/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_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:45:21,835 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:45:21,838 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:45:21,877 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:45:21,878 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:45:21,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:45:21,881 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:45:21,883 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:45:21,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:45:21,887 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:45:21,888 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:45:21,889 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:45:21,890 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:45:21,891 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:45:21,893 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:45:21,894 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:45:21,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:45:21,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:45:21,898 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:45:21,901 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:45:21,903 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:45:21,904 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:45:21,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:45:21,921 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:45:21,924 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:45:21,924 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:45:21,925 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:45:21,926 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:45:21,926 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:45:21,928 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:45:21,928 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:45:21,929 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:45:21,930 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:45:21,930 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:45:21,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:45:21,932 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:45:21,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:45:21,933 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:45:21,933 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:45:21,934 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:45:21,935 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:45:21,936 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 16:45:21,970 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:45:21,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:45:21,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:45:21,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:45:21,973 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:45:21,973 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:45:21,973 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:45:21,973 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:45:21,973 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:45:21,974 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:45:21,974 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:45:21,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:45:21,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:45:21,974 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:45:21,975 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:45:21,975 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:45:21,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:45:21,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:45:21,975 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:45:21,976 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:45:21,976 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:45:21,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:45:21,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:45:21,976 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:45:21,976 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:45:21,977 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:45:21,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:45:21,977 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:45:21,977 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:45:21,977 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:45:22,349 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:45:22,373 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:45:22,376 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:45:22,378 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:45:22,379 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:45:22,380 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product13.cil.c [2020-10-28 16:45:22,465 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fc6cece0a/1f4b4643704a4a71aafbd261416cd9f3/FLAG8f6cbc020 [2020-10-28 16:45:23,217 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:45:23,218 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product13.cil.c [2020-10-28 16:45:23,239 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fc6cece0a/1f4b4643704a4a71aafbd261416cd9f3/FLAG8f6cbc020 [2020-10-28 16:45:23,495 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fc6cece0a/1f4b4643704a4a71aafbd261416cd9f3 [2020-10-28 16:45:23,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:45:23,507 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:45:23,509 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:45:23,509 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:45:23,513 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:45:23,514 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:45:23" (1/1) ... [2020-10-28 16:45:23,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44d2460a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:45:23, skipping insertion in model container [2020-10-28 16:45:23,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:45:23" (1/1) ... [2020-10-28 16:45:23,526 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:45:23,570 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:45:23,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:45:23,939 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:45:24,019 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:45:24,062 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:45:24,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:45:24 WrapperNode [2020-10-28 16:45:24,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:45:24,064 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:45:24,064 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:45:24,064 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:45:24,077 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:45:24" (1/1) ... [2020-10-28 16:45:24,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:45:24" (1/1) ... [2020-10-28 16:45:24,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:45:24" (1/1) ... [2020-10-28 16:45:24,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:45:24" (1/1) ... [2020-10-28 16:45:24,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:45:24" (1/1) ... [2020-10-28 16:45:24,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:45:24" (1/1) ... [2020-10-28 16:45:24,149 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:45:24" (1/1) ... [2020-10-28 16:45:24,158 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:45:24,159 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:45:24,159 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:45:24,159 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:45:24,160 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:45:24" (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 16:45:24,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:45:24,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:45:24,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:45:24,239 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:45:24,239 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:45:24,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:45:24,240 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:45:24,240 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 16:45:24,240 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:45:24,240 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-28 16:45:24,240 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:45:24,240 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:45:24,241 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:45:24,241 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:45:24,241 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:45:24,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:45:24,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:45:24,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:45:24,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:45:24,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:45:24,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:45:24,258 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:45:24,259 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:45:24,259 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:45:24,262 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:45:24,262 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:45:24,262 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:45:24,262 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:45:24,262 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:45:24,262 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:45:24,262 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:45:24,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:45:24,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:45:24,263 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:45:24,263 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:45:24,263 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:45:24,263 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:45:24,263 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:45:24,264 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:45:24,264 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:45:24,264 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:45:24,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:45:24,265 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:45:24,265 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:45:24,265 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:45:24,265 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:45:24,265 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:45:24,266 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:45:24,266 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:45:24,266 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:45:24,266 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:45:24,266 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:45:24,267 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:45:24,267 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:45:24,267 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:45:24,268 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:45:24,268 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:45:24,268 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:45:24,268 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:45:24,268 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 16:45:24,269 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:45:24,269 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-28 16:45:24,269 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:45:24,269 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:45:24,269 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:45:24,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:45:24,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:45:24,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:45:24,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:45:24,270 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:45:24,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:45:24,270 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:45:24,272 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:45:24,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:45:24,273 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:45:24,274 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:45:24,275 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:45:24,275 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:45:24,275 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:45:24,275 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:45:24,275 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:45:24,276 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:45:24,277 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:45:24,277 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:45:24,278 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:45:24,278 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:45:24,278 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:45:24,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:45:24,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:45:24,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:45:25,665 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:45:25,665 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 16:45:25,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:45:25 BoogieIcfgContainer [2020-10-28 16:45:25,668 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:45:25,670 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:45:25,670 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:45:25,674 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:45:25,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:45:23" (1/3) ... [2020-10-28 16:45:25,675 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47905de1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:45:25, skipping insertion in model container [2020-10-28 16:45:25,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:45:24" (2/3) ... [2020-10-28 16:45:25,676 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47905de1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:45:25, skipping insertion in model container [2020-10-28 16:45:25,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:45:25" (3/3) ... [2020-10-28 16:45:25,678 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product13.cil.c [2020-10-28 16:45:25,711 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:45:25,718 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:45:25,734 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:45:25,767 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:45:25,767 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:45:25,767 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:45:25,768 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:45:25,768 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:45:25,768 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:45:25,768 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:45:25,768 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:45:25,794 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2020-10-28 16:45:25,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-28 16:45:25,805 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:45:25,806 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 16:45:25,807 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 16:45:25,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:45:25,815 INFO L82 PathProgramCache]: Analyzing trace with hash -1788980188, now seen corresponding path program 1 times [2020-10-28 16:45:25,826 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:45:25,827 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [385572613] [2020-10-28 16:45:25,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:45:26,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:26,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:26,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:26,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:27,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:27,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:31,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:31,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-28 16:45:31,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:45:31,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 16:45:31,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:31,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:31,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:31,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 16:45:31,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:31,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 16:45:31,525 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:45:31,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:45:31,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:31,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:31,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:31,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:31,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:31,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-28 16:45:31,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:31,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:31,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:31,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:31,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:31,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:45:31,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:45:31,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:31,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:31,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:31,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:45:31,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:31,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:45:31,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:31,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:31,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:31,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:31,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:31,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:45:31,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:45:31,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:31,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:31,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:31,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:45:31,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:31,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:31,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:31,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:31,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:31,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:31,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:31,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:45:31,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:45:31,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:31,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:31,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:31,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:31,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:31,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:31,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:31,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:31,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:31,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:31,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:31,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:45:31,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:45:31,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:31,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:31,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:31,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:45:31,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:31,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:31,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:31,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:31,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:31,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:31,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:31,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:45:31,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:45:31,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:31,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:31,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:31,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:31,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:31,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:31,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:31,645 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:31,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:31,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:31,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:31,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:45:31,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:45:31,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:31,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:31,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:31,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:31,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:31,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:31,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:31,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:31,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:31,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:45:31,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:31,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:31,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 16:45:31,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:31,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:31,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:31,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:31,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:31,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:31,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:31,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:31,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:31,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:45:31,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:31,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:45:31,674 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 16:45:31,676 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [385572613] [2020-10-28 16:45:31,678 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:45:31,678 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 16:45:31,679 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402988647] [2020-10-28 16:45:31,684 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 16:45:31,685 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:45:31,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 16:45:31,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:45:31,703 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 4 states. [2020-10-28 16:45:32,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:45:32,797 INFO L93 Difference]: Finished difference Result 241 states and 320 transitions. [2020-10-28 16:45:32,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 16:45:32,799 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2020-10-28 16:45:32,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:45:32,812 INFO L225 Difference]: With dead ends: 241 [2020-10-28 16:45:32,812 INFO L226 Difference]: Without dead ends: 134 [2020-10-28 16:45:32,817 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 16:45:32,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2020-10-28 16:45:32,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 105. [2020-10-28 16:45:32,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-10-28 16:45:32,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 123 transitions. [2020-10-28 16:45:32,904 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 123 transitions. Word has length 52 [2020-10-28 16:45:32,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:45:32,904 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 123 transitions. [2020-10-28 16:45:32,904 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 16:45:32,905 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 123 transitions. [2020-10-28 16:45:32,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-28 16:45:32,908 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:45:32,908 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 16:45:32,908 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:45:32,909 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 16:45:32,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:45:32,909 INFO L82 PathProgramCache]: Analyzing trace with hash -1370219248, now seen corresponding path program 1 times [2020-10-28 16:45:32,910 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:45:32,910 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1578320245] [2020-10-28 16:45:32,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:45:32,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:32,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:33,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:33,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:33,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:34,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:37,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:37,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:45:37,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:45:37,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-28 16:45:37,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:37,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:37,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:45:37,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:45:37,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-28 16:45:37,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:45:38,312 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:45:38,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:45:38,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:38,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:38,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:38,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:38,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:38,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-10-28 16:45:38,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:38,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:38,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:45:38,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:38,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:45:38,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:45:38,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:45:38,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:38,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:38,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:38,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:45:38,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:38,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:38,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:38,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:38,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:45:38,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:38,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:45:38,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:45:38,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:45:38,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:38,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:38,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:38,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:45:38,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:38,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:38,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:38,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:38,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:45:38,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:38,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:45:38,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:45:38,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:45:38,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:38,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:38,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:38,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:38,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:38,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:45:38,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:38,479 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:38,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:45:38,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:38,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:45:38,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:45:38,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:45:38,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:38,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:38,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:38,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:45:38,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:38,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:38,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:38,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:38,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:45:38,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:38,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:45:38,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:38,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:45:38,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:38,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:38,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:38,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:38,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:38,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:45:38,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:38,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:38,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:45:38,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:38,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:45:38,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:45:38,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:45:38,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:38,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:38,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:38,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:38,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:38,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:38,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:38,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:38,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:38,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:45:38,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:38,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:45:38,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 16:45:38,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:38,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:38,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:38,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:38,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:38,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:38,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:38,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:38,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:38,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:45:38,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:38,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:45:38,524 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 16:45:38,524 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1578320245] [2020-10-28 16:45:38,525 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:45:38,525 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 16:45:38,525 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395493130] [2020-10-28 16:45:38,527 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 16:45:38,527 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:45:38,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 16:45:38,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:45:38,528 INFO L87 Difference]: Start difference. First operand 105 states and 123 transitions. Second operand 5 states. [2020-10-28 16:45:38,894 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:45:39,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:45:39,789 INFO L93 Difference]: Finished difference Result 211 states and 270 transitions. [2020-10-28 16:45:39,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-28 16:45:39,789 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-10-28 16:45:39,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:45:39,795 INFO L225 Difference]: With dead ends: 211 [2020-10-28 16:45:39,795 INFO L226 Difference]: Without dead ends: 134 [2020-10-28 16:45:39,799 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 15 SyntacticMatches, 1 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 16:45:39,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2020-10-28 16:45:39,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 105. [2020-10-28 16:45:39,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-10-28 16:45:39,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 122 transitions. [2020-10-28 16:45:39,863 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 122 transitions. Word has length 53 [2020-10-28 16:45:39,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:45:39,864 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 122 transitions. [2020-10-28 16:45:39,864 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 16:45:39,864 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 122 transitions. [2020-10-28 16:45:39,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-28 16:45:39,875 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:45:39,875 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] [2020-10-28 16:45:39,875 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 16:45:39,876 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 16:45:39,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:45:39,876 INFO L82 PathProgramCache]: Analyzing trace with hash 1514443507, now seen corresponding path program 1 times [2020-10-28 16:45:39,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:45:39,877 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [133714716] [2020-10-28 16:45:39,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:45:39,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:39,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:39,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:40,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:41,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:43,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:44,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:44,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-28 16:45:44,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:45:44,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-28 16:45:44,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:44,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:44,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:45:44,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 16:45:44,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-28 16:45:44,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:45,342 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:45:45,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:45:45,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:45,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:45,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:45,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:45,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:45,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-28 16:45:45,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:45,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:45,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:45,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:45,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:45,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:45,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:45:45,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:45,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:45,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:45,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:45:45,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:45,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:45,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:45,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:45,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:45,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:45,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:45,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:45,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:45:45,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:45,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:45,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:45,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:45:45,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:45,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:45:45,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:45,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:45,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:45,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:45,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:45,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:45,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:45:45,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:45,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:45,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:45,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:45,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:45,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:45,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:45,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:45,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:45,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:45,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:45,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:45,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:45:45,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:45,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:45,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:45,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:45:45,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:45,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:45:45,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:45,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:45,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:45,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:45,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:45,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:45,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:45:45,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:45,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:45,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:45,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:45,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:45,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:45:45,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:45,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:45,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:45:45,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:45,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:45:45,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:45,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:45:45,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:45,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:45,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:45,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:45:45,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:45,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:45:45,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:45,479 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:45,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:45:45,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:45,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:45:45,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:45,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:45:45,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:45,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:45,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:45,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:45:45,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:45,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:45,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:45,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:45,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:45,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:45,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:45,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:45,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 16:45:45,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:45,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:45,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:45,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:45,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:45,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:45,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:45,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:45,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:45:45,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:45,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:45:45,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:45,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 16:45:45,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:45,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:45,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:45,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:45,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:45,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:45,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:45,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:45,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:45:45,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:45,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:45:45,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:45,510 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 16:45:45,510 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [133714716] [2020-10-28 16:45:45,511 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:45:45,511 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 16:45:45,511 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367778296] [2020-10-28 16:45:45,514 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 16:45:45,514 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:45:45,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 16:45:45,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:45:45,515 INFO L87 Difference]: Start difference. First operand 105 states and 122 transitions. Second operand 6 states. [2020-10-28 16:45:45,867 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:45:48,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:45:48,129 INFO L93 Difference]: Finished difference Result 309 states and 460 transitions. [2020-10-28 16:45:48,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 16:45:48,130 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 65 [2020-10-28 16:45:48,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:45:48,136 INFO L225 Difference]: With dead ends: 309 [2020-10-28 16:45:48,137 INFO L226 Difference]: Without dead ends: 305 [2020-10-28 16:45:48,138 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:45:48,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2020-10-28 16:45:48,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 182. [2020-10-28 16:45:48,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2020-10-28 16:45:48,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 222 transitions. [2020-10-28 16:45:48,226 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 222 transitions. Word has length 65 [2020-10-28 16:45:48,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:45:48,227 INFO L481 AbstractCegarLoop]: Abstraction has 182 states and 222 transitions. [2020-10-28 16:45:48,227 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 16:45:48,227 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 222 transitions. [2020-10-28 16:45:48,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-10-28 16:45:48,229 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:45:48,230 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:45:48,230 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 16:45:48,230 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 16:45:48,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:45:48,231 INFO L82 PathProgramCache]: Analyzing trace with hash 683814687, now seen corresponding path program 1 times [2020-10-28 16:45:48,231 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:45:48,231 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1921178461] [2020-10-28 16:45:48,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:45:48,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:48,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:48,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:48,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:48,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:48,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:49,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:49,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:53,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:53,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-28 16:45:53,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 16:45:53,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-28 16:45:53,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:53,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:53,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:45:53,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 16:45:53,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:45:53,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:53,610 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:45:53,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:45:53,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:53,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:53,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:53,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:53,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:53,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 16:45:53,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:53,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:53,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:53,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:53,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:53,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:53,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:45:53,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:53,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:53,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:53,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:45:53,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:53,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:45:53,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:53,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:53,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:53,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:53,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:53,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:53,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:45:53,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:53,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:53,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:53,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:45:53,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:53,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:45:53,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:53,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:53,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:53,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:53,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:53,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:53,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:45:53,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:53,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:53,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:53,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:53,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:53,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:45:53,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:53,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:53,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:53,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:53,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:53,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:53,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:45:53,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:53,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:53,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:53,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:45:53,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:53,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:45:53,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:53,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:53,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:53,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:53,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:53,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:53,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:45:53,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:53,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:53,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:53,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:53,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:53,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:53,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:53,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:53,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:53,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:53,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:53,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:53,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 16:45:53,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:53,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:53,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:53,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:53,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:53,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-28 16:45:53,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:45:53,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-28 16:45:53,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:53,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:53,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:53,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 16:45:53,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:53,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:53,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:45:53,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:53,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:53,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:53,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:45:53,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:53,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:45:53,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:53,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:53,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:53,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:53,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:53,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:53,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:45:53,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:53,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:53,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:53,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:45:53,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:53,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:53,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:53,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:53,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:53,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:53,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:53,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:53,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:45:53,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:53,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:53,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:53,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:45:53,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:53,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:45:53,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:53,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:53,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:53,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:53,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:53,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:53,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:45:53,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:53,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:53,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:53,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:53,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:53,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:45:53,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:53,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:53,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:53,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:53,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:53,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:53,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:45:53,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:53,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:53,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:53,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:53,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:53,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:45:53,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:53,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:53,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:53,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:53,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:53,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:53,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-28 16:45:53,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:53,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:53,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:53,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:45:53,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:53,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:53,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:53,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:53,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:53,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 16:45:53,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:53,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:53,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:45:53,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:53,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:53,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:53,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:45:53,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:53,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:45:53,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:53,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:53,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:53,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:45:53,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:53,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:53,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-28 16:45:53,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:53,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:53,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:53,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:53,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:53,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:45:53,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:53,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:53,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:53,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:45:53,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:53,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:53,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-28 16:45:53,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:53,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:53,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:45:53,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:45:53,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:45:53,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:45:53,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:45:53,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:45:53,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:45:53,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:45:53,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:45:53,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:45:53,837 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-10-28 16:45:53,837 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1921178461] [2020-10-28 16:45:53,838 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:45:53,838 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 16:45:53,838 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565715351] [2020-10-28 16:45:53,839 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 16:45:53,839 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:45:53,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 16:45:53,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:45:53,840 INFO L87 Difference]: Start difference. First operand 182 states and 222 transitions. Second operand 7 states. [2020-10-28 16:45:54,352 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:45:55,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:45:55,284 INFO L93 Difference]: Finished difference Result 355 states and 472 transitions. [2020-10-28 16:45:55,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 16:45:55,284 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 95 [2020-10-28 16:45:55,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:45:55,290 INFO L225 Difference]: With dead ends: 355 [2020-10-28 16:45:55,290 INFO L226 Difference]: Without dead ends: 237 [2020-10-28 16:45:55,297 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2020-10-28 16:45:55,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2020-10-28 16:45:55,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 164. [2020-10-28 16:45:55,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2020-10-28 16:45:55,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 194 transitions. [2020-10-28 16:45:55,391 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 194 transitions. Word has length 95 [2020-10-28 16:45:55,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:45:55,392 INFO L481 AbstractCegarLoop]: Abstraction has 164 states and 194 transitions. [2020-10-28 16:45:55,392 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 16:45:55,392 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 194 transitions. [2020-10-28 16:45:55,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-10-28 16:45:55,394 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:45:55,394 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:45:55,394 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 16:45:55,394 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 16:45:55,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:45:55,395 INFO L82 PathProgramCache]: Analyzing trace with hash 1864009752, now seen corresponding path program 1 times [2020-10-28 16:45:55,395 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:45:55,395 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1770667787] [2020-10-28 16:45:55,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:45:55,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:45:55,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:55,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:55,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:55,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:55,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:45:57,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:00,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:00,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-28 16:46:00,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 16:46:00,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 16:46:00,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:00,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:00,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:46:00,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 59 [2020-10-28 16:46:00,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-28 16:46:00,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:00,724 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:46:00,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:46:00,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:00,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:00,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:00,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:00,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:00,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 16:46:00,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:00,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:00,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:00,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:00,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:00,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:00,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:46:00,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:00,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:00,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:00,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:00,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:00,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:46:00,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:00,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:00,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:00,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:00,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:00,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:00,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:46:00,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:00,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:00,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:00,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:00,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:00,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:46:00,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:00,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:00,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:00,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:00,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:00,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:00,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:46:00,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:00,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:00,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:00,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:00,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:00,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:46:00,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:00,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:00,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:00,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:00,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:00,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:00,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:46:00,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:00,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:00,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:00,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:00,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:00,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:46:00,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:00,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:00,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:00,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:00,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:00,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:00,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:46:00,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:00,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:00,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:00,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:00,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:00,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:46:00,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:00,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:00,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:00,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:00,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:00,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:00,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:46:00,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:00,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:00,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:00,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:00,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-28 16:46:00,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:46:00,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 16:46:00,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:00,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:00,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:46:00,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 16:46:00,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-28 16:46:00,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:00,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:46:00,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:00,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:00,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:00,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:00,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:46:00,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:46:00,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:46:00,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:00,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:00,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:46:00,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:00,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:46:00,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:00,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:46:00,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:00,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:00,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:00,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:00,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:00,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:00,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:00,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:00,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:46:00,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:00,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:46:00,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:00,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:46:00,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:00,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:00,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:00,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:46:00,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:00,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 16:46:00,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:00,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:00,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:46:00,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 16:46:00,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 16:46:00,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:00,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:46:00,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:00,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:00,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:00,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:00,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:00,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:00,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:00,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:00,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:00,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:00,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:00,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:00,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:46:00,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:00,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:00,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:00,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:00,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:00,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:00,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:00,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:00,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:46:00,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:00,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:46:00,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:00,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 16:46:00,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:00,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:00,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:00,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:46:00,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:00,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:00,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:00,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:00,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:00,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 16:46:00,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:00,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:00,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:46:00,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:00,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:00,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:00,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:00,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:00,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:46:00,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:00,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:00,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:00,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:00,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:00,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:00,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-28 16:46:00,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:01,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:01,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:01,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:01,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:01,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:46:01,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:01,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:01,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:01,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:46:01,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:01,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:01,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-28 16:46:01,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:01,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:01,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:01,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:01,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:01,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:01,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:01,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:01,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:01,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:46:01,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:01,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:01,030 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 21 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-28 16:46:01,030 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1770667787] [2020-10-28 16:46:01,030 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:46:01,031 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 16:46:01,031 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940240279] [2020-10-28 16:46:01,031 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 16:46:01,032 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:46:01,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 16:46:01,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:46:01,033 INFO L87 Difference]: Start difference. First operand 164 states and 194 transitions. Second operand 11 states. [2020-10-28 16:46:01,498 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:46:02,489 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:46:02,827 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:46:03,160 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:46:03,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:46:03,348 INFO L93 Difference]: Finished difference Result 237 states and 303 transitions. [2020-10-28 16:46:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 16:46:03,349 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 103 [2020-10-28 16:46:03,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:46:03,350 INFO L225 Difference]: With dead ends: 237 [2020-10-28 16:46:03,350 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 16:46:03,352 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2020-10-28 16:46:03,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 16:46:03,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 16:46:03,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 16:46:03,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 16:46:03,353 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 103 [2020-10-28 16:46:03,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:46:03,353 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 16:46:03,353 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 16:46:03,353 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 16:46:03,354 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 16:46:03,354 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 16:46:03,355 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 16:46:03,573 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 15 [2020-10-28 16:46:03,917 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 213 [2020-10-28 16:46:04,046 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 213 [2020-10-28 16:46:04,178 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 213 [2020-10-28 16:46:04,304 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 213 [2020-10-28 16:46:04,455 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 15 [2020-10-28 16:46:05,278 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 213 [2020-10-28 16:46:05,382 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 213 [2020-10-28 16:46:05,484 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 213 [2020-10-28 16:46:05,593 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 213 [2020-10-28 16:46:05,965 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-28 16:46:06,173 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:46:06,378 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-28 16:46:06,596 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 20 [2020-10-28 16:46:06,818 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:46:07,072 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:46:07,251 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-28 16:46:07,515 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:46:07,733 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 20 [2020-10-28 16:46:07,955 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2020-10-28 16:46:08,187 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2020-10-28 16:46:08,388 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-28 16:46:08,599 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:46:08,775 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:46:08,976 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:46:09,156 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-28 16:46:09,356 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:46:09,586 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 20 [2020-10-28 16:46:09,790 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:46:09,993 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:46:10,229 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-28 16:46:10,233 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 16:46:10,234 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 16:46:10,234 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 16:46:10,234 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 16:46:10,234 INFO L274 CegarLoopResult]: For program point L355-2(lines 355 376) no Hoare annotation was computed. [2020-10-28 16:46:10,235 INFO L274 CegarLoopResult]: For program point L377(lines 354 378) no Hoare annotation was computed. [2020-10-28 16:46:10,235 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 330 385) no Hoare annotation was computed. [2020-10-28 16:46:10,235 INFO L274 CegarLoopResult]: For program point L361(lines 361 365) no Hoare annotation was computed. [2020-10-28 16:46:10,235 INFO L274 CegarLoopResult]: For program point L361-1(lines 361 365) no Hoare annotation was computed. [2020-10-28 16:46:10,235 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 330 385) no Hoare annotation was computed. [2020-10-28 16:46:10,235 INFO L274 CegarLoopResult]: For program point L356(line 356) no Hoare annotation was computed. [2020-10-28 16:46:10,236 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 330 385) no Hoare annotation was computed. [2020-10-28 16:46:10,236 INFO L274 CegarLoopResult]: For program point L418-1(lines 418 422) no Hoare annotation was computed. [2020-10-28 16:46:10,236 INFO L274 CegarLoopResult]: For program point L413(line 413) no Hoare annotation was computed. [2020-10-28 16:46:10,236 INFO L274 CegarLoopResult]: For program point L412-2(lines 412 437) no Hoare annotation was computed. [2020-10-28 16:46:10,236 INFO L274 CegarLoopResult]: For program point L438(lines 411 439) no Hoare annotation was computed. [2020-10-28 16:46:10,236 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 386 445) no Hoare annotation was computed. [2020-10-28 16:46:10,236 INFO L274 CegarLoopResult]: For program point L431(line 431) no Hoare annotation was computed. [2020-10-28 16:46:10,236 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 386 445) no Hoare annotation was computed. [2020-10-28 16:46:10,236 INFO L274 CegarLoopResult]: For program point L431-1(line 431) no Hoare annotation was computed. [2020-10-28 16:46:10,237 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 386 445) no Hoare annotation was computed. [2020-10-28 16:46:10,237 INFO L274 CegarLoopResult]: For program point L418(lines 418 422) no Hoare annotation was computed. [2020-10-28 16:46:10,237 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 665 671) the Hoare annotation is: true [2020-10-28 16:46:10,237 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 665 671) no Hoare annotation was computed. [2020-10-28 16:46:10,237 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 672 680) no Hoare annotation was computed. [2020-10-28 16:46:10,237 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 672 680) the Hoare annotation is: true [2020-10-28 16:46:10,237 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 672 680) no Hoare annotation was computed. [2020-10-28 16:46:10,237 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 875 897) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:10,238 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 875 897) no Hoare annotation was computed. [2020-10-28 16:46:10,238 INFO L270 CegarLoopResult]: At program point L887(line 887) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:10,238 INFO L270 CegarLoopResult]: At program point L887-1(line 887) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:10,238 INFO L274 CegarLoopResult]: For program point L885(lines 885 892) no Hoare annotation was computed. [2020-10-28 16:46:10,238 INFO L274 CegarLoopResult]: For program point L885-1(lines 885 892) no Hoare annotation was computed. [2020-10-28 16:46:10,238 INFO L274 CegarLoopResult]: For program point L883(line 883) no Hoare annotation was computed. [2020-10-28 16:46:10,238 INFO L270 CegarLoopResult]: At program point L882(line 882) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:10,239 INFO L270 CegarLoopResult]: At program point L881(line 881) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:10,239 INFO L270 CegarLoopResult]: At program point L881-1(line 881) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:10,239 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 875 897) no Hoare annotation was computed. [2020-10-28 16:46:10,239 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 833 856) no Hoare annotation was computed. [2020-10-28 16:46:10,239 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 833 856) no Hoare annotation was computed. [2020-10-28 16:46:10,239 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 833 856) no Hoare annotation was computed. [2020-10-28 16:46:10,239 INFO L274 CegarLoopResult]: For program point L851(line 851) no Hoare annotation was computed. [2020-10-28 16:46:10,240 INFO L274 CegarLoopResult]: For program point L850(line 850) no Hoare annotation was computed. [2020-10-28 16:46:10,240 INFO L274 CegarLoopResult]: For program point L849(line 849) no Hoare annotation was computed. [2020-10-28 16:46:10,240 INFO L274 CegarLoopResult]: For program point L848(line 848) no Hoare annotation was computed. [2020-10-28 16:46:10,240 INFO L274 CegarLoopResult]: For program point L847(line 847) no Hoare annotation was computed. [2020-10-28 16:46:10,240 INFO L274 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-10-28 16:46:10,240 INFO L274 CegarLoopResult]: For program point L845(line 845) no Hoare annotation was computed. [2020-10-28 16:46:10,240 INFO L274 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-10-28 16:46:10,240 INFO L274 CegarLoopResult]: For program point L843(line 843) no Hoare annotation was computed. [2020-10-28 16:46:10,240 INFO L274 CegarLoopResult]: For program point L842(line 842) no Hoare annotation was computed. [2020-10-28 16:46:10,240 INFO L274 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-10-28 16:46:10,241 INFO L274 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2020-10-28 16:46:10,241 INFO L274 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed. [2020-10-28 16:46:10,241 INFO L274 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-10-28 16:46:10,241 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 155 161) no Hoare annotation was computed. [2020-10-28 16:46:10,241 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 155 161) the Hoare annotation is: true [2020-10-28 16:46:10,241 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 188 195) no Hoare annotation was computed. [2020-10-28 16:46:10,241 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 188 195) no Hoare annotation was computed. [2020-10-28 16:46:10,241 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 188 195) no Hoare annotation was computed. [2020-10-28 16:46:10,241 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 232 240) no Hoare annotation was computed. [2020-10-28 16:46:10,241 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 232 240) the Hoare annotation is: true [2020-10-28 16:46:10,242 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 232 240) no Hoare annotation was computed. [2020-10-28 16:46:10,242 INFO L274 CegarLoopResult]: For program point L248(lines 248 256) no Hoare annotation was computed. [2020-10-28 16:46:10,242 INFO L274 CegarLoopResult]: For program point L248-2(lines 248 256) no Hoare annotation was computed. [2020-10-28 16:46:10,242 INFO L274 CegarLoopResult]: For program point L271(line 271) no Hoare annotation was computed. [2020-10-28 16:46:10,242 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 241 276) no Hoare annotation was computed. [2020-10-28 16:46:10,242 INFO L274 CegarLoopResult]: For program point L271-1(line 271) no Hoare annotation was computed. [2020-10-28 16:46:10,242 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 241 276) no Hoare annotation was computed. [2020-10-28 16:46:10,242 INFO L274 CegarLoopResult]: For program point L260(lines 260 268) no Hoare annotation was computed. [2020-10-28 16:46:10,242 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 241 276) no Hoare annotation was computed. [2020-10-28 16:46:10,242 INFO L274 CegarLoopResult]: For program point L260-2(lines 260 268) no Hoare annotation was computed. [2020-10-28 16:46:10,243 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 658 664) no Hoare annotation was computed. [2020-10-28 16:46:10,243 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 658 664) the Hoare annotation is: true [2020-10-28 16:46:10,243 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 284 329) no Hoare annotation was computed. [2020-10-28 16:46:10,243 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 284 329) no Hoare annotation was computed. [2020-10-28 16:46:10,243 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 284 329) no Hoare annotation was computed. [2020-10-28 16:46:10,243 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 597 642) no Hoare annotation was computed. [2020-10-28 16:46:10,243 INFO L274 CegarLoopResult]: For program point L628(lines 628 629) no Hoare annotation was computed. [2020-10-28 16:46:10,243 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 621 622) no Hoare annotation was computed. [2020-10-28 16:46:10,244 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 628 629) no Hoare annotation was computed. [2020-10-28 16:46:10,244 INFO L274 CegarLoopResult]: For program point L621(lines 621 622) no Hoare annotation was computed. [2020-10-28 16:46:10,244 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 597 642) no Hoare annotation was computed. [2020-10-28 16:46:10,244 INFO L274 CegarLoopResult]: For program point L617(lines 617 624) no Hoare annotation was computed. [2020-10-28 16:46:10,244 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 597 642) no Hoare annotation was computed. [2020-10-28 16:46:10,244 INFO L274 CegarLoopResult]: For program point L611(lines 611 631) no Hoare annotation was computed. [2020-10-28 16:46:10,244 INFO L274 CegarLoopResult]: For program point L611-1(lines 611 631) no Hoare annotation was computed. [2020-10-28 16:46:10,244 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 864 874) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:10,244 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 864 874) no Hoare annotation was computed. [2020-10-28 16:46:10,245 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 864 874) no Hoare annotation was computed. [2020-10-28 16:46:10,245 INFO L270 CegarLoopResult]: At program point L869(line 869) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:10,245 INFO L274 CegarLoopResult]: For program point L226-1(line 226) no Hoare annotation was computed. [2020-10-28 16:46:10,245 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 221 231) the Hoare annotation is: true [2020-10-28 16:46:10,245 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 221 231) no Hoare annotation was computed. [2020-10-28 16:46:10,245 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 221 231) no Hoare annotation was computed. [2020-10-28 16:46:10,245 INFO L277 CegarLoopResult]: At program point L226(line 226) the Hoare annotation is: true [2020-10-28 16:46:10,245 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 213 220) the Hoare annotation is: true [2020-10-28 16:46:10,245 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 213 220) no Hoare annotation was computed. [2020-10-28 16:46:10,246 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 213 220) no Hoare annotation was computed. [2020-10-28 16:46:10,246 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 163 187) no Hoare annotation was computed. [2020-10-28 16:46:10,246 INFO L270 CegarLoopResult]: At program point L182(line 182) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 16:46:10,246 INFO L274 CegarLoopResult]: For program point L182-1(lines 163 187) no Hoare annotation was computed. [2020-10-28 16:46:10,246 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 163 187) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 16:46:10,246 INFO L270 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:46:10,246 INFO L270 CegarLoopResult]: At program point L173(line 173) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:46:10,246 INFO L274 CegarLoopResult]: For program point L171(lines 171 179) no Hoare annotation was computed. [2020-10-28 16:46:10,247 INFO L270 CegarLoopResult]: At program point L169(line 169) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:46:10,247 INFO L274 CegarLoopResult]: For program point L169-1(line 169) no Hoare annotation was computed. [2020-10-28 16:46:10,247 INFO L274 CegarLoopResult]: For program point L167(lines 167 184) no Hoare annotation was computed. [2020-10-28 16:46:10,247 INFO L274 CegarLoopResult]: For program point L66-1(lines 66 72) no Hoare annotation was computed. [2020-10-28 16:46:10,247 INFO L270 CegarLoopResult]: At program point testENTRY(lines 46 109) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:10,247 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-10-28 16:46:10,247 INFO L274 CegarLoopResult]: For program point testFINAL(lines 46 109) no Hoare annotation was computed. [2020-10-28 16:46:10,247 INFO L270 CegarLoopResult]: At program point L102(lines 55 103) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:10,248 INFO L274 CegarLoopResult]: For program point L92(lines 92 96) no Hoare annotation was computed. [2020-10-28 16:46:10,248 INFO L270 CegarLoopResult]: At program point L92-2(lines 86 97) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:46:10,248 INFO L274 CegarLoopResult]: For program point L57(lines 56 101) no Hoare annotation was computed. [2020-10-28 16:46:10,248 INFO L274 CegarLoopResult]: For program point L86(lines 86 97) no Hoare annotation was computed. [2020-10-28 16:46:10,248 INFO L270 CegarLoopResult]: At program point L78(line 78) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:46:10,248 INFO L274 CegarLoopResult]: For program point L76(lines 76 82) no Hoare annotation was computed. [2020-10-28 16:46:10,248 INFO L274 CegarLoopResult]: For program point L76-1(lines 76 82) no Hoare annotation was computed. [2020-10-28 16:46:10,248 INFO L270 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:46:10,249 INFO L270 CegarLoopResult]: At program point L99(lines 56 101) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:46:10,249 INFO L274 CegarLoopResult]: For program point testEXIT(lines 46 109) no Hoare annotation was computed. [2020-10-28 16:46:10,249 INFO L274 CegarLoopResult]: For program point L66(lines 66 72) no Hoare annotation was computed. [2020-10-28 16:46:10,249 INFO L274 CegarLoopResult]: For program point L575(lines 575 576) no Hoare annotation was computed. [2020-10-28 16:46:10,249 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 575 576) no Hoare annotation was computed. [2020-10-28 16:46:10,249 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 582 583) no Hoare annotation was computed. [2020-10-28 16:46:10,249 INFO L274 CegarLoopResult]: For program point L571(lines 571 578) no Hoare annotation was computed. [2020-10-28 16:46:10,249 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 551 596) no Hoare annotation was computed. [2020-10-28 16:46:10,250 INFO L274 CegarLoopResult]: For program point L565(lines 565 585) no Hoare annotation was computed. [2020-10-28 16:46:10,250 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 551 596) no Hoare annotation was computed. [2020-10-28 16:46:10,250 INFO L274 CegarLoopResult]: For program point L565-1(lines 565 585) no Hoare annotation was computed. [2020-10-28 16:46:10,250 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 551 596) no Hoare annotation was computed. [2020-10-28 16:46:10,250 INFO L274 CegarLoopResult]: For program point L582(lines 582 583) no Hoare annotation was computed. [2020-10-28 16:46:10,250 INFO L270 CegarLoopResult]: At program point L787(line 787) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:10,250 INFO L274 CegarLoopResult]: For program point L785(lines 785 791) no Hoare annotation was computed. [2020-10-28 16:46:10,250 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 772 800) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:10,250 INFO L274 CegarLoopResult]: For program point L784(lines 784 794) no Hoare annotation was computed. [2020-10-28 16:46:10,251 INFO L270 CegarLoopResult]: At program point L782(line 782) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:10,251 INFO L274 CegarLoopResult]: For program point L782-1(line 782) no Hoare annotation was computed. [2020-10-28 16:46:10,251 INFO L274 CegarLoopResult]: For program point L780(lines 780 797) no Hoare annotation was computed. [2020-10-28 16:46:10,251 INFO L274 CegarLoopResult]: For program point L780-1(lines 772 800) no Hoare annotation was computed. [2020-10-28 16:46:10,251 INFO L270 CegarLoopResult]: At program point L778(line 778) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:10,251 INFO L274 CegarLoopResult]: For program point L778-1(line 778) no Hoare annotation was computed. [2020-10-28 16:46:10,251 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 772 800) no Hoare annotation was computed. [2020-10-28 16:46:10,251 INFO L274 CegarLoopResult]: For program point L738-2(lines 738 746) no Hoare annotation was computed. [2020-10-28 16:46:10,251 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 730 752) no Hoare annotation was computed. [2020-10-28 16:46:10,251 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 730 752) no Hoare annotation was computed. [2020-10-28 16:46:10,252 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 730 752) no Hoare annotation was computed. [2020-10-28 16:46:10,252 INFO L274 CegarLoopResult]: For program point L738(lines 738 746) no Hoare annotation was computed. [2020-10-28 16:46:10,252 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 764 771) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:10,252 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 764 771) no Hoare annotation was computed. [2020-10-28 16:46:10,252 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 764 771) no Hoare annotation was computed. [2020-10-28 16:46:10,252 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 448 550) no Hoare annotation was computed. [2020-10-28 16:46:10,252 INFO L274 CegarLoopResult]: For program point L477(lines 477 493) no Hoare annotation was computed. [2020-10-28 16:46:10,252 INFO L274 CegarLoopResult]: For program point L537(lines 537 544) no Hoare annotation was computed. [2020-10-28 16:46:10,252 INFO L274 CegarLoopResult]: For program point L498(lines 497 517) no Hoare annotation was computed. [2020-10-28 16:46:10,252 INFO L274 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-10-28 16:46:10,253 INFO L274 CegarLoopResult]: For program point L529-1(line 529) no Hoare annotation was computed. [2020-10-28 16:46:10,253 INFO L274 CegarLoopResult]: For program point L494(lines 494 535) no Hoare annotation was computed. [2020-10-28 16:46:10,253 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 448 550) no Hoare annotation was computed. [2020-10-28 16:46:10,253 INFO L274 CegarLoopResult]: For program point L513(line 513) no Hoare annotation was computed. [2020-10-28 16:46:10,253 INFO L274 CegarLoopResult]: For program point L513-1(line 513) no Hoare annotation was computed. [2020-10-28 16:46:10,253 INFO L274 CegarLoopResult]: For program point L472(lines 472 476) no Hoare annotation was computed. [2020-10-28 16:46:10,253 INFO L274 CegarLoopResult]: For program point L536(lines 536 547) no Hoare annotation was computed. [2020-10-28 16:46:10,253 INFO L274 CegarLoopResult]: For program point L499(lines 499 503) no Hoare annotation was computed. [2020-10-28 16:46:10,253 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 448 550) no Hoare annotation was computed. [2020-10-28 16:46:10,253 INFO L274 CegarLoopResult]: For program point L497-2(lines 497 517) no Hoare annotation was computed. [2020-10-28 16:46:10,253 INFO L274 CegarLoopResult]: For program point L518(lines 496 519) no Hoare annotation was computed. [2020-10-28 16:46:10,254 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 648 657) no Hoare annotation was computed. [2020-10-28 16:46:10,254 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 648 657) no Hoare annotation was computed. [2020-10-28 16:46:10,254 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 648 657) no Hoare annotation was computed. [2020-10-28 16:46:10,254 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:46:10,254 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#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~string60.offset| |old(#t~string60.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 16:46:10,255 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:46:10,255 INFO L274 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-10-28 16:46:10,255 INFO L274 CegarLoopResult]: For program point L207-1(lines 196 212) no Hoare annotation was computed. [2020-10-28 16:46:10,255 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 196 212) no Hoare annotation was computed. [2020-10-28 16:46:10,255 INFO L274 CegarLoopResult]: For program point L203(lines 203 209) no Hoare annotation was computed. [2020-10-28 16:46:10,255 INFO L274 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-28 16:46:10,255 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 196 212) no Hoare annotation was computed. [2020-10-28 16:46:10,255 INFO L274 CegarLoopResult]: For program point L201-1(line 201) no Hoare annotation was computed. [2020-10-28 16:46:10,255 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 753 761) no Hoare annotation was computed. [2020-10-28 16:46:10,255 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 753 761) no Hoare annotation was computed. [2020-10-28 16:46:10,256 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 753 761) no Hoare annotation was computed. [2020-10-28 16:46:10,256 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 709 720) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-28 16:46:10,256 INFO L274 CegarLoopResult]: For program point L713-1(lines 709 720) no Hoare annotation was computed. [2020-10-28 16:46:10,256 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 709 720) no Hoare annotation was computed. [2020-10-28 16:46:10,256 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:46:10,256 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 16:46:10,256 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:46:10,256 INFO L270 CegarLoopResult]: At program point L144(line 144) the Hoare annotation is: (or (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 16:46:10,256 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 131 154) the Hoare annotation is: (or (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 16:46:10,256 INFO L270 CegarLoopResult]: At program point L142(lines 142 148) the Hoare annotation is: (or (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 16:46:10,257 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 131 154) no Hoare annotation was computed. [2020-10-28 16:46:10,257 INFO L270 CegarLoopResult]: At program point L137(line 137) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:46:10,257 INFO L274 CegarLoopResult]: For program point L135(lines 134 153) no Hoare annotation was computed. [2020-10-28 16:46:10,257 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 131 154) no Hoare annotation was computed. [2020-10-28 16:46:10,257 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 803 832) no Hoare annotation was computed. [2020-10-28 16:46:10,257 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 803 832) the Hoare annotation is: true [2020-10-28 16:46:10,257 INFO L277 CegarLoopResult]: At program point L828(lines 803 832) the Hoare annotation is: true [2020-10-28 16:46:10,257 INFO L274 CegarLoopResult]: For program point L824(line 824) no Hoare annotation was computed. [2020-10-28 16:46:10,257 INFO L274 CegarLoopResult]: For program point L817(lines 817 821) no Hoare annotation was computed. [2020-10-28 16:46:10,258 INFO L277 CegarLoopResult]: At program point L817-1(lines 817 821) the Hoare annotation is: true [2020-10-28 16:46:10,258 INFO L274 CegarLoopResult]: For program point L814(line 814) no Hoare annotation was computed. [2020-10-28 16:46:10,258 INFO L277 CegarLoopResult]: At program point L813-2(lines 813 827) the Hoare annotation is: true [2020-10-28 16:46:10,258 INFO L277 CegarLoopResult]: At program point L809(line 809) the Hoare annotation is: true [2020-10-28 16:46:10,258 INFO L274 CegarLoopResult]: For program point L809-1(line 809) no Hoare annotation was computed. [2020-10-28 16:46:10,258 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 721 729) the Hoare annotation is: true [2020-10-28 16:46:10,258 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 721 729) no Hoare annotation was computed. [2020-10-28 16:46:10,258 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 721 729) no Hoare annotation was computed. [2020-10-28 16:46:10,258 INFO L274 CegarLoopResult]: For program point L689-1(lines 685 696) no Hoare annotation was computed. [2020-10-28 16:46:10,259 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 685 696) the Hoare annotation is: true [2020-10-28 16:46:10,259 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 685 696) no Hoare annotation was computed. [2020-10-28 16:46:10,259 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 857 863) no Hoare annotation was computed. [2020-10-28 16:46:10,259 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 857 863) the Hoare annotation is: true [2020-10-28 16:46:10,259 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:46:10,259 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-10-28 16:46:10,259 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 16:46:10,259 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:46:10,259 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 697 708) no Hoare annotation was computed. [2020-10-28 16:46:10,259 INFO L274 CegarLoopResult]: For program point L701-1(lines 697 708) no Hoare annotation was computed. [2020-10-28 16:46:10,260 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 697 708) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-28 16:46:10,260 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 111 118) no Hoare annotation was computed. [2020-10-28 16:46:10,260 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 111 118) the Hoare annotation is: true [2020-10-28 16:46:10,260 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 111 118) no Hoare annotation was computed. [2020-10-28 16:46:10,260 INFO L274 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-10-28 16:46:10,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 04:46:10 BoogieIcfgContainer [2020-10-28 16:46:10,277 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 16:46:10,279 INFO L168 Benchmark]: Toolchain (without parser) took 46776.14 ms. Allocated memory was 151.0 MB in the beginning and 738.2 MB in the end (delta: 587.2 MB). Free memory was 125.2 MB in the beginning and 635.1 MB in the end (delta: -509.9 MB). Peak memory consumption was 442.1 MB. Max. memory is 8.0 GB. [2020-10-28 16:46:10,280 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory is still 123.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 16:46:10,281 INFO L168 Benchmark]: CACSL2BoogieTranslator took 554.14 ms. Allocated memory is still 151.0 MB. Free memory was 124.6 MB in the beginning and 104.5 MB in the end (delta: 20.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-28 16:46:10,281 INFO L168 Benchmark]: Boogie Preprocessor took 94.25 ms. Allocated memory is still 151.0 MB. Free memory was 104.4 MB in the beginning and 100.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-28 16:46:10,282 INFO L168 Benchmark]: RCFGBuilder took 1509.27 ms. Allocated memory is still 151.0 MB. Free memory was 100.6 MB in the beginning and 49.8 MB in the end (delta: 50.8 MB). Peak memory consumption was 51.7 MB. Max. memory is 8.0 GB. [2020-10-28 16:46:10,283 INFO L168 Benchmark]: TraceAbstraction took 44607.27 ms. Allocated memory was 151.0 MB in the beginning and 738.2 MB in the end (delta: 587.2 MB). Free memory was 49.3 MB in the beginning and 635.1 MB in the end (delta: -585.8 MB). Peak memory consumption was 365.2 MB. Max. memory is 8.0 GB. [2020-10-28 16:46:10,287 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory is still 123.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 554.14 ms. Allocated memory is still 151.0 MB. Free memory was 124.6 MB in the beginning and 104.5 MB in the end (delta: 20.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 94.25 ms. Allocated memory is still 151.0 MB. Free memory was 104.4 MB in the beginning and 100.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1509.27 ms. Allocated memory is still 151.0 MB. Free memory was 100.6 MB in the beginning and 49.8 MB in the end (delta: 50.8 MB). Peak memory consumption was 51.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 44607.27 ms. Allocated memory was 151.0 MB in the beginning and 738.2 MB in the end (delta: 587.2 MB). Free memory was 49.3 MB in the beginning and 635.1 MB in the end (delta: -585.8 MB). Peak memory consumption was 365.2 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: 582]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 575]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 621]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 628]: 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: 813]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: (!(systemActive == 1) || !(\old(pumpRunning) == 0)) || !(\old(methAndRunningLastTime) == 0) - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: ((!(1 == systemActive) || !(\old(pumpRunning) == 0)) || !(\old(methAndRunningLastTime) == 0)) || ((splverifierCounter <= 0 && pumpRunning == 0) && methAndRunningLastTime == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 228 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 37.5s, OverallIterations: 5, TraceHistogramMax: 2, AutomataDifference: 8.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 440 SDtfs, 838 SDslu, 301 SDs, 0 SdLazy, 1290 SolverSat, 615 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 165 GetRequests, 121 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 3.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=182occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 254 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 249 PreInvPairs, 271 NumberOfFragments, 835 HoareAnnotationTreeSize, 249 FomulaSimplifications, 100667 FormulaSimplificationTreeSizeReduction, 2.4s HoareSimplificationTime, 51 FomulaSimplificationsInter, 5715 FormulaSimplificationTreeSizeReductionInter, 4.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 27.8s InterpolantComputationTime, 368 NumberOfCodeBlocks, 368 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 363 ConstructedInterpolants, 0 QuantifiedInterpolants, 115205 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 54/59 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...