,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:40,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 16:48:41,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:41,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:41,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:41,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:41,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:41,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:41,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:41,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:41,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:41,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:41,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:41,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:48:41,037 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 16:48:41,038 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1590086837] [2020-10-28 16:48:41,038 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:48:41,038 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 16:48:41,038 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913202005] [2020-10-28 16:48:41,041 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 16:48:41,042 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:48:41,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 16:48:41,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:48:41,043 INFO L87 Difference]: Start difference. First operand 142 states and 169 transitions. Second operand 5 states. [2020-10-28 16:48:41,682 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:48:42,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:48:42,984 INFO L93 Difference]: Finished difference Result 258 states and 321 transitions. [2020-10-28 16:48:42,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 16:48:42,988 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-10-28 16:48:42,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:48:42,992 INFO L225 Difference]: With dead ends: 258 [2020-10-28 16:48:42,993 INFO L226 Difference]: Without dead ends: 168 [2020-10-28 16:48:42,994 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:48:42,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2020-10-28 16:48:43,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 133. [2020-10-28 16:48:43,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2020-10-28 16:48:43,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 157 transitions. [2020-10-28 16:48:43,072 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 157 transitions. Word has length 53 [2020-10-28 16:48:43,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:48:43,077 INFO L481 AbstractCegarLoop]: Abstraction has 133 states and 157 transitions. [2020-10-28 16:48:43,077 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 16:48:43,077 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 157 transitions. [2020-10-28 16:48:43,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-10-28 16:48:43,086 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:48:43,087 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] [2020-10-28 16:48:43,087 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 16:48:43,090 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 16:48:43,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:48:43,091 INFO L82 PathProgramCache]: Analyzing trace with hash 1348366211, now seen corresponding path program 1 times [2020-10-28 16:48:43,091 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:48:43,091 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [476726068] [2020-10-28 16:48:43,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:48:43,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:43,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:43,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:43,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:44,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:46,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:48,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:48,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-28 16:48:48,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:48:48,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 16:48:48,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:48,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:48,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:48:48,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:48,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 56 [2020-10-28 16:48:48,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:48,574 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:48:48,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:48:48,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:48,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:48,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:48,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:48,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:48,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [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 16:48:48,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:48,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:48,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:48:48,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:48,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:48:48,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:48,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:48,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:48,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:48,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:48,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:48,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:48,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:48,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:48,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:48,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:48:48,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:48,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:48:48,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:48,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:48,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:48,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:48,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:48,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:48,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:48,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:48,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:48,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:48,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:48:48,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:48,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:48:48,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:48,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:48,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:48,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:48,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:48,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:48,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:48,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:48,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:48,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:48,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:48,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:48,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:48:48,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:48,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:48,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:48,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:48,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:48,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:48,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:48,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:48,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:48,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:48,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:48:48,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:48,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:48:48,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:48,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:48,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:48,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:48,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:48,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:48,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:48,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:48,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:48,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:48,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:48,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:48,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 16:48:48,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:48,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:48,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:48,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:48,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:48,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:48,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:48,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:48,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:48,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:48,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:48,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:48,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 16:48:48,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:48,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:48,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:48,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:48,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:48,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:48,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:48,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:48,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:48,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:48:48,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:48,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:48,754 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 16:48:48,754 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [476726068] [2020-10-28 16:48:48,755 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:48:48,755 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 16:48:48,755 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976677016] [2020-10-28 16:48:48,756 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 16:48:48,756 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:48:48,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 16:48:48,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:48:48,757 INFO L87 Difference]: Start difference. First operand 133 states and 157 transitions. Second operand 6 states. [2020-10-28 16:48:49,245 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:48:50,227 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:48:52,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:48:52,573 INFO L93 Difference]: Finished difference Result 452 states and 572 transitions. [2020-10-28 16:48:52,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 16:48:52,574 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2020-10-28 16:48:52,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:48:52,579 INFO L225 Difference]: With dead ends: 452 [2020-10-28 16:48:52,579 INFO L226 Difference]: Without dead ends: 347 [2020-10-28 16:48:52,581 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-10-28 16:48:52,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2020-10-28 16:48:52,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 280. [2020-10-28 16:48:52,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2020-10-28 16:48:52,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 343 transitions. [2020-10-28 16:48:52,672 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 343 transitions. Word has length 57 [2020-10-28 16:48:52,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:48:52,673 INFO L481 AbstractCegarLoop]: Abstraction has 280 states and 343 transitions. [2020-10-28 16:48:52,673 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 16:48:52,673 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 343 transitions. [2020-10-28 16:48:52,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-28 16:48:52,675 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:48:52,675 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 16:48:52,676 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 16:48:52,676 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 16:48:52,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:48:52,676 INFO L82 PathProgramCache]: Analyzing trace with hash -1594535782, now seen corresponding path program 1 times [2020-10-28 16:48:52,677 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:48:52,677 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1952710635] [2020-10-28 16:48:52,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:48:52,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:52,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:53,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:53,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:53,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:54,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:57,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:57,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-28 16:48:57,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:48:57,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-28 16:48:57,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:57,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:57,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:48:57,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 16:48:57,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-28 16:48:57,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:58,116 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:48:58,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:48:58,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:58,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:58,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:58,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:58,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:58,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 16:48:58,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:58,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:58,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:58,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:58,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:58,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:58,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:48:58,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:58,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:58,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:58,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:58,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:58,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:58,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:58,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:58,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:58,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:58,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:58,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:58,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:48:58,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:58,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:58,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:58,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:58,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:58,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:48:58,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:58,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:58,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:58,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:58,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:58,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:58,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:48:58,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:58,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:58,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:58,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:58,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:58,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:58,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:58,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:58,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:58,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:58,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:58,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:58,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:48:58,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:58,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:58,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:58,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:48:58,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:58,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:48:58,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:58,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:58,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:48:58,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:58,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:48:58,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:58,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:48:58,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:58,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:58,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:58,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:58,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:58,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:48:58,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:58,202 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:58,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:58,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:58,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:48:58,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:58,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:48:58,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:58,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:58,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:58,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:48:58,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:58,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:58,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:58,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:58,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:58,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:58,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:48:58,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:58,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 16:48:58,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:58,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:58,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:58,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:58,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:58,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:48:58,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:58,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:58,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:58,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:58,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:58,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:58,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-28 16:48:58,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:48:58,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:48:58,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:48:58,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:48:58,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:48:58,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:48:58,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:48:58,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:48:58,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:48:58,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:48:58,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:48:58,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:48:58,245 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 16:48:58,246 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1952710635] [2020-10-28 16:48:58,246 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:48:58,246 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 16:48:58,247 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737717559] [2020-10-28 16:48:58,247 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 16:48:58,247 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:48:58,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 16:48:58,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:48:58,249 INFO L87 Difference]: Start difference. First operand 280 states and 343 transitions. Second operand 6 states. [2020-10-28 16:48:58,706 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:49:01,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:49:01,444 INFO L93 Difference]: Finished difference Result 723 states and 991 transitions. [2020-10-28 16:49:01,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 16:49:01,445 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2020-10-28 16:49:01,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:49:01,452 INFO L225 Difference]: With dead ends: 723 [2020-10-28 16:49:01,452 INFO L226 Difference]: Without dead ends: 719 [2020-10-28 16:49:01,454 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:49:01,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 719 states. [2020-10-28 16:49:01,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 719 to 540. [2020-10-28 16:49:01,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 540 states. [2020-10-28 16:49:01,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 672 transitions. [2020-10-28 16:49:01,638 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 672 transitions. Word has length 63 [2020-10-28 16:49:01,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:49:01,639 INFO L481 AbstractCegarLoop]: Abstraction has 540 states and 672 transitions. [2020-10-28 16:49:01,639 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 16:49:01,639 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 672 transitions. [2020-10-28 16:49:01,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-28 16:49:01,643 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:49:01,643 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:49:01,644 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 16:49:01,644 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 16:49:01,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:49:01,645 INFO L82 PathProgramCache]: Analyzing trace with hash 1901807621, now seen corresponding path program 1 times [2020-10-28 16:49:01,645 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:49:01,645 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2066251256] [2020-10-28 16:49:01,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:49:01,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:01,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:01,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:01,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:02,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:02,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:05,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:06,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:06,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 135 [2020-10-28 16:49:06,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 16:49:06,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 16:49:06,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:06,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:06,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:49:06,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 16:49:06,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-28 16:49:06,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:07,066 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:49:07,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:49:07,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:07,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:07,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:07,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:07,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:07,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 16:49:07,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:07,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:07,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:07,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:07,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:07,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:07,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:49:07,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:07,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:07,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:07,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:07,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:07,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:07,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:07,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:07,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:07,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:07,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:07,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:07,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:49:07,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:07,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:07,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:07,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:07,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:07,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:07,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:07,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:07,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:07,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:07,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:07,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:07,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:49:07,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:07,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:07,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:07,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:07,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:07,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:07,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:07,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:07,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:07,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:07,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:07,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:07,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:49:07,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:07,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:07,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:07,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:07,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:07,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:07,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:07,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:07,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:07,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:07,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:07,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:07,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:49:07,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:07,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:07,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:07,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:07,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:07,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:07,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:07,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:07,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:07,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:07,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:07,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:07,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:49:07,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:07,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:07,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:07,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:49:07,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:07,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:49:07,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:07,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:07,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:49:07,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:07,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:49:07,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:07,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 16:49:07,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:07,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:07,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:07,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:07,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:49:07,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:49:07,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 16:49:07,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:07,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:07,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:49:07,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:49:07,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-28 16:49:07,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:07,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:07,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:07,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:07,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:07,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:49:07,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:07,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 16:49:07,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:07,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:07,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:49:07,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:07,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 16:49:07,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:07,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:07,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:07,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:07,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:07,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:07,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:07,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:07,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:07,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:07,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:07,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:07,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:07,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:07,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:49:07,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:07,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:07,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:07,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:07,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:07,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:49:07,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:07,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:07,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:49:07,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:07,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:49:07,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:07,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 16:49:07,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:07,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:07,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:07,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:07,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:07,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:07,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:07,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:07,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:07,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:49:07,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:07,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:07,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-28 16:49:07,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:07,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:07,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:07,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:07,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:07,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:07,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:07,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:07,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:07,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:49:07,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:07,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:07,448 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-28 16:49:07,449 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2066251256] [2020-10-28 16:49:07,449 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:49:07,449 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-28 16:49:07,450 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781767550] [2020-10-28 16:49:07,451 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-28 16:49:07,452 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:49:07,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-28 16:49:07,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-10-28 16:49:07,454 INFO L87 Difference]: Start difference. First operand 540 states and 672 transitions. Second operand 13 states. [2020-10-28 16:49:08,031 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:49:09,444 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:49:10,317 WARN L193 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 213 [2020-10-28 16:49:11,108 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 210 [2020-10-28 16:49:12,423 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-10-28 16:49:13,315 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 214 [2020-10-28 16:49:14,169 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-10-28 16:49:16,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:49:16,112 INFO L93 Difference]: Finished difference Result 1312 states and 1758 transitions. [2020-10-28 16:49:16,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-28 16:49:16,113 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 93 [2020-10-28 16:49:16,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:49:16,120 INFO L225 Difference]: With dead ends: 1312 [2020-10-28 16:49:16,120 INFO L226 Difference]: Without dead ends: 800 [2020-10-28 16:49:16,126 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=237, Invalid=819, Unknown=0, NotChecked=0, Total=1056 [2020-10-28 16:49:16,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2020-10-28 16:49:16,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 683. [2020-10-28 16:49:16,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 683 states. [2020-10-28 16:49:16,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 683 states and 792 transitions. [2020-10-28 16:49:16,347 INFO L78 Accepts]: Start accepts. Automaton has 683 states and 792 transitions. Word has length 93 [2020-10-28 16:49:16,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:49:16,348 INFO L481 AbstractCegarLoop]: Abstraction has 683 states and 792 transitions. [2020-10-28 16:49:16,348 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-28 16:49:16,348 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 792 transitions. [2020-10-28 16:49:16,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-10-28 16:49:16,353 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:49:16,353 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-28 16:49:16,354 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 16:49:16,354 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 16:49:16,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:49:16,354 INFO L82 PathProgramCache]: Analyzing trace with hash -155989921, now seen corresponding path program 1 times [2020-10-28 16:49:16,355 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:49:16,355 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [12150135] [2020-10-28 16:49:16,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:49:16,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:16,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:16,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:16,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:17,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:21,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:21,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 226 [2020-10-28 16:49:21,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:49:21,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-28 16:49:21,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:21,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:21,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:49:21,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 83 [2020-10-28 16:49:21,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:49:21,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:21,914 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:49:21,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:49:21,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:21,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:21,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:21,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:21,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:21,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-28 16:49:21,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:21,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:21,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:21,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:21,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:21,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:49:21,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:49:21,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:21,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:21,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:21,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:21,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:21,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:21,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:21,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:21,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:21,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:21,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:21,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:49:21,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:49:21,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:21,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:21,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:21,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:21,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:21,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:21,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:21,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:21,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:21,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:21,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:21,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:49:21,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:49:21,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:21,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:21,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:21,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:21,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:21,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:21,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:21,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:21,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:21,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:21,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:21,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:21,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:49:21,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:21,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:21,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:21,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:21,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:21,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:21,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:21,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:21,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:21,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:21,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:21,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:22,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:49:22,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:22,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:22,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:22,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:22,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:22,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:22,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:22,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:22,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:22,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:22,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:22,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:49:22,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:49:22,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:22,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:22,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:22,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:22,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-28 16:49:22,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:49:22,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 348 [2020-10-28 16:49:22,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:22,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:22,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:49:22,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 16:49:22,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:49:22,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:22,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:22,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:22,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:22,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:22,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:49:22,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:22,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 16:49:22,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:22,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:22,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:49:22,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 16:49:22,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:49:22,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:22,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:22,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:22,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:22,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:22,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:49:22,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:22,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 16:49:22,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:22,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:22,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:49:22,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 16:49:22,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:49:22,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:22,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:22,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:22,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:22,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:22,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:49:22,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:22,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 16:49:22,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:22,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:22,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:49:22,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:22,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 16:49:22,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:22,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:22,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:22,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:22,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:22,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:49:22,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:22,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:22,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:22,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:22,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:22,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:22,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:22,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:22,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:49:22,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:22,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:22,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:22,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:49:22,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:22,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:49:22,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:22,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:22,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:22,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 16:49:22,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:22,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:22,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:22,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:22,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:22,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:22,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:49:22,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:22,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:49:22,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:22,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:22,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:22,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:22,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:22,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:22,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:22,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:22,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:22,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:22,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:22,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:22,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:22,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:22,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:22,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:22,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:22,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:22,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:22,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:49:22,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:22,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:22,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:22,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:22,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:22,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:22,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:22,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:22,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:22,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:22,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:22,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:22,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 16:49:22,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:22,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:22,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:22,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:49:22,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:22,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:49:22,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:22,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:22,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:22,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 16:49:22,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:22,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:22,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:22,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:22,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:22,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:22,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:22,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:22,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:22,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:22,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:22,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:22,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:22,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:22,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:22,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:49:22,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:22,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:22,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:22,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:22,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:22,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:22,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:22,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:22,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:22,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:22,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:22,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:22,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-28 16:49:22,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:22,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:22,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:22,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:22,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:22,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:22,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:22,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:22,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:22,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:49:22,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:22,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:22,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-28 16:49:22,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:22,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:22,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:22,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 16:49:22,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:22,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:49:22,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:22,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:22,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:22,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-28 16:49:22,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:22,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:22,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:22,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:22,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:22,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:22,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:49:22,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:22,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:49:22,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:22,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:22,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:22,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:22,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:22,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:22,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:22,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:22,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:22,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:22,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:22,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:22,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:22,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:22,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:22,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:22,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:22,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:22,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:22,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:49:22,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:22,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:22,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:22,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:49:22,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:22,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:22,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:22,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:22,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:22,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:22,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:22,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:22,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:22,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:22,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:22,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:22,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:22,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:22,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:22,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:22,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:22,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:22,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:22,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:22,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:22,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-28 16:49:22,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:22,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:22,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:22,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:22,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:22,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:22,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:22,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:22,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:22,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:49:22,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:22,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:22,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-28 16:49:22,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:22,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:22,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:22,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:22,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:22,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:22,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:22,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:22,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:22,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:49:22,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:22,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:22,746 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 20 proven. 4 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-10-28 16:49:22,747 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [12150135] [2020-10-28 16:49:22,747 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:49:22,747 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 16:49:22,747 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789116623] [2020-10-28 16:49:22,748 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 16:49:22,748 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:49:22,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 16:49:22,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:49:22,749 INFO L87 Difference]: Start difference. First operand 683 states and 792 transitions. Second operand 11 states. [2020-10-28 16:49:24,095 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:49:24,554 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 16:49:25,027 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:49:25,502 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:49:26,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:49:26,977 INFO L93 Difference]: Finished difference Result 1609 states and 2110 transitions. [2020-10-28 16:49:26,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-28 16:49:26,978 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 158 [2020-10-28 16:49:26,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:49:26,988 INFO L225 Difference]: With dead ends: 1609 [2020-10-28 16:49:26,989 INFO L226 Difference]: Without dead ends: 954 [2020-10-28 16:49:26,992 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2020-10-28 16:49:26,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 954 states. [2020-10-28 16:49:27,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 954 to 698. [2020-10-28 16:49:27,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 698 states. [2020-10-28 16:49:27,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 698 states and 807 transitions. [2020-10-28 16:49:27,219 INFO L78 Accepts]: Start accepts. Automaton has 698 states and 807 transitions. Word has length 158 [2020-10-28 16:49:27,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:49:27,221 INFO L481 AbstractCegarLoop]: Abstraction has 698 states and 807 transitions. [2020-10-28 16:49:27,221 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 16:49:27,221 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 807 transitions. [2020-10-28 16:49:27,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-10-28 16:49:27,225 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:49:27,227 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-28 16:49:27,227 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 16:49:27,227 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 16:49:27,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:49:27,228 INFO L82 PathProgramCache]: Analyzing trace with hash -37548447, now seen corresponding path program 1 times [2020-10-28 16:49:27,228 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:49:27,229 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [687100841] [2020-10-28 16:49:27,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:49:27,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:27,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:27,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:27,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:27,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:32,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:32,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 226 [2020-10-28 16:49:32,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:49:32,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-28 16:49:32,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:32,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:32,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:49:32,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-28 16:49:32,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:49:32,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:32,634 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:49:32,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:49:32,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:32,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:32,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:32,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:32,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:32,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 16:49:32,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:32,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:32,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:32,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:32,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:32,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:32,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:49:32,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:32,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:32,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:32,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:32,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:32,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:32,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:32,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:32,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:32,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:32,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:32,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:32,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:49:32,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:32,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:32,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:32,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:32,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:32,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:32,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:32,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:32,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:32,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:32,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:32,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:32,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:49:32,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:32,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:32,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:32,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:32,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:32,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:32,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:32,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:32,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:32,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:32,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:32,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:32,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:49:32,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:32,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:32,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:32,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:32,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:32,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:32,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:32,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:32,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:32,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:32,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:32,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:32,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:49:32,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:32,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:32,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:32,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:32,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:32,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:32,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:32,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:32,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:32,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:32,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:32,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:32,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:49:32,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:32,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:32,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:32,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:32,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-28 16:49:32,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:49:32,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 234 [2020-10-28 16:49:32,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:32,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:32,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:49:32,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 16:49:32,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:49:32,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:32,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:32,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:32,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:33,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:33,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:49:33,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:33,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 16:49:33,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:33,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:33,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:49:33,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 16:49:33,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:49:33,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:33,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:33,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:33,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:33,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:33,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:49:33,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:33,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 16:49:33,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:33,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:33,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:49:33,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 16:49:33,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:49:33,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:33,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:33,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:33,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:33,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:33,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:49:33,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:33,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:49:33,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:33,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:33,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:49:33,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 16:49:33,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:49:33,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:33,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:33,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:33,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:33,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:33,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:49:33,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:33,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:49:33,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:33,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:33,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:49:33,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:33,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:49:33,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:33,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:49:33,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:33,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:33,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:33,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:49:33,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:33,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:49:33,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:33,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:33,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:33,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 16:49:33,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:33,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:33,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:33,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:33,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:33,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:33,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:49:33,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:33,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:33,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:33,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:33,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:33,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:33,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:33,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:33,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:33,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:33,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:33,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:33,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:33,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:33,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:33,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:33,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:33,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:33,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:33,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:33,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:33,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:49:33,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:33,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:33,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:33,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:33,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:33,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:33,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:33,131 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:33,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:33,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:33,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:33,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:33,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 16:49:33,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:33,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:33,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:33,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:49:33,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:33,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:49:33,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:33,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:33,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:33,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 16:49:33,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:33,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:33,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:33,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:33,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:33,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:33,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:33,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:33,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:49:33,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:33,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:33,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:33,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:33,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:33,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:33,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:49:33,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:33,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:33,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:33,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:33,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:33,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:33,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:33,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:33,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:33,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:33,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:33,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:33,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-28 16:49:33,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:33,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:33,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:33,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:33,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:33,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:33,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:33,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:33,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:33,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:49:33,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:33,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:33,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-28 16:49:33,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:33,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:33,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:33,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 16:49:33,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:33,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:49:33,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:33,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:33,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:33,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-28 16:49:33,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:33,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:49:33,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:33,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:33,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:33,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:33,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:49:33,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:33,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:33,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:33,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:33,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:33,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:33,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:33,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:33,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:33,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:33,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:33,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:33,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:33,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:33,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:33,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:33,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:33,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:33,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:33,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:33,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:33,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:49:33,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:33,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:33,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:33,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:49:33,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:33,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:33,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:33,202 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:33,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:33,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:33,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:33,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:33,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:33,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:33,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:33,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:33,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:33,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:33,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:33,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:33,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:33,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:33,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:33,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:33,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:33,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-28 16:49:33,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:33,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:33,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:33,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:33,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:33,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:33,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:33,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:33,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:33,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:49:33,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:33,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:33,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-28 16:49:33,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:33,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:33,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:33,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:33,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:33,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:33,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:33,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:33,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:33,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:49:33,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:33,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:33,251 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 20 proven. 4 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-10-28 16:49:33,252 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [687100841] [2020-10-28 16:49:33,252 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:49:33,252 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 16:49:33,252 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782274442] [2020-10-28 16:49:33,253 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 16:49:33,253 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:49:33,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 16:49:33,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-10-28 16:49:33,254 INFO L87 Difference]: Start difference. First operand 698 states and 807 transitions. Second operand 10 states. [2020-10-28 16:49:34,446 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:49:34,913 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:49:35,310 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:49:37,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:49:37,068 INFO L93 Difference]: Finished difference Result 1639 states and 2143 transitions. [2020-10-28 16:49:37,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 16:49:37,071 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 158 [2020-10-28 16:49:37,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:49:37,078 INFO L225 Difference]: With dead ends: 1639 [2020-10-28 16:49:37,079 INFO L226 Difference]: Without dead ends: 969 [2020-10-28 16:49:37,082 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-10-28 16:49:37,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 969 states. [2020-10-28 16:49:37,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 969 to 710. [2020-10-28 16:49:37,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 710 states. [2020-10-28 16:49:37,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 710 states and 819 transitions. [2020-10-28 16:49:37,302 INFO L78 Accepts]: Start accepts. Automaton has 710 states and 819 transitions. Word has length 158 [2020-10-28 16:49:37,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:49:37,302 INFO L481 AbstractCegarLoop]: Abstraction has 710 states and 819 transitions. [2020-10-28 16:49:37,302 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 16:49:37,303 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 819 transitions. [2020-10-28 16:49:37,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-10-28 16:49:37,307 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:49:37,307 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-28 16:49:37,307 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 16:49:37,307 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 16:49:37,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:49:37,308 INFO L82 PathProgramCache]: Analyzing trace with hash -556840734, now seen corresponding path program 1 times [2020-10-28 16:49:37,308 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:49:37,308 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1372748533] [2020-10-28 16:49:37,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:49:37,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:37,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:37,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:37,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:39,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:42,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:42,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 226 [2020-10-28 16:49:42,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:49:42,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 16:49:42,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:42,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:42,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-28 16:49:42,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:49:42,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 127 [2020-10-28 16:49:42,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:42,822 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:49:42,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:49:42,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:42,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:42,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:42,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:42,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:42,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-28 16:49:42,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:42,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:42,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:49:42,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:42,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:49:42,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:42,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:49:42,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:42,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:42,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:42,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:42,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:42,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:42,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:42,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:42,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:49:42,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:42,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:49:42,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:42,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:49:42,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:42,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:42,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:42,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:42,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:42,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:42,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:42,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:42,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:49:42,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:42,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:49:42,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:42,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:49:42,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:42,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:42,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:42,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:42,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:42,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:42,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:42,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:42,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:49:42,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:42,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:49:42,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:49:42,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:49:42,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:42,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:42,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:42,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:42,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:42,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:42,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:42,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:42,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:49:42,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:42,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:49:42,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:42,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:49:42,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:42,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:42,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:42,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:42,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:42,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:42,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:42,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:42,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:49:42,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:42,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:49:42,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:42,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:49:43,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:43,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:43,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:43,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:43,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-28 16:49:43,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:49:43,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 101 [2020-10-28 16:49:43,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:43,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:43,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:49:43,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 70 [2020-10-28 16:49:43,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-28 16:49:43,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:43,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:43,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:43,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:43,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:43,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:49:43,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:43,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:49:43,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:43,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:43,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:43,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:43,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:43,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:49:43,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:43,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:43,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:43,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:43,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:49:43,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:43,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:49:43,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:43,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:43,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:43,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:43,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:43,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:43,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:43,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:43,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:43,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:43,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:49:43,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:43,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:49:43,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:43,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:43,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:43,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:43,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:43,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:43,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:43,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:43,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:43,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:43,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:49:43,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:43,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:43,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:43,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:43,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:43,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:43,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:43,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:43,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:49:43,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:43,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:43,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:43,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:49:43,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:43,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:49:43,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:43,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:43,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:43,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:43,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:43,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:43,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:43,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:43,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:43,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:43,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:49:43,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:43,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:43,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:43,185 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:43,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:43,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:43,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:43,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:43,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:43,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:43,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:43,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:43,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:43,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:43,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:43,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:43,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:43,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:43,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:43,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:43,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:43,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:49:43,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:43,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:43,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:43,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:43,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:43,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:43,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:43,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:43,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:43,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:43,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:43,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:43,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 16:49:43,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:43,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:43,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:43,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:49:43,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:43,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 16:49:43,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:43,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:43,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:49:43,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:43,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 16:49:43,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:43,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:43,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:43,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:43,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:43,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:43,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:43,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:43,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:43,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:43,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:49:43,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:43,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:49:43,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:43,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:49:43,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:43,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:43,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:43,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:43,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:43,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:43,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:43,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:43,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:49:43,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:43,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:49:43,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:43,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-28 16:49:43,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:43,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:43,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:43,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:43,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:43,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:43,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:43,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:43,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:43,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:49:43,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:43,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:43,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-28 16:49:43,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:43,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:43,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:43,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 16:49:43,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:43,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-28 16:49:43,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:43,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:43,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:43,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-28 16:49:43,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:43,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:43,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:43,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:43,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:43,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:43,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:49:43,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:43,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:43,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:43,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:43,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:43,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:43,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:43,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:43,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:43,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:43,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:43,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:43,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:43,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:43,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:43,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:43,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:43,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:43,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:43,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:43,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:43,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:49:43,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:43,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:43,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:43,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:49:43,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:43,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:43,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:43,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:43,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:43,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:43,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:43,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:43,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:43,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:43,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:43,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:43,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:43,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:43,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:43,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:43,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:43,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:43,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:43,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:43,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:43,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-28 16:49:43,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:43,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:43,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:43,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:43,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:43,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:43,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:43,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:43,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:43,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:49:43,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:43,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:43,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-28 16:49:43,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:43,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:43,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:43,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:43,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:43,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:43,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:43,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:43,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:43,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:49:43,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:43,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:43,447 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 23 proven. 4 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-28 16:49:43,448 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1372748533] [2020-10-28 16:49:43,448 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:49:43,448 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-28 16:49:43,448 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168533513] [2020-10-28 16:49:43,449 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 16:49:43,449 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:49:43,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 16:49:43,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-10-28 16:49:43,450 INFO L87 Difference]: Start difference. First operand 710 states and 819 transitions. Second operand 12 states. [2020-10-28 16:49:44,006 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:49:44,955 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:49:45,623 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:49:46,064 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:49:46,553 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:49:46,977 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:49:47,458 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:49:47,879 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:49:50,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:49:50,809 INFO L93 Difference]: Finished difference Result 2421 states and 3334 transitions. [2020-10-28 16:49:50,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-28 16:49:50,809 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 158 [2020-10-28 16:49:50,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:49:50,822 INFO L225 Difference]: With dead ends: 2421 [2020-10-28 16:49:50,822 INFO L226 Difference]: Without dead ends: 1739 [2020-10-28 16:49:50,826 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 57 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 333 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=272, Invalid=988, Unknown=0, NotChecked=0, Total=1260 [2020-10-28 16:49:50,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1739 states. [2020-10-28 16:49:51,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1739 to 1284. [2020-10-28 16:49:51,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1284 states. [2020-10-28 16:49:51,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1284 states and 1448 transitions. [2020-10-28 16:49:51,126 INFO L78 Accepts]: Start accepts. Automaton has 1284 states and 1448 transitions. Word has length 158 [2020-10-28 16:49:51,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:49:51,127 INFO L481 AbstractCegarLoop]: Abstraction has 1284 states and 1448 transitions. [2020-10-28 16:49:51,127 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 16:49:51,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1448 transitions. [2020-10-28 16:49:51,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-28 16:49:51,132 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:49:51,133 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:49:51,133 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 16:49:51,133 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 16:49:51,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:49:51,134 INFO L82 PathProgramCache]: Analyzing trace with hash -1647095554, now seen corresponding path program 1 times [2020-10-28 16:49:51,134 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:49:51,134 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2021725351] [2020-10-28 16:49:51,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:49:51,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:51,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:51,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:51,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:52,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:52,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:56,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 232 [2020-10-28 16:49:56,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:49:56,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-28 16:49:56,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:56,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:56,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:49:56,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-28 16:49:56,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 133 [2020-10-28 16:49:56,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:56,556 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:49:56,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:49:56,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:56,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:56,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:56,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:56,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 16:49:56,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:56,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:56,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:56,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:56,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:56,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:56,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:49:56,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:56,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:56,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:56,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:56,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:56,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:56,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:56,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:56,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:56,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:56,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:56,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:49:56,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:56,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:56,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:56,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:56,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:56,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:56,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:56,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:56,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:56,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:56,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:56,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:49:56,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:56,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:56,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:56,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:56,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:56,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:56,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:56,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:56,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:56,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:56,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:56,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:49:56,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:56,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:56,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:56,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:56,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:56,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:56,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:56,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:56,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:56,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:56,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:56,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:49:56,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:56,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:56,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:56,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:56,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:56,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:56,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:56,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:56,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:56,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:56,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:56,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-28 16:49:56,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:56,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:56,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:56,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:56,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:49:56,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:56,645 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:56,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:49:56,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:56,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:49:56,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:56,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 16:49:56,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:56,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:56,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-28 16:49:56,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:49:56,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 142 [2020-10-28 16:49:56,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:56,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:56,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:49:56,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:56,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-28 16:49:56,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:56,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:56,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:56,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:56,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:49:56,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:56,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:49:56,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:56,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:56,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:56,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:56,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:56,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:56,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:56,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:56,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:56,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:49:56,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:56,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:49:56,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:56,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:56,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:56,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:56,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:56,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:56,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:56,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:56,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:56,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:49:56,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:56,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:56,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:56,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:56,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:56,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:56,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:56,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 33 [2020-10-28 16:49:56,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:56,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:56,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:56,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:49:56,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:56,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:56,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:56,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:56,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:56,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:56,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:56,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:56,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:49:56,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:56,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:56,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:49:56,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:56,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:49:56,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:56,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:56,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:56,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:56,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:56,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:56,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:56,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:56,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:56,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:49:56,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:56,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:56,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:56,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:56,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:56,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:56,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:56,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:56,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:56,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:56,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:56,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:56,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:56,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:56,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:56,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:56,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:56,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:56,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:56,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:56,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:49:56,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:56,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:56,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:56,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:56,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:56,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:56,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:56,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:56,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:56,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:56,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:56,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 16:49:56,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:56,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:56,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:49:56,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:56,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:49:56,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:56,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:56,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:56,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:56,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:56,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:56,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:56,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:56,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:56,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:56,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:56,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:56,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:56,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:56,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:56,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:56,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:56,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:56,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:49:56,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:56,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:56,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:56,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:56,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:56,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:56,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:56,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:56,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:56,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:56,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:56,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-28 16:49:56,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:56,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:56,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:56,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:56,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:56,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:56,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:56,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:49:56,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:56,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:49:56,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:56,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-28 16:49:56,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:56,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:56,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:56,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 16:49:56,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:56,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 16:49:56,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:56,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:56,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:49:56,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 16:49:56,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 16:49:56,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:57,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:57,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:57,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:57,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:57,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:49:57,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:57,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:49:57,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:57,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:57,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:49:57,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:57,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:49:57,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:57,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:49:57,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:57,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:57,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:57,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:57,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:57,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:57,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:57,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:57,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:49:57,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:57,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:49:57,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:57,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:49:57,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:57,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:57,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:57,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:49:57,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:57,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:49:57,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:57,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:57,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:49:57,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:57,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:49:57,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:57,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:49:57,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:57,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:57,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:57,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:49:57,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:57,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:57,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:57,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:57,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:57,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:49:57,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:57,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:57,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-28 16:49:57,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:57,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:57,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:57,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:57,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:57,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:57,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:57,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:57,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:57,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:49:57,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:57,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:57,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-28 16:49:57,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:49:57,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:49:57,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:49:57,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:49:57,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:49:57,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:49:57,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:49:57,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:49:57,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:49:57,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:49:57,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:49:57,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:49:57,147 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-28 16:49:57,147 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2021725351] [2020-10-28 16:49:57,148 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:49:57,148 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-28 16:49:57,148 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533889334] [2020-10-28 16:49:57,149 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-28 16:49:57,150 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:49:57,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-28 16:49:57,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2020-10-28 16:49:57,150 INFO L87 Difference]: Start difference. First operand 1284 states and 1448 transitions. Second operand 15 states. [2020-10-28 16:49:57,746 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:49:58,786 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:49:59,474 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:50:00,014 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:50:01,271 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:50:01,714 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:50:02,198 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:50:02,607 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:50:04,467 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:50:04,853 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:50:05,269 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:50:05,647 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:50:07,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:50:07,104 INFO L93 Difference]: Finished difference Result 3110 states and 3949 transitions. [2020-10-28 16:50:07,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-10-28 16:50:07,105 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 162 [2020-10-28 16:50:07,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:50:07,119 INFO L225 Difference]: With dead ends: 3110 [2020-10-28 16:50:07,120 INFO L226 Difference]: Without dead ends: 1854 [2020-10-28 16:50:07,125 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 810 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=532, Invalid=2224, Unknown=0, NotChecked=0, Total=2756 [2020-10-28 16:50:07,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1854 states. [2020-10-28 16:50:07,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1854 to 1215. [2020-10-28 16:50:07,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1215 states. [2020-10-28 16:50:07,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 1215 states and 1363 transitions. [2020-10-28 16:50:07,459 INFO L78 Accepts]: Start accepts. Automaton has 1215 states and 1363 transitions. Word has length 162 [2020-10-28 16:50:07,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:50:07,460 INFO L481 AbstractCegarLoop]: Abstraction has 1215 states and 1363 transitions. [2020-10-28 16:50:07,460 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-28 16:50:07,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 1363 transitions. [2020-10-28 16:50:07,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2020-10-28 16:50:07,466 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:50:07,467 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-28 16:50:07,467 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 16:50:07,467 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 16:50:07,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:50:07,468 INFO L82 PathProgramCache]: Analyzing trace with hash -1981664280, now seen corresponding path program 1 times [2020-10-28 16:50:07,468 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:50:07,468 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [75735131] [2020-10-28 16:50:07,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:50:07,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:07,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:07,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:07,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:07,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:08,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:08,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:09,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:12,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:12,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 265 [2020-10-28 16:50:12,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 16:50:12,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 16:50:12,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:12,504 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:12,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:50:12,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 170 [2020-10-28 16:50:12,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 16:50:12,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:12,863 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:50:12,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:50:12,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:12,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:12,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:12,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:12,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:12,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:50:12,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:12,885 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:12,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:12,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:12,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:12,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:12,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:50:12,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:12,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:12,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:12,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:12,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:12,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:12,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:12,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:12,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:12,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:12,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:12,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:12,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:50:12,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:12,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:12,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:12,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:12,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:12,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:12,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:12,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:12,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:12,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:12,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:12,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:12,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:50:12,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:12,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:12,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:12,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:12,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:12,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:12,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:12,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:12,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:12,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:12,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:12,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:12,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:50:12,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:12,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:12,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:12,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:50:12,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:12,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:12,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:12,902 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:12,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:12,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:12,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:12,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:12,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:50:12,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:12,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:12,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:12,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:12,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:12,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:12,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:12,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:12,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:12,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:12,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:12,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:12,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-28 16:50:12,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:12,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:12,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:12,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:12,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:12,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:12,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:12,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:12,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:12,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:12,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:12,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:12,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 16:50:12,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:12,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:12,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:13,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:13,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-28 16:50:13,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:50:13,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-28 16:50:13,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:13,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:13,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:13,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:13,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:13,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:13,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:13,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:13,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:13,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:13,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:50:13,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:13,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:50:13,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:13,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:13,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:13,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:13,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:13,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:13,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:13,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:13,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:13,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:13,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:50:13,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:13,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:50:13,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:13,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:13,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:13,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:13,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:13,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:13,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:13,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:13,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:13,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:13,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:50:13,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:13,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:13,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:13,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:13,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:13,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:13,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:13,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:13,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:50:13,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:13,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:13,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:13,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:50:13,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:13,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:13,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:13,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:13,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:13,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:13,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:13,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:13,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:50:13,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:13,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:13,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:13,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:50:13,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:13,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:50:13,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:13,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:13,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:13,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:13,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:13,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:13,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:50:13,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:13,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:13,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:13,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:50:13,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:13,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:13,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:13,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:13,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:13,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:13,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:13,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:13,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:50:13,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:13,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:13,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:13,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:13,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:13,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:13,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:13,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:13,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:13,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:13,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:13,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:13,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:50:13,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:13,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:13,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:13,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:13,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:13,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:13,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:13,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:13,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:13,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:13,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:13,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:13,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 16:50:13,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:13,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:13,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:13,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:50:13,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:13,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:50:13,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:13,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:13,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:13,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:13,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:13,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:13,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:50:13,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:13,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:13,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:13,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:13,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:13,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:13,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:13,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:13,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:13,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:13,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:13,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:13,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:50:13,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:13,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:13,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:13,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:13,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:13,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:13,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:13,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:13,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:13,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:13,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:13,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:13,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-28 16:50:13,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:13,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:13,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:13,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:50:13,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:13,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:50:13,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:13,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:13,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:50:13,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:13,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 16:50:13,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:13,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:50:13,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:13,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:13,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:13,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:13,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:13,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:13,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:13,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:13,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:13,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:13,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:13,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:13,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-28 16:50:13,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:13,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:13,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:13,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:50:13,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:13,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:50:13,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:13,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:13,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:13,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-28 16:50:13,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:13,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:13,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:13,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:13,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:13,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:13,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:50:13,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:13,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:50:13,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:13,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:13,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:13,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:13,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:13,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:13,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:50:13,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:13,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:13,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:13,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:50:13,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:13,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:13,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:13,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:13,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:13,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:13,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:13,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:13,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:50:13,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:13,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:13,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:13,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:50:13,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:13,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:13,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:13,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:13,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:13,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:13,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:13,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:13,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:50:13,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:13,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:13,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:13,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:50:13,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:13,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:50:13,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:13,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:13,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:13,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:13,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:13,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:13,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:50:13,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:13,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:13,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:13,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:50:13,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:13,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:50:13,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:13,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:13,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:13,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:13,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:13,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:13,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:50:13,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:13,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:13,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:13,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:13,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:13,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:13,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:13,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:13,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:13,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:13,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:13,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:13,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:50:13,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:13,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:13,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:13,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:13,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:13,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:13,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:13,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:13,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:13,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:50:13,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:13,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:13,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-28 16:50:13,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:13,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:13,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:13,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:13,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:13,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:13,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:13,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:13,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:13,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:50:13,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:13,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:13,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-28 16:50:13,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:50:13,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:50:13,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:50:13,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:50:13,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:50:13,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:50:13,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:50:13,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:50:13,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:50:13,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:50:13,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:50:13,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:50:13,249 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2020-10-28 16:50:13,250 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [75735131] [2020-10-28 16:50:13,250 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:50:13,250 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-28 16:50:13,250 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603658628] [2020-10-28 16:50:13,251 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 16:50:13,251 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:50:13,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 16:50:13,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-28 16:50:13,251 INFO L87 Difference]: Start difference. First operand 1215 states and 1363 transitions. Second operand 9 states. [2020-10-28 16:50:14,222 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:50:16,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:50:16,034 INFO L93 Difference]: Finished difference Result 1537 states and 1852 transitions. [2020-10-28 16:50:16,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-28 16:50:16,035 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 187 [2020-10-28 16:50:16,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:50:16,036 INFO L225 Difference]: With dead ends: 1537 [2020-10-28 16:50:16,036 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 16:50:16,042 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=186, Invalid=464, Unknown=0, NotChecked=0, Total=650 [2020-10-28 16:50:16,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 16:50:16,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 16:50:16,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 16:50:16,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 16:50:16,043 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 187 [2020-10-28 16:50:16,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:50:16,043 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 16:50:16,043 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 16:50:16,043 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 16:50:16,044 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 16:50:16,044 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 16:50:16,048 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 16:50:16,685 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-10-28 16:50:18,758 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 226 [2020-10-28 16:50:19,033 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 226 [2020-10-28 16:50:19,358 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 151 [2020-10-28 16:50:19,799 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 221 [2020-10-28 16:50:20,009 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 218 [2020-10-28 16:50:21,391 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 414 DAG size of output: 388 [2020-10-28 16:50:24,037 WARN L193 SmtUtils]: Spent 870.00 ms on a formula simplification. DAG size of input: 353 DAG size of output: 332 [2020-10-28 16:50:24,782 WARN L193 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 353 DAG size of output: 332 [2020-10-28 16:50:25,468 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 245 [2020-10-28 16:50:25,772 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 245 [2020-10-28 16:50:25,995 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 240 [2020-10-28 16:50:27,426 WARN L193 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 329 [2020-10-28 16:50:28,507 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 341 [2020-10-28 16:50:30,668 WARN L193 SmtUtils]: Spent 921.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 23 [2020-10-28 16:50:32,709 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 176 DAG size of output: 27 [2020-10-28 16:50:33,013 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-28 16:50:33,332 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 29 [2020-10-28 16:50:35,655 WARN L193 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 189 DAG size of output: 29 [2020-10-28 16:50:37,506 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 183 DAG size of output: 41 [2020-10-28 16:50:38,562 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 169 DAG size of output: 30 [2020-10-28 16:50:40,344 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 185 DAG size of output: 33 [2020-10-28 16:50:41,400 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 169 DAG size of output: 30 [2020-10-28 16:50:41,657 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 1 [2020-10-28 16:50:43,294 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 223 DAG size of output: 42 [2020-10-28 16:50:43,644 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 29 [2020-10-28 16:50:43,930 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 1 [2020-10-28 16:50:46,448 WARN L193 SmtUtils]: Spent 2.51 s on a formula simplification. DAG size of input: 326 DAG size of output: 43 [2020-10-28 16:50:48,166 WARN L193 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 172 DAG size of output: 31 [2020-10-28 16:50:48,537 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:50:48,868 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-28 16:50:51,859 WARN L193 SmtUtils]: Spent 2.98 s on a formula simplification. DAG size of input: 192 DAG size of output: 43 [2020-10-28 16:50:53,636 WARN L193 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 174 DAG size of output: 34 [2020-10-28 16:50:53,928 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 1 [2020-10-28 16:50:56,829 WARN L193 SmtUtils]: Spent 2.89 s on a formula simplification. DAG size of input: 184 DAG size of output: 36 [2020-10-28 16:50:57,813 WARN L193 SmtUtils]: Spent 962.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 23 [2020-10-28 16:50:58,987 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 172 DAG size of output: 34 [2020-10-28 16:51:01,887 WARN L193 SmtUtils]: Spent 2.89 s on a formula simplification. DAG size of input: 180 DAG size of output: 35 [2020-10-28 16:51:03,663 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 182 DAG size of output: 35 [2020-10-28 16:51:04,008 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 29 [2020-10-28 16:51:04,346 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 29 [2020-10-28 16:51:04,685 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 29 [2020-10-28 16:51:06,335 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 277 DAG size of output: 44 [2020-10-28 16:51:07,869 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 172 DAG size of output: 30 [2020-10-28 16:51:09,572 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 277 DAG size of output: 44 [2020-10-28 16:51:11,200 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 167 DAG size of output: 23 [2020-10-28 16:51:12,251 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 168 DAG size of output: 30 [2020-10-28 16:51:12,493 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 1 [2020-10-28 16:51:12,823 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 29 [2020-10-28 16:51:14,733 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 244 DAG size of output: 50 [2020-10-28 16:51:15,729 WARN L193 SmtUtils]: Spent 993.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 23 [2020-10-28 16:51:17,784 WARN L193 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 275 DAG size of output: 41 [2020-10-28 16:51:17,938 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 26 [2020-10-28 16:51:18,277 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 19 [2020-10-28 16:51:18,609 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-28 16:51:18,957 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 29 [2020-10-28 16:51:19,237 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 1 [2020-10-28 16:51:21,248 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 288 DAG size of output: 45 [2020-10-28 16:51:21,593 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 29 [2020-10-28 16:51:22,636 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 171 DAG size of output: 27 [2020-10-28 16:51:22,960 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 29 [2020-10-28 16:51:24,535 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 166 DAG size of output: 22 [2020-10-28 16:51:26,616 WARN L193 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 189 DAG size of output: 35 [2020-10-28 16:51:27,548 WARN L193 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 23 [2020-10-28 16:51:30,040 WARN L193 SmtUtils]: Spent 2.49 s on a formula simplification. DAG size of input: 189 DAG size of output: 29 [2020-10-28 16:51:31,166 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 173 DAG size of output: 35 [2020-10-28 16:51:31,170 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 16:51:31,171 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 16:51:31,171 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 16:51:31,171 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 16:51:31,171 INFO L274 CegarLoopResult]: For program point L188(lines 165 189) no Hoare annotation was computed. [2020-10-28 16:51:31,171 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 141 196) no Hoare annotation was computed. [2020-10-28 16:51:31,171 INFO L274 CegarLoopResult]: For program point L172(lines 172 176) no Hoare annotation was computed. [2020-10-28 16:51:31,171 INFO L274 CegarLoopResult]: For program point L172-1(lines 172 176) no Hoare annotation was computed. [2020-10-28 16:51:31,171 INFO L274 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-10-28 16:51:31,172 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 141 196) no Hoare annotation was computed. [2020-10-28 16:51:31,172 INFO L274 CegarLoopResult]: For program point L166-2(lines 166 187) no Hoare annotation was computed. [2020-10-28 16:51:31,172 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 141 196) no Hoare annotation was computed. [2020-10-28 16:51:31,172 INFO L274 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-10-28 16:51:31,172 INFO L274 CegarLoopResult]: For program point L223-2(lines 223 248) no Hoare annotation was computed. [2020-10-28 16:51:31,172 INFO L274 CegarLoopResult]: For program point L249(lines 222 250) no Hoare annotation was computed. [2020-10-28 16:51:31,172 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 197 256) no Hoare annotation was computed. [2020-10-28 16:51:31,172 INFO L274 CegarLoopResult]: For program point L242(line 242) no Hoare annotation was computed. [2020-10-28 16:51:31,173 INFO L274 CegarLoopResult]: For program point L242-1(line 242) no Hoare annotation was computed. [2020-10-28 16:51:31,173 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 197 256) no Hoare annotation was computed. [2020-10-28 16:51:31,173 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 197 256) no Hoare annotation was computed. [2020-10-28 16:51:31,173 INFO L274 CegarLoopResult]: For program point L229(lines 229 233) no Hoare annotation was computed. [2020-10-28 16:51:31,173 INFO L274 CegarLoopResult]: For program point L229-1(lines 229 233) no Hoare annotation was computed. [2020-10-28 16:51:31,173 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 72 78) the Hoare annotation is: true [2020-10-28 16:51:31,173 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 72 78) no Hoare annotation was computed. [2020-10-28 16:51:31,174 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 79 87) no Hoare annotation was computed. [2020-10-28 16:51:31,174 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 79 87) the Hoare annotation is: true [2020-10-28 16:51:31,174 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 79 87) no Hoare annotation was computed. [2020-10-28 16:51:31,174 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 574 596) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:51:31,174 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 574 596) no Hoare annotation was computed. [2020-10-28 16:51:31,174 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 574 596) no Hoare annotation was computed. [2020-10-28 16:51:31,175 INFO L270 CegarLoopResult]: At program point L586(line 586) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:51:31,175 INFO L270 CegarLoopResult]: At program point L586-1(line 586) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:51:31,175 INFO L274 CegarLoopResult]: For program point L584(lines 584 591) no Hoare annotation was computed. [2020-10-28 16:51:31,175 INFO L274 CegarLoopResult]: For program point L584-1(lines 584 591) no Hoare annotation was computed. [2020-10-28 16:51:31,175 INFO L274 CegarLoopResult]: For program point L582(line 582) no Hoare annotation was computed. [2020-10-28 16:51:31,175 INFO L270 CegarLoopResult]: At program point L581(line 581) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:51:31,175 INFO L270 CegarLoopResult]: At program point L580(line 580) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:51:31,176 INFO L270 CegarLoopResult]: At program point L580-1(line 580) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:51:31,176 INFO L274 CegarLoopResult]: For program point L545(line 545) no Hoare annotation was computed. [2020-10-28 16:51:31,176 INFO L274 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-10-28 16:51:31,176 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 531 554) no Hoare annotation was computed. [2020-10-28 16:51:31,176 INFO L274 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2020-10-28 16:51:31,176 INFO L274 CegarLoopResult]: For program point L542(line 542) no Hoare annotation was computed. [2020-10-28 16:51:31,176 INFO L274 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-10-28 16:51:31,176 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 531 554) no Hoare annotation was computed. [2020-10-28 16:51:31,176 INFO L274 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-10-28 16:51:31,177 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 531 554) no Hoare annotation was computed. [2020-10-28 16:51:31,177 INFO L274 CegarLoopResult]: For program point L539(line 539) no Hoare annotation was computed. [2020-10-28 16:51:31,177 INFO L274 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-10-28 16:51:31,177 INFO L274 CegarLoopResult]: For program point L537(line 537) no Hoare annotation was computed. [2020-10-28 16:51:31,177 INFO L274 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-10-28 16:51:31,177 INFO L274 CegarLoopResult]: For program point L549(line 549) no Hoare annotation was computed. [2020-10-28 16:51:31,177 INFO L274 CegarLoopResult]: For program point L548(line 548) no Hoare annotation was computed. [2020-10-28 16:51:31,177 INFO L274 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-10-28 16:51:31,177 INFO L274 CegarLoopResult]: For program point L546(line 546) no Hoare annotation was computed. [2020-10-28 16:51:31,178 INFO L270 CegarLoopResult]: At program point L753(line 753) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (<= |old(~pumpRunning~0)| 0))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (<= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|))) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or .cse2 .cse3 .cse4 .cse0 .cse1) (or .cse2 (not (<= 1 ~methaneLevelCritical~0)) .cse3 .cse4 .cse1))) [2020-10-28 16:51:31,178 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 734 758) the Hoare annotation is: (let ((.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|))) .cse0 .cse1 .cse2) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~methaneLevelCritical~0)) .cse3 (not (<= 0 |old(~pumpRunning~0)|)) .cse1 .cse2) (or .cse3 .cse0 .cse1 .cse2))) [2020-10-28 16:51:31,178 INFO L274 CegarLoopResult]: For program point L753-1(lines 734 758) no Hoare annotation was computed. [2020-10-28 16:51:31,178 INFO L270 CegarLoopResult]: At program point L748(line 748) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse1 (and (<= processEnvironment__wrappee__methaneQuery_~tmp~5 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (< 0 (+ processEnvironment__wrappee__methaneQuery_~tmp~5 1)))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~methaneLevelCritical~0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1 .cse2) (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|))) .cse3 .cse2) (or .cse0 .cse3 .cse1 .cse2))) [2020-10-28 16:51:31,178 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 734 758) no Hoare annotation was computed. [2020-10-28 16:51:31,178 INFO L270 CegarLoopResult]: At program point L744(line 744) the Hoare annotation is: (let ((.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|))) .cse0 .cse1) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~methaneLevelCritical~0)) .cse2 (not (<= 0 |old(~pumpRunning~0)|)) .cse3 .cse1) (or .cse2 .cse0 .cse3 .cse1))) [2020-10-28 16:51:31,178 INFO L274 CegarLoopResult]: For program point L742(lines 742 750) no Hoare annotation was computed. [2020-10-28 16:51:31,179 INFO L270 CegarLoopResult]: At program point L740(line 740) the Hoare annotation is: (let ((.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|))) .cse0 .cse1) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~methaneLevelCritical~0)) .cse2 (not (<= 0 |old(~pumpRunning~0)|)) .cse3 .cse1) (or .cse2 .cse0 .cse3 .cse1))) [2020-10-28 16:51:31,179 INFO L274 CegarLoopResult]: For program point L740-1(line 740) no Hoare annotation was computed. [2020-10-28 16:51:31,179 INFO L274 CegarLoopResult]: For program point L738(lines 738 755) no Hoare annotation was computed. [2020-10-28 16:51:31,179 INFO L274 CegarLoopResult]: For program point L897(lines 897 903) no Hoare annotation was computed. [2020-10-28 16:51:31,179 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 893 907) no Hoare annotation was computed. [2020-10-28 16:51:31,179 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 893 907) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= |old(~pumpRunning~0)| 0))) (.cse5 (not (= ~methAndRunningLastTime~0 0))) (.cse6 (not (<= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= |old(~systemActive~0)| 1))) (.cse2 (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|)))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse3 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse5 .cse6 .cse3) (or .cse4 .cse5 .cse6 .cse7 .cse3) (or .cse0 .cse2 .cse7 .cse3))) [2020-10-28 16:51:31,179 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 893 907) no Hoare annotation was computed. [2020-10-28 16:51:31,179 INFO L270 CegarLoopResult]: At program point L899(line 899) the Hoare annotation is: (let ((.cse4 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= ~methAndRunningLastTime~0 0))) (.cse6 (not (<= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= |old(~systemActive~0)| 1))) (.cse2 (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|)))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse3 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse7) (or .cse4 .cse1 .cse5 .cse6) (or .cse0 .cse2 .cse7 .cse3))) [2020-10-28 16:51:31,179 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 829 837) no Hoare annotation was computed. [2020-10-28 16:51:31,179 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 829 837) the Hoare annotation is: true [2020-10-28 16:51:31,179 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 829 837) no Hoare annotation was computed. [2020-10-28 16:51:31,179 INFO L274 CegarLoopResult]: For program point L857(lines 857 865) no Hoare annotation was computed. [2020-10-28 16:51:31,179 INFO L274 CegarLoopResult]: For program point L857-2(lines 857 865) no Hoare annotation was computed. [2020-10-28 16:51:31,180 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 838 873) no Hoare annotation was computed. [2020-10-28 16:51:31,180 INFO L274 CegarLoopResult]: For program point L845(lines 845 853) no Hoare annotation was computed. [2020-10-28 16:51:31,180 INFO L274 CegarLoopResult]: For program point L845-2(lines 845 853) no Hoare annotation was computed. [2020-10-28 16:51:31,180 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 838 873) no Hoare annotation was computed. [2020-10-28 16:51:31,180 INFO L274 CegarLoopResult]: For program point L868(line 868) no Hoare annotation was computed. [2020-10-28 16:51:31,180 INFO L274 CegarLoopResult]: For program point L868-1(line 868) no Hoare annotation was computed. [2020-10-28 16:51:31,180 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 838 873) no Hoare annotation was computed. [2020-10-28 16:51:31,180 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 65 71) no Hoare annotation was computed. [2020-10-28 16:51:31,180 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 65 71) the Hoare annotation is: true [2020-10-28 16:51:31,180 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 95 140) no Hoare annotation was computed. [2020-10-28 16:51:31,180 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 95 140) no Hoare annotation was computed. [2020-10-28 16:51:31,180 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 95 140) no Hoare annotation was computed. [2020-10-28 16:51:31,180 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 408 453) no Hoare annotation was computed. [2020-10-28 16:51:31,180 INFO L274 CegarLoopResult]: For program point L439(lines 439 440) no Hoare annotation was computed. [2020-10-28 16:51:31,180 INFO L274 CegarLoopResult]: For program point L432(lines 432 433) no Hoare annotation was computed. [2020-10-28 16:51:31,181 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 432 433) no Hoare annotation was computed. [2020-10-28 16:51:31,181 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 439 440) no Hoare annotation was computed. [2020-10-28 16:51:31,181 INFO L274 CegarLoopResult]: For program point L428(lines 428 435) no Hoare annotation was computed. [2020-10-28 16:51:31,181 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 408 453) no Hoare annotation was computed. [2020-10-28 16:51:31,181 INFO L274 CegarLoopResult]: For program point L422(lines 422 442) no Hoare annotation was computed. [2020-10-28 16:51:31,181 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 408 453) no Hoare annotation was computed. [2020-10-28 16:51:31,181 INFO L274 CegarLoopResult]: For program point L422-1(lines 422 442) no Hoare annotation was computed. [2020-10-28 16:51:31,181 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 563 573) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:51:31,181 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 563 573) no Hoare annotation was computed. [2020-10-28 16:51:31,181 INFO L270 CegarLoopResult]: At program point L568(line 568) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:51:31,181 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 563 573) no Hoare annotation was computed. [2020-10-28 16:51:31,181 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 818 828) the Hoare annotation is: true [2020-10-28 16:51:31,182 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 818 828) no Hoare annotation was computed. [2020-10-28 16:51:31,182 INFO L277 CegarLoopResult]: At program point L823(line 823) the Hoare annotation is: true [2020-10-28 16:51:31,182 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 818 828) no Hoare annotation was computed. [2020-10-28 16:51:31,182 INFO L274 CegarLoopResult]: For program point L823-1(line 823) no Hoare annotation was computed. [2020-10-28 16:51:31,182 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 810 817) the Hoare annotation is: (let ((.cse0 (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|)))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2))) [2020-10-28 16:51:31,182 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 810 817) no Hoare annotation was computed. [2020-10-28 16:51:31,182 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 810 817) no Hoare annotation was computed. [2020-10-28 16:51:31,182 INFO L274 CegarLoopResult]: For program point L685(lines 685 691) no Hoare annotation was computed. [2020-10-28 16:51:31,182 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 681 694) no Hoare annotation was computed. [2020-10-28 16:51:31,182 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 681 694) the Hoare annotation is: true [2020-10-28 16:51:31,182 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 681 694) no Hoare annotation was computed. [2020-10-28 16:51:31,182 INFO L274 CegarLoopResult]: For program point L768(lines 768 776) no Hoare annotation was computed. [2020-10-28 16:51:31,182 INFO L270 CegarLoopResult]: At program point L766(line 766) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (<= |old(~pumpRunning~0)| 0))) (.cse5 (not (= ~methAndRunningLastTime~0 0))) (.cse6 (not (<= 0 |old(~pumpRunning~0)|))) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|)))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse1 .cse3) (or .cse4 .cse7 .cse5 .cse6 .cse3) (or .cse7 .cse0 .cse2 .cse3))) [2020-10-28 16:51:31,182 INFO L274 CegarLoopResult]: For program point L766-1(line 766) no Hoare annotation was computed. [2020-10-28 16:51:31,182 INFO L274 CegarLoopResult]: For program point L764(lines 764 781) no Hoare annotation was computed. [2020-10-28 16:51:31,183 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 760 784) no Hoare annotation was computed. [2020-10-28 16:51:31,183 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 760 784) the Hoare annotation is: (let ((.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|)))) (.cse5 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse2 .cse3) (or .cse4 .cse0 .cse2 .cse3) (or .cse5 .cse1 .cse2 .cse3))) [2020-10-28 16:51:31,183 INFO L270 CegarLoopResult]: At program point L779(line 779) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|)))) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse3) (or .cse0 .cse4 .cse3) (or .cse1 .cse5 .cse2 .cse3))) [2020-10-28 16:51:31,183 INFO L274 CegarLoopResult]: For program point L779-1(lines 760 784) no Hoare annotation was computed. [2020-10-28 16:51:31,183 INFO L270 CegarLoopResult]: At program point L774(line 774) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|)))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse3 .cse0 .cse2) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~methaneLevelCritical~0 processEnvironment_~tmp~6)) .cse4 .cse1 .cse2))) [2020-10-28 16:51:31,183 INFO L270 CegarLoopResult]: At program point L770(line 770) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~methaneLevelCritical~0 processEnvironment_~tmp~6))) (.cse7 (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|)))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse2 .cse4) (or .cse6 .cse5 .cse7 .cse4) (or .cse6 .cse7 .cse3 .cse4))) [2020-10-28 16:51:31,183 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 726 732) no Hoare annotation was computed. [2020-10-28 16:51:31,183 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 726 732) the Hoare annotation is: true [2020-10-28 16:51:31,183 INFO L274 CegarLoopResult]: For program point L929(lines 929 935) no Hoare annotation was computed. [2020-10-28 16:51:31,184 INFO L274 CegarLoopResult]: For program point L929-1(lines 929 935) no Hoare annotation was computed. [2020-10-28 16:51:31,184 INFO L270 CegarLoopResult]: At program point testENTRY(lines 909 974) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:51:31,184 INFO L274 CegarLoopResult]: For program point L921(lines 921 925) no Hoare annotation was computed. [2020-10-28 16:51:31,184 INFO L274 CegarLoopResult]: For program point testFINAL(lines 909 974) no Hoare annotation was computed. [2020-10-28 16:51:31,184 INFO L270 CegarLoopResult]: At program point L967(lines 918 968) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:51:31,184 INFO L270 CegarLoopResult]: At program point L957(line 957) the Hoare annotation is: (let ((.cse1 (<= 0 ~pumpRunning~0)) (.cse2 (= ~methAndRunningLastTime~0 0)) (.cse3 (<= ~pumpRunning~0 0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (or (<= 1 ~pumpRunning~0) (<= (+ ~pumpRunning~0 1) 0))) (.cse6 (<= 1 ~methaneLevelCritical~0))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse2 .cse3) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse4 (= ~methaneLevelCritical~0 0) .cse5) (and .cse0 .cse1 .cse6 .cse2 .cse3) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse4 .cse5 .cse6) (not (= |old(~methAndRunningLastTime~0)| 0)))) [2020-10-28 16:51:31,184 INFO L274 CegarLoopResult]: For program point L955(lines 955 961) no Hoare annotation was computed. [2020-10-28 16:51:31,184 INFO L270 CegarLoopResult]: At program point L955-1(lines 949 962) the Hoare annotation is: (let ((.cse7 (or (<= 1 ~pumpRunning~0) (<= (+ ~pumpRunning~0 1) 0))) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse1 (= 0 ~systemActive~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse5 (= 1 ~systemActive~0)) (.cse2 (<= 0 ~pumpRunning~0)) (.cse3 (<= 1 ~methaneLevelCritical~0)) (.cse8 (= ~methAndRunningLastTime~0 0)) (.cse4 (<= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse5 .cse6 .cse7) (and .cse0 .cse6 .cse5 .cse2 .cse8 .cse4) (and .cse0 .cse5 .cse7 .cse3) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse6 .cse1 .cse2 .cse4) (and .cse0 .cse5 .cse2 .cse3 .cse8 .cse4))) [2020-10-28 16:51:31,184 INFO L274 CegarLoopResult]: For program point L920(lines 919 966) no Hoare annotation was computed. [2020-10-28 16:51:31,184 INFO L274 CegarLoopResult]: For program point L949(lines 949 962) no Hoare annotation was computed. [2020-10-28 16:51:31,185 INFO L270 CegarLoopResult]: At program point L941(line 941) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse6 (= 1 ~systemActive~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse2 (= 0 ~systemActive~0)) (.cse3 (<= 0 ~pumpRunning~0)) (.cse7 (<= 1 ~methaneLevelCritical~0)) (.cse4 (= ~methAndRunningLastTime~0 0)) (.cse5 (<= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse6 .cse1 .cse4) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse6 (or (<= 1 ~pumpRunning~0) (<= (+ ~pumpRunning~0 1) 0)) .cse7) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse6 .cse7 .cse4) (and .cse0 .cse2 .cse3 .cse7 .cse4 .cse5))) [2020-10-28 16:51:31,185 INFO L274 CegarLoopResult]: For program point L939(lines 939 945) no Hoare annotation was computed. [2020-10-28 16:51:31,185 INFO L274 CegarLoopResult]: For program point L939-1(lines 939 945) no Hoare annotation was computed. [2020-10-28 16:51:31,185 INFO L270 CegarLoopResult]: At program point L964(lines 919 966) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse6 (= 1 ~systemActive~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse2 (= 0 ~systemActive~0)) (.cse3 (<= 0 ~pumpRunning~0)) (.cse7 (<= 1 ~methaneLevelCritical~0)) (.cse4 (= ~methAndRunningLastTime~0 0)) (.cse5 (<= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse6 .cse1 .cse4) (and .cse0 .cse6 (or (<= 1 ~pumpRunning~0) (<= (+ ~pumpRunning~0 1) 0)) .cse7) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse6 .cse7 .cse4) (and .cse0 .cse2 .cse3 .cse7 .cse4 .cse5))) [2020-10-28 16:51:31,185 INFO L270 CegarLoopResult]: At program point L931(line 931) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse6 (= 1 ~systemActive~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse2 (= 0 ~systemActive~0)) (.cse3 (<= 0 ~pumpRunning~0)) (.cse7 (<= 1 ~methaneLevelCritical~0)) (.cse4 (= ~methAndRunningLastTime~0 0)) (.cse5 (<= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse6 .cse1 .cse4) (and .cse0 .cse6 (or (<= 1 ~pumpRunning~0) (<= (+ ~pumpRunning~0 1) 0)) .cse7) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse6 .cse7 .cse4) (and .cse0 .cse2 .cse3 .cse7 .cse4 .cse5))) [2020-10-28 16:51:31,185 INFO L274 CegarLoopResult]: For program point testEXIT(lines 909 974) no Hoare annotation was computed. [2020-10-28 16:51:31,185 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 386 387) no Hoare annotation was computed. [2020-10-28 16:51:31,185 INFO L274 CegarLoopResult]: For program point L382(lines 382 389) no Hoare annotation was computed. [2020-10-28 16:51:31,185 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 393 394) no Hoare annotation was computed. [2020-10-28 16:51:31,185 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 362 407) no Hoare annotation was computed. [2020-10-28 16:51:31,185 INFO L274 CegarLoopResult]: For program point L376(lines 376 396) no Hoare annotation was computed. [2020-10-28 16:51:31,185 INFO L274 CegarLoopResult]: For program point L376-1(lines 376 396) no Hoare annotation was computed. [2020-10-28 16:51:31,185 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 362 407) no Hoare annotation was computed. [2020-10-28 16:51:31,186 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 362 407) no Hoare annotation was computed. [2020-10-28 16:51:31,186 INFO L274 CegarLoopResult]: For program point L393(lines 393 394) no Hoare annotation was computed. [2020-10-28 16:51:31,186 INFO L274 CegarLoopResult]: For program point L386(lines 386 387) no Hoare annotation was computed. [2020-10-28 16:51:31,186 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 785 792) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3 .cse4) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3 .cse4))) [2020-10-28 16:51:31,186 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 785 792) no Hoare annotation was computed. [2020-10-28 16:51:31,186 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 785 792) no Hoare annotation was computed. [2020-10-28 16:51:31,186 INFO L270 CegarLoopResult]: At program point L481(line 481) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 0 ~pumpRunning~0))) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (not (<= ~pumpRunning~0 0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4) (or .cse5 .cse0 .cse4 .cse3) (or .cse5 .cse0 .cse2 .cse3) (or .cse5 .cse4 (not (= |old(~methAndRunningLastTime~0)| 0))))) [2020-10-28 16:51:31,186 INFO L274 CegarLoopResult]: For program point L479(lines 479 485) no Hoare annotation was computed. [2020-10-28 16:51:31,186 INFO L274 CegarLoopResult]: For program point L478(lines 478 488) no Hoare annotation was computed. [2020-10-28 16:51:31,186 INFO L270 CegarLoopResult]: At program point L476(line 476) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 ~systemActive~0))) (.cse0 (not (<= 0 ~pumpRunning~0))) (.cse3 (not (<= ~pumpRunning~0 0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (and (= __utac_acc__Specification2_spec__2_~tmp~3 ~methaneLevelCritical~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4) (or .cse5 .cse0 .cse6 .cse2 .cse3) (or .cse5 .cse0 .cse6 .cse4 .cse3) (or .cse5 .cse6 .cse4 (not (= |old(~methAndRunningLastTime~0)| 0))))) [2020-10-28 16:51:31,186 INFO L274 CegarLoopResult]: For program point L476-1(line 476) no Hoare annotation was computed. [2020-10-28 16:51:31,186 INFO L274 CegarLoopResult]: For program point L474(lines 474 491) no Hoare annotation was computed. [2020-10-28 16:51:31,186 INFO L274 CegarLoopResult]: For program point L474-1(lines 466 494) no Hoare annotation was computed. [2020-10-28 16:51:31,187 INFO L270 CegarLoopResult]: At program point L472(line 472) the Hoare annotation is: (let ((.cse5 (not (= 0 ~systemActive~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (<= 0 ~pumpRunning~0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse6 (not (<= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse3 .cse4 .cse5 .cse2 .cse6) (or .cse0 .cse3 .cse5 .cse2 .cse6) (or .cse4 .cse1 .cse2) (or .cse0 .cse3 .cse1 .cse2 .cse6))) [2020-10-28 16:51:31,187 INFO L274 CegarLoopResult]: For program point L472-1(line 472) no Hoare annotation was computed. [2020-10-28 16:51:31,187 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 466 494) the Hoare annotation is: (let ((.cse5 (not (= 0 ~systemActive~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (<= 0 ~pumpRunning~0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse6 (not (<= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse3 .cse4 .cse5 .cse2 .cse6) (or .cse0 .cse3 .cse5 .cse2 .cse6) (or .cse4 .cse1 .cse2) (or .cse0 .cse3 .cse1 .cse2 .cse6))) [2020-10-28 16:51:31,187 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 466 494) no Hoare annotation was computed. [2020-10-28 16:51:31,187 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 458 465) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 16:51:31,187 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 458 465) no Hoare annotation was computed. [2020-10-28 16:51:31,187 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 458 465) no Hoare annotation was computed. [2020-10-28 16:51:31,187 INFO L274 CegarLoopResult]: For program point L657(lines 657 665) no Hoare annotation was computed. [2020-10-28 16:51:31,187 INFO L274 CegarLoopResult]: For program point L657-2(lines 657 665) no Hoare annotation was computed. [2020-10-28 16:51:31,187 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 649 671) no Hoare annotation was computed. [2020-10-28 16:51:31,187 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 649 671) no Hoare annotation was computed. [2020-10-28 16:51:31,187 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 649 671) no Hoare annotation was computed. [2020-10-28 16:51:31,188 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 55 64) no Hoare annotation was computed. [2020-10-28 16:51:31,188 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 55 64) no Hoare annotation was computed. [2020-10-28 16:51:31,188 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 55 64) no Hoare annotation was computed. [2020-10-28 16:51:31,188 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 259 361) no Hoare annotation was computed. [2020-10-28 16:51:31,188 INFO L274 CegarLoopResult]: For program point L283(lines 283 287) no Hoare annotation was computed. [2020-10-28 16:51:31,188 INFO L274 CegarLoopResult]: For program point L347(lines 347 358) no Hoare annotation was computed. [2020-10-28 16:51:31,188 INFO L274 CegarLoopResult]: For program point L310(lines 310 314) no Hoare annotation was computed. [2020-10-28 16:51:31,188 INFO L274 CegarLoopResult]: For program point L308-2(lines 308 328) no Hoare annotation was computed. [2020-10-28 16:51:31,188 INFO L274 CegarLoopResult]: For program point L329(lines 307 330) no Hoare annotation was computed. [2020-10-28 16:51:31,188 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 259 361) no Hoare annotation was computed. [2020-10-28 16:51:31,188 INFO L274 CegarLoopResult]: For program point L288(lines 288 304) no Hoare annotation was computed. [2020-10-28 16:51:31,188 INFO L274 CegarLoopResult]: For program point L348(lines 348 355) no Hoare annotation was computed. [2020-10-28 16:51:31,188 INFO L274 CegarLoopResult]: For program point L309(lines 308 328) no Hoare annotation was computed. [2020-10-28 16:51:31,188 INFO L274 CegarLoopResult]: For program point L340(line 340) no Hoare annotation was computed. [2020-10-28 16:51:31,188 INFO L274 CegarLoopResult]: For program point L340-1(line 340) no Hoare annotation was computed. [2020-10-28 16:51:31,189 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 259 361) no Hoare annotation was computed. [2020-10-28 16:51:31,189 INFO L274 CegarLoopResult]: For program point L305(lines 305 346) no Hoare annotation was computed. [2020-10-28 16:51:31,189 INFO L274 CegarLoopResult]: For program point L324(line 324) no Hoare annotation was computed. [2020-10-28 16:51:31,189 INFO L274 CegarLoopResult]: For program point L324-1(line 324) no Hoare annotation was computed. [2020-10-28 16:51:31,189 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:51:31,189 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.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~string31.offset| |old(#t~string31.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 16:51:31,189 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:51:31,190 INFO L274 CegarLoopResult]: For program point L800(lines 800 806) no Hoare annotation was computed. [2020-10-28 16:51:31,190 INFO L270 CegarLoopResult]: At program point L798(line 798) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3 .cse4) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3 .cse4))) [2020-10-28 16:51:31,190 INFO L274 CegarLoopResult]: For program point L798-1(line 798) no Hoare annotation was computed. [2020-10-28 16:51:31,190 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 793 809) no Hoare annotation was computed. [2020-10-28 16:51:31,190 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 793 809) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3 .cse4) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3 .cse4))) [2020-10-28 16:51:31,190 INFO L270 CegarLoopResult]: At program point L804(line 804) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3 .cse4) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3 .cse4))) [2020-10-28 16:51:31,190 INFO L274 CegarLoopResult]: For program point L804-1(lines 793 809) no Hoare annotation was computed. [2020-10-28 16:51:31,191 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 672 680) no Hoare annotation was computed. [2020-10-28 16:51:31,191 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 672 680) no Hoare annotation was computed. [2020-10-28 16:51:31,191 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 672 680) no Hoare annotation was computed. [2020-10-28 16:51:31,191 INFO L277 CegarLoopResult]: At program point L881(line 881) the Hoare annotation is: true [2020-10-28 16:51:31,191 INFO L274 CegarLoopResult]: For program point L883-2(lines 883 887) no Hoare annotation was computed. [2020-10-28 16:51:31,191 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 874 892) no Hoare annotation was computed. [2020-10-28 16:51:31,191 INFO L274 CegarLoopResult]: For program point L881-1(line 881) no Hoare annotation was computed. [2020-10-28 16:51:31,191 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 874 892) the Hoare annotation is: true [2020-10-28 16:51:31,191 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 874 892) no Hoare annotation was computed. [2020-10-28 16:51:31,191 INFO L274 CegarLoopResult]: For program point L883(lines 883 887) no Hoare annotation was computed. [2020-10-28 16:51:31,191 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:51:31,191 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 16:51:31,191 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:51:31,192 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 628 639) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse6 (not (<= 0 ~pumpRunning~0))) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse7 (not (= 0 ~systemActive~0))) (.cse5 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse8 (not (<= ~pumpRunning~0 0)))) (and (or (and (not (<= 1 ~pumpRunning~0)) (not (<= (+ ~pumpRunning~0 1) 0))) .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse0 .cse5) (or .cse3 .cse6 .cse7 .cse1 .cse8 .cse2) (or .cse3 .cse6 .cse4 .cse7 .cse5 .cse8))) [2020-10-28 16:51:31,192 INFO L274 CegarLoopResult]: For program point L632-1(lines 628 639) no Hoare annotation was computed. [2020-10-28 16:51:31,192 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 628 639) no Hoare annotation was computed. [2020-10-28 16:51:31,192 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 640 648) the Hoare annotation is: true [2020-10-28 16:51:31,192 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 640 648) no Hoare annotation was computed. [2020-10-28 16:51:31,192 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 640 648) no Hoare annotation was computed. [2020-10-28 16:51:31,192 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 702 725) the Hoare annotation is: (let ((.cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse4 (not (<= |old(~pumpRunning~0)| 0))) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= 0 ~systemActive~0))) (.cse8 (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|)))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse0 .cse1 .cse6) (or .cse7 .cse1 .cse2 .cse3) (or .cse7 .cse8 .cse1 .cse2) (or .cse4 .cse7 .cse5 .cse1 .cse6) (or .cse8 .cse0 .cse1 .cse2))) [2020-10-28 16:51:31,192 INFO L270 CegarLoopResult]: At program point L715(line 715) the Hoare annotation is: (let ((.cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse11 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (let ((.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|)))) (.cse3 (and .cse10 .cse11)) (.cse7 (not (= 0 ~systemActive~0))) (.cse4 (not (<= |old(~pumpRunning~0)| 0))) (.cse6 (not (<= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse8 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse10 .cse11)) (.cse2 (not (= 1 ~systemActive~0))) (.cse9 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse7) (or .cse4 .cse5 .cse6 .cse8 .cse2 .cse9) (or .cse5 .cse0 .cse2 .cse3) (or .cse4 .cse6 .cse1 .cse7) (or .cse4 .cse6 .cse1 .cse8 .cse2 .cse9)))) [2020-10-28 16:51:31,192 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 702 725) no Hoare annotation was computed. [2020-10-28 16:51:31,193 INFO L270 CegarLoopResult]: At program point L713(lines 713 719) the Hoare annotation is: (let ((.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse13 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (let ((.cse5 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse8 (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|)))) (.cse9 (<= 0 ~pumpRunning~0)) (.cse10 (<= ~pumpRunning~0 0)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= 1 ~systemActive~0))) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse11 (and .cse3 .cse13 .cse6)) (.cse12 (not (= 0 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (and .cse3 (= ~methAndRunningLastTime~0 0)) .cse4 .cse5) (or .cse0 .cse2 (and .cse3 .cse6) .cse7 .cse4 .cse5) (or .cse1 .cse8 .cse4 (and .cse9 .cse6 .cse10)) (or .cse0 .cse2 .cse7 .cse11 .cse12) (or .cse8 (and .cse6 .cse9 .cse10) .cse7 .cse4 (and .cse13 .cse6)) (or .cse0 .cse1 .cse2 .cse11 .cse12)))) [2020-10-28 16:51:31,193 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 702 725) no Hoare annotation was computed. [2020-10-28 16:51:31,193 INFO L270 CegarLoopResult]: At program point L708(line 708) the Hoare annotation is: (let ((.cse6 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 ~systemActive~0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|)))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse8 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse2 .cse4 .cse5 .cse6) (or .cse0 .cse1 .cse2 .cse5 .cse6) (or .cse0 .cse2 .cse4 .cse3) (or .cse1 .cse7 .cse8 .cse5) (or .cse7 .cse4 .cse8 .cse5))) [2020-10-28 16:51:31,193 INFO L274 CegarLoopResult]: For program point L706(lines 705 724) no Hoare annotation was computed. [2020-10-28 16:51:31,193 INFO L274 CegarLoopResult]: For program point L512(lines 512 516) no Hoare annotation was computed. [2020-10-28 16:51:31,193 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 498 527) no Hoare annotation was computed. [2020-10-28 16:51:31,193 INFO L277 CegarLoopResult]: At program point L512-1(lines 512 516) the Hoare annotation is: true [2020-10-28 16:51:31,193 INFO L274 CegarLoopResult]: For program point L509(line 509) no Hoare annotation was computed. [2020-10-28 16:51:31,193 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 498 527) the Hoare annotation is: true [2020-10-28 16:51:31,193 INFO L277 CegarLoopResult]: At program point L508-2(lines 508 522) the Hoare annotation is: true [2020-10-28 16:51:31,193 INFO L277 CegarLoopResult]: At program point L504(line 504) the Hoare annotation is: true [2020-10-28 16:51:31,193 INFO L274 CegarLoopResult]: For program point L504-1(line 504) no Hoare annotation was computed. [2020-10-28 16:51:31,193 INFO L277 CegarLoopResult]: At program point L523(lines 498 527) the Hoare annotation is: true [2020-10-28 16:51:31,194 INFO L274 CegarLoopResult]: For program point L519(line 519) no Hoare annotation was computed. [2020-10-28 16:51:31,194 INFO L274 CegarLoopResult]: For program point L608-1(lines 604 615) no Hoare annotation was computed. [2020-10-28 16:51:31,194 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 604 615) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (and (not (<= 1 ~pumpRunning~0)) (not (<= (+ ~pumpRunning~0 1) 0)))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2))) [2020-10-28 16:51:31,194 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 604 615) no Hoare annotation was computed. [2020-10-28 16:51:31,194 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 555 561) no Hoare annotation was computed. [2020-10-28 16:51:31,194 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 555 561) the Hoare annotation is: true [2020-10-28 16:51:31,194 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:51:31,194 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-10-28 16:51:31,194 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 16:51:31,194 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:51:31,194 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 616 627) no Hoare annotation was computed. [2020-10-28 16:51:31,194 INFO L274 CegarLoopResult]: For program point L620-1(lines 616 627) no Hoare annotation was computed. [2020-10-28 16:51:31,194 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 616 627) the Hoare annotation is: (let ((.cse4 (not (<= 0 ~pumpRunning~0))) (.cse6 (not (= 0 ~systemActive~0))) (.cse7 (not (<= ~pumpRunning~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (and (not (<= 1 ~pumpRunning~0)) (not (<= (+ ~pumpRunning~0 1) 0))) .cse2) (or .cse3 .cse1 .cse4 .cse5 .cse6 .cse7) (or .cse0 .cse3 .cse1 .cse4 .cse6 .cse7) (or .cse0 .cse3 .cse1 .cse2) (or .cse3 .cse1 .cse5 .cse2))) [2020-10-28 16:51:31,194 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 42 49) no Hoare annotation was computed. [2020-10-28 16:51:31,194 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-28 16:51:31,195 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 42 49) the Hoare annotation is: true [2020-10-28 16:51:31,195 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 42 49) no Hoare annotation was computed. [2020-10-28 16:51:31,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 04:51:31 BoogieIcfgContainer [2020-10-28 16:51:31,231 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 16:51:31,233 INFO L168 Benchmark]: Toolchain (without parser) took 186422.09 ms. Allocated memory was 157.3 MB in the beginning and 1.0 GB in the end (delta: 854.6 MB). Free memory was 112.3 MB in the beginning and 807.7 MB in the end (delta: -695.3 MB). Peak memory consumption was 618.8 MB. Max. memory is 8.0 GB. [2020-10-28 16:51:31,234 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 157.3 MB. Free memory is still 130.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 16:51:31,234 INFO L168 Benchmark]: CACSL2BoogieTranslator took 686.45 ms. Allocated memory is still 157.3 MB. Free memory was 111.6 MB in the beginning and 131.1 MB in the end (delta: -19.4 MB). Peak memory consumption was 7.6 MB. Max. memory is 8.0 GB. [2020-10-28 16:51:31,235 INFO L168 Benchmark]: Boogie Preprocessor took 147.43 ms. Allocated memory is still 157.3 MB. Free memory was 131.1 MB in the beginning and 127.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-28 16:51:31,240 INFO L168 Benchmark]: RCFGBuilder took 1600.30 ms. Allocated memory was 157.3 MB in the beginning and 190.8 MB in the end (delta: 33.6 MB). Free memory was 127.2 MB in the beginning and 113.7 MB in the end (delta: 13.6 MB). Peak memory consumption was 47.8 MB. Max. memory is 8.0 GB. [2020-10-28 16:51:31,241 INFO L168 Benchmark]: TraceAbstraction took 183966.51 ms. Allocated memory was 190.8 MB in the beginning and 1.0 GB in the end (delta: 821.0 MB). Free memory was 113.1 MB in the beginning and 807.7 MB in the end (delta: -694.5 MB). Peak memory consumption was 585.3 MB. Max. memory is 8.0 GB. [2020-10-28 16:51:31,246 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 157.3 MB. Free memory is still 130.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 686.45 ms. Allocated memory is still 157.3 MB. Free memory was 111.6 MB in the beginning and 131.1 MB in the end (delta: -19.4 MB). Peak memory consumption was 7.6 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 147.43 ms. Allocated memory is still 157.3 MB. Free memory was 131.1 MB in the beginning and 127.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1600.30 ms. Allocated memory was 157.3 MB in the beginning and 190.8 MB in the end (delta: 33.6 MB). Free memory was 127.2 MB in the beginning and 113.7 MB in the end (delta: 13.6 MB). Peak memory consumption was 47.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 183966.51 ms. Allocated memory was 190.8 MB in the beginning and 1.0 GB in the end (delta: 821.0 MB). Free memory was 113.1 MB in the beginning and 807.7 MB in the end (delta: -694.5 MB). Peak memory consumption was 585.3 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: 393]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 386]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 432]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 439]: 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: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: ((((((((!(\old(systemActive) == 1) || (((((splverifierCounter <= 0 && methaneLevelCritical == 0) && 0 == systemActive) && 0 <= pumpRunning) && methAndRunningLastTime == 0) && pumpRunning <= 0)) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning))) || (((splverifierCounter <= 0 && 1 == systemActive) && methaneLevelCritical == 0) && methAndRunningLastTime == 0)) || (((splverifierCounter <= 0 && 1 == systemActive) && (1 <= pumpRunning || pumpRunning + 1 <= 0)) && 1 <= methaneLevelCritical)) || !(\old(methaneLevelCritical) == 0)) || !(\old(methAndRunningLastTime) == 0)) || (((splverifierCounter <= 0 && 1 == systemActive) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || (((((splverifierCounter <= 0 && 0 == systemActive) && 0 <= pumpRunning) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) && pumpRunning <= 0) - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning))) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 255 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 108.6s, OverallIterations: 10, TraceHistogramMax: 4, AutomataDifference: 47.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 75.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1438 SDtfs, 4652 SDslu, 1477 SDs, 0 SdLazy, 8852 SolverSat, 3601 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 604 GetRequests, 409 SyntacticMatches, 1 SemanticMatches, 194 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1599 ImplicationChecksByTransitivity, 22.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1284occurred 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: 1.7s AutomataMinimizationTime, 10 MinimizatonAttempts, 2043 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 2434 PreInvPairs, 2602 NumberOfFragments, 3566 HoareAnnotationTreeSize, 2434 FomulaSimplifications, 2044941052 FormulaSimplificationTreeSizeReduction, 13.6s HoareSimplificationTime, 66 FomulaSimplificationsInter, 24173909 FormulaSimplificationTreeSizeReductionInter, 61.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 58.1s InterpolantComputationTime, 1141 NumberOfCodeBlocks, 1141 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1131 ConstructedInterpolants, 0 QuantifiedInterpolants, 459289 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 4 PerfectInterpolantSequences, 309/327 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...