/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_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:46:41,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:46:41,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:46:41,111 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:46:41,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:46:41,117 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:46:41,119 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:46:41,124 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:46:41,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:46:41,134 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:46:41,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:46:41,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:46:41,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:46:41,141 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:46:41,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:46:41,144 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:46:41,145 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:46:41,149 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:46:41,171 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:46:41,178 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:46:41,180 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:46:41,181 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:46:41,183 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:46:41,185 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:46:41,193 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:46:41,194 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:46:41,194 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:46:41,195 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:46:41,196 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:46:41,199 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:46:41,199 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:46:41,200 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:46:41,202 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:46:41,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:46:41,204 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:46:41,204 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:46:41,204 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:46:41,205 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:46:41,205 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:46:41,206 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:46:41,206 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:46:41,214 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 16:46:41,261 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:46:41,261 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:46:41,265 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:46:41,265 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:46:41,266 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:46:41,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:46:41,266 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:46:41,266 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:46:41,266 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:46:41,267 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:46:41,268 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:46:41,268 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:46:41,268 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:46:41,268 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:46:41,268 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:46:41,269 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:46:41,269 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:46:41,269 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:46:41,269 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:46:41,269 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:46:41,269 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:46:41,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:46:41,270 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:46:41,270 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:46:41,270 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:46:41,270 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:46:41,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:46:41,271 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:46:41,271 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:46:41,271 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:46:41,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:46:41,682 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:46:41,685 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:46:41,686 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:46:41,687 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:46:41,688 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product30.cil.c [2020-10-28 16:46:41,767 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cf3a39c3b/452b3e8ed4674c11b8704a0c17a3996a/FLAGe10905923 [2020-10-28 16:46:42,428 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:46:42,429 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product30.cil.c [2020-10-28 16:46:42,463 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cf3a39c3b/452b3e8ed4674c11b8704a0c17a3996a/FLAGe10905923 [2020-10-28 16:46:42,695 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cf3a39c3b/452b3e8ed4674c11b8704a0c17a3996a [2020-10-28 16:46:42,698 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:46:42,708 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:46:42,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:46:42,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:46:42,716 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:46:42,717 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:46:42" (1/1) ... [2020-10-28 16:46:42,728 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13743b17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:42, skipping insertion in model container [2020-10-28 16:46:42,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:46:42" (1/1) ... [2020-10-28 16:46:42,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:46:42,811 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:46:43,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:46:43,173 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:46:43,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:46:43,353 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:46:43,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:43 WrapperNode [2020-10-28 16:46:43,354 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:46:43,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:46:43,355 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:46:43,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:46:43,366 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:43" (1/1) ... [2020-10-28 16:46:43,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:43" (1/1) ... [2020-10-28 16:46:43,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:43" (1/1) ... [2020-10-28 16:46:43,385 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:43" (1/1) ... [2020-10-28 16:46:43,414 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:43" (1/1) ... [2020-10-28 16:46:43,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:43" (1/1) ... [2020-10-28 16:46:43,447 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:43" (1/1) ... [2020-10-28 16:46:43,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:46:43,460 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:46:43,460 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:46:43,460 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:46:43,463 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:43" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:46:43,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:46:43,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:46:43,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:46:43,559 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:46:43,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:46:43,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:46:43,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:46:43,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:46:43,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:46:43,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:46:43,560 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:46:43,560 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:46:43,560 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:46:43,560 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:46:43,561 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:46:43,561 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:46:43,561 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:46:43,561 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:46:43,561 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:46:43,561 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:46:43,562 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:46:43,562 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:46:43,562 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:46:43,562 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:46:43,562 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:46:43,562 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 16:46:43,562 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:46:43,562 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:46:43,562 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 16:46:43,563 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 16:46:43,563 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:46:43,563 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:46:43,563 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:46:43,563 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:46:43,563 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:46:43,563 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:46:43,563 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:46:43,564 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 16:46:43,564 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-28 16:46:43,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:46:43,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:46:43,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:46:43,564 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:46:43,564 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:46:43,565 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:46:43,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:46:43,565 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:46:43,565 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:46:43,565 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:46:43,565 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:46:43,565 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:46:43,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:46:43,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:46:43,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:46:43,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:46:43,566 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:46:43,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:46:43,566 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:46:43,566 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:46:43,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:46:43,567 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:46:43,567 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:46:43,567 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:46:43,567 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:46:43,567 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:46:43,568 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:46:43,568 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:46:43,568 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:46:43,568 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:46:43,568 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:46:43,568 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:46:43,568 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:46:43,569 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:46:43,569 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:46:43,569 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:46:43,569 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:46:43,569 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:46:43,569 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:46:43,569 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:46:43,570 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:46:43,570 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:46:43,570 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:46:43,570 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 16:46:43,570 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-28 16:46:43,570 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:46:43,571 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:46:43,571 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:46:43,571 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:46:43,571 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:46:43,571 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 16:46:43,571 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 16:46:43,571 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 16:46:43,572 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:46:43,572 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:46:43,572 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:46:43,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:46:43,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:46:43,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:46:44,938 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:46:44,938 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 16:46:44,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:46:44 BoogieIcfgContainer [2020-10-28 16:46:44,940 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:46:44,943 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:46:44,943 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:46:44,946 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:46:44,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:46:42" (1/3) ... [2020-10-28 16:46:44,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3276921e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:46:44, skipping insertion in model container [2020-10-28 16:46:44,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:43" (2/3) ... [2020-10-28 16:46:44,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3276921e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:46:44, skipping insertion in model container [2020-10-28 16:46:44,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:46:44" (3/3) ... [2020-10-28 16:46:44,950 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product30.cil.c [2020-10-28 16:46:44,962 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:46:44,967 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:46:44,980 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:46:45,008 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:46:45,008 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:46:45,009 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:46:45,009 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:46:45,009 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:46:45,009 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:46:45,009 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:46:45,009 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:46:45,032 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states. [2020-10-28 16:46:45,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-28 16:46:45,041 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:46:45,042 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 16:46:45,043 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 16:46:45,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:46:45,049 INFO L82 PathProgramCache]: Analyzing trace with hash 199749284, now seen corresponding path program 1 times [2020-10-28 16:46:45,059 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:46:45,060 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1944073780] [2020-10-28 16:46:45,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:46:45,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:45,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:45,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:46,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:47,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:47,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:50,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:50,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:50,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-28 16:46:50,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 16:46:50,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 16:46:50,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:50,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:50,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:50,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 16:46:50,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:50,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 16:46:50,769 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:46:50,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:46:50,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:50,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:50,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:50,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:50,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:50,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-28 16:46:50,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:50,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:50,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:50,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:50,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:50,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:50,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:46:50,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:50,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:50,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:50,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:50,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:50,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:50,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:50,847 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:50,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:50,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:50,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:50,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:50,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:46:50,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:50,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:50,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:50,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:50,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:50,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:50,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:50,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:50,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:50,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:50,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:50,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:50,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:46:50,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:50,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:50,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:50,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:50,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:50,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:50,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:50,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:50,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:50,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:50,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:50,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:50,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:46:50,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:50,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:50,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:50,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:50,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:50,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:50,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:50,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:50,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:50,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:50,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:50,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:50,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:46:50,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:50,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:50,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:50,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:50,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:50,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:50,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:50,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:50,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:50,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:50,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:50,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:50,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:46:50,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:50,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:50,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:50,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:50,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:50,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:50,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:50,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:50,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:50,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:46:50,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:50,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:50,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 16:46:50,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:50,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:50,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:50,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:50,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:50,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:50,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:50,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:50,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:50,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:46:50,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:50,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:50,910 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 16:46:50,911 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1944073780] [2020-10-28 16:46:50,913 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:46:50,913 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 16:46:50,914 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120072930] [2020-10-28 16:46:50,918 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 16:46:50,919 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:46:50,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 16:46:50,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:46:50,935 INFO L87 Difference]: Start difference. First operand 183 states. Second operand 4 states. [2020-10-28 16:46:52,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:46:52,219 INFO L93 Difference]: Finished difference Result 293 states and 385 transitions. [2020-10-28 16:46:52,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 16:46:52,221 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2020-10-28 16:46:52,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:46:52,235 INFO L225 Difference]: With dead ends: 293 [2020-10-28 16:46:52,235 INFO L226 Difference]: Without dead ends: 162 [2020-10-28 16:46:52,239 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 16:46:52,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2020-10-28 16:46:52,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 129. [2020-10-28 16:46:52,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2020-10-28 16:46:52,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 152 transitions. [2020-10-28 16:46:52,345 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 152 transitions. Word has length 52 [2020-10-28 16:46:52,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:46:52,346 INFO L481 AbstractCegarLoop]: Abstraction has 129 states and 152 transitions. [2020-10-28 16:46:52,346 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 16:46:52,346 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 152 transitions. [2020-10-28 16:46:52,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-28 16:46:52,358 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:46:52,358 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 16:46:52,358 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:46:52,359 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 16:46:52,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:46:52,359 INFO L82 PathProgramCache]: Analyzing trace with hash 243207472, now seen corresponding path program 1 times [2020-10-28 16:46:52,360 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:46:52,360 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1132169398] [2020-10-28 16:46:52,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:46:52,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:52,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:52,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:52,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:53,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:53,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:56,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:57,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:57,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:46:57,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 16:46:57,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 16:46:57,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:57,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:57,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:46:57,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 16:46:57,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:46:57,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:57,748 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:46:57,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:46:57,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:57,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:57,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:57,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:57,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:57,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 16:46:57,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:57,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:57,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:57,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:57,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:57,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:57,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:46:57,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:57,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:57,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:57,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:57,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:57,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:46:57,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:57,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:57,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:57,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:57,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:57,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:57,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:46:57,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:57,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:57,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:57,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:57,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:57,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:46:57,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:57,808 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:57,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:57,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:57,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:57,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:57,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:46:57,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:57,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:57,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:57,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:57,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:57,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:57,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:57,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:57,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:57,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:57,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:57,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:57,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:46:57,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:57,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:57,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:57,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:57,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:57,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:46:57,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:57,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:57,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:57,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:57,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:57,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:57,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:46:57,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:57,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:57,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:57,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:57,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:57,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:57,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:57,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:57,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:57,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:57,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:57,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:57,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:46:57,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:57,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:57,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:57,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:57,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:57,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:57,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:57,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:57,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:57,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:46:57,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:57,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:57,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 16:46:57,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:57,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:57,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:57,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:57,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:57,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:57,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:57,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:57,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:57,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:46:57,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:57,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:57,852 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 16:46:57,853 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1132169398] [2020-10-28 16:46:57,853 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:46:57,853 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 16:46:57,854 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124429469] [2020-10-28 16:46:57,855 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 16:46:57,855 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:46:57,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 16:46:57,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:46:57,856 INFO L87 Difference]: Start difference. First operand 129 states and 152 transitions. Second operand 5 states. [2020-10-28 16:46:58,430 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:46:59,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:46:59,502 INFO L93 Difference]: Finished difference Result 231 states and 288 transitions. [2020-10-28 16:46:59,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 16:46:59,503 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-10-28 16:46:59,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:46:59,505 INFO L225 Difference]: With dead ends: 231 [2020-10-28 16:46:59,505 INFO L226 Difference]: Without dead ends: 152 [2020-10-28 16:46:59,507 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:46:59,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2020-10-28 16:46:59,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 120. [2020-10-28 16:46:59,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-10-28 16:46:59,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 140 transitions. [2020-10-28 16:46:59,567 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 140 transitions. Word has length 53 [2020-10-28 16:46:59,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:46:59,568 INFO L481 AbstractCegarLoop]: Abstraction has 120 states and 140 transitions. [2020-10-28 16:46:59,568 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 16:46:59,569 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 140 transitions. [2020-10-28 16:46:59,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-28 16:46:59,573 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:46:59,573 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:46:59,573 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 16:46:59,574 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 16:46:59,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:46:59,574 INFO L82 PathProgramCache]: Analyzing trace with hash 1034066864, now seen corresponding path program 1 times [2020-10-28 16:46:59,574 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:46:59,575 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [441772484] [2020-10-28 16:46:59,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:46:59,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:59,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:59,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:00,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:00,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:00,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:04,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:04,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-28 16:47:04,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:47:04,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-28 16:47:04,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:04,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:04,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:47:04,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:04,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-28 16:47:04,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:05,105 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:47:05,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:47:05,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:05,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:05,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:05,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:05,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:05,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-28 16:47:05,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:05,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:05,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:05,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:05,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:47:05,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:05,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:47:05,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:05,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:05,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:05,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:05,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:05,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:05,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:05,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:05,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:05,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:05,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:47:05,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:05,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:47:05,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:05,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:05,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:05,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:05,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:05,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:05,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:05,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:05,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:05,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:05,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:47:05,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:05,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:47:05,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:05,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:05,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:05,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:05,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:05,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:05,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:05,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:05,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:05,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:05,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:47:05,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:05,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:47:05,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:05,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:05,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:05,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:05,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:05,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:47:05,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:05,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:05,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:05,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:05,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:47:05,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:05,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:47:05,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:05,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:05,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:05,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:05,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:05,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:47:05,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:05,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:05,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:05,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:05,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:47:05,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:05,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 16:47:05,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:05,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:05,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:05,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:05,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:05,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:47:05,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:05,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:05,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:05,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:05,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:05,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:05,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 16:47:05,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:05,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:05,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:05,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:05,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:05,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:05,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:05,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:05,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:05,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:05,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:05,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:05,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:47:05,284 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [441772484] [2020-10-28 16:47:05,284 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:47:05,284 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 16:47:05,284 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450869745] [2020-10-28 16:47:05,285 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 16:47:05,285 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:47:05,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 16:47:05,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:47:05,286 INFO L87 Difference]: Start difference. First operand 120 states and 140 transitions. Second operand 6 states. [2020-10-28 16:47:05,761 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:47:06,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:47:06,907 INFO L93 Difference]: Finished difference Result 244 states and 307 transitions. [2020-10-28 16:47:06,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-28 16:47:06,908 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2020-10-28 16:47:06,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:47:06,910 INFO L225 Difference]: With dead ends: 244 [2020-10-28 16:47:06,911 INFO L226 Difference]: Without dead ends: 152 [2020-10-28 16:47:06,912 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-28 16:47:06,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2020-10-28 16:47:06,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 120. [2020-10-28 16:47:06,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-10-28 16:47:06,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 139 transitions. [2020-10-28 16:47:06,957 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 139 transitions. Word has length 58 [2020-10-28 16:47:06,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:47:06,957 INFO L481 AbstractCegarLoop]: Abstraction has 120 states and 139 transitions. [2020-10-28 16:47:06,957 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 16:47:06,957 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 139 transitions. [2020-10-28 16:47:06,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-10-28 16:47:06,958 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:47:06,959 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:47:06,959 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 16:47:06,959 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 16:47:06,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:47:06,960 INFO L82 PathProgramCache]: Analyzing trace with hash 1785521943, now seen corresponding path program 1 times [2020-10-28 16:47:06,960 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:47:06,960 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2073649251] [2020-10-28 16:47:06,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:47:06,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:06,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:07,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:07,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:07,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:08,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:08,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:11,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:11,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-28 16:47:11,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 16:47:11,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 16:47:11,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:11,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:11,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:47:11,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 16:47:11,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-28 16:47:11,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:12,468 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:47:12,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:47:12,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:12,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:12,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:12,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:12,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:12,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-28 16:47:12,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:12,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:12,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:12,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:12,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:12,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:12,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:47:12,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:12,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:12,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:12,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:12,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:12,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:12,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:12,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:12,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:12,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:12,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:12,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:12,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:47:12,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:12,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:12,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:12,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:12,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:12,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:12,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:12,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:12,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:12,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:12,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:12,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:12,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:47:12,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:12,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:12,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:12,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:12,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:12,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:12,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:12,555 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:12,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:12,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:12,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:12,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:12,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:47:12,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:12,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:12,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:12,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:12,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:12,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:12,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:12,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:12,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:12,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:12,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:12,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:12,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:47:12,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:12,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:12,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:12,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:12,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:12,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:47:12,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:12,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:12,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:12,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:12,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:47:12,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 16:47:12,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 16:47:12,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:12,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:12,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:12,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 16:47:12,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:12,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:47:12,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:12,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:12,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:12,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:12,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-28 16:47:12,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:12,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:47:12,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:12,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:12,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:12,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:47:12,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:12,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:12,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:12,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:12,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:12,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:12,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:12,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:12,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:47:12,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:12,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:12,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:12,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:12,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:12,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:12,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:12,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:12,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:12,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:12,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:12,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:12,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 16:47:12,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:12,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:12,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:12,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:12,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:12,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 16:47:12,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:12,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:12,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:12,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:12,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:47:12,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:12,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 16:47:12,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:12,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:12,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:12,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:12,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:12,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:47:12,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:12,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:12,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:12,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:12,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:47:12,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:12,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:47:12,647 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2073649251] [2020-10-28 16:47:12,647 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:47:12,647 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 16:47:12,647 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341511878] [2020-10-28 16:47:12,648 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 16:47:12,648 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:47:12,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 16:47:12,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:47:12,649 INFO L87 Difference]: Start difference. First operand 120 states and 139 transitions. Second operand 6 states. [2020-10-28 16:47:13,097 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:47:15,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:47:15,274 INFO L93 Difference]: Finished difference Result 313 states and 432 transitions. [2020-10-28 16:47:15,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 16:47:15,275 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 71 [2020-10-28 16:47:15,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:47:15,280 INFO L225 Difference]: With dead ends: 313 [2020-10-28 16:47:15,280 INFO L226 Difference]: Without dead ends: 309 [2020-10-28 16:47:15,281 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 25 SyntacticMatches, 1 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 16:47:15,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2020-10-28 16:47:15,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 212. [2020-10-28 16:47:15,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2020-10-28 16:47:15,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 252 transitions. [2020-10-28 16:47:15,376 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 252 transitions. Word has length 71 [2020-10-28 16:47:15,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:47:15,377 INFO L481 AbstractCegarLoop]: Abstraction has 212 states and 252 transitions. [2020-10-28 16:47:15,377 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 16:47:15,377 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 252 transitions. [2020-10-28 16:47:15,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2020-10-28 16:47:15,379 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:47:15,379 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:47:15,379 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 16:47:15,380 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 16:47:15,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:47:15,380 INFO L82 PathProgramCache]: Analyzing trace with hash 1602279786, now seen corresponding path program 1 times [2020-10-28 16:47:15,380 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:47:15,381 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [249481045] [2020-10-28 16:47:15,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:47:15,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:15,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:15,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:15,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:15,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:15,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:16,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:16,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:17,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:19,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 167 [2020-10-28 16:47:20,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 16:47:20,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-28 16:47:20,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:47:20,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 66 [2020-10-28 16:47:20,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 16:47:20,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,795 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:47:20,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:47:20,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:20,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 16:47:20,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:20,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:20,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:47:20,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:20,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:20,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:20,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:20,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:47:20,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:20,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:20,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:20,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:20,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:47:20,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:20,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:20,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:20,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:20,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:47:20,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:20,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:20,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:20,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:20,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:47:20,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:20,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:20,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:20,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:20,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:47:20,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 16:47:20,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:47:20,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-28 16:47:20,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:47:20,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 16:47:20,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 16:47:20,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:47:20,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 16:47:20,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:47:20,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 16:47:20,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:20,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 16:47:20,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:47:20,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:47:20,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:20,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:20,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:47:20,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:47:20,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:20,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:20,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:20,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:47:20,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:21,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 16:47:21,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:21,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:21,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:21,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:47:21,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:21,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 16:47:21,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:21,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:21,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:47:21,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 16:47:21,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 16:47:21,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:21,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:47:21,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:21,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:21,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:21,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:21,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:21,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:21,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:21,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:21,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:21,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:21,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:21,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:21,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:47:21,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:21,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:21,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:21,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:21,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:21,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:47:21,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:21,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:21,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:47:21,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:21,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:47:21,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:21,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-28 16:47:21,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:21,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:21,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:21,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 16:47:21,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:21,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:21,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:21,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:21,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:21,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-28 16:47:21,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:21,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:21,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:47:21,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:21,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:21,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:21,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:47:21,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:21,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:21,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:21,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:21,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:21,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:21,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:21,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:21,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:47:21,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:21,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:21,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:21,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:21,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:21,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:21,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:21,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:21,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:21,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:21,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:21,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:21,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-28 16:47:21,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:21,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:21,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:21,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:21,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:21,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:21,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:21,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:21,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:21,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:21,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:21,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:21,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-28 16:47:21,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:21,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:21,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:21,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:21,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:21,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:21,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:21,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:21,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:21,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:21,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:21,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:21,158 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-28 16:47:21,158 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [249481045] [2020-10-28 16:47:21,158 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:47:21,158 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 16:47:21,159 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244089595] [2020-10-28 16:47:21,159 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 16:47:21,159 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:47:21,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 16:47:21,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:47:21,160 INFO L87 Difference]: Start difference. First operand 212 states and 252 transitions. Second operand 11 states. [2020-10-28 16:47:21,713 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:47:22,912 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:47:23,674 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-28 16:47:24,436 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 213 [2020-10-28 16:47:24,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:47:24,615 INFO L93 Difference]: Finished difference Result 297 states and 378 transitions. [2020-10-28 16:47:24,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 16:47:24,615 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 115 [2020-10-28 16:47:24,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:47:24,616 INFO L225 Difference]: With dead ends: 297 [2020-10-28 16:47:24,617 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 16:47:24,619 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=96, Invalid=246, Unknown=0, NotChecked=0, Total=342 [2020-10-28 16:47:24,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 16:47:24,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 16:47:24,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 16:47:24,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 16:47:24,620 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 115 [2020-10-28 16:47:24,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:47:24,620 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 16:47:24,620 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 16:47:24,620 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 16:47:24,620 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 16:47:24,621 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 16:47:24,623 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 16:47:25,066 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 221 [2020-10-28 16:47:25,209 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-10-28 16:47:25,362 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-10-28 16:47:25,494 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 220 [2020-10-28 16:47:27,180 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 16 [2020-10-28 16:47:27,484 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:47:27,789 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:47:28,104 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:47:28,418 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:47:28,877 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 16 [2020-10-28 16:47:29,313 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 16 [2020-10-28 16:47:29,671 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:47:29,970 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 22 [2020-10-28 16:47:30,265 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 22 [2020-10-28 16:47:30,590 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 17 [2020-10-28 16:47:30,912 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:47:31,202 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 16 [2020-10-28 16:47:31,488 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 17 [2020-10-28 16:47:31,790 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:47:32,075 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 16 [2020-10-28 16:47:32,365 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 16 [2020-10-28 16:47:32,767 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:47:33,089 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:47:33,374 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 16 [2020-10-28 16:47:33,659 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 16 [2020-10-28 16:47:33,950 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 22 [2020-10-28 16:47:34,251 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:47:34,581 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 16 [2020-10-28 16:47:34,585 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 16:47:34,586 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 16:47:34,586 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 16:47:34,586 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 16:47:34,586 INFO L274 CegarLoopResult]: For program point L125(lines 125 129) no Hoare annotation was computed. [2020-10-28 16:47:34,586 INFO L274 CegarLoopResult]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2020-10-28 16:47:34,586 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-28 16:47:34,587 INFO L274 CegarLoopResult]: For program point L119-2(lines 119 140) no Hoare annotation was computed. [2020-10-28 16:47:34,587 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 94 149) no Hoare annotation was computed. [2020-10-28 16:47:34,587 INFO L274 CegarLoopResult]: For program point L141(lines 118 142) no Hoare annotation was computed. [2020-10-28 16:47:34,587 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 94 149) no Hoare annotation was computed. [2020-10-28 16:47:34,587 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 94 149) no Hoare annotation was computed. [2020-10-28 16:47:34,587 INFO L274 CegarLoopResult]: For program point L182(lines 182 186) no Hoare annotation was computed. [2020-10-28 16:47:34,587 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 150 209) no Hoare annotation was computed. [2020-10-28 16:47:34,588 INFO L274 CegarLoopResult]: For program point L182-1(lines 182 186) no Hoare annotation was computed. [2020-10-28 16:47:34,588 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-28 16:47:34,588 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 150 209) no Hoare annotation was computed. [2020-10-28 16:47:34,588 INFO L274 CegarLoopResult]: For program point L176-2(lines 176 201) no Hoare annotation was computed. [2020-10-28 16:47:34,588 INFO L274 CegarLoopResult]: For program point L202(lines 175 203) no Hoare annotation was computed. [2020-10-28 16:47:34,588 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 150 209) no Hoare annotation was computed. [2020-10-28 16:47:34,588 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-28 16:47:34,588 INFO L274 CegarLoopResult]: For program point L195-1(line 195) no Hoare annotation was computed. [2020-10-28 16:47:34,588 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 429 435) the Hoare annotation is: true [2020-10-28 16:47:34,589 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 429 435) no Hoare annotation was computed. [2020-10-28 16:47:34,589 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 436 444) no Hoare annotation was computed. [2020-10-28 16:47:34,589 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 436 444) the Hoare annotation is: true [2020-10-28 16:47:34,589 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 436 444) no Hoare annotation was computed. [2020-10-28 16:47:34,589 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 525 547) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,589 INFO L270 CegarLoopResult]: At program point L537(line 537) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,589 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 525 547) no Hoare annotation was computed. [2020-10-28 16:47:34,589 INFO L270 CegarLoopResult]: At program point L537-1(line 537) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,590 INFO L274 CegarLoopResult]: For program point L535(lines 535 542) no Hoare annotation was computed. [2020-10-28 16:47:34,590 INFO L274 CegarLoopResult]: For program point L535-1(lines 535 542) no Hoare annotation was computed. [2020-10-28 16:47:34,590 INFO L274 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-10-28 16:47:34,590 INFO L270 CegarLoopResult]: At program point L532(line 532) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,590 INFO L270 CegarLoopResult]: At program point L531(line 531) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,590 INFO L270 CegarLoopResult]: At program point L531-1(line 531) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,590 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 525 547) no Hoare annotation was computed. [2020-10-28 16:47:34,590 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 481 504) no Hoare annotation was computed. [2020-10-28 16:47:34,591 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 481 504) no Hoare annotation was computed. [2020-10-28 16:47:34,591 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 481 504) no Hoare annotation was computed. [2020-10-28 16:47:34,591 INFO L274 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-10-28 16:47:34,591 INFO L274 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-10-28 16:47:34,591 INFO L274 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-10-28 16:47:34,591 INFO L274 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-10-28 16:47:34,591 INFO L274 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-10-28 16:47:34,591 INFO L274 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2020-10-28 16:47:34,591 INFO L274 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-10-28 16:47:34,591 INFO L274 CegarLoopResult]: For program point L492(line 492) no Hoare annotation was computed. [2020-10-28 16:47:34,591 INFO L274 CegarLoopResult]: For program point L491(line 491) no Hoare annotation was computed. [2020-10-28 16:47:34,591 INFO L274 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-10-28 16:47:34,591 INFO L274 CegarLoopResult]: For program point L489(line 489) no Hoare annotation was computed. [2020-10-28 16:47:34,591 INFO L274 CegarLoopResult]: For program point L488(line 488) no Hoare annotation was computed. [2020-10-28 16:47:34,591 INFO L274 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-10-28 16:47:34,591 INFO L274 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-10-28 16:47:34,592 INFO L270 CegarLoopResult]: At program point L769(line 769) the Hoare annotation is: (or (not (<= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 0 ~methAndRunningLastTime~0))) [2020-10-28 16:47:34,592 INFO L274 CegarLoopResult]: For program point L769-1(lines 750 774) no Hoare annotation was computed. [2020-10-28 16:47:34,592 INFO L270 CegarLoopResult]: At program point L764(line 764) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (<= 0 ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= ~methAndRunningLastTime~0 0))) [2020-10-28 16:47:34,592 INFO L270 CegarLoopResult]: At program point L760(line 760) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (<= 0 ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= ~methAndRunningLastTime~0 0))) [2020-10-28 16:47:34,592 INFO L274 CegarLoopResult]: For program point L758(lines 758 766) no Hoare annotation was computed. [2020-10-28 16:47:34,592 INFO L270 CegarLoopResult]: At program point L756(line 756) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (<= 0 ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= ~methAndRunningLastTime~0 0))) [2020-10-28 16:47:34,592 INFO L274 CegarLoopResult]: For program point L756-1(line 756) no Hoare annotation was computed. [2020-10-28 16:47:34,592 INFO L274 CegarLoopResult]: For program point L754(lines 754 771) no Hoare annotation was computed. [2020-10-28 16:47:34,592 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 750 774) the Hoare annotation is: (or (not (<= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 0 ~methAndRunningLastTime~0))) [2020-10-28 16:47:34,592 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 750 774) no Hoare annotation was computed. [2020-10-28 16:47:34,592 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 845 853) no Hoare annotation was computed. [2020-10-28 16:47:34,592 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 845 853) the Hoare annotation is: true [2020-10-28 16:47:34,592 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 845 853) no Hoare annotation was computed. [2020-10-28 16:47:34,593 INFO L277 CegarLoopResult]: At program point L897(line 897) the Hoare annotation is: true [2020-10-28 16:47:34,593 INFO L274 CegarLoopResult]: For program point L899-2(lines 899 903) no Hoare annotation was computed. [2020-10-28 16:47:34,593 INFO L274 CegarLoopResult]: For program point L897-1(line 897) no Hoare annotation was computed. [2020-10-28 16:47:34,593 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 890 908) the Hoare annotation is: true [2020-10-28 16:47:34,593 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 890 908) no Hoare annotation was computed. [2020-10-28 16:47:34,593 INFO L274 CegarLoopResult]: For program point L899(lines 899 903) no Hoare annotation was computed. [2020-10-28 16:47:34,593 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 890 908) no Hoare annotation was computed. [2020-10-28 16:47:34,593 INFO L274 CegarLoopResult]: For program point L861(lines 861 869) no Hoare annotation was computed. [2020-10-28 16:47:34,593 INFO L274 CegarLoopResult]: For program point L861-2(lines 861 869) no Hoare annotation was computed. [2020-10-28 16:47:34,593 INFO L274 CegarLoopResult]: For program point L884(line 884) no Hoare annotation was computed. [2020-10-28 16:47:34,593 INFO L274 CegarLoopResult]: For program point L884-1(line 884) no Hoare annotation was computed. [2020-10-28 16:47:34,593 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 854 889) no Hoare annotation was computed. [2020-10-28 16:47:34,593 INFO L274 CegarLoopResult]: For program point L873(lines 873 881) no Hoare annotation was computed. [2020-10-28 16:47:34,593 INFO L274 CegarLoopResult]: For program point L873-2(lines 873 881) no Hoare annotation was computed. [2020-10-28 16:47:34,593 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 854 889) no Hoare annotation was computed. [2020-10-28 16:47:34,594 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 854 889) no Hoare annotation was computed. [2020-10-28 16:47:34,594 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 422 428) no Hoare annotation was computed. [2020-10-28 16:47:34,594 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 422 428) the Hoare annotation is: true [2020-10-28 16:47:34,594 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 48 93) no Hoare annotation was computed. [2020-10-28 16:47:34,594 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 48 93) no Hoare annotation was computed. [2020-10-28 16:47:34,594 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 48 93) no Hoare annotation was computed. [2020-10-28 16:47:34,594 INFO L274 CegarLoopResult]: For program point L385(lines 385 386) no Hoare annotation was computed. [2020-10-28 16:47:34,594 INFO L274 CegarLoopResult]: For program point L381(lines 381 388) no Hoare annotation was computed. [2020-10-28 16:47:34,594 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 361 406) no Hoare annotation was computed. [2020-10-28 16:47:34,594 INFO L274 CegarLoopResult]: For program point L375(lines 375 395) no Hoare annotation was computed. [2020-10-28 16:47:34,594 INFO L274 CegarLoopResult]: For program point L375-1(lines 375 395) no Hoare annotation was computed. [2020-10-28 16:47:34,594 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 385 386) no Hoare annotation was computed. [2020-10-28 16:47:34,595 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 392 393) no Hoare annotation was computed. [2020-10-28 16:47:34,595 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 361 406) no Hoare annotation was computed. [2020-10-28 16:47:34,595 INFO L274 CegarLoopResult]: For program point L392(lines 392 393) no Hoare annotation was computed. [2020-10-28 16:47:34,595 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 361 406) no Hoare annotation was computed. [2020-10-28 16:47:34,595 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 514 524) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,595 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 514 524) no Hoare annotation was computed. [2020-10-28 16:47:34,595 INFO L270 CegarLoopResult]: At program point L519(line 519) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,595 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 514 524) no Hoare annotation was computed. [2020-10-28 16:47:34,595 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 834 844) the Hoare annotation is: true [2020-10-28 16:47:34,595 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 834 844) no Hoare annotation was computed. [2020-10-28 16:47:34,595 INFO L277 CegarLoopResult]: At program point L839(line 839) the Hoare annotation is: true [2020-10-28 16:47:34,595 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 834 844) no Hoare annotation was computed. [2020-10-28 16:47:34,596 INFO L274 CegarLoopResult]: For program point L839-1(line 839) no Hoare annotation was computed. [2020-10-28 16:47:34,596 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 826 833) the Hoare annotation is: true [2020-10-28 16:47:34,596 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 826 833) no Hoare annotation was computed. [2020-10-28 16:47:34,596 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 826 833) no Hoare annotation was computed. [2020-10-28 16:47:34,596 INFO L270 CegarLoopResult]: At program point L795(line 795) the Hoare annotation is: (or (not (<= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 0 ~methAndRunningLastTime~0))) [2020-10-28 16:47:34,596 INFO L274 CegarLoopResult]: For program point L795-1(lines 776 800) no Hoare annotation was computed. [2020-10-28 16:47:34,596 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 776 800) no Hoare annotation was computed. [2020-10-28 16:47:34,596 INFO L270 CegarLoopResult]: At program point L790(line 790) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (<= 0 ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= ~methAndRunningLastTime~0 0))) [2020-10-28 16:47:34,596 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 776 800) the Hoare annotation is: (or (not (<= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 0 ~methAndRunningLastTime~0))) [2020-10-28 16:47:34,596 INFO L270 CegarLoopResult]: At program point L786(line 786) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (<= 0 ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= ~methAndRunningLastTime~0 0))) [2020-10-28 16:47:34,596 INFO L274 CegarLoopResult]: For program point L784(lines 784 792) no Hoare annotation was computed. [2020-10-28 16:47:34,597 INFO L270 CegarLoopResult]: At program point L782(line 782) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (<= 0 ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= ~methAndRunningLastTime~0 0))) [2020-10-28 16:47:34,597 INFO L274 CegarLoopResult]: For program point L782-1(line 782) no Hoare annotation was computed. [2020-10-28 16:47:34,597 INFO L274 CegarLoopResult]: For program point L780(lines 780 797) no Hoare annotation was computed. [2020-10-28 16:47:34,597 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 742 748) no Hoare annotation was computed. [2020-10-28 16:47:34,597 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 742 748) the Hoare annotation is: true [2020-10-28 16:47:34,597 INFO L270 CegarLoopResult]: At program point testENTRY(lines 644 709) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,597 INFO L270 CegarLoopResult]: At program point L702(lines 653 703) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,597 INFO L274 CegarLoopResult]: For program point testFINAL(lines 644 709) no Hoare annotation was computed. [2020-10-28 16:47:34,597 INFO L274 CegarLoopResult]: For program point L692(lines 692 696) no Hoare annotation was computed. [2020-10-28 16:47:34,597 INFO L270 CegarLoopResult]: At program point L692-2(lines 684 697) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~methAndRunningLastTime~0) (= 1 ~systemActive~0) (<= ~methAndRunningLastTime~0 0) (= ~pumpRunning~0 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,597 INFO L274 CegarLoopResult]: For program point L655(lines 654 701) no Hoare annotation was computed. [2020-10-28 16:47:34,597 INFO L270 CegarLoopResult]: At program point L686(line 686) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~methAndRunningLastTime~0) (= 1 ~systemActive~0) (<= ~methAndRunningLastTime~0 0) (= ~pumpRunning~0 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,598 INFO L274 CegarLoopResult]: For program point L684(lines 684 697) no Hoare annotation was computed. [2020-10-28 16:47:34,598 INFO L270 CegarLoopResult]: At program point L676(line 676) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~methAndRunningLastTime~0) (= 1 ~systemActive~0) (<= ~methAndRunningLastTime~0 0) (= ~pumpRunning~0 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,598 INFO L274 CegarLoopResult]: For program point L674(lines 674 680) no Hoare annotation was computed. [2020-10-28 16:47:34,598 INFO L274 CegarLoopResult]: For program point L674-1(lines 674 680) no Hoare annotation was computed. [2020-10-28 16:47:34,598 INFO L270 CegarLoopResult]: At program point L699(lines 654 701) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~methAndRunningLastTime~0) (= 1 ~systemActive~0) (<= ~methAndRunningLastTime~0 0) (= ~pumpRunning~0 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,598 INFO L270 CegarLoopResult]: At program point L666(line 666) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~methAndRunningLastTime~0) (= 1 ~systemActive~0) (<= ~methAndRunningLastTime~0 0) (= ~pumpRunning~0 0)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,598 INFO L274 CegarLoopResult]: For program point L664(lines 664 670) no Hoare annotation was computed. [2020-10-28 16:47:34,598 INFO L274 CegarLoopResult]: For program point L664-1(lines 664 670) no Hoare annotation was computed. [2020-10-28 16:47:34,599 INFO L274 CegarLoopResult]: For program point L656(lines 656 660) no Hoare annotation was computed. [2020-10-28 16:47:34,599 INFO L274 CegarLoopResult]: For program point testEXIT(lines 644 709) no Hoare annotation was computed. [2020-10-28 16:47:34,599 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 339 340) no Hoare annotation was computed. [2020-10-28 16:47:34,599 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 346 347) no Hoare annotation was computed. [2020-10-28 16:47:34,599 INFO L274 CegarLoopResult]: For program point L346(lines 346 347) no Hoare annotation was computed. [2020-10-28 16:47:34,599 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 315 360) no Hoare annotation was computed. [2020-10-28 16:47:34,599 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 315 360) no Hoare annotation was computed. [2020-10-28 16:47:34,599 INFO L274 CegarLoopResult]: For program point L339(lines 339 340) no Hoare annotation was computed. [2020-10-28 16:47:34,599 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 315 360) no Hoare annotation was computed. [2020-10-28 16:47:34,600 INFO L274 CegarLoopResult]: For program point L335(lines 335 342) no Hoare annotation was computed. [2020-10-28 16:47:34,600 INFO L274 CegarLoopResult]: For program point L329(lines 329 349) no Hoare annotation was computed. [2020-10-28 16:47:34,600 INFO L274 CegarLoopResult]: For program point L329-1(lines 329 349) no Hoare annotation was computed. [2020-10-28 16:47:34,600 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 801 808) no Hoare annotation was computed. [2020-10-28 16:47:34,600 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 801 808) no Hoare annotation was computed. [2020-10-28 16:47:34,600 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 801 808) no Hoare annotation was computed. [2020-10-28 16:47:34,600 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 633 641) no Hoare annotation was computed. [2020-10-28 16:47:34,600 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 633 641) the Hoare annotation is: true [2020-10-28 16:47:34,600 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 633 641) no Hoare annotation was computed. [2020-10-28 16:47:34,601 INFO L270 CegarLoopResult]: At program point L951(line 951) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (= ~pumpRunning~0 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,601 INFO L274 CegarLoopResult]: For program point L949(lines 949 955) no Hoare annotation was computed. [2020-10-28 16:47:34,601 INFO L274 CegarLoopResult]: For program point L948(lines 948 958) no Hoare annotation was computed. [2020-10-28 16:47:34,601 INFO L270 CegarLoopResult]: At program point L946(line 946) the Hoare annotation is: (or (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,601 INFO L274 CegarLoopResult]: For program point L946-1(line 946) no Hoare annotation was computed. [2020-10-28 16:47:34,601 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 936 964) the Hoare annotation is: (or (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,601 INFO L274 CegarLoopResult]: For program point L944(lines 944 961) no Hoare annotation was computed. [2020-10-28 16:47:34,601 INFO L274 CegarLoopResult]: For program point L944-1(lines 936 964) no Hoare annotation was computed. [2020-10-28 16:47:34,601 INFO L270 CegarLoopResult]: At program point L942(line 942) the Hoare annotation is: (or (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,602 INFO L274 CegarLoopResult]: For program point L942-1(line 942) no Hoare annotation was computed. [2020-10-28 16:47:34,602 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 936 964) no Hoare annotation was computed. [2020-10-28 16:47:34,602 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 928 935) the Hoare annotation is: (or (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,602 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 928 935) no Hoare annotation was computed. [2020-10-28 16:47:34,602 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 928 935) no Hoare annotation was computed. [2020-10-28 16:47:34,602 INFO L274 CegarLoopResult]: For program point L609(lines 609 617) no Hoare annotation was computed. [2020-10-28 16:47:34,602 INFO L274 CegarLoopResult]: For program point L609-2(lines 609 617) no Hoare annotation was computed. [2020-10-28 16:47:34,602 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 601 623) no Hoare annotation was computed. [2020-10-28 16:47:34,603 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 601 623) no Hoare annotation was computed. [2020-10-28 16:47:34,603 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 601 623) no Hoare annotation was computed. [2020-10-28 16:47:34,603 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 212 314) no Hoare annotation was computed. [2020-10-28 16:47:34,603 INFO L274 CegarLoopResult]: For program point L277(line 277) no Hoare annotation was computed. [2020-10-28 16:47:34,603 INFO L274 CegarLoopResult]: For program point L277-1(line 277) no Hoare annotation was computed. [2020-10-28 16:47:34,603 INFO L274 CegarLoopResult]: For program point L236(lines 236 240) no Hoare annotation was computed. [2020-10-28 16:47:34,603 INFO L274 CegarLoopResult]: For program point L300(lines 300 311) no Hoare annotation was computed. [2020-10-28 16:47:34,603 INFO L274 CegarLoopResult]: For program point L263(lines 263 267) no Hoare annotation was computed. [2020-10-28 16:47:34,603 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 212 314) no Hoare annotation was computed. [2020-10-28 16:47:34,604 INFO L274 CegarLoopResult]: For program point L261-2(lines 261 281) no Hoare annotation was computed. [2020-10-28 16:47:34,604 INFO L274 CegarLoopResult]: For program point L282(lines 260 283) no Hoare annotation was computed. [2020-10-28 16:47:34,604 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 212 314) no Hoare annotation was computed. [2020-10-28 16:47:34,604 INFO L274 CegarLoopResult]: For program point L241(lines 241 257) no Hoare annotation was computed. [2020-10-28 16:47:34,604 INFO L274 CegarLoopResult]: For program point L301(lines 301 308) no Hoare annotation was computed. [2020-10-28 16:47:34,604 INFO L274 CegarLoopResult]: For program point L262(lines 261 281) no Hoare annotation was computed. [2020-10-28 16:47:34,604 INFO L274 CegarLoopResult]: For program point L293(line 293) no Hoare annotation was computed. [2020-10-28 16:47:34,604 INFO L274 CegarLoopResult]: For program point L293-1(line 293) no Hoare annotation was computed. [2020-10-28 16:47:34,604 INFO L274 CegarLoopResult]: For program point L258(lines 258 299) no Hoare annotation was computed. [2020-10-28 16:47:34,604 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 412 421) no Hoare annotation was computed. [2020-10-28 16:47:34,605 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 412 421) no Hoare annotation was computed. [2020-10-28 16:47:34,605 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 412 421) no Hoare annotation was computed. [2020-10-28 16:47:34,605 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:47:34,605 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~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string28.base| |old(#t~string28.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~string25.base| |old(#t~string25.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#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~string25.offset| |old(#t~string25.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~string34.base| |old(#t~string34.base)|) (= |#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~string45.base| |old(#t~string45.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#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~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 16:47:34,605 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:47:34,605 INFO L274 CegarLoopResult]: For program point L816(lines 816 822) no Hoare annotation was computed. [2020-10-28 16:47:34,606 INFO L274 CegarLoopResult]: For program point L814(line 814) no Hoare annotation was computed. [2020-10-28 16:47:34,606 INFO L274 CegarLoopResult]: For program point L814-1(line 814) no Hoare annotation was computed. [2020-10-28 16:47:34,606 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 809 825) no Hoare annotation was computed. [2020-10-28 16:47:34,606 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 809 825) no Hoare annotation was computed. [2020-10-28 16:47:34,606 INFO L274 CegarLoopResult]: For program point L820(line 820) no Hoare annotation was computed. [2020-10-28 16:47:34,606 INFO L274 CegarLoopResult]: For program point L820-1(lines 809 825) no Hoare annotation was computed. [2020-10-28 16:47:34,606 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 624 632) no Hoare annotation was computed. [2020-10-28 16:47:34,606 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 624 632) no Hoare annotation was computed. [2020-10-28 16:47:34,606 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 624 632) no Hoare annotation was computed. [2020-10-28 16:47:34,606 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:47:34,607 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 16:47:34,607 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:47:34,607 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 580 591) the Hoare annotation is: (or (not (<= ~methAndRunningLastTime~0 0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (<= 0 ~methAndRunningLastTime~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-28 16:47:34,607 INFO L274 CegarLoopResult]: For program point L584-1(lines 580 591) no Hoare annotation was computed. [2020-10-28 16:47:34,607 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 580 591) no Hoare annotation was computed. [2020-10-28 16:47:34,607 INFO L270 CegarLoopResult]: At program point L731(line 731) the Hoare annotation is: (or (not (<= 0 |old(~methAndRunningLastTime~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,607 INFO L270 CegarLoopResult]: At program point L729(lines 729 735) the Hoare annotation is: (or (not (<= 0 |old(~methAndRunningLastTime~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,607 INFO L270 CegarLoopResult]: At program point L724(line 724) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (<= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,608 INFO L274 CegarLoopResult]: For program point L722(lines 721 740) no Hoare annotation was computed. [2020-10-28 16:47:34,608 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 718 741) the Hoare annotation is: (or (not (<= 0 |old(~methAndRunningLastTime~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,608 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 718 741) no Hoare annotation was computed. [2020-10-28 16:47:34,608 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 718 741) no Hoare annotation was computed. [2020-10-28 16:47:34,608 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 448 477) no Hoare annotation was computed. [2020-10-28 16:47:34,608 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 448 477) the Hoare annotation is: true [2020-10-28 16:47:34,608 INFO L277 CegarLoopResult]: At program point L473(lines 448 477) the Hoare annotation is: true [2020-10-28 16:47:34,608 INFO L274 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-10-28 16:47:34,608 INFO L274 CegarLoopResult]: For program point L462(lines 462 466) no Hoare annotation was computed. [2020-10-28 16:47:34,609 INFO L277 CegarLoopResult]: At program point L462-1(lines 462 466) the Hoare annotation is: true [2020-10-28 16:47:34,609 INFO L274 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-10-28 16:47:34,609 INFO L277 CegarLoopResult]: At program point L458-2(lines 458 472) the Hoare annotation is: true [2020-10-28 16:47:34,609 INFO L277 CegarLoopResult]: At program point L454(line 454) the Hoare annotation is: true [2020-10-28 16:47:34,609 INFO L274 CegarLoopResult]: For program point L454-1(line 454) no Hoare annotation was computed. [2020-10-28 16:47:34,609 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 592 600) the Hoare annotation is: true [2020-10-28 16:47:34,609 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 592 600) no Hoare annotation was computed. [2020-10-28 16:47:34,609 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 592 600) no Hoare annotation was computed. [2020-10-28 16:47:34,609 INFO L274 CegarLoopResult]: For program point L560-1(lines 556 567) no Hoare annotation was computed. [2020-10-28 16:47:34,609 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 556 567) the Hoare annotation is: true [2020-10-28 16:47:34,610 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 556 567) no Hoare annotation was computed. [2020-10-28 16:47:34,610 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 505 511) no Hoare annotation was computed. [2020-10-28 16:47:34,610 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 505 511) the Hoare annotation is: true [2020-10-28 16:47:34,610 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:47:34,610 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 0 ~methAndRunningLastTime~0) (<= ~methAndRunningLastTime~0 0) (= ~pumpRunning~0 0)) [2020-10-28 16:47:34,610 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 16:47:34,610 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:47:34,610 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 909 916) no Hoare annotation was computed. [2020-10-28 16:47:34,610 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 909 916) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= ~methAndRunningLastTime~0 0)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0) (not (<= 0 ~methAndRunningLastTime~0))) [2020-10-28 16:47:34,611 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 909 916) no Hoare annotation was computed. [2020-10-28 16:47:34,611 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 568 579) no Hoare annotation was computed. [2020-10-28 16:47:34,611 INFO L274 CegarLoopResult]: For program point L572-1(lines 568 579) no Hoare annotation was computed. [2020-10-28 16:47:34,611 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 568 579) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= ~methAndRunningLastTime~0 0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (<= 0 ~methAndRunningLastTime~0))) [2020-10-28 16:47:34,611 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 918 925) no Hoare annotation was computed. [2020-10-28 16:47:34,611 INFO L274 CegarLoopResult]: For program point L922(line 922) no Hoare annotation was computed. [2020-10-28 16:47:34,611 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 918 925) the Hoare annotation is: true [2020-10-28 16:47:34,611 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 918 925) no Hoare annotation was computed. [2020-10-28 16:47:34,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 04:47:34 BoogieIcfgContainer [2020-10-28 16:47:34,628 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 16:47:34,630 INFO L168 Benchmark]: Toolchain (without parser) took 51930.27 ms. Allocated memory was 151.0 MB in the beginning and 694.2 MB in the end (delta: 543.2 MB). Free memory was 124.3 MB in the beginning and 600.9 MB in the end (delta: -476.6 MB). Peak memory consumption was 415.4 MB. Max. memory is 8.0 GB. [2020-10-28 16:47:34,631 INFO L168 Benchmark]: CDTParser took 0.60 ms. Allocated memory is still 151.0 MB. Free memory is still 123.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 16:47:34,632 INFO L168 Benchmark]: CACSL2BoogieTranslator took 641.69 ms. Allocated memory is still 151.0 MB. Free memory was 123.7 MB in the beginning and 102.5 MB in the end (delta: 21.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-28 16:47:34,632 INFO L168 Benchmark]: Boogie Preprocessor took 104.65 ms. Allocated memory is still 151.0 MB. Free memory was 102.3 MB in the beginning and 98.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-28 16:47:34,633 INFO L168 Benchmark]: RCFGBuilder took 1480.63 ms. Allocated memory was 151.0 MB in the beginning and 181.4 MB in the end (delta: 30.4 MB). Free memory was 98.4 MB in the beginning and 157.4 MB in the end (delta: -59.0 MB). Peak memory consumption was 53.6 MB. Max. memory is 8.0 GB. [2020-10-28 16:47:34,634 INFO L168 Benchmark]: TraceAbstraction took 49685.78 ms. Allocated memory was 181.4 MB in the beginning and 694.2 MB in the end (delta: 512.8 MB). Free memory was 156.9 MB in the beginning and 600.9 MB in the end (delta: -444.0 MB). Peak memory consumption was 417.4 MB. Max. memory is 8.0 GB. [2020-10-28 16:47:34,638 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 ms. Allocated memory is still 151.0 MB. Free memory is still 123.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 641.69 ms. Allocated memory is still 151.0 MB. Free memory was 123.7 MB in the beginning and 102.5 MB in the end (delta: 21.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 104.65 ms. Allocated memory is still 151.0 MB. Free memory was 102.3 MB in the beginning and 98.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1480.63 ms. Allocated memory was 151.0 MB in the beginning and 181.4 MB in the end (delta: 30.4 MB). Free memory was 98.4 MB in the beginning and 157.4 MB in the end (delta: -59.0 MB). Peak memory consumption was 53.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 49685.78 ms. Allocated memory was 181.4 MB in the beginning and 694.2 MB in the end (delta: 512.8 MB). Free memory was 156.9 MB in the beginning and 600.9 MB in the end (delta: -444.0 MB). Peak memory consumption was 417.4 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: 346]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 339]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 385]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 392]: 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: 653]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(0 <= \old(methAndRunningLastTime))) || !(\old(pumpRunning) == 0)) || !(\old(methAndRunningLastTime) <= 0) - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 654]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || ((((splverifierCounter <= 0 && 0 <= methAndRunningLastTime) && 1 == systemActive) && methAndRunningLastTime <= 0) && pumpRunning == 0)) || !(0 <= \old(methAndRunningLastTime))) || !(\old(pumpRunning) == 0)) || !(\old(methAndRunningLastTime) <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 252 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 39.6s, OverallIterations: 5, TraceHistogramMax: 2, AutomataDifference: 10.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 511 SDtfs, 1210 SDslu, 277 SDs, 0 SdLazy, 1169 SolverSat, 957 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 155 GetRequests, 114 SyntacticMatches, 2 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 5.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=212occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 194 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 289 PreInvPairs, 313 NumberOfFragments, 1156 HoareAnnotationTreeSize, 289 FomulaSimplifications, 95585 FormulaSimplificationTreeSizeReduction, 2.2s HoareSimplificationTime, 61 FomulaSimplificationsInter, 7844 FormulaSimplificationTreeSizeReductionInter, 7.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 27.9s InterpolantComputationTime, 349 NumberOfCodeBlocks, 349 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 344 ConstructedInterpolants, 0 QuantifiedInterpolants, 119609 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 33/40 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...